diff --git a/Makefile b/Makefile index 9aa13e67a218..4a2043c6272c 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 4 PATCHLEVEL = 14 -SUBLEVEL = 325 +SUBLEVEL = 326 EXTRAVERSION = NAME = Petit Gorille diff --git a/arch/arm/boot/dts/bcm53573.dtsi b/arch/arm/boot/dts/bcm53573.dtsi index c698a565b8ae..99cc83b911c1 100644 --- a/arch/arm/boot/dts/bcm53573.dtsi +++ b/arch/arm/boot/dts/bcm53573.dtsi @@ -119,6 +119,9 @@ pcie0: pcie@2000 { reg = <0x00002000 0x1000>; + + #address-cells = <3>; + #size-cells = <2>; }; usb2: usb2@4000 { diff --git a/arch/arm/boot/dts/s3c6410-mini6410.dts b/arch/arm/boot/dts/s3c6410-mini6410.dts index de04d8764b0f..98de4ea8b8bc 100644 --- a/arch/arm/boot/dts/s3c6410-mini6410.dts +++ b/arch/arm/boot/dts/s3c6410-mini6410.dts @@ -61,7 +61,7 @@ ethernet@18000000 { compatible = "davicom,dm9000"; - reg = <0x18000000 0x2 0x18000004 0x2>; + reg = <0x18000000 0x2>, <0x18000004 0x2>; interrupt-parent = <&gpn>; interrupts = <7 IRQ_TYPE_LEVEL_HIGH>; davicom,no-eeprom; diff --git a/arch/arm/boot/dts/s5pv210-smdkv210.dts b/arch/arm/boot/dts/s5pv210-smdkv210.dts index 75398318ed57..4e17023684c9 100644 --- a/arch/arm/boot/dts/s5pv210-smdkv210.dts +++ b/arch/arm/boot/dts/s5pv210-smdkv210.dts @@ -36,7 +36,7 @@ ethernet@18000000 { compatible = "davicom,dm9000"; - reg = <0xA8000000 0x2 0xA8000002 0x2>; + reg = <0xa8000000 0x2>, <0xa8000002 0x2>; interrupt-parent = <&gph1>; interrupts = <1 4>; local-mac-address = [00 00 de ad be ef]; diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c index a8783964ebde..6f5907970143 100644 --- a/arch/arm/kernel/hw_breakpoint.c +++ b/arch/arm/kernel/hw_breakpoint.c @@ -631,7 +631,7 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp) info->address &= ~alignment_mask; info->ctrl.len <<= offset; - if (is_default_overflow_handler(bp)) { + if (uses_default_overflow_handler(bp)) { /* * Mismatch breakpoints are required for single-stepping * breakpoints. @@ -803,7 +803,7 @@ static void watchpoint_handler(unsigned long addr, unsigned int fsr, * Otherwise, insert a temporary mismatch breakpoint so that * we can single-step over the watchpoint trigger. */ - if (!is_default_overflow_handler(wp)) + if (!uses_default_overflow_handler(wp)) continue; step: enable_single_step(wp, instruction_pointer(regs)); @@ -816,7 +816,7 @@ static void watchpoint_handler(unsigned long addr, unsigned int fsr, info->trigger = addr; pr_debug("watchpoint fired: address = 0x%x\n", info->trigger); perf_bp_event(wp, regs); - if (is_default_overflow_handler(wp)) + if (uses_default_overflow_handler(wp)) enable_single_step(wp, instruction_pointer(regs)); } @@ -891,7 +891,7 @@ static void breakpoint_handler(unsigned long unknown, struct pt_regs *regs) info->trigger = addr; pr_debug("breakpoint fired: address = 0x%x\n", addr); perf_bp_event(bp, regs); - if (is_default_overflow_handler(bp)) + if (uses_default_overflow_handler(bp)) enable_single_step(bp, addr); goto unlock; } diff --git a/arch/arm/mach-omap2/powerdomain.c b/arch/arm/mach-omap2/powerdomain.c index 1e6a967cd2d5..d1b95576545c 100644 --- a/arch/arm/mach-omap2/powerdomain.c +++ b/arch/arm/mach-omap2/powerdomain.c @@ -173,7 +173,7 @@ static int _pwrdm_state_switch(struct powerdomain *pwrdm, int flag) break; case PWRDM_STATE_PREV: prev = pwrdm_read_prev_pwrst(pwrdm); - if (pwrdm->state != prev) + if (prev >= 0 && pwrdm->state != prev) pwrdm->state_counter[prev]++; if (prev == PWRDM_POWER_RET) _update_logic_membank_counters(pwrdm); diff --git a/arch/arm/mach-pxa/sharpsl_pm.c b/arch/arm/mach-pxa/sharpsl_pm.c index 249b7bd5fbc4..3ae2eec37109 100644 --- a/arch/arm/mach-pxa/sharpsl_pm.c +++ b/arch/arm/mach-pxa/sharpsl_pm.c @@ -224,8 +224,6 @@ void sharpsl_battery_kick(void) { schedule_delayed_work(&sharpsl_bat, msecs_to_jiffies(125)); } -EXPORT_SYMBOL(sharpsl_battery_kick); - static void sharpsl_battery_thread(struct work_struct *private_) { diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 67d66c702574..e9385a80cc6b 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -13,7 +13,6 @@ */ #include <linux/kernel.h> -#include <linux/module.h> /* symbol_get ; symbol_put */ #include <linux/platform_device.h> #include <linux/delay.h> #include <linux/gpio_keys.h> @@ -517,17 +516,6 @@ static struct pxa2xx_spi_chip spitz_ads7846_chip = { .gpio_cs = SPITZ_GPIO_ADS7846_CS, }; -static void spitz_bl_kick_battery(void) -{ - void (*kick_batt)(void); - - kick_batt = symbol_get(sharpsl_battery_kick); - if (kick_batt) { - kick_batt(); - symbol_put(sharpsl_battery_kick); - } -} - static struct corgi_lcd_platform_data spitz_lcdcon_info = { .init_mode = CORGI_LCD_MODE_VGA, .max_intensity = 0x2f, @@ -535,7 +523,7 @@ static struct corgi_lcd_platform_data spitz_lcdcon_info = { .limit_mask = 0x0b, .gpio_backlight_cont = SPITZ_GPIO_BACKLIGHT_CONT, .gpio_backlight_on = SPITZ_GPIO_BACKLIGHT_ON, - .kick_battery = spitz_bl_kick_battery, + .kick_battery = sharpsl_battery_kick, }; static struct pxa2xx_spi_chip spitz_lcdcon_chip = { diff --git a/arch/arm64/kernel/hw_breakpoint.c b/arch/arm64/kernel/hw_breakpoint.c index 6e96cea99a4e..7f608a8d4386 100644 --- a/arch/arm64/kernel/hw_breakpoint.c +++ b/arch/arm64/kernel/hw_breakpoint.c @@ -662,7 +662,7 @@ static int breakpoint_handler(unsigned long unused, unsigned int esr, perf_bp_event(bp, regs); /* Do we need to handle the stepping? */ - if (is_default_overflow_handler(bp)) + if (uses_default_overflow_handler(bp)) step = 1; unlock: rcu_read_unlock(); @@ -741,7 +741,7 @@ static u64 get_distance_from_watchpoint(unsigned long addr, u64 val, static int watchpoint_report(struct perf_event *wp, unsigned long addr, struct pt_regs *regs) { - int step = is_default_overflow_handler(wp); + int step = uses_default_overflow_handler(wp); struct arch_hw_breakpoint *info = counter_arch_bp(wp); info->trigger = addr; diff --git a/arch/m68k/fpsp040/skeleton.S b/arch/m68k/fpsp040/skeleton.S index a8f41615d94a..31a9c634c81e 100644 --- a/arch/m68k/fpsp040/skeleton.S +++ b/arch/m68k/fpsp040/skeleton.S @@ -499,12 +499,12 @@ in_ea: dbf %d0,morein rts - .section .fixup,#alloc,#execinstr + .section .fixup,"ax" .even 1: jbra fpsp040_die - .section __ex_table,#alloc + .section __ex_table,"a" .align 4 .long in_ea,1b diff --git a/arch/m68k/ifpsp060/os.S b/arch/m68k/ifpsp060/os.S index 7a0d6e428066..89e2ec224ab6 100644 --- a/arch/m68k/ifpsp060/os.S +++ b/arch/m68k/ifpsp060/os.S @@ -379,11 +379,11 @@ _060_real_access: | Execption handling for movs access to illegal memory - .section .fixup,#alloc,#execinstr + .section .fixup,"ax" .even 1: moveq #-1,%d1 rts -.section __ex_table,#alloc +.section __ex_table,"a" .align 4 .long dmrbuae,1b .long dmrwuae,1b diff --git a/arch/m68k/kernel/relocate_kernel.S b/arch/m68k/kernel/relocate_kernel.S index ab0f1e7d4653..f7667079e08e 100644 --- a/arch/m68k/kernel/relocate_kernel.S +++ b/arch/m68k/kernel/relocate_kernel.S @@ -26,7 +26,7 @@ ENTRY(relocate_new_kernel) lea %pc@(.Lcopy),%a4 2: addl #0x00000000,%a4 /* virt_to_phys() */ - .section ".m68k_fixup","aw" + .section .m68k_fixup,"aw" .long M68K_FIXUP_MEMOFFSET, 2b+2 .previous @@ -49,7 +49,7 @@ ENTRY(relocate_new_kernel) lea %pc@(.Lcont040),%a4 5: addl #0x00000000,%a4 /* virt_to_phys() */ - .section ".m68k_fixup","aw" + .section .m68k_fixup,"aw" .long M68K_FIXUP_MEMOFFSET, 5b+2 .previous diff --git a/arch/mips/alchemy/devboards/db1000.c b/arch/mips/alchemy/devboards/db1000.c index 433c4b9a9f0a..2854f959a65c 100644 --- a/arch/mips/alchemy/devboards/db1000.c +++ b/arch/mips/alchemy/devboards/db1000.c @@ -26,7 +26,6 @@ #include <linux/interrupt.h> #include <linux/leds.h> #include <linux/mmc/host.h> -#include <linux/module.h> #include <linux/platform_device.h> #include <linux/pm.h> #include <linux/spi/spi.h> @@ -175,12 +174,7 @@ static struct platform_device db1x00_audio_dev = { static irqreturn_t db1100_mmc_cd(int irq, void *ptr) { - void (*mmc_cd)(struct mmc_host *, unsigned long); - /* link against CONFIG_MMC=m */ - mmc_cd = symbol_get(mmc_detect_change); - mmc_cd(ptr, msecs_to_jiffies(500)); - symbol_put(mmc_detect_change); - + mmc_detect_change(ptr, msecs_to_jiffies(500)); return IRQ_HANDLED; } diff --git a/arch/mips/alchemy/devboards/db1200.c b/arch/mips/alchemy/devboards/db1200.c index da7663770425..ae81e05fcb2c 100644 --- a/arch/mips/alchemy/devboards/db1200.c +++ b/arch/mips/alchemy/devboards/db1200.c @@ -23,7 +23,6 @@ #include <linux/gpio.h> #include <linux/i2c.h> #include <linux/init.h> -#include <linux/module.h> #include <linux/interrupt.h> #include <linux/io.h> #include <linux/leds.h> @@ -355,14 +354,7 @@ static irqreturn_t db1200_mmc_cd(int irq, void *ptr) static irqreturn_t db1200_mmc_cdfn(int irq, void *ptr) { - void (*mmc_cd)(struct mmc_host *, unsigned long); - - /* link against CONFIG_MMC=m */ - mmc_cd = symbol_get(mmc_detect_change); - if (mmc_cd) { - mmc_cd(ptr, msecs_to_jiffies(200)); - symbol_put(mmc_detect_change); - } + mmc_detect_change(ptr, msecs_to_jiffies(200)); msleep(100); /* debounce */ if (irq == DB1200_SD0_INSERT_INT) @@ -446,14 +438,7 @@ static irqreturn_t pb1200_mmc1_cd(int irq, void *ptr) static irqreturn_t pb1200_mmc1_cdfn(int irq, void *ptr) { - void (*mmc_cd)(struct mmc_host *, unsigned long); - - /* link against CONFIG_MMC=m */ - mmc_cd = symbol_get(mmc_detect_change); - if (mmc_cd) { - mmc_cd(ptr, msecs_to_jiffies(200)); - symbol_put(mmc_detect_change); - } + mmc_detect_change(ptr, msecs_to_jiffies(200)); msleep(100); /* debounce */ if (irq == PB1200_SD1_INSERT_INT) diff --git a/arch/mips/alchemy/devboards/db1300.c b/arch/mips/alchemy/devboards/db1300.c index efb318e03e0a..0c12fbc07117 100644 --- a/arch/mips/alchemy/devboards/db1300.c +++ b/arch/mips/alchemy/devboards/db1300.c @@ -17,7 +17,6 @@ #include <linux/interrupt.h> #include <linux/ata_platform.h> #include <linux/mmc/host.h> -#include <linux/module.h> #include <linux/mtd/mtd.h> #include <linux/mtd/rawnand.h> #include <linux/mtd/partitions.h> @@ -457,14 +456,7 @@ static irqreturn_t db1300_mmc_cd(int irq, void *ptr) static irqreturn_t db1300_mmc_cdfn(int irq, void *ptr) { - void (*mmc_cd)(struct mmc_host *, unsigned long); - - /* link against CONFIG_MMC=m. We can only be called once MMC core has - * initialized the controller, so symbol_get() should always succeed. - */ - mmc_cd = symbol_get(mmc_detect_change); - mmc_cd(ptr, msecs_to_jiffies(200)); - symbol_put(mmc_detect_change); + mmc_detect_change(ptr, msecs_to_jiffies(200)); msleep(100); /* debounce */ if (irq == DB1300_SD1_INSERT_INT) diff --git a/arch/parisc/include/asm/led.h b/arch/parisc/include/asm/led.h index 6de13d08a388..b70b9094fb7c 100644 --- a/arch/parisc/include/asm/led.h +++ b/arch/parisc/include/asm/led.h @@ -11,8 +11,8 @@ #define LED1 0x02 #define LED0 0x01 /* bottom (or furthest left) LED */ -#define LED_LAN_TX LED0 /* for LAN transmit activity */ -#define LED_LAN_RCV LED1 /* for LAN receive activity */ +#define LED_LAN_RCV LED0 /* for LAN receive activity */ +#define LED_LAN_TX LED1 /* for LAN transmit activity */ #define LED_DISK_IO LED2 /* for disk activity */ #define LED_HEARTBEAT LED3 /* heartbeat */ diff --git a/arch/parisc/include/asm/processor.h b/arch/parisc/include/asm/processor.h index 2dbe5580a1a4..d98f4cb549b9 100644 --- a/arch/parisc/include/asm/processor.h +++ b/arch/parisc/include/asm/processor.h @@ -108,7 +108,6 @@ struct cpuinfo_parisc { unsigned long cpu_loc; /* CPU location from PAT firmware */ unsigned int state; struct parisc_device *dev; - unsigned long loops_per_jiffy; }; extern struct system_cpuinfo_parisc boot_cpu_data; diff --git a/arch/parisc/kernel/processor.c b/arch/parisc/kernel/processor.c index 58ece781a176..e87bb36b3fca 100644 --- a/arch/parisc/kernel/processor.c +++ b/arch/parisc/kernel/processor.c @@ -177,7 +177,6 @@ static int __init processor_probe(struct parisc_device *dev) if (cpuid) memset(p, 0, sizeof(struct cpuinfo_parisc)); - p->loops_per_jiffy = loops_per_jiffy; p->dev = dev; /* Save IODC data in case we need it */ p->hpa = dev->hpa.start; /* save CPU hpa */ p->cpuid = cpuid; /* save CPU id */ @@ -370,10 +369,18 @@ int show_cpuinfo (struct seq_file *m, void *v) { unsigned long cpu; + char cpu_name[60], *p; + + /* strip PA path from CPU name to not confuse lscpu */ + strlcpy(cpu_name, per_cpu(cpu_data, 0).dev->name, sizeof(cpu_name)); + p = strrchr(cpu_name, '['); + if (p) + *(--p) = 0; for_each_online_cpu(cpu) { - const struct cpuinfo_parisc *cpuinfo = &per_cpu(cpu_data, cpu); #ifdef CONFIG_SMP + const struct cpuinfo_parisc *cpuinfo = &per_cpu(cpu_data, cpu); + if (0 == cpuinfo->hpa) continue; #endif @@ -410,8 +417,7 @@ show_cpuinfo (struct seq_file *m, void *v) seq_printf(m, "model\t\t: %s - %s\n", boot_cpu_data.pdc.sys_model_name, - cpuinfo->dev ? - cpuinfo->dev->name : "Unknown"); + cpu_name); seq_printf(m, "hversion\t: 0x%08x\n" "sversion\t: 0x%08x\n", @@ -422,8 +428,8 @@ show_cpuinfo (struct seq_file *m, void *v) show_cache_info(m); seq_printf(m, "bogomips\t: %lu.%02lu\n", - cpuinfo->loops_per_jiffy / (500000 / HZ), - (cpuinfo->loops_per_jiffy / (5000 / HZ)) % 100); + loops_per_jiffy / (500000 / HZ), + loops_per_jiffy / (5000 / HZ) % 100); seq_printf(m, "software id\t: %ld\n\n", boot_cpu_data.pdc.model.sw_id); diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S index 29b2fed93289..1fb98efd5404 100644 --- a/arch/powerpc/kernel/head_32.S +++ b/arch/powerpc/kernel/head_32.S @@ -986,7 +986,7 @@ start_here: */ lis r5, abatron_pteptrs@h ori r5, r5, abatron_pteptrs@l - stw r5, 0xf0(r0) /* This much match your Abatron config */ + stw r5, 0xf0(0) /* This much match your Abatron config */ lis r6, swapper_pg_dir@h ori r6, r6, swapper_pg_dir@l tophys(r5, r5) diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index 87af91937c8a..410fb08a2c31 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -145,17 +145,28 @@ static int fail_iommu_bus_notify(struct notifier_block *nb, return 0; } -static struct notifier_block fail_iommu_bus_notifier = { +/* + * PCI and VIO buses need separate notifier_block structs, since they're linked + * list nodes. Sharing a notifier_block would mean that any notifiers later + * registered for PCI buses would also get called by VIO buses and vice versa. + */ +static struct notifier_block fail_iommu_pci_bus_notifier = { .notifier_call = fail_iommu_bus_notify }; +#ifdef CONFIG_IBMVIO +static struct notifier_block fail_iommu_vio_bus_notifier = { + .notifier_call = fail_iommu_bus_notify +}; +#endif + static int __init fail_iommu_setup(void) { #ifdef CONFIG_PCI - bus_register_notifier(&pci_bus_type, &fail_iommu_bus_notifier); + bus_register_notifier(&pci_bus_type, &fail_iommu_pci_bus_notifier); #endif #ifdef CONFIG_IBMVIO - bus_register_notifier(&vio_bus_type, &fail_iommu_bus_notifier); + bus_register_notifier(&vio_bus_type, &fail_iommu_vio_bus_notifier); #endif return 0; diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S index efb9a6982561..7346875ac61d 100644 --- a/arch/powerpc/kernel/vmlinux.lds.S +++ b/arch/powerpc/kernel/vmlinux.lds.S @@ -322,6 +322,7 @@ SECTIONS *(.sdata2) *(.got.plt) *(.got) *(.plt) + *(.branch_lt) } #else .data : AT(ADDR(.data) - LOAD_OFFSET) { diff --git a/arch/powerpc/platforms/pseries/ibmebus.c b/arch/powerpc/platforms/pseries/ibmebus.c index 408a86044133..a3d6d064754e 100644 --- a/arch/powerpc/platforms/pseries/ibmebus.c +++ b/arch/powerpc/platforms/pseries/ibmebus.c @@ -452,6 +452,7 @@ static int __init ibmebus_bus_init(void) if (err) { printk(KERN_WARNING "%s: device_register returned %i\n", __func__, err); + put_device(&ibmebus_bus_device); bus_unregister(&ibmebus_bus_type); return err; diff --git a/arch/x86/include/asm/virtext.h b/arch/x86/include/asm/virtext.h index 4699acd602af..62810550024d 100644 --- a/arch/x86/include/asm/virtext.h +++ b/arch/x86/include/asm/virtext.h @@ -89,12 +89,6 @@ static inline int cpu_has_svm(const char **msg) return 0; } - if (boot_cpu_data.extended_cpuid_level < SVM_CPUID_FUNC) { - if (msg) - *msg = "can't execute cpuid_8000000a"; - return 0; - } - if (!boot_cpu_has(X86_FEATURE_SVM)) { if (msg) *msg = "svm not available"; diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c index 63d3e6a6b5ef..558ac8bb8c7f 100644 --- a/arch/x86/kernel/apm_32.c +++ b/arch/x86/kernel/apm_32.c @@ -246,12 +246,6 @@ extern int (*console_blank_hook)(int); #endif -/* - * The apm_bios device is one of the misc char devices. - * This is its minor number. - */ -#define APM_MINOR_DEV 134 - /* * Various options can be changed at boot time as follows: * (We allow underscores for compatibility with the modules code) diff --git a/crypto/asymmetric_keys/x509_public_key.c b/crypto/asymmetric_keys/x509_public_key.c index 1bd0cf71a22d..e1160a7c33bc 100644 --- a/crypto/asymmetric_keys/x509_public_key.c +++ b/crypto/asymmetric_keys/x509_public_key.c @@ -138,6 +138,11 @@ int x509_check_for_self_signed(struct x509_certificate *cert) if (strcmp(cert->pub->pkey_algo, cert->sig->pkey_algo) != 0) goto out; + if (cert->unsupported_sig) { + ret = 0; + goto out; + } + ret = public_key_verify_signature(cert->pub, cert->sig); if (ret < 0) { if (ret == -ENOPKG) { diff --git a/drivers/acpi/acpica/psopcode.c b/drivers/acpi/acpica/psopcode.c index a402ad772a1e..c561d35d441b 100644 --- a/drivers/acpi/acpica/psopcode.c +++ b/drivers/acpi/acpica/psopcode.c @@ -637,7 +637,7 @@ const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES] = { /* 7E */ ACPI_OP("Timer", ARGP_TIMER_OP, ARGI_TIMER_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_0A_0T_1R, - AML_FLAGS_EXEC_0A_0T_1R), + AML_FLAGS_EXEC_0A_0T_1R | AML_NO_OPERAND_RESOLVE), /* ACPI 5.0 opcodes */ diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index b4f16073ef43..866bc20c8239 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -294,6 +294,15 @@ static const struct dmi_system_id video_detect_dmi_table[] = { DMI_MATCH(DMI_BOARD_NAME, "Lenovo IdeaPad S405"), }, }, + { + /* https://bugzilla.suse.com/show_bug.cgi?id=1208724 */ + .callback = video_detect_force_native, + /* Lenovo Ideapad Z470 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_VERSION, "IdeaPad Z470"), + }, + }, { /* https://bugzilla.redhat.com/show_bug.cgi?id=1187004 */ .callback = video_detect_force_native, diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c index 8ea401fc8996..e07d6a4d3f03 100644 --- a/drivers/amba/bus.c +++ b/drivers/amba/bus.c @@ -344,6 +344,7 @@ static void amba_device_release(struct device *dev) { struct amba_device *d = to_amba_device(dev); + of_node_put(d->dev.of_node); if (d->res.parent) release_resource(&d->res); kfree(d); diff --git a/drivers/ata/pata_ftide010.c b/drivers/ata/pata_ftide010.c index 569a4a662dcd..9da2e14a0108 100644 --- a/drivers/ata/pata_ftide010.c +++ b/drivers/ata/pata_ftide010.c @@ -569,6 +569,7 @@ static struct platform_driver pata_ftide010_driver = { }; module_platform_driver(pata_ftide010_driver); +MODULE_DESCRIPTION("low level driver for Faraday Technology FTIDE010"); MODULE_AUTHOR("Linus Walleij <linus.walleij@xxxxxxxxxx>"); MODULE_LICENSE("GPL"); MODULE_ALIAS("platform:" DRV_NAME); diff --git a/drivers/ata/sata_gemini.c b/drivers/ata/sata_gemini.c index 46950e0267e0..64b43943f650 100644 --- a/drivers/ata/sata_gemini.c +++ b/drivers/ata/sata_gemini.c @@ -434,6 +434,7 @@ static struct platform_driver gemini_sata_driver = { }; module_platform_driver(gemini_sata_driver); +MODULE_DESCRIPTION("low level driver for Cortina Systems Gemini SATA bridge"); MODULE_AUTHOR("Linus Walleij <linus.walleij@xxxxxxxxxx>"); MODULE_LICENSE("GPL"); MODULE_ALIAS("platform:" DRV_NAME); diff --git a/drivers/base/regmap/regcache-rbtree.c b/drivers/base/regmap/regcache-rbtree.c index e9b7ce8c272c..7353c5527087 100644 --- a/drivers/base/regmap/regcache-rbtree.c +++ b/drivers/base/regmap/regcache-rbtree.c @@ -291,7 +291,7 @@ static int regcache_rbtree_insert_to_block(struct regmap *map, blk = krealloc(rbnode->block, blklen * map->cache_word_size, - GFP_KERNEL); + map->alloc_flags); if (!blk) return -ENOMEM; @@ -300,7 +300,7 @@ static int regcache_rbtree_insert_to_block(struct regmap *map, if (BITS_TO_LONGS(blklen) > BITS_TO_LONGS(rbnode->blklen)) { present = krealloc(rbnode->cache_present, BITS_TO_LONGS(blklen) * sizeof(*present), - GFP_KERNEL); + map->alloc_flags); if (!present) return -ENOMEM; @@ -334,7 +334,7 @@ regcache_rbtree_node_alloc(struct regmap *map, unsigned int reg) const struct regmap_range *range; int i; - rbnode = kzalloc(sizeof(*rbnode), GFP_KERNEL); + rbnode = kzalloc(sizeof(*rbnode), map->alloc_flags); if (!rbnode) return NULL; @@ -360,13 +360,13 @@ regcache_rbtree_node_alloc(struct regmap *map, unsigned int reg) } rbnode->block = kmalloc_array(rbnode->blklen, map->cache_word_size, - GFP_KERNEL); + map->alloc_flags); if (!rbnode->block) goto err_free; rbnode->cache_present = kcalloc(BITS_TO_LONGS(rbnode->blklen), sizeof(*rbnode->cache_present), - GFP_KERNEL); + map->alloc_flags); if (!rbnode->cache_present) goto err_free_block; diff --git a/drivers/bluetooth/btsdio.c b/drivers/bluetooth/btsdio.c index 20142bc77554..1325b1df4a8e 100644 --- a/drivers/bluetooth/btsdio.c +++ b/drivers/bluetooth/btsdio.c @@ -356,6 +356,7 @@ static void btsdio_remove(struct sdio_func *func) if (!data) return; + cancel_work_sync(&data->work); hdev = data->hdev; sdio_set_drvdata(func, NULL); diff --git a/drivers/bluetooth/hci_nokia.c b/drivers/bluetooth/hci_nokia.c index 3539fd03f47e..474866448f18 100644 --- a/drivers/bluetooth/hci_nokia.c +++ b/drivers/bluetooth/hci_nokia.c @@ -746,7 +746,11 @@ static int nokia_bluetooth_serdev_probe(struct serdev_device *serdev) return err; } - clk_prepare_enable(sysclk); + err = clk_prepare_enable(sysclk); + if (err) { + dev_err(dev, "could not enable sysclk: %d", err); + return err; + } btdev->sysclk_speed = clk_get_rate(sysclk); clk_disable_unprepare(sysclk); diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c index 325581558509..9d731e265594 100644 --- a/drivers/char/tpm/tpm_tis_core.c +++ b/drivers/char/tpm/tpm_tis_core.c @@ -364,10 +364,17 @@ static int tpm_tis_send_main(struct tpm_chip *chip, const u8 *buf, size_t len) int rc; u32 ordinal; unsigned long dur; - - rc = tpm_tis_send_data(chip, buf, len); - if (rc < 0) - return rc; + unsigned int try; + + for (try = 0; try < TPM_RETRY; try++) { + rc = tpm_tis_send_data(chip, buf, len); + if (rc >= 0) + /* Data transfer done successfully */ + break; + else if (rc != -EIO) + /* Data transfer failed, not recoverable */ + return rc; + } /* go and do it */ rc = tpm_tis_write8(priv, TPM_STS(priv->locality), TPM_STS_GO); diff --git a/drivers/clk/keystone/pll.c b/drivers/clk/keystone/pll.c index e7e840fb74ea..526694c2a6c9 100644 --- a/drivers/clk/keystone/pll.c +++ b/drivers/clk/keystone/pll.c @@ -213,7 +213,7 @@ static void __init _of_pll_clk_init(struct device_node *node, bool pllctrl) } clk = clk_register_pll(NULL, node->name, parent_name, pll_data); - if (clk) { + if (!IS_ERR_OR_NULL(clk)) { of_clk_add_provider(node, of_clk_src_simple_get, clk); return; } diff --git a/drivers/clk/qcom/gcc-mdm9615.c b/drivers/clk/qcom/gcc-mdm9615.c index b99dd406e907..2fa5880027ca 100644 --- a/drivers/clk/qcom/gcc-mdm9615.c +++ b/drivers/clk/qcom/gcc-mdm9615.c @@ -66,7 +66,7 @@ static struct clk_regmap pll0_vote = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "pll0_vote", - .parent_names = (const char *[]){ "pll8" }, + .parent_names = (const char *[]){ "pll0" }, .num_parents = 1, .ops = &clk_pll_vote_ops, }, diff --git a/drivers/clk/sunxi-ng/ccu_mmc_timing.c b/drivers/clk/sunxi-ng/ccu_mmc_timing.c index f9869f7353c0..9356dc157156 100644 --- a/drivers/clk/sunxi-ng/ccu_mmc_timing.c +++ b/drivers/clk/sunxi-ng/ccu_mmc_timing.c @@ -50,7 +50,7 @@ int sunxi_ccu_set_mmc_timing_mode(struct clk *clk, bool new_mode) EXPORT_SYMBOL_GPL(sunxi_ccu_set_mmc_timing_mode); /** - * sunxi_ccu_set_mmc_timing_mode: Get the current MMC clock timing mode + * sunxi_ccu_get_mmc_timing_mode: Get the current MMC clock timing mode * @clk: clock to query * * Returns 0 if the clock is in old timing mode, > 0 if it is in diff --git a/drivers/cpufreq/powernow-k8.c b/drivers/cpufreq/powernow-k8.c index 32bb00a6fe09..3b9aa473ae8f 100644 --- a/drivers/cpufreq/powernow-k8.c +++ b/drivers/cpufreq/powernow-k8.c @@ -1120,7 +1120,8 @@ static int powernowk8_cpu_exit(struct cpufreq_policy *pol) kfree(data->powernow_table); kfree(data); - for_each_cpu(cpu, pol->cpus) + /* pol->cpus will be empty here, use related_cpus instead. */ + for_each_cpu(cpu, pol->related_cpus) per_cpu(powernow_data, cpu) = NULL; return 0; diff --git a/drivers/crypto/caam/caampkc.c b/drivers/crypto/caam/caampkc.c index 6f3f81bb880b..01f9053db287 100644 --- a/drivers/crypto/caam/caampkc.c +++ b/drivers/crypto/caam/caampkc.c @@ -194,7 +194,9 @@ static int caam_rsa_count_leading_zeros(struct scatterlist *sgl, if (len && *buff) break; - sg_miter_next(&miter); + if (!sg_miter_next(&miter)) + break; + buff = miter.addr; len = miter.length; diff --git a/drivers/crypto/stm32/stm32-hash.c b/drivers/crypto/stm32/stm32-hash.c index 4909f820e953..263f79cecc25 100644 --- a/drivers/crypto/stm32/stm32-hash.c +++ b/drivers/crypto/stm32/stm32-hash.c @@ -574,9 +574,9 @@ static int stm32_hash_dma_send(struct stm32_hash_dev *hdev) } for_each_sg(rctx->sg, tsg, rctx->nents, i) { + sg[0] = *tsg; len = sg->length; - sg[0] = *tsg; if (sg_is_last(sg)) { if (hdev->dma_mode == 1) { len = (ALIGN(sg->length, 16) - 16); diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c index b05e6a15221c..e6674448a0bc 100644 --- a/drivers/devfreq/devfreq.c +++ b/drivers/devfreq/devfreq.c @@ -495,6 +495,7 @@ static void devfreq_dev_release(struct device *dev) devfreq->profile->exit(devfreq->dev.parent); mutex_destroy(&devfreq->lock); + srcu_cleanup_notifier_head(&devfreq->transition_notifier_list); kfree(devfreq); } diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index 5ea37d133f24..6abb80b09db3 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -209,6 +209,7 @@ config FSL_DMA config FSL_EDMA tristate "Freescale eDMA engine support" depends on OF + depends on HAS_IOMEM select DMA_ENGINE select DMA_VIRTUAL_CHANNELS help @@ -254,6 +255,7 @@ config IMX_SDMA config INTEL_IDMA64 tristate "Intel integrated DMA 64-bit support" + depends on HAS_IOMEM select DMA_ENGINE select DMA_VIRTUAL_CHANNELS help diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c index ee15d4fefbad..498d9886ed9b 100644 --- a/drivers/dma/ste_dma40.c +++ b/drivers/dma/ste_dma40.c @@ -3577,6 +3577,10 @@ static int __init d40_probe(struct platform_device *pdev) spin_lock_init(&base->lcla_pool.lock); base->irq = platform_get_irq(pdev, 0); + if (base->irq < 0) { + ret = base->irq; + goto destroy_cache; + } ret = request_irq(base->irq, d40_handle_interrupt, 0, D40_NAME, base); if (ret) { diff --git a/drivers/gpu/drm/ast/ast_post.c b/drivers/gpu/drm/ast/ast_post.c index c1d1ac51d1c2..1f09cb9691f8 100644 --- a/drivers/gpu/drm/ast/ast_post.c +++ b/drivers/gpu/drm/ast/ast_post.c @@ -291,7 +291,7 @@ static void ast_init_dram_reg(struct drm_device *dev) ; } while (ast_read32(ast, 0x10100) != 0xa8); } else {/* AST2100/1100 */ - if (ast->chip == AST2100 || ast->chip == 2200) + if (ast->chip == AST2100 || ast->chip == AST2200) dram_reg_info = ast2100_dram_table_data; else dram_reg_info = ast1100_dram_table_data; diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c index f5195d9841f8..687c68e0a59d 100644 --- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c +++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c @@ -744,8 +744,13 @@ static void adv7511_mode_set(struct adv7511 *adv7511, else low_refresh_rate = ADV7511_LOW_REFRESH_RATE_NONE; - regmap_update_bits(adv7511->regmap, 0xfb, - 0x6, low_refresh_rate << 1); + if (adv7511->type == ADV7511) + regmap_update_bits(adv7511->regmap, 0xfb, + 0x6, low_refresh_rate << 1); + else + regmap_update_bits(adv7511->regmap, 0x4a, + 0xc, low_refresh_rate << 2); + regmap_update_bits(adv7511->regmap, 0x17, 0x60, (vsync_polarity << 6) | (hsync_polarity << 5)); diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index 4787560bf93e..e1aa518ea0ba 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -43,13 +43,12 @@ static void exynos_drm_crtc_atomic_disable(struct drm_crtc *crtc, if (exynos_crtc->ops->disable) exynos_crtc->ops->disable(exynos_crtc); + spin_lock_irq(&crtc->dev->event_lock); if (crtc->state->event && !crtc->state->active) { - spin_lock_irq(&crtc->dev->event_lock); drm_crtc_send_vblank_event(crtc, crtc->state->event); - spin_unlock_irq(&crtc->dev->event_lock); - crtc->state->event = NULL; } + spin_unlock_irq(&crtc->dev->event_lock); } static int exynos_crtc_atomic_check(struct drm_crtc *crtc, diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index 0fa3bd2b035e..55b1023af31f 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -1136,7 +1136,6 @@ static void mt_post_parse(struct mt_device *td) static int mt_input_configured(struct hid_device *hdev, struct hid_input *hi) { struct mt_device *td = hid_get_drvdata(hdev); - char *name; const char *suffix = NULL; struct hid_field *field = hi->report->field[0]; int ret; @@ -1196,15 +1195,9 @@ static int mt_input_configured(struct hid_device *hdev, struct hid_input *hi) } } - if (suffix) { - name = devm_kzalloc(&hi->input->dev, - strlen(hdev->name) + strlen(suffix) + 2, - GFP_KERNEL); - if (name) { - sprintf(name, "%s %s", hdev->name, suffix); - hi->input->name = name; - } - } + if (suffix) + hi->input->name = devm_kasprintf(&hdev->dev, GFP_KERNEL, + "%s %s", hdev->name, suffix); return 0; } diff --git a/drivers/hid/wacom.h b/drivers/hid/wacom.h index 9c0900c35b23..3dc4a819b175 100644 --- a/drivers/hid/wacom.h +++ b/drivers/hid/wacom.h @@ -155,6 +155,7 @@ struct wacom_remote { struct input_dev *input; bool registered; struct wacom_battery battery; + ktime_t active_time; } remotes[WACOM_MAX_REMOTES]; }; diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c index 28e7a4950b74..3ca50505c78c 100644 --- a/drivers/hid/wacom_sys.c +++ b/drivers/hid/wacom_sys.c @@ -2361,6 +2361,18 @@ static void wacom_wireless_work(struct work_struct *work) return; } +static void wacom_remote_destroy_battery(struct wacom *wacom, int index) +{ + struct wacom_remote *remote = wacom->remote; + + if (remote->remotes[index].battery.battery) { + devres_release_group(&wacom->hdev->dev, + &remote->remotes[index].battery.bat_desc); + remote->remotes[index].battery.battery = NULL; + remote->remotes[index].active_time = 0; + } +} + static void wacom_remote_destroy_one(struct wacom *wacom, unsigned int index) { struct wacom_remote *remote = wacom->remote; @@ -2375,9 +2387,7 @@ static void wacom_remote_destroy_one(struct wacom *wacom, unsigned int index) remote->remotes[i].registered = false; spin_unlock_irqrestore(&remote->remote_lock, flags); - if (remote->remotes[i].battery.battery) - devres_release_group(&wacom->hdev->dev, - &remote->remotes[i].battery.bat_desc); + wacom_remote_destroy_battery(wacom, i); if (remote->remotes[i].group.name) devres_release_group(&wacom->hdev->dev, @@ -2385,7 +2395,6 @@ static void wacom_remote_destroy_one(struct wacom *wacom, unsigned int index) remote->remotes[i].serial = 0; remote->remotes[i].group.name = NULL; - remote->remotes[i].battery.battery = NULL; wacom->led.groups[i].select = WACOM_STATUS_UNKNOWN; } } @@ -2470,6 +2479,9 @@ static int wacom_remote_attach_battery(struct wacom *wacom, int index) if (remote->remotes[index].battery.battery) return 0; + if (!remote->remotes[index].active_time) + return 0; + if (wacom->led.groups[index].select == WACOM_STATUS_UNKNOWN) return 0; @@ -2485,6 +2497,7 @@ static void wacom_remote_work(struct work_struct *work) { struct wacom *wacom = container_of(work, struct wacom, remote_work); struct wacom_remote *remote = wacom->remote; + ktime_t kt = ktime_get(); struct wacom_remote_data data; unsigned long flags; unsigned int count; @@ -2511,6 +2524,10 @@ static void wacom_remote_work(struct work_struct *work) serial = data.remote[i].serial; if (data.remote[i].connected) { + if (kt - remote->remotes[i].active_time > WACOM_REMOTE_BATTERY_TIMEOUT + && remote->remotes[i].active_time != 0) + wacom_remote_destroy_battery(wacom, i); + if (remote->remotes[i].serial == serial) { wacom_remote_attach_battery(wacom, i); continue; diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c index be30fdbc37c5..19a798eb395c 100644 --- a/drivers/hid/wacom_wac.c +++ b/drivers/hid/wacom_wac.c @@ -1039,6 +1039,7 @@ static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len) if (index < 0 || !remote->remotes[index].registered) goto out; + remote->remotes[i].active_time = ktime_get(); input = remote->remotes[index].input; input_report_key(input, BTN_0, (data[9] & 0x01)); diff --git a/drivers/hid/wacom_wac.h b/drivers/hid/wacom_wac.h index a5c61096fa45..899c6c7bfea4 100644 --- a/drivers/hid/wacom_wac.h +++ b/drivers/hid/wacom_wac.h @@ -18,6 +18,7 @@ #define WACOM_NAME_MAX 64 #define WACOM_MAX_REMOTES 5 #define WACOM_STATUS_UNKNOWN 255 +#define WACOM_REMOTE_BATTERY_TIMEOUT 21000000000ll /* packet length for individual models */ #define WACOM_PKGLEN_BBFUN 9 diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index 97b7266ee0ff..12d73ebcadfa 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -328,7 +328,7 @@ static ssize_t iio_debugfs_write_reg(struct file *file, char buf[80]; int ret; - count = min_t(size_t, count, (sizeof(buf)-1)); + count = min(count, sizeof(buf) - 1); if (copy_from_user(buf, userbuf, count)) return -EFAULT; diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c index 598e2bb005c8..0d9b53c6e265 100644 --- a/drivers/infiniband/ulp/isert/ib_isert.c +++ b/drivers/infiniband/ulp/isert/ib_isert.c @@ -2652,6 +2652,8 @@ static void isert_wait_conn(struct iscsi_conn *conn) isert_put_unsol_pending_cmds(conn); isert_wait4cmds(conn); isert_wait4logout(isert_conn); + + queue_work(isert_release_wq, &isert_conn->release_work); } static void isert_free_conn(struct iscsi_conn *conn) diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 28f78199de3b..7e37e4b2ec6a 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -1777,6 +1777,9 @@ static int raid1_remove_disk(struct mddev *mddev, struct md_rdev *rdev) int number = rdev->raid_disk; struct raid1_info *p = conf->mirrors + number; + if (unlikely(number >= conf->raid_disks)) + goto abort; + if (rdev != p->rdev) p = conf->mirrors + conf->raid_disks + number; diff --git a/drivers/media/dvb-frontends/ascot2e.c b/drivers/media/dvb-frontends/ascot2e.c index 79d5d89bc95e..c9c3bfb2348a 100644 --- a/drivers/media/dvb-frontends/ascot2e.c +++ b/drivers/media/dvb-frontends/ascot2e.c @@ -542,7 +542,7 @@ struct dvb_frontend *ascot2e_attach(struct dvb_frontend *fe, priv->i2c_address, priv->i2c); return fe; } -EXPORT_SYMBOL(ascot2e_attach); +EXPORT_SYMBOL_GPL(ascot2e_attach); MODULE_DESCRIPTION("Sony ASCOT2E terr/cab tuner driver"); MODULE_AUTHOR("info@xxxxxxxx"); diff --git a/drivers/media/dvb-frontends/atbm8830.c b/drivers/media/dvb-frontends/atbm8830.c index 05850b32d6c6..ca9ae02ee436 100644 --- a/drivers/media/dvb-frontends/atbm8830.c +++ b/drivers/media/dvb-frontends/atbm8830.c @@ -498,7 +498,7 @@ struct dvb_frontend *atbm8830_attach(const struct atbm8830_config *config, return NULL; } -EXPORT_SYMBOL(atbm8830_attach); +EXPORT_SYMBOL_GPL(atbm8830_attach); MODULE_DESCRIPTION("AltoBeam ATBM8830/8831 GB20600 demodulator driver"); MODULE_AUTHOR("David T. L. Wong <davidtlwong@xxxxxxxxx>"); diff --git a/drivers/media/dvb-frontends/au8522_dig.c b/drivers/media/dvb-frontends/au8522_dig.c index 3f3635f5a06a..3d92593cf892 100644 --- a/drivers/media/dvb-frontends/au8522_dig.c +++ b/drivers/media/dvb-frontends/au8522_dig.c @@ -891,7 +891,7 @@ struct dvb_frontend *au8522_attach(const struct au8522_config *config, au8522_release_state(state); return NULL; } -EXPORT_SYMBOL(au8522_attach); +EXPORT_SYMBOL_GPL(au8522_attach); static const struct dvb_frontend_ops au8522_ops = { .delsys = { SYS_ATSC, SYS_DVBC_ANNEX_B }, diff --git a/drivers/media/dvb-frontends/bcm3510.c b/drivers/media/dvb-frontends/bcm3510.c index 87684610f59e..96e19c586621 100644 --- a/drivers/media/dvb-frontends/bcm3510.c +++ b/drivers/media/dvb-frontends/bcm3510.c @@ -835,7 +835,7 @@ struct dvb_frontend* bcm3510_attach(const struct bcm3510_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(bcm3510_attach); +EXPORT_SYMBOL_GPL(bcm3510_attach); static const struct dvb_frontend_ops bcm3510_ops = { .delsys = { SYS_ATSC, SYS_DVBC_ANNEX_B }, diff --git a/drivers/media/dvb-frontends/cx22700.c b/drivers/media/dvb-frontends/cx22700.c index 2b629e23ceeb..28872671a20f 100644 --- a/drivers/media/dvb-frontends/cx22700.c +++ b/drivers/media/dvb-frontends/cx22700.c @@ -444,4 +444,4 @@ MODULE_DESCRIPTION("Conexant CX22700 DVB-T Demodulator driver"); MODULE_AUTHOR("Holger Waechtler"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(cx22700_attach); +EXPORT_SYMBOL_GPL(cx22700_attach); diff --git a/drivers/media/dvb-frontends/cx22702.c b/drivers/media/dvb-frontends/cx22702.c index c0e54c59cccf..8a3679769829 100644 --- a/drivers/media/dvb-frontends/cx22702.c +++ b/drivers/media/dvb-frontends/cx22702.c @@ -616,7 +616,7 @@ struct dvb_frontend *cx22702_attach(const struct cx22702_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(cx22702_attach); +EXPORT_SYMBOL_GPL(cx22702_attach); static const struct dvb_frontend_ops cx22702_ops = { .delsys = { SYS_DVBT }, diff --git a/drivers/media/dvb-frontends/cx24110.c b/drivers/media/dvb-frontends/cx24110.c index cf1bc99d1f32..7688e4abb1ef 100644 --- a/drivers/media/dvb-frontends/cx24110.c +++ b/drivers/media/dvb-frontends/cx24110.c @@ -666,4 +666,4 @@ MODULE_DESCRIPTION("Conexant CX24110 DVB-S Demodulator driver"); MODULE_AUTHOR("Peter Hettkamp"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(cx24110_attach); +EXPORT_SYMBOL_GPL(cx24110_attach); diff --git a/drivers/media/dvb-frontends/cx24113.c b/drivers/media/dvb-frontends/cx24113.c index 0118c2658cf7..8b72e3ea9e61 100644 --- a/drivers/media/dvb-frontends/cx24113.c +++ b/drivers/media/dvb-frontends/cx24113.c @@ -602,7 +602,7 @@ struct dvb_frontend *cx24113_attach(struct dvb_frontend *fe, return NULL; } -EXPORT_SYMBOL(cx24113_attach); +EXPORT_SYMBOL_GPL(cx24113_attach); module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "Activates frontend debugging (default:0)"); diff --git a/drivers/media/dvb-frontends/cx24116.c b/drivers/media/dvb-frontends/cx24116.c index e105532bfba8..8f4a281e1a62 100644 --- a/drivers/media/dvb-frontends/cx24116.c +++ b/drivers/media/dvb-frontends/cx24116.c @@ -1151,7 +1151,7 @@ struct dvb_frontend *cx24116_attach(const struct cx24116_config *config, error2: kfree(state); error1: return NULL; } -EXPORT_SYMBOL(cx24116_attach); +EXPORT_SYMBOL_GPL(cx24116_attach); /* * Initialise or wake up device diff --git a/drivers/media/dvb-frontends/cx24120.c b/drivers/media/dvb-frontends/cx24120.c index 7f11dcc94d85..3cb36ba620d1 100644 --- a/drivers/media/dvb-frontends/cx24120.c +++ b/drivers/media/dvb-frontends/cx24120.c @@ -313,7 +313,7 @@ struct dvb_frontend *cx24120_attach(const struct cx24120_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(cx24120_attach); +EXPORT_SYMBOL_GPL(cx24120_attach); static int cx24120_test_rom(struct cx24120_state *state) { @@ -980,7 +980,9 @@ static void cx24120_set_clock_ratios(struct dvb_frontend *fe) cmd.arg[8] = (clock_ratios_table[idx].rate >> 8) & 0xff; cmd.arg[9] = (clock_ratios_table[idx].rate >> 0) & 0xff; - cx24120_message_send(state, &cmd); + ret = cx24120_message_send(state, &cmd); + if (ret != 0) + return; /* Calculate ber window rates for stat work */ cx24120_calculate_ber_window(state, clock_ratios_table[idx].rate); diff --git a/drivers/media/dvb-frontends/cx24123.c b/drivers/media/dvb-frontends/cx24123.c index 1d59d1d3bd82..0f03b9798a75 100644 --- a/drivers/media/dvb-frontends/cx24123.c +++ b/drivers/media/dvb-frontends/cx24123.c @@ -1105,7 +1105,7 @@ struct dvb_frontend *cx24123_attach(const struct cx24123_config *config, return NULL; } -EXPORT_SYMBOL(cx24123_attach); +EXPORT_SYMBOL_GPL(cx24123_attach); static const struct dvb_frontend_ops cx24123_ops = { .delsys = { SYS_DVBS }, diff --git a/drivers/media/dvb-frontends/cxd2820r_core.c b/drivers/media/dvb-frontends/cxd2820r_core.c index f6ebbb47b9b2..4b74fba17a7a 100644 --- a/drivers/media/dvb-frontends/cxd2820r_core.c +++ b/drivers/media/dvb-frontends/cxd2820r_core.c @@ -549,7 +549,7 @@ struct dvb_frontend *cxd2820r_attach(const struct cxd2820r_config *config, return pdata.get_dvb_frontend(client); } -EXPORT_SYMBOL(cxd2820r_attach); +EXPORT_SYMBOL_GPL(cxd2820r_attach); static struct dvb_frontend *cxd2820r_get_dvb_frontend(struct i2c_client *client) { diff --git a/drivers/media/dvb-frontends/cxd2841er.c b/drivers/media/dvb-frontends/cxd2841er.c index ccbd84fd6428..27e2f52c54cb 100644 --- a/drivers/media/dvb-frontends/cxd2841er.c +++ b/drivers/media/dvb-frontends/cxd2841er.c @@ -3926,14 +3926,14 @@ struct dvb_frontend *cxd2841er_attach_s(struct cxd2841er_config *cfg, { return cxd2841er_attach(cfg, i2c, SYS_DVBS); } -EXPORT_SYMBOL(cxd2841er_attach_s); +EXPORT_SYMBOL_GPL(cxd2841er_attach_s); struct dvb_frontend *cxd2841er_attach_t_c(struct cxd2841er_config *cfg, struct i2c_adapter *i2c) { return cxd2841er_attach(cfg, i2c, 0); } -EXPORT_SYMBOL(cxd2841er_attach_t_c); +EXPORT_SYMBOL_GPL(cxd2841er_attach_t_c); static const struct dvb_frontend_ops cxd2841er_dvbs_s2_ops = { .delsys = { SYS_DVBS, SYS_DVBS2 }, diff --git a/drivers/media/dvb-frontends/dib0070.c b/drivers/media/dvb-frontends/dib0070.c index d7614b8b8782..9e0adbff483c 100644 --- a/drivers/media/dvb-frontends/dib0070.c +++ b/drivers/media/dvb-frontends/dib0070.c @@ -767,7 +767,7 @@ struct dvb_frontend *dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter fe->tuner_priv = NULL; return NULL; } -EXPORT_SYMBOL(dib0070_attach); +EXPORT_SYMBOL_GPL(dib0070_attach); MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@xxxxxxxxx>"); MODULE_DESCRIPTION("Driver for the DiBcom 0070 base-band RF Tuner"); diff --git a/drivers/media/dvb-frontends/dib0090.c b/drivers/media/dvb-frontends/dib0090.c index d9d730dfe0b1..7ea46abf9f0e 100644 --- a/drivers/media/dvb-frontends/dib0090.c +++ b/drivers/media/dvb-frontends/dib0090.c @@ -2643,7 +2643,7 @@ struct dvb_frontend *dib0090_register(struct dvb_frontend *fe, struct i2c_adapte return NULL; } -EXPORT_SYMBOL(dib0090_register); +EXPORT_SYMBOL_GPL(dib0090_register); struct dvb_frontend *dib0090_fw_register(struct dvb_frontend *fe, struct i2c_adapter *i2c, const struct dib0090_config *config) { @@ -2669,7 +2669,7 @@ struct dvb_frontend *dib0090_fw_register(struct dvb_frontend *fe, struct i2c_ada fe->tuner_priv = NULL; return NULL; } -EXPORT_SYMBOL(dib0090_fw_register); +EXPORT_SYMBOL_GPL(dib0090_fw_register); MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@xxxxxxxxx>"); MODULE_AUTHOR("Olivier Grenie <olivier.grenie@xxxxxxxxxx>"); diff --git a/drivers/media/dvb-frontends/dib3000mb.c b/drivers/media/dvb-frontends/dib3000mb.c index 068bec104e29..d4d6dd6ed19e 100644 --- a/drivers/media/dvb-frontends/dib3000mb.c +++ b/drivers/media/dvb-frontends/dib3000mb.c @@ -819,4 +819,4 @@ MODULE_AUTHOR(DRIVER_AUTHOR); MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(dib3000mb_attach); +EXPORT_SYMBOL_GPL(dib3000mb_attach); diff --git a/drivers/media/dvb-frontends/dib3000mc.c b/drivers/media/dvb-frontends/dib3000mc.c index 4d086a7248e9..9dcc05fa97a7 100644 --- a/drivers/media/dvb-frontends/dib3000mc.c +++ b/drivers/media/dvb-frontends/dib3000mc.c @@ -938,7 +938,7 @@ struct dvb_frontend * dib3000mc_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr kfree(st); return NULL; } -EXPORT_SYMBOL(dib3000mc_attach); +EXPORT_SYMBOL_GPL(dib3000mc_attach); static const struct dvb_frontend_ops dib3000mc_ops = { .delsys = { SYS_DVBT }, diff --git a/drivers/media/dvb-frontends/dib7000m.c b/drivers/media/dvb-frontends/dib7000m.c index 5ce9f93a65c3..b46a9571c4b3 100644 --- a/drivers/media/dvb-frontends/dib7000m.c +++ b/drivers/media/dvb-frontends/dib7000m.c @@ -1437,7 +1437,7 @@ struct dvb_frontend * dib7000m_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, kfree(st); return NULL; } -EXPORT_SYMBOL(dib7000m_attach); +EXPORT_SYMBOL_GPL(dib7000m_attach); static const struct dvb_frontend_ops dib7000m_ops = { .delsys = { SYS_DVBT }, diff --git a/drivers/media/dvb-frontends/dib7000p.c b/drivers/media/dvb-frontends/dib7000p.c index 0fbaabe43682..e2299a91bcc8 100644 --- a/drivers/media/dvb-frontends/dib7000p.c +++ b/drivers/media/dvb-frontends/dib7000p.c @@ -500,7 +500,7 @@ static int dib7000p_update_pll(struct dvb_frontend *fe, struct dibx000_bandwidth prediv = reg_1856 & 0x3f; loopdiv = (reg_1856 >> 6) & 0x3f; - if ((bw != NULL) && (bw->pll_prediv != prediv || bw->pll_ratio != loopdiv)) { + if (loopdiv && bw && (bw->pll_prediv != prediv || bw->pll_ratio != loopdiv)) { dprintk("Updating pll (prediv: old = %d new = %d ; loopdiv : old = %d new = %d)\n", prediv, bw->pll_prediv, loopdiv, bw->pll_ratio); reg_1856 &= 0xf000; reg_1857 = dib7000p_read_word(state, 1857); @@ -2818,7 +2818,7 @@ void *dib7000p_attach(struct dib7000p_ops *ops) return ops; } -EXPORT_SYMBOL(dib7000p_attach); +EXPORT_SYMBOL_GPL(dib7000p_attach); static const struct dvb_frontend_ops dib7000p_ops = { .delsys = { SYS_DVBT }, diff --git a/drivers/media/dvb-frontends/dib8000.c b/drivers/media/dvb-frontends/dib8000.c index c429392ebbe6..c17bae942902 100644 --- a/drivers/media/dvb-frontends/dib8000.c +++ b/drivers/media/dvb-frontends/dib8000.c @@ -4530,7 +4530,7 @@ void *dib8000_attach(struct dib8000_ops *ops) return ops; } -EXPORT_SYMBOL(dib8000_attach); +EXPORT_SYMBOL_GPL(dib8000_attach); MODULE_AUTHOR("Olivier Grenie <Olivier.Grenie@xxxxxxxxxx, Patrick Boettcher <patrick.boettcher@xxxxxxxxx>"); MODULE_DESCRIPTION("Driver for the DiBcom 8000 ISDB-T demodulator"); diff --git a/drivers/media/dvb-frontends/dib9000.c b/drivers/media/dvb-frontends/dib9000.c index 1b7a4331af05..8be71123e110 100644 --- a/drivers/media/dvb-frontends/dib9000.c +++ b/drivers/media/dvb-frontends/dib9000.c @@ -2547,7 +2547,7 @@ struct dvb_frontend *dib9000_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, c kfree(st); return NULL; } -EXPORT_SYMBOL(dib9000_attach); +EXPORT_SYMBOL_GPL(dib9000_attach); static const struct dvb_frontend_ops dib9000_ops = { .delsys = { SYS_DVBT }, diff --git a/drivers/media/dvb-frontends/drx39xyj/drxj.c b/drivers/media/dvb-frontends/drx39xyj/drxj.c index 499ccff557bf..6f057ac1becc 100644 --- a/drivers/media/dvb-frontends/drx39xyj/drxj.c +++ b/drivers/media/dvb-frontends/drx39xyj/drxj.c @@ -12364,7 +12364,7 @@ struct dvb_frontend *drx39xxj_attach(struct i2c_adapter *i2c) return NULL; } -EXPORT_SYMBOL(drx39xxj_attach); +EXPORT_SYMBOL_GPL(drx39xxj_attach); static const struct dvb_frontend_ops drx39xxj_ops = { .delsys = { SYS_ATSC, SYS_DVBC_ANNEX_B }, diff --git a/drivers/media/dvb-frontends/drxd_hard.c b/drivers/media/dvb-frontends/drxd_hard.c index 7d04400b18dd..360c26e019d2 100644 --- a/drivers/media/dvb-frontends/drxd_hard.c +++ b/drivers/media/dvb-frontends/drxd_hard.c @@ -2981,7 +2981,7 @@ struct dvb_frontend *drxd_attach(const struct drxd_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(drxd_attach); +EXPORT_SYMBOL_GPL(drxd_attach); MODULE_DESCRIPTION("DRXD driver"); MODULE_AUTHOR("Micronas"); diff --git a/drivers/media/dvb-frontends/drxk_hard.c b/drivers/media/dvb-frontends/drxk_hard.c index 98146e74bbdf..254b05a95419 100644 --- a/drivers/media/dvb-frontends/drxk_hard.c +++ b/drivers/media/dvb-frontends/drxk_hard.c @@ -6873,7 +6873,7 @@ struct dvb_frontend *drxk_attach(const struct drxk_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(drxk_attach); +EXPORT_SYMBOL_GPL(drxk_attach); MODULE_DESCRIPTION("DRX-K driver"); MODULE_AUTHOR("Ralph Metzler"); diff --git a/drivers/media/dvb-frontends/ds3000.c b/drivers/media/dvb-frontends/ds3000.c index 0b17a45c5640..868e04adc5eb 100644 --- a/drivers/media/dvb-frontends/ds3000.c +++ b/drivers/media/dvb-frontends/ds3000.c @@ -879,7 +879,7 @@ struct dvb_frontend *ds3000_attach(const struct ds3000_config *config, error2: return NULL; } -EXPORT_SYMBOL(ds3000_attach); +EXPORT_SYMBOL_GPL(ds3000_attach); static int ds3000_set_carrier_offset(struct dvb_frontend *fe, s32 carrier_offset_khz) diff --git a/drivers/media/dvb-frontends/dvb-pll.c b/drivers/media/dvb-frontends/dvb-pll.c index 5553b89b804e..3bcb528b2718 100644 --- a/drivers/media/dvb-frontends/dvb-pll.c +++ b/drivers/media/dvb-frontends/dvb-pll.c @@ -825,7 +825,7 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, return fe; } -EXPORT_SYMBOL(dvb_pll_attach); +EXPORT_SYMBOL_GPL(dvb_pll_attach); MODULE_DESCRIPTION("dvb pll library"); MODULE_AUTHOR("Gerd Knorr"); diff --git a/drivers/media/dvb-frontends/ec100.c b/drivers/media/dvb-frontends/ec100.c index fa2a96d5f94e..a499a0eb0f0f 100644 --- a/drivers/media/dvb-frontends/ec100.c +++ b/drivers/media/dvb-frontends/ec100.c @@ -309,7 +309,7 @@ struct dvb_frontend *ec100_attach(const struct ec100_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(ec100_attach); +EXPORT_SYMBOL_GPL(ec100_attach); static const struct dvb_frontend_ops ec100_ops = { .delsys = { SYS_DVBT }, diff --git a/drivers/media/dvb-frontends/helene.c b/drivers/media/dvb-frontends/helene.c index fcfe658a4328..63e137d3ecb4 100644 --- a/drivers/media/dvb-frontends/helene.c +++ b/drivers/media/dvb-frontends/helene.c @@ -1007,7 +1007,7 @@ struct dvb_frontend *helene_attach_s(struct dvb_frontend *fe, priv->i2c_address, priv->i2c); return fe; } -EXPORT_SYMBOL(helene_attach_s); +EXPORT_SYMBOL_GPL(helene_attach_s); struct dvb_frontend *helene_attach(struct dvb_frontend *fe, const struct helene_config *config, @@ -1043,7 +1043,7 @@ struct dvb_frontend *helene_attach(struct dvb_frontend *fe, priv->i2c_address, priv->i2c); return fe; } -EXPORT_SYMBOL(helene_attach); +EXPORT_SYMBOL_GPL(helene_attach); MODULE_DESCRIPTION("Sony HELENE Sat/Ter tuner driver"); MODULE_AUTHOR("Abylay Ospan <aospan@xxxxxxxx>"); diff --git a/drivers/media/dvb-frontends/horus3a.c b/drivers/media/dvb-frontends/horus3a.c index 5c8b405f2ddc..be7d3277e0f6 100644 --- a/drivers/media/dvb-frontends/horus3a.c +++ b/drivers/media/dvb-frontends/horus3a.c @@ -404,7 +404,7 @@ struct dvb_frontend *horus3a_attach(struct dvb_frontend *fe, priv->i2c_address, priv->i2c); return fe; } -EXPORT_SYMBOL(horus3a_attach); +EXPORT_SYMBOL_GPL(horus3a_attach); MODULE_DESCRIPTION("Sony HORUS3A satellite tuner driver"); MODULE_AUTHOR("Sergey Kozlov <serjk@xxxxxxxx>"); diff --git a/drivers/media/dvb-frontends/isl6405.c b/drivers/media/dvb-frontends/isl6405.c index 2fc8d3c72c11..c00933b93562 100644 --- a/drivers/media/dvb-frontends/isl6405.c +++ b/drivers/media/dvb-frontends/isl6405.c @@ -155,7 +155,7 @@ struct dvb_frontend *isl6405_attach(struct dvb_frontend *fe, struct i2c_adapter return fe; } -EXPORT_SYMBOL(isl6405_attach); +EXPORT_SYMBOL_GPL(isl6405_attach); MODULE_DESCRIPTION("Driver for lnb supply and control ic isl6405"); MODULE_AUTHOR("Hartmut Hackmann & Oliver Endriss"); diff --git a/drivers/media/dvb-frontends/isl6421.c b/drivers/media/dvb-frontends/isl6421.c index 3f3487887672..534ffd1d34c0 100644 --- a/drivers/media/dvb-frontends/isl6421.c +++ b/drivers/media/dvb-frontends/isl6421.c @@ -227,7 +227,7 @@ struct dvb_frontend *isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter return fe; } -EXPORT_SYMBOL(isl6421_attach); +EXPORT_SYMBOL_GPL(isl6421_attach); MODULE_DESCRIPTION("Driver for lnb supply and control ic isl6421"); MODULE_AUTHOR("Andrew de Quincey & Oliver Endriss"); diff --git a/drivers/media/dvb-frontends/isl6423.c b/drivers/media/dvb-frontends/isl6423.c index dca5bebfeeb5..388f2f49fe82 100644 --- a/drivers/media/dvb-frontends/isl6423.c +++ b/drivers/media/dvb-frontends/isl6423.c @@ -301,7 +301,7 @@ struct dvb_frontend *isl6423_attach(struct dvb_frontend *fe, fe->sec_priv = NULL; return NULL; } -EXPORT_SYMBOL(isl6423_attach); +EXPORT_SYMBOL_GPL(isl6423_attach); MODULE_DESCRIPTION("ISL6423 SEC"); MODULE_AUTHOR("Manu Abraham"); diff --git a/drivers/media/dvb-frontends/itd1000.c b/drivers/media/dvb-frontends/itd1000.c index ce7c443d3eac..1903f9a5b579 100644 --- a/drivers/media/dvb-frontends/itd1000.c +++ b/drivers/media/dvb-frontends/itd1000.c @@ -399,7 +399,7 @@ struct dvb_frontend *itd1000_attach(struct dvb_frontend *fe, struct i2c_adapter return fe; } -EXPORT_SYMBOL(itd1000_attach); +EXPORT_SYMBOL_GPL(itd1000_attach); MODULE_AUTHOR("Patrick Boettcher <pb@xxxxxxxxxxx>"); MODULE_DESCRIPTION("Integrant ITD1000 driver"); diff --git a/drivers/media/dvb-frontends/ix2505v.c b/drivers/media/dvb-frontends/ix2505v.c index 534b24fa2b95..0edcc3b35b95 100644 --- a/drivers/media/dvb-frontends/ix2505v.c +++ b/drivers/media/dvb-frontends/ix2505v.c @@ -311,7 +311,7 @@ struct dvb_frontend *ix2505v_attach(struct dvb_frontend *fe, kfree(state); return NULL; } -EXPORT_SYMBOL(ix2505v_attach); +EXPORT_SYMBOL_GPL(ix2505v_attach); module_param_named(debug, ix2505v_debug, int, 0644); MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); diff --git a/drivers/media/dvb-frontends/l64781.c b/drivers/media/dvb-frontends/l64781.c index 68923c84679a..971664673fcb 100644 --- a/drivers/media/dvb-frontends/l64781.c +++ b/drivers/media/dvb-frontends/l64781.c @@ -606,4 +606,4 @@ MODULE_DESCRIPTION("LSI L64781 DVB-T Demodulator driver"); MODULE_AUTHOR("Holger Waechtler, Marko Kohtala"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(l64781_attach); +EXPORT_SYMBOL_GPL(l64781_attach); diff --git a/drivers/media/dvb-frontends/lg2160.c b/drivers/media/dvb-frontends/lg2160.c index 5798079add10..dd0cf5f6644a 100644 --- a/drivers/media/dvb-frontends/lg2160.c +++ b/drivers/media/dvb-frontends/lg2160.c @@ -1450,7 +1450,7 @@ struct dvb_frontend *lg2160_attach(const struct lg2160_config *config, return &state->frontend; } -EXPORT_SYMBOL(lg2160_attach); +EXPORT_SYMBOL_GPL(lg2160_attach); MODULE_DESCRIPTION("LG Electronics LG216x ATSC/MH Demodulator Driver"); MODULE_AUTHOR("Michael Krufky <mkrufky@xxxxxxxxxxx>"); diff --git a/drivers/media/dvb-frontends/lgdt3305.c b/drivers/media/dvb-frontends/lgdt3305.c index 0af4d9104761..65e744b9f254 100644 --- a/drivers/media/dvb-frontends/lgdt3305.c +++ b/drivers/media/dvb-frontends/lgdt3305.c @@ -1158,7 +1158,7 @@ struct dvb_frontend *lgdt3305_attach(const struct lgdt3305_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(lgdt3305_attach); +EXPORT_SYMBOL_GPL(lgdt3305_attach); static const struct dvb_frontend_ops lgdt3304_ops = { .delsys = { SYS_ATSC, SYS_DVBC_ANNEX_B }, diff --git a/drivers/media/dvb-frontends/lgdt3306a.c b/drivers/media/dvb-frontends/lgdt3306a.c index fbb3b2f49d2d..52fb8623d512 100644 --- a/drivers/media/dvb-frontends/lgdt3306a.c +++ b/drivers/media/dvb-frontends/lgdt3306a.c @@ -1846,7 +1846,7 @@ struct dvb_frontend *lgdt3306a_attach(const struct lgdt3306a_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(lgdt3306a_attach); +EXPORT_SYMBOL_GPL(lgdt3306a_attach); #ifdef DBG_DUMP diff --git a/drivers/media/dvb-frontends/lgs8gxx.c b/drivers/media/dvb-frontends/lgs8gxx.c index e6bf60e1138c..d1c0cf36ce36 100644 --- a/drivers/media/dvb-frontends/lgs8gxx.c +++ b/drivers/media/dvb-frontends/lgs8gxx.c @@ -1053,7 +1053,7 @@ struct dvb_frontend *lgs8gxx_attach(const struct lgs8gxx_config *config, return NULL; } -EXPORT_SYMBOL(lgs8gxx_attach); +EXPORT_SYMBOL_GPL(lgs8gxx_attach); MODULE_DESCRIPTION("Legend Silicon LGS8913/LGS8GXX DMB-TH demodulator driver"); MODULE_AUTHOR("David T. L. Wong <davidtlwong@xxxxxxxxx>"); diff --git a/drivers/media/dvb-frontends/lnbh25.c b/drivers/media/dvb-frontends/lnbh25.c index cb486e879fdd..b8cb301f4f2e 100644 --- a/drivers/media/dvb-frontends/lnbh25.c +++ b/drivers/media/dvb-frontends/lnbh25.c @@ -182,7 +182,7 @@ struct dvb_frontend *lnbh25_attach(struct dvb_frontend *fe, __func__, priv->i2c_address); return fe; } -EXPORT_SYMBOL(lnbh25_attach); +EXPORT_SYMBOL_GPL(lnbh25_attach); MODULE_DESCRIPTION("ST LNBH25 driver"); MODULE_AUTHOR("info@xxxxxxxx"); diff --git a/drivers/media/dvb-frontends/lnbp21.c b/drivers/media/dvb-frontends/lnbp21.c index 392d7be93774..5c5681bdc773 100644 --- a/drivers/media/dvb-frontends/lnbp21.c +++ b/drivers/media/dvb-frontends/lnbp21.c @@ -169,7 +169,7 @@ struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe, return lnbx2x_attach(fe, i2c, override_set, override_clear, i2c_addr, LNBH24_TTX); } -EXPORT_SYMBOL(lnbh24_attach); +EXPORT_SYMBOL_GPL(lnbh24_attach); struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, @@ -178,7 +178,7 @@ struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, return lnbx2x_attach(fe, i2c, override_set, override_clear, 0x08, LNBP21_ISEL); } -EXPORT_SYMBOL(lnbp21_attach); +EXPORT_SYMBOL_GPL(lnbp21_attach); MODULE_DESCRIPTION("Driver for lnb supply and control ic lnbp21, lnbh24"); MODULE_AUTHOR("Oliver Endriss, Igor M. Liplianin"); diff --git a/drivers/media/dvb-frontends/lnbp22.c b/drivers/media/dvb-frontends/lnbp22.c index 39326a2ebab2..690de7679b1d 100644 --- a/drivers/media/dvb-frontends/lnbp22.c +++ b/drivers/media/dvb-frontends/lnbp22.c @@ -139,7 +139,7 @@ struct dvb_frontend *lnbp22_attach(struct dvb_frontend *fe, return fe; } -EXPORT_SYMBOL(lnbp22_attach); +EXPORT_SYMBOL_GPL(lnbp22_attach); MODULE_DESCRIPTION("Driver for lnb supply and control ic lnbp22"); MODULE_AUTHOR("Dominik Kuhlen"); diff --git a/drivers/media/dvb-frontends/m88ds3103.c b/drivers/media/dvb-frontends/m88ds3103.c index b4bd1af34745..b92885f162ed 100644 --- a/drivers/media/dvb-frontends/m88ds3103.c +++ b/drivers/media/dvb-frontends/m88ds3103.c @@ -1293,7 +1293,7 @@ struct dvb_frontend *m88ds3103_attach(const struct m88ds3103_config *cfg, *tuner_i2c_adapter = pdata.get_i2c_adapter(client); return pdata.get_dvb_frontend(client); } -EXPORT_SYMBOL(m88ds3103_attach); +EXPORT_SYMBOL_GPL(m88ds3103_attach); static const struct dvb_frontend_ops m88ds3103_ops = { .delsys = {SYS_DVBS, SYS_DVBS2}, diff --git a/drivers/media/dvb-frontends/m88rs2000.c b/drivers/media/dvb-frontends/m88rs2000.c index ce6c21d405ee..0f4455bafd62 100644 --- a/drivers/media/dvb-frontends/m88rs2000.c +++ b/drivers/media/dvb-frontends/m88rs2000.c @@ -816,7 +816,7 @@ struct dvb_frontend *m88rs2000_attach(const struct m88rs2000_config *config, return NULL; } -EXPORT_SYMBOL(m88rs2000_attach); +EXPORT_SYMBOL_GPL(m88rs2000_attach); MODULE_DESCRIPTION("M88RS2000 DVB-S Demodulator driver"); MODULE_AUTHOR("Malcolm Priestley tvboxspy@xxxxxxxxx"); diff --git a/drivers/media/dvb-frontends/mb86a16.c b/drivers/media/dvb-frontends/mb86a16.c index dfe322eccaa1..d2baf3940834 100644 --- a/drivers/media/dvb-frontends/mb86a16.c +++ b/drivers/media/dvb-frontends/mb86a16.c @@ -1865,6 +1865,6 @@ struct dvb_frontend *mb86a16_attach(const struct mb86a16_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(mb86a16_attach); +EXPORT_SYMBOL_GPL(mb86a16_attach); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Manu Abraham"); diff --git a/drivers/media/dvb-frontends/mb86a20s.c b/drivers/media/dvb-frontends/mb86a20s.c index e8ac8c3e2ec0..10bb4de8624b 100644 --- a/drivers/media/dvb-frontends/mb86a20s.c +++ b/drivers/media/dvb-frontends/mb86a20s.c @@ -2106,7 +2106,7 @@ struct dvb_frontend *mb86a20s_attach(const struct mb86a20s_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(mb86a20s_attach); +EXPORT_SYMBOL_GPL(mb86a20s_attach); static const struct dvb_frontend_ops mb86a20s_ops = { .delsys = { SYS_ISDBT }, diff --git a/drivers/media/dvb-frontends/mt312.c b/drivers/media/dvb-frontends/mt312.c index 0b23cbc021b8..ff5eae92a91e 100644 --- a/drivers/media/dvb-frontends/mt312.c +++ b/drivers/media/dvb-frontends/mt312.c @@ -840,7 +840,7 @@ struct dvb_frontend *mt312_attach(const struct mt312_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(mt312_attach); +EXPORT_SYMBOL_GPL(mt312_attach); module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); diff --git a/drivers/media/dvb-frontends/mt352.c b/drivers/media/dvb-frontends/mt352.c index d5fa96f0a6cd..5fb646ff9386 100644 --- a/drivers/media/dvb-frontends/mt352.c +++ b/drivers/media/dvb-frontends/mt352.c @@ -604,4 +604,4 @@ MODULE_DESCRIPTION("Zarlink MT352 DVB-T Demodulator driver"); MODULE_AUTHOR("Holger Waechtler, Daniel Mack, Antonio Mancuso"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(mt352_attach); +EXPORT_SYMBOL_GPL(mt352_attach); diff --git a/drivers/media/dvb-frontends/nxt200x.c b/drivers/media/dvb-frontends/nxt200x.c index bf6e5cd572c5..efa4c6f40602 100644 --- a/drivers/media/dvb-frontends/nxt200x.c +++ b/drivers/media/dvb-frontends/nxt200x.c @@ -1242,5 +1242,5 @@ MODULE_DESCRIPTION("NXT200X (ATSC 8VSB & ITU-T J.83 AnnexB 64/256 QAM) Demodulat MODULE_AUTHOR("Kirk Lapray, Michael Krufky, Jean-Francois Thibert, and Taylor Jacob"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(nxt200x_attach); +EXPORT_SYMBOL_GPL(nxt200x_attach); diff --git a/drivers/media/dvb-frontends/nxt6000.c b/drivers/media/dvb-frontends/nxt6000.c index 1ce5ea28489b..377940cf8d3b 100644 --- a/drivers/media/dvb-frontends/nxt6000.c +++ b/drivers/media/dvb-frontends/nxt6000.c @@ -633,4 +633,4 @@ MODULE_DESCRIPTION("NxtWave NXT6000 DVB-T demodulator driver"); MODULE_AUTHOR("Florian Schirmer"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(nxt6000_attach); +EXPORT_SYMBOL_GPL(nxt6000_attach); diff --git a/drivers/media/dvb-frontends/or51132.c b/drivers/media/dvb-frontends/or51132.c index 5f2549c48eb0..3b647f62a4d8 100644 --- a/drivers/media/dvb-frontends/or51132.c +++ b/drivers/media/dvb-frontends/or51132.c @@ -616,4 +616,4 @@ MODULE_AUTHOR("Kirk Lapray"); MODULE_AUTHOR("Trent Piepho"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(or51132_attach); +EXPORT_SYMBOL_GPL(or51132_attach); diff --git a/drivers/media/dvb-frontends/or51211.c b/drivers/media/dvb-frontends/or51211.c index d14fa9736ae5..a79a88a3de2a 100644 --- a/drivers/media/dvb-frontends/or51211.c +++ b/drivers/media/dvb-frontends/or51211.c @@ -561,5 +561,5 @@ MODULE_DESCRIPTION("Oren OR51211 VSB [pcHDTV HD-2000] Demodulator Driver"); MODULE_AUTHOR("Kirk Lapray"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(or51211_attach); +EXPORT_SYMBOL_GPL(or51211_attach); diff --git a/drivers/media/dvb-frontends/s5h1409.c b/drivers/media/dvb-frontends/s5h1409.c index f370c6df0a8b..e47fe34a1fd9 100644 --- a/drivers/media/dvb-frontends/s5h1409.c +++ b/drivers/media/dvb-frontends/s5h1409.c @@ -993,7 +993,7 @@ struct dvb_frontend *s5h1409_attach(const struct s5h1409_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(s5h1409_attach); +EXPORT_SYMBOL_GPL(s5h1409_attach); static const struct dvb_frontend_ops s5h1409_ops = { .delsys = { SYS_ATSC, SYS_DVBC_ANNEX_B }, diff --git a/drivers/media/dvb-frontends/s5h1411.c b/drivers/media/dvb-frontends/s5h1411.c index dd09336a135b..baacd048712d 100644 --- a/drivers/media/dvb-frontends/s5h1411.c +++ b/drivers/media/dvb-frontends/s5h1411.c @@ -912,7 +912,7 @@ struct dvb_frontend *s5h1411_attach(const struct s5h1411_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(s5h1411_attach); +EXPORT_SYMBOL_GPL(s5h1411_attach); static const struct dvb_frontend_ops s5h1411_ops = { .delsys = { SYS_ATSC, SYS_DVBC_ANNEX_B }, diff --git a/drivers/media/dvb-frontends/s5h1420.c b/drivers/media/dvb-frontends/s5h1420.c index fd427a29c001..f8baac271ff2 100644 --- a/drivers/media/dvb-frontends/s5h1420.c +++ b/drivers/media/dvb-frontends/s5h1420.c @@ -928,7 +928,7 @@ struct dvb_frontend *s5h1420_attach(const struct s5h1420_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(s5h1420_attach); +EXPORT_SYMBOL_GPL(s5h1420_attach); static const struct dvb_frontend_ops s5h1420_ops = { .delsys = { SYS_DVBS }, diff --git a/drivers/media/dvb-frontends/s5h1432.c b/drivers/media/dvb-frontends/s5h1432.c index 4de50fe0c638..f098abe2b158 100644 --- a/drivers/media/dvb-frontends/s5h1432.c +++ b/drivers/media/dvb-frontends/s5h1432.c @@ -364,7 +364,7 @@ struct dvb_frontend *s5h1432_attach(const struct s5h1432_config *config, return &state->frontend; } -EXPORT_SYMBOL(s5h1432_attach); +EXPORT_SYMBOL_GPL(s5h1432_attach); static const struct dvb_frontend_ops s5h1432_ops = { .delsys = { SYS_DVBT }, diff --git a/drivers/media/dvb-frontends/s921.c b/drivers/media/dvb-frontends/s921.c index 274544a3ae0e..5cf649930982 100644 --- a/drivers/media/dvb-frontends/s921.c +++ b/drivers/media/dvb-frontends/s921.c @@ -503,7 +503,7 @@ struct dvb_frontend *s921_attach(const struct s921_config *config, return &state->frontend; } -EXPORT_SYMBOL(s921_attach); +EXPORT_SYMBOL_GPL(s921_attach); static const struct dvb_frontend_ops s921_ops = { .delsys = { SYS_ISDBT }, diff --git a/drivers/media/dvb-frontends/si21xx.c b/drivers/media/dvb-frontends/si21xx.c index 4e8c3ac4303f..9d8f9e8ed9ba 100644 --- a/drivers/media/dvb-frontends/si21xx.c +++ b/drivers/media/dvb-frontends/si21xx.c @@ -944,7 +944,7 @@ struct dvb_frontend *si21xx_attach(const struct si21xx_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(si21xx_attach); +EXPORT_SYMBOL_GPL(si21xx_attach); module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); diff --git a/drivers/media/dvb-frontends/sp887x.c b/drivers/media/dvb-frontends/sp887x.c index 7c511c3cd4ca..18352bd3c8c6 100644 --- a/drivers/media/dvb-frontends/sp887x.c +++ b/drivers/media/dvb-frontends/sp887x.c @@ -625,4 +625,4 @@ MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); MODULE_DESCRIPTION("Spase sp887x DVB-T demodulator driver"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(sp887x_attach); +EXPORT_SYMBOL_GPL(sp887x_attach); diff --git a/drivers/media/dvb-frontends/stb0899_drv.c b/drivers/media/dvb-frontends/stb0899_drv.c index db5dde3215f0..0631b10a082f 100644 --- a/drivers/media/dvb-frontends/stb0899_drv.c +++ b/drivers/media/dvb-frontends/stb0899_drv.c @@ -1652,7 +1652,7 @@ struct dvb_frontend *stb0899_attach(struct stb0899_config *config, struct i2c_ad kfree(state); return NULL; } -EXPORT_SYMBOL(stb0899_attach); +EXPORT_SYMBOL_GPL(stb0899_attach); MODULE_PARM_DESC(verbose, "Set Verbosity level"); MODULE_AUTHOR("Manu Abraham"); MODULE_DESCRIPTION("STB0899 Multi-Std frontend"); diff --git a/drivers/media/dvb-frontends/stb6000.c b/drivers/media/dvb-frontends/stb6000.c index 69c03892f2da..b1c447f378c3 100644 --- a/drivers/media/dvb-frontends/stb6000.c +++ b/drivers/media/dvb-frontends/stb6000.c @@ -245,7 +245,7 @@ struct dvb_frontend *stb6000_attach(struct dvb_frontend *fe, int addr, return fe; } -EXPORT_SYMBOL(stb6000_attach); +EXPORT_SYMBOL_GPL(stb6000_attach); module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); diff --git a/drivers/media/dvb-frontends/stb6100.c b/drivers/media/dvb-frontends/stb6100.c index 75509bec66e4..ed4272bf7909 100644 --- a/drivers/media/dvb-frontends/stb6100.c +++ b/drivers/media/dvb-frontends/stb6100.c @@ -570,7 +570,7 @@ static void stb6100_release(struct dvb_frontend *fe) kfree(state); } -EXPORT_SYMBOL(stb6100_attach); +EXPORT_SYMBOL_GPL(stb6100_attach); MODULE_PARM_DESC(verbose, "Set Verbosity level"); MODULE_AUTHOR("Manu Abraham"); diff --git a/drivers/media/dvb-frontends/stv0288.c b/drivers/media/dvb-frontends/stv0288.c index 65f92e51c31e..83603ebbae53 100644 --- a/drivers/media/dvb-frontends/stv0288.c +++ b/drivers/media/dvb-frontends/stv0288.c @@ -610,7 +610,7 @@ struct dvb_frontend *stv0288_attach(const struct stv0288_config *config, return NULL; } -EXPORT_SYMBOL(stv0288_attach); +EXPORT_SYMBOL_GPL(stv0288_attach); module_param(debug_legacy_dish_switch, int, 0444); MODULE_PARM_DESC(debug_legacy_dish_switch, diff --git a/drivers/media/dvb-frontends/stv0297.c b/drivers/media/dvb-frontends/stv0297.c index db94d4d109f9..572095a8b62d 100644 --- a/drivers/media/dvb-frontends/stv0297.c +++ b/drivers/media/dvb-frontends/stv0297.c @@ -722,4 +722,4 @@ MODULE_DESCRIPTION("ST STV0297 DVB-C Demodulator driver"); MODULE_AUTHOR("Dennis Noermann and Andrew de Quincey"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(stv0297_attach); +EXPORT_SYMBOL_GPL(stv0297_attach); diff --git a/drivers/media/dvb-frontends/stv0299.c b/drivers/media/dvb-frontends/stv0299.c index b36b21a13201..d417c36dba03 100644 --- a/drivers/media/dvb-frontends/stv0299.c +++ b/drivers/media/dvb-frontends/stv0299.c @@ -764,4 +764,4 @@ MODULE_DESCRIPTION("ST STV0299 DVB Demodulator driver"); MODULE_AUTHOR("Ralph Metzler, Holger Waechtler, Peter Schildmann, Felix Domke, Andreas Oberritter, Andrew de Quincey, Kenneth Aafly"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(stv0299_attach); +EXPORT_SYMBOL_GPL(stv0299_attach); diff --git a/drivers/media/dvb-frontends/stv0367.c b/drivers/media/dvb-frontends/stv0367.c index 1a726196c126..02abe485f18f 100644 --- a/drivers/media/dvb-frontends/stv0367.c +++ b/drivers/media/dvb-frontends/stv0367.c @@ -1763,7 +1763,7 @@ struct dvb_frontend *stv0367ter_attach(const struct stv0367_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(stv0367ter_attach); +EXPORT_SYMBOL_GPL(stv0367ter_attach); static int stv0367cab_gate_ctrl(struct dvb_frontend *fe, int enable) { @@ -2936,7 +2936,7 @@ struct dvb_frontend *stv0367cab_attach(const struct stv0367_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(stv0367cab_attach); +EXPORT_SYMBOL_GPL(stv0367cab_attach); /* * Functions for operation on Digital Devices hardware @@ -3358,7 +3358,7 @@ struct dvb_frontend *stv0367ddb_attach(const struct stv0367_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(stv0367ddb_attach); +EXPORT_SYMBOL_GPL(stv0367ddb_attach); MODULE_PARM_DESC(debug, "Set debug"); MODULE_PARM_DESC(i2c_debug, "Set i2c debug"); diff --git a/drivers/media/dvb-frontends/stv0900_core.c b/drivers/media/dvb-frontends/stv0900_core.c index 0b739725e3c0..bc691d80f7f3 100644 --- a/drivers/media/dvb-frontends/stv0900_core.c +++ b/drivers/media/dvb-frontends/stv0900_core.c @@ -1968,7 +1968,7 @@ struct dvb_frontend *stv0900_attach(const struct stv0900_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(stv0900_attach); +EXPORT_SYMBOL_GPL(stv0900_attach); MODULE_PARM_DESC(debug, "Set debug"); diff --git a/drivers/media/dvb-frontends/stv6110.c b/drivers/media/dvb-frontends/stv6110.c index e4fd9c1b0560..5a13399ec56f 100644 --- a/drivers/media/dvb-frontends/stv6110.c +++ b/drivers/media/dvb-frontends/stv6110.c @@ -446,7 +446,7 @@ struct dvb_frontend *stv6110_attach(struct dvb_frontend *fe, return fe; } -EXPORT_SYMBOL(stv6110_attach); +EXPORT_SYMBOL_GPL(stv6110_attach); module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); diff --git a/drivers/media/dvb-frontends/stv6110x.c b/drivers/media/dvb-frontends/stv6110x.c index 7e8e01389c55..8c6a83dd2f9f 100644 --- a/drivers/media/dvb-frontends/stv6110x.c +++ b/drivers/media/dvb-frontends/stv6110x.c @@ -409,7 +409,7 @@ const struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe, printk(KERN_INFO "%s: Attaching STV6110x\n", __func__); return stv6110x->devctl; } -EXPORT_SYMBOL(stv6110x_attach); +EXPORT_SYMBOL_GPL(stv6110x_attach); MODULE_AUTHOR("Manu Abraham"); MODULE_DESCRIPTION("STV6110x Silicon tuner"); diff --git a/drivers/media/dvb-frontends/tda10021.c b/drivers/media/dvb-frontends/tda10021.c index 32ba8401e743..b5ce9fef5020 100644 --- a/drivers/media/dvb-frontends/tda10021.c +++ b/drivers/media/dvb-frontends/tda10021.c @@ -525,4 +525,4 @@ MODULE_DESCRIPTION("Philips TDA10021 DVB-C demodulator driver"); MODULE_AUTHOR("Ralph Metzler, Holger Waechtler, Markus Schulz"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(tda10021_attach); +EXPORT_SYMBOL_GPL(tda10021_attach); diff --git a/drivers/media/dvb-frontends/tda10023.c b/drivers/media/dvb-frontends/tda10023.c index 8028007c68eb..d7120a9cf666 100644 --- a/drivers/media/dvb-frontends/tda10023.c +++ b/drivers/media/dvb-frontends/tda10023.c @@ -606,4 +606,4 @@ MODULE_DESCRIPTION("Philips TDA10023 DVB-C demodulator driver"); MODULE_AUTHOR("Georg Acher, Hartmut Birr"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(tda10023_attach); +EXPORT_SYMBOL_GPL(tda10023_attach); diff --git a/drivers/media/dvb-frontends/tda10048.c b/drivers/media/dvb-frontends/tda10048.c index 143b39b5f6c9..a75f86ca5318 100644 --- a/drivers/media/dvb-frontends/tda10048.c +++ b/drivers/media/dvb-frontends/tda10048.c @@ -1150,7 +1150,7 @@ struct dvb_frontend *tda10048_attach(const struct tda10048_config *config, kfree(state); return NULL; } -EXPORT_SYMBOL(tda10048_attach); +EXPORT_SYMBOL_GPL(tda10048_attach); static const struct dvb_frontend_ops tda10048_ops = { .delsys = { SYS_DVBT }, diff --git a/drivers/media/dvb-frontends/tda1004x.c b/drivers/media/dvb-frontends/tda1004x.c index e674508c349c..0e5f35e5b27c 100644 --- a/drivers/media/dvb-frontends/tda1004x.c +++ b/drivers/media/dvb-frontends/tda1004x.c @@ -1391,5 +1391,5 @@ MODULE_DESCRIPTION("Philips TDA10045H & TDA10046H DVB-T Demodulator"); MODULE_AUTHOR("Andrew de Quincey & Robert Schlabbach"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(tda10045_attach); -EXPORT_SYMBOL(tda10046_attach); +EXPORT_SYMBOL_GPL(tda10045_attach); +EXPORT_SYMBOL_GPL(tda10046_attach); diff --git a/drivers/media/dvb-frontends/tda10086.c b/drivers/media/dvb-frontends/tda10086.c index b6d16c05904d..90b731b75ea8 100644 --- a/drivers/media/dvb-frontends/tda10086.c +++ b/drivers/media/dvb-frontends/tda10086.c @@ -777,4 +777,4 @@ MODULE_DESCRIPTION("Philips TDA10086 DVB-S Demodulator"); MODULE_AUTHOR("Andrew de Quincey"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(tda10086_attach); +EXPORT_SYMBOL_GPL(tda10086_attach); diff --git a/drivers/media/dvb-frontends/tda665x.c b/drivers/media/dvb-frontends/tda665x.c index a63dec44295b..887ce34597f5 100644 --- a/drivers/media/dvb-frontends/tda665x.c +++ b/drivers/media/dvb-frontends/tda665x.c @@ -239,7 +239,7 @@ struct dvb_frontend *tda665x_attach(struct dvb_frontend *fe, return fe; } -EXPORT_SYMBOL(tda665x_attach); +EXPORT_SYMBOL_GPL(tda665x_attach); MODULE_DESCRIPTION("TDA665x driver"); MODULE_AUTHOR("Manu Abraham"); diff --git a/drivers/media/dvb-frontends/tda8083.c b/drivers/media/dvb-frontends/tda8083.c index aa3200d3c352..e94924a06f73 100644 --- a/drivers/media/dvb-frontends/tda8083.c +++ b/drivers/media/dvb-frontends/tda8083.c @@ -494,4 +494,4 @@ MODULE_DESCRIPTION("Philips TDA8083 DVB-S Demodulator"); MODULE_AUTHOR("Ralph Metzler, Holger Waechtler"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(tda8083_attach); +EXPORT_SYMBOL_GPL(tda8083_attach); diff --git a/drivers/media/dvb-frontends/tda8261.c b/drivers/media/dvb-frontends/tda8261.c index 4eb294f330bc..fe54742731d9 100644 --- a/drivers/media/dvb-frontends/tda8261.c +++ b/drivers/media/dvb-frontends/tda8261.c @@ -201,7 +201,7 @@ struct dvb_frontend *tda8261_attach(struct dvb_frontend *fe, return NULL; } -EXPORT_SYMBOL(tda8261_attach); +EXPORT_SYMBOL_GPL(tda8261_attach); MODULE_AUTHOR("Manu Abraham"); MODULE_DESCRIPTION("TDA8261 8PSK/QPSK Tuner"); diff --git a/drivers/media/dvb-frontends/tda826x.c b/drivers/media/dvb-frontends/tda826x.c index da427b4c2aaa..4b9550e70077 100644 --- a/drivers/media/dvb-frontends/tda826x.c +++ b/drivers/media/dvb-frontends/tda826x.c @@ -177,7 +177,7 @@ struct dvb_frontend *tda826x_attach(struct dvb_frontend *fe, int addr, struct i2 return fe; } -EXPORT_SYMBOL(tda826x_attach); +EXPORT_SYMBOL_GPL(tda826x_attach); module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); diff --git a/drivers/media/dvb-frontends/ts2020.c b/drivers/media/dvb-frontends/ts2020.c index b879e1571469..d18802dccf52 100644 --- a/drivers/media/dvb-frontends/ts2020.c +++ b/drivers/media/dvb-frontends/ts2020.c @@ -534,7 +534,7 @@ struct dvb_frontend *ts2020_attach(struct dvb_frontend *fe, return fe; } -EXPORT_SYMBOL(ts2020_attach); +EXPORT_SYMBOL_GPL(ts2020_attach); /* * We implement own regmap locking due to legacy DVB attach which uses frontend diff --git a/drivers/media/dvb-frontends/tua6100.c b/drivers/media/dvb-frontends/tua6100.c index 859fa14b319c..5541ffa4d2f3 100644 --- a/drivers/media/dvb-frontends/tua6100.c +++ b/drivers/media/dvb-frontends/tua6100.c @@ -194,7 +194,7 @@ struct dvb_frontend *tua6100_attach(struct dvb_frontend *fe, int addr, struct i2 fe->tuner_priv = priv; return fe; } -EXPORT_SYMBOL(tua6100_attach); +EXPORT_SYMBOL_GPL(tua6100_attach); MODULE_DESCRIPTION("DVB tua6100 driver"); MODULE_AUTHOR("Andrew de Quincey"); diff --git a/drivers/media/dvb-frontends/ves1820.c b/drivers/media/dvb-frontends/ves1820.c index 178363704bd4..ede3859a10c6 100644 --- a/drivers/media/dvb-frontends/ves1820.c +++ b/drivers/media/dvb-frontends/ves1820.c @@ -446,4 +446,4 @@ MODULE_DESCRIPTION("VLSI VES1820 DVB-C Demodulator driver"); MODULE_AUTHOR("Ralph Metzler, Holger Waechtler"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(ves1820_attach); +EXPORT_SYMBOL_GPL(ves1820_attach); diff --git a/drivers/media/dvb-frontends/ves1x93.c b/drivers/media/dvb-frontends/ves1x93.c index d0ee52f66a8e..f8064ced80b7 100644 --- a/drivers/media/dvb-frontends/ves1x93.c +++ b/drivers/media/dvb-frontends/ves1x93.c @@ -553,4 +553,4 @@ MODULE_DESCRIPTION("VLSI VES1x93 DVB-S Demodulator driver"); MODULE_AUTHOR("Ralph Metzler"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(ves1x93_attach); +EXPORT_SYMBOL_GPL(ves1x93_attach); diff --git a/drivers/media/dvb-frontends/zl10036.c b/drivers/media/dvb-frontends/zl10036.c index 062282739ce5..6cd4fb8bc271 100644 --- a/drivers/media/dvb-frontends/zl10036.c +++ b/drivers/media/dvb-frontends/zl10036.c @@ -504,7 +504,7 @@ struct dvb_frontend *zl10036_attach(struct dvb_frontend *fe, kfree(state); return NULL; } -EXPORT_SYMBOL(zl10036_attach); +EXPORT_SYMBOL_GPL(zl10036_attach); module_param_named(debug, zl10036_debug, int, 0644); MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); diff --git a/drivers/media/dvb-frontends/zl10039.c b/drivers/media/dvb-frontends/zl10039.c index 3208b866d1cb..49327a9f5047 100644 --- a/drivers/media/dvb-frontends/zl10039.c +++ b/drivers/media/dvb-frontends/zl10039.c @@ -304,7 +304,7 @@ struct dvb_frontend *zl10039_attach(struct dvb_frontend *fe, kfree(state); return NULL; } -EXPORT_SYMBOL(zl10039_attach); +EXPORT_SYMBOL_GPL(zl10039_attach); module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); diff --git a/drivers/media/dvb-frontends/zl10353.c b/drivers/media/dvb-frontends/zl10353.c index 1c689f7f4ab8..8f5bb3c126ca 100644 --- a/drivers/media/dvb-frontends/zl10353.c +++ b/drivers/media/dvb-frontends/zl10353.c @@ -676,4 +676,4 @@ MODULE_DESCRIPTION("Zarlink ZL10353 DVB-T demodulator driver"); MODULE_AUTHOR("Chris Pascoe"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(zl10353_attach); +EXPORT_SYMBOL_GPL(zl10353_attach); diff --git a/drivers/media/pci/bt8xx/dst.c b/drivers/media/pci/bt8xx/dst.c index 7166d2279465..121f269ec562 100644 --- a/drivers/media/pci/bt8xx/dst.c +++ b/drivers/media/pci/bt8xx/dst.c @@ -1733,7 +1733,7 @@ struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_ad return state; /* Manu (DST is a card not a frontend) */ } -EXPORT_SYMBOL(dst_attach); +EXPORT_SYMBOL_GPL(dst_attach); static const struct dvb_frontend_ops dst_dvbt_ops = { .delsys = { SYS_DVBT }, diff --git a/drivers/media/pci/bt8xx/dst_ca.c b/drivers/media/pci/bt8xx/dst_ca.c index 530b3e9764ce..51ad5897a1b9 100644 --- a/drivers/media/pci/bt8xx/dst_ca.c +++ b/drivers/media/pci/bt8xx/dst_ca.c @@ -680,7 +680,7 @@ struct dvb_device *dst_ca_attach(struct dst_state *dst, struct dvb_adapter *dvb_ return NULL; } -EXPORT_SYMBOL(dst_ca_attach); +EXPORT_SYMBOL_GPL(dst_ca_attach); MODULE_DESCRIPTION("DST DVB-S/T/C Combo CA driver"); MODULE_AUTHOR("Manu Abraham"); diff --git a/drivers/media/pci/cx23885/cx23885-video.c b/drivers/media/pci/cx23885/cx23885-video.c index ecc580af0148..1c4b3224cb0f 100644 --- a/drivers/media/pci/cx23885/cx23885-video.c +++ b/drivers/media/pci/cx23885/cx23885-video.c @@ -418,7 +418,7 @@ static int buffer_prepare(struct vb2_buffer *vb) dev->height >> 1); break; default: - BUG(); + return -EINVAL; /* should not happen */ } dprintk(2, "[%p/%d] buffer_init - %dx%d %dbpp \"%s\" - dma=0x%08lx\n", buf, buf->vb.vb2_buf.index, diff --git a/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c index bc8349bc2e80..2c0d89a46410 100644 --- a/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c +++ b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c @@ -230,10 +230,11 @@ static struct vdec_fb *vp9_rm_from_fb_use_list(struct vdec_vp9_inst if (fb->base_y.va == addr) { list_move_tail(&node->list, &inst->available_fb_node_list); - break; + return fb; } } - return fb; + + return NULL; } static void vp9_add_to_fb_free_list(struct vdec_vp9_inst *inst, diff --git a/drivers/media/tuners/fc0011.c b/drivers/media/tuners/fc0011.c index 145407dee3db..7a7b853c9a9b 100644 --- a/drivers/media/tuners/fc0011.c +++ b/drivers/media/tuners/fc0011.c @@ -508,7 +508,7 @@ struct dvb_frontend *fc0011_attach(struct dvb_frontend *fe, return fe; } -EXPORT_SYMBOL(fc0011_attach); +EXPORT_SYMBOL_GPL(fc0011_attach); MODULE_DESCRIPTION("Fitipower FC0011 silicon tuner driver"); MODULE_AUTHOR("Michael Buesch <m@xxxxxxx>"); diff --git a/drivers/media/tuners/fc0012.c b/drivers/media/tuners/fc0012.c index 625ac6f51c39..64d0774061a5 100644 --- a/drivers/media/tuners/fc0012.c +++ b/drivers/media/tuners/fc0012.c @@ -505,7 +505,7 @@ struct dvb_frontend *fc0012_attach(struct dvb_frontend *fe, return fe; } -EXPORT_SYMBOL(fc0012_attach); +EXPORT_SYMBOL_GPL(fc0012_attach); MODULE_DESCRIPTION("Fitipower FC0012 silicon tuner driver"); MODULE_AUTHOR("Hans-Frieder Vogt <hfvogt@xxxxxxx>"); diff --git a/drivers/media/tuners/fc0013.c b/drivers/media/tuners/fc0013.c index e606118d1a9b..74a6af3a1384 100644 --- a/drivers/media/tuners/fc0013.c +++ b/drivers/media/tuners/fc0013.c @@ -619,7 +619,7 @@ struct dvb_frontend *fc0013_attach(struct dvb_frontend *fe, return fe; } -EXPORT_SYMBOL(fc0013_attach); +EXPORT_SYMBOL_GPL(fc0013_attach); MODULE_DESCRIPTION("Fitipower FC0013 silicon tuner driver"); MODULE_AUTHOR("Hans-Frieder Vogt <hfvogt@xxxxxxx>"); diff --git a/drivers/media/tuners/max2165.c b/drivers/media/tuners/max2165.c index a86c08114915..e1f47463376a 100644 --- a/drivers/media/tuners/max2165.c +++ b/drivers/media/tuners/max2165.c @@ -420,7 +420,7 @@ struct dvb_frontend *max2165_attach(struct dvb_frontend *fe, return fe; } -EXPORT_SYMBOL(max2165_attach); +EXPORT_SYMBOL_GPL(max2165_attach); MODULE_AUTHOR("David T. L. Wong <davidtlwong@xxxxxxxxx>"); MODULE_DESCRIPTION("Maxim MAX2165 silicon tuner driver"); diff --git a/drivers/media/tuners/mc44s803.c b/drivers/media/tuners/mc44s803.c index 12f545ef1243..36314805680b 100644 --- a/drivers/media/tuners/mc44s803.c +++ b/drivers/media/tuners/mc44s803.c @@ -366,7 +366,7 @@ struct dvb_frontend *mc44s803_attach(struct dvb_frontend *fe, kfree(priv); return NULL; } -EXPORT_SYMBOL(mc44s803_attach); +EXPORT_SYMBOL_GPL(mc44s803_attach); MODULE_AUTHOR("Jochen Friedrich"); MODULE_DESCRIPTION("Freescale MC44S803 silicon tuner driver"); diff --git a/drivers/media/tuners/mt2060.c b/drivers/media/tuners/mt2060.c index 4983eeb39f36..acc9e2d05851 100644 --- a/drivers/media/tuners/mt2060.c +++ b/drivers/media/tuners/mt2060.c @@ -450,7 +450,7 @@ struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter return fe; } -EXPORT_SYMBOL(mt2060_attach); +EXPORT_SYMBOL_GPL(mt2060_attach); static int mt2060_probe(struct i2c_client *client, const struct i2c_device_id *id) diff --git a/drivers/media/tuners/mt2131.c b/drivers/media/tuners/mt2131.c index dd85d58fa8d0..4be7cf6eff93 100644 --- a/drivers/media/tuners/mt2131.c +++ b/drivers/media/tuners/mt2131.c @@ -284,7 +284,7 @@ struct dvb_frontend * mt2131_attach(struct dvb_frontend *fe, fe->tuner_priv = priv; return fe; } -EXPORT_SYMBOL(mt2131_attach); +EXPORT_SYMBOL_GPL(mt2131_attach); MODULE_AUTHOR("Steven Toth"); MODULE_DESCRIPTION("Microtune MT2131 silicon tuner driver"); diff --git a/drivers/media/tuners/mt2266.c b/drivers/media/tuners/mt2266.c index 88edcc031e3c..aa63ce6b5b50 100644 --- a/drivers/media/tuners/mt2266.c +++ b/drivers/media/tuners/mt2266.c @@ -345,7 +345,7 @@ struct dvb_frontend * mt2266_attach(struct dvb_frontend *fe, struct i2c_adapter mt2266_calibrate(priv); return fe; } -EXPORT_SYMBOL(mt2266_attach); +EXPORT_SYMBOL_GPL(mt2266_attach); MODULE_AUTHOR("Olivier DANET"); MODULE_DESCRIPTION("Microtune MT2266 silicon tuner driver"); diff --git a/drivers/media/tuners/mxl5005s.c b/drivers/media/tuners/mxl5005s.c index dd59c2c0e4a5..417596cdb1ff 100644 --- a/drivers/media/tuners/mxl5005s.c +++ b/drivers/media/tuners/mxl5005s.c @@ -4109,7 +4109,7 @@ struct dvb_frontend *mxl5005s_attach(struct dvb_frontend *fe, fe->tuner_priv = state; return fe; } -EXPORT_SYMBOL(mxl5005s_attach); +EXPORT_SYMBOL_GPL(mxl5005s_attach); MODULE_DESCRIPTION("MaxLinear MXL5005S silicon tuner driver"); MODULE_AUTHOR("Steven Toth"); diff --git a/drivers/media/tuners/qt1010.c b/drivers/media/tuners/qt1010.c index ee33b7cc7682..37a1db02a304 100644 --- a/drivers/media/tuners/qt1010.c +++ b/drivers/media/tuners/qt1010.c @@ -351,11 +351,12 @@ static int qt1010_init(struct dvb_frontend *fe) else valptr = &tmpval; - BUG_ON(i >= ARRAY_SIZE(i2c_data) - 1); - - err = qt1010_init_meas1(priv, i2c_data[i+1].reg, - i2c_data[i].reg, - i2c_data[i].val, valptr); + if (i >= ARRAY_SIZE(i2c_data) - 1) + err = -EIO; + else + err = qt1010_init_meas1(priv, i2c_data[i + 1].reg, + i2c_data[i].reg, + i2c_data[i].val, valptr); i++; break; } @@ -446,7 +447,7 @@ struct dvb_frontend * qt1010_attach(struct dvb_frontend *fe, fe->tuner_priv = priv; return fe; } -EXPORT_SYMBOL(qt1010_attach); +EXPORT_SYMBOL_GPL(qt1010_attach); MODULE_DESCRIPTION("Quantek QT1010 silicon tuner driver"); MODULE_AUTHOR("Antti Palosaari <crope@xxxxxx>"); diff --git a/drivers/media/tuners/tda18218.c b/drivers/media/tuners/tda18218.c index c56fcf5d48e3..78078ff331a6 100644 --- a/drivers/media/tuners/tda18218.c +++ b/drivers/media/tuners/tda18218.c @@ -345,7 +345,7 @@ struct dvb_frontend *tda18218_attach(struct dvb_frontend *fe, return fe; } -EXPORT_SYMBOL(tda18218_attach); +EXPORT_SYMBOL_GPL(tda18218_attach); MODULE_DESCRIPTION("NXP TDA18218HN silicon tuner driver"); MODULE_AUTHOR("Antti Palosaari <crope@xxxxxx>"); diff --git a/drivers/media/tuners/xc4000.c b/drivers/media/tuners/xc4000.c index e30948e4ff87..7130b9e21966 100644 --- a/drivers/media/tuners/xc4000.c +++ b/drivers/media/tuners/xc4000.c @@ -1751,7 +1751,7 @@ struct dvb_frontend *xc4000_attach(struct dvb_frontend *fe, xc4000_release(fe); return NULL; } -EXPORT_SYMBOL(xc4000_attach); +EXPORT_SYMBOL_GPL(xc4000_attach); MODULE_AUTHOR("Steven Toth, Davide Ferri"); MODULE_DESCRIPTION("Xceive xc4000 silicon tuner driver"); diff --git a/drivers/media/tuners/xc5000.c b/drivers/media/tuners/xc5000.c index 0e7e4fdf9e50..eddb7155c4ab 100644 --- a/drivers/media/tuners/xc5000.c +++ b/drivers/media/tuners/xc5000.c @@ -1464,7 +1464,7 @@ struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe, xc5000_release(fe); return NULL; } -EXPORT_SYMBOL(xc5000_attach); +EXPORT_SYMBOL_GPL(xc5000_attach); MODULE_AUTHOR("Steven Toth"); MODULE_DESCRIPTION("Xceive xc5000 silicon tuner driver"); diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c index 1f6c1eefe389..8a83f27875ec 100644 --- a/drivers/media/usb/dvb-usb-v2/af9035.c +++ b/drivers/media/usb/dvb-usb-v2/af9035.c @@ -284,6 +284,7 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap, struct dvb_usb_device *d = i2c_get_adapdata(adap); struct state *state = d_to_priv(d); int ret; + u32 reg; if (mutex_lock_interruptible(&d->i2c_mutex) < 0) return -EAGAIN; @@ -336,8 +337,10 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap, ret = -EOPNOTSUPP; } else if ((msg[0].addr == state->af9033_i2c_addr[0]) || (msg[0].addr == state->af9033_i2c_addr[1])) { + if (msg[0].len < 3 || msg[1].len < 1) + return -EOPNOTSUPP; /* demod access via firmware interface */ - u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 | + reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 | msg[0].buf[2]; if (msg[0].addr == state->af9033_i2c_addr[1]) @@ -395,17 +398,16 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap, ret = -EOPNOTSUPP; } else if ((msg[0].addr == state->af9033_i2c_addr[0]) || (msg[0].addr == state->af9033_i2c_addr[1])) { + if (msg[0].len < 3) + return -EOPNOTSUPP; /* demod access via firmware interface */ - u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 | + reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 | msg[0].buf[2]; if (msg[0].addr == state->af9033_i2c_addr[1]) reg |= 0x100000; - ret = (msg[0].len >= 3) ? af9035_wr_regs(d, reg, - &msg[0].buf[3], - msg[0].len - 3) - : -EOPNOTSUPP; + ret = af9035_wr_regs(d, reg, &msg[0].buf[3], msg[0].len - 3); } else { /* I2C write */ u8 buf[MAX_XFER_SIZE]; diff --git a/drivers/media/usb/dvb-usb-v2/anysee.c b/drivers/media/usb/dvb-usb-v2/anysee.c index 20ee7eea2a91..83af86505363 100644 --- a/drivers/media/usb/dvb-usb-v2/anysee.c +++ b/drivers/media/usb/dvb-usb-v2/anysee.c @@ -211,7 +211,7 @@ static int anysee_master_xfer(struct i2c_adapter *adap, struct i2c_msg *msg, while (i < num) { if (num > i + 1 && (msg[i+1].flags & I2C_M_RD)) { - if (msg[i].len > 2 || msg[i+1].len > 60) { + if (msg[i].len != 2 || msg[i + 1].len > 60) { ret = -EOPNOTSUPP; break; } diff --git a/drivers/media/usb/dvb-usb-v2/az6007.c b/drivers/media/usb/dvb-usb-v2/az6007.c index 1830badb180d..668b6091b442 100644 --- a/drivers/media/usb/dvb-usb-v2/az6007.c +++ b/drivers/media/usb/dvb-usb-v2/az6007.c @@ -796,6 +796,10 @@ static int az6007_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], if (az6007_xfer_debug) printk(KERN_DEBUG "az6007: I2C W addr=0x%x len=%d\n", addr, msgs[i].len); + if (msgs[i].len < 1) { + ret = -EIO; + goto err; + } req = AZ6007_I2C_WR; index = msgs[i].buf[0]; value = addr | (1 << 8); @@ -810,6 +814,10 @@ static int az6007_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], if (az6007_xfer_debug) printk(KERN_DEBUG "az6007: I2C R addr=0x%x len=%d\n", addr, msgs[i].len); + if (msgs[i].len < 1) { + ret = -EIO; + goto err; + } req = AZ6007_I2C_RD; index = msgs[i].buf[0]; value = addr; diff --git a/drivers/media/usb/dvb-usb/af9005.c b/drivers/media/usb/dvb-usb/af9005.c index 66990a193bc5..83971daa7250 100644 --- a/drivers/media/usb/dvb-usb/af9005.c +++ b/drivers/media/usb/dvb-usb/af9005.c @@ -431,6 +431,10 @@ static int af9005_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], if (ret == 0) ret = 2; } else { + if (msg[0].len < 2) { + ret = -EOPNOTSUPP; + goto unlock; + } /* write one or more registers */ reg = msg[0].buf[0]; addr = msg[0].addr; @@ -440,6 +444,7 @@ static int af9005_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], ret = 1; } +unlock: mutex_unlock(&d->i2c_mutex); return ret; } diff --git a/drivers/media/usb/dvb-usb/dw2102.c b/drivers/media/usb/dvb-usb/dw2102.c index 2c9c4432a0e6..ef2218810471 100644 --- a/drivers/media/usb/dvb-usb/dw2102.c +++ b/drivers/media/usb/dvb-usb/dw2102.c @@ -133,6 +133,10 @@ static int dw2102_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[], switch (num) { case 2: + if (msg[0].len < 1) { + num = -EOPNOTSUPP; + break; + } /* read stv0299 register */ value = msg[0].buf[0];/* register */ for (i = 0; i < msg[1].len; i++) { @@ -144,6 +148,10 @@ static int dw2102_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[], case 1: switch (msg[0].addr) { case 0x68: + if (msg[0].len < 2) { + num = -EOPNOTSUPP; + break; + } /* write to stv0299 register */ buf6[0] = 0x2a; buf6[1] = msg[0].buf[0]; @@ -153,6 +161,10 @@ static int dw2102_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[], break; case 0x60: if (msg[0].flags == 0) { + if (msg[0].len < 4) { + num = -EOPNOTSUPP; + break; + } /* write to tuner pll */ buf6[0] = 0x2c; buf6[1] = 5; @@ -164,6 +176,10 @@ static int dw2102_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[], dw210x_op_rw(d->udev, 0xb2, 0, 0, buf6, 7, DW210X_WRITE_MSG); } else { + if (msg[0].len < 1) { + num = -EOPNOTSUPP; + break; + } /* read from tuner */ dw210x_op_rw(d->udev, 0xb5, 0, 0, buf6, 1, DW210X_READ_MSG); @@ -171,12 +187,20 @@ static int dw2102_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[], } break; case (DW2102_RC_QUERY): + if (msg[0].len < 2) { + num = -EOPNOTSUPP; + break; + } dw210x_op_rw(d->udev, 0xb8, 0, 0, buf6, 2, DW210X_READ_MSG); msg[0].buf[0] = buf6[0]; msg[0].buf[1] = buf6[1]; break; case (DW2102_VOLTAGE_CTRL): + if (msg[0].len < 1) { + num = -EOPNOTSUPP; + break; + } buf6[0] = 0x30; buf6[1] = msg[0].buf[0]; dw210x_op_rw(d->udev, 0xb2, 0, 0, diff --git a/drivers/media/usb/dvb-usb/m920x.c b/drivers/media/usb/dvb-usb/m920x.c index 8a43e2415686..2a421bd9912b 100644 --- a/drivers/media/usb/dvb-usb/m920x.c +++ b/drivers/media/usb/dvb-usb/m920x.c @@ -283,7 +283,6 @@ static int m920x_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int nu char *read = kmalloc(1, GFP_KERNEL); if (!read) { ret = -ENOMEM; - kfree(read); goto unlock; } @@ -294,8 +293,10 @@ static int m920x_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int nu if ((ret = m920x_read(d->udev, M9206_I2C, 0x0, 0x20 | stop, - read, 1)) != 0) + read, 1)) != 0) { + kfree(read); goto unlock; + } msg[i].buf[j] = read[0]; } diff --git a/drivers/media/usb/go7007/go7007-i2c.c b/drivers/media/usb/go7007/go7007-i2c.c index c084bf794b56..64f25d4e52b2 100644 --- a/drivers/media/usb/go7007/go7007-i2c.c +++ b/drivers/media/usb/go7007/go7007-i2c.c @@ -173,8 +173,6 @@ static int go7007_i2c_master_xfer(struct i2c_adapter *adapter, } else if (msgs[i].len == 3) { if (msgs[i].flags & I2C_M_RD) return -EIO; - if (msgs[i].len != 3) - return -EIO; if (go7007_i2c_xfer(go, msgs[i].addr, 0, (msgs[i].buf[0] << 8) | msgs[i].buf[1], 0x01, &msgs[i].buf[2]) < 0) diff --git a/drivers/media/usb/siano/smsusb.c b/drivers/media/usb/siano/smsusb.c index 92a6192f9ab2..1d67b4c1a020 100644 --- a/drivers/media/usb/siano/smsusb.c +++ b/drivers/media/usb/siano/smsusb.c @@ -467,12 +467,7 @@ static int smsusb_init_device(struct usb_interface *intf, int board_id) rc = smscore_register_device(¶ms, &dev->coredev, mdev); if (rc < 0) { pr_err("smscore_register_device(...) failed, rc %d\n", rc); - smsusb_term_device(intf); -#ifdef CONFIG_MEDIA_CONTROLLER_DVB - media_device_unregister(mdev); -#endif - kfree(mdev); - return rc; + goto err_unregister_device; } smscore_set_board_id(dev->coredev, board_id); @@ -489,8 +484,7 @@ static int smsusb_init_device(struct usb_interface *intf, int board_id) rc = smsusb_start_streaming(dev); if (rc < 0) { pr_err("smsusb_start_streaming(...) failed\n"); - smsusb_term_device(intf); - return rc; + goto err_unregister_device; } dev->state = SMSUSB_ACTIVE; @@ -498,13 +492,20 @@ static int smsusb_init_device(struct usb_interface *intf, int board_id) rc = smscore_start_device(dev->coredev); if (rc < 0) { pr_err("smscore_start_device(...) failed\n"); - smsusb_term_device(intf); - return rc; + goto err_unregister_device; } pr_debug("device 0x%p created\n", dev); return rc; + +err_unregister_device: + smsusb_term_device(intf); +#ifdef CONFIG_MEDIA_CONTROLLER_DVB + media_device_unregister(mdev); +#endif + kfree(mdev); + return rc; } static int smsusb_probe(struct usb_interface *intf, diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig index 61c022db0e96..d318b82c679b 100644 --- a/drivers/mmc/host/Kconfig +++ b/drivers/mmc/host/Kconfig @@ -407,11 +407,12 @@ config MMC_WBSD If unsure, say N. config MMC_AU1X - tristate "Alchemy AU1XX0 MMC Card Interface support" + bool "Alchemy AU1XX0 MMC Card Interface support" depends on MIPS_ALCHEMY + depends on MMC=y help This selects the AMD Alchemy(R) Multimedia card interface. - If you have a Alchemy platform with a MMC slot, say Y or M here. + If you have a Alchemy platform with a MMC slot, say Y here. If unsure, say N. diff --git a/drivers/mtd/nand/brcmnand/brcmnand.c b/drivers/mtd/nand/brcmnand/brcmnand.c index 2741147481c0..fa66663df6e8 100644 --- a/drivers/mtd/nand/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/brcmnand/brcmnand.c @@ -152,6 +152,7 @@ struct brcmnand_controller { unsigned int max_page_size; const unsigned int *page_sizes; unsigned int max_oob; + u32 ecc_level_shift; u32 features; /* for low-power standby/resume only */ @@ -441,6 +442,34 @@ enum { INTFC_CTLR_READY = BIT(31), }; +/*********************************************************************** + * NAND ACC CONTROL bitfield + * + * Some bits have remained constant throughout hardware revision, while + * others have shifted around. + ***********************************************************************/ + +/* Constant for all versions (where supported) */ +enum { + /* See BRCMNAND_HAS_CACHE_MODE */ + ACC_CONTROL_CACHE_MODE = BIT(22), + + /* See BRCMNAND_HAS_PREFETCH */ + ACC_CONTROL_PREFETCH = BIT(23), + + ACC_CONTROL_PAGE_HIT = BIT(24), + ACC_CONTROL_WR_PREEMPT = BIT(25), + ACC_CONTROL_PARTIAL_PAGE = BIT(26), + ACC_CONTROL_RD_ERASED = BIT(27), + ACC_CONTROL_FAST_PGM_RDIN = BIT(28), + ACC_CONTROL_WR_ECC = BIT(30), + ACC_CONTROL_RD_ECC = BIT(31), +}; + +#define ACC_CONTROL_ECC_SHIFT 16 +/* Only for v7.2 */ +#define ACC_CONTROL_ECC_EXT_SHIFT 13 + static inline u32 nand_readreg(struct brcmnand_controller *ctrl, u32 offs) { return brcmnand_readl(ctrl->nand_base + offs); @@ -544,6 +573,12 @@ static int brcmnand_revision_init(struct brcmnand_controller *ctrl) else if (of_property_read_bool(ctrl->dev->of_node, "brcm,nand-has-wp")) ctrl->features |= BRCMNAND_HAS_WP; + /* v7.2 has different ecc level shift in the acc register */ + if (ctrl->nand_version == 0x0702) + ctrl->ecc_level_shift = ACC_CONTROL_ECC_EXT_SHIFT; + else + ctrl->ecc_level_shift = ACC_CONTROL_ECC_SHIFT; + return 0; } @@ -697,30 +732,6 @@ static inline int brcmnand_cmd_shift(struct brcmnand_controller *ctrl) return 0; } -/*********************************************************************** - * NAND ACC CONTROL bitfield - * - * Some bits have remained constant throughout hardware revision, while - * others have shifted around. - ***********************************************************************/ - -/* Constant for all versions (where supported) */ -enum { - /* See BRCMNAND_HAS_CACHE_MODE */ - ACC_CONTROL_CACHE_MODE = BIT(22), - - /* See BRCMNAND_HAS_PREFETCH */ - ACC_CONTROL_PREFETCH = BIT(23), - - ACC_CONTROL_PAGE_HIT = BIT(24), - ACC_CONTROL_WR_PREEMPT = BIT(25), - ACC_CONTROL_PARTIAL_PAGE = BIT(26), - ACC_CONTROL_RD_ERASED = BIT(27), - ACC_CONTROL_FAST_PGM_RDIN = BIT(28), - ACC_CONTROL_WR_ECC = BIT(30), - ACC_CONTROL_RD_ECC = BIT(31), -}; - static inline u32 brcmnand_spare_area_mask(struct brcmnand_controller *ctrl) { if (ctrl->nand_version >= 0x0702) @@ -731,18 +742,15 @@ static inline u32 brcmnand_spare_area_mask(struct brcmnand_controller *ctrl) return GENMASK(5, 0); } -#define NAND_ACC_CONTROL_ECC_SHIFT 16 -#define NAND_ACC_CONTROL_ECC_EXT_SHIFT 13 - static inline u32 brcmnand_ecc_level_mask(struct brcmnand_controller *ctrl) { u32 mask = (ctrl->nand_version >= 0x0600) ? 0x1f : 0x0f; - mask <<= NAND_ACC_CONTROL_ECC_SHIFT; + mask <<= ACC_CONTROL_ECC_SHIFT; /* v7.2 includes additional ECC levels */ - if (ctrl->nand_version >= 0x0702) - mask |= 0x7 << NAND_ACC_CONTROL_ECC_EXT_SHIFT; + if (ctrl->nand_version == 0x0702) + mask |= 0x7 << ACC_CONTROL_ECC_EXT_SHIFT; return mask; } @@ -756,8 +764,8 @@ static void brcmnand_set_ecc_enabled(struct brcmnand_host *host, int en) if (en) { acc_control |= ecc_flags; /* enable RD/WR ECC */ - acc_control |= host->hwcfg.ecc_level - << NAND_ACC_CONTROL_ECC_SHIFT; + acc_control &= ~brcmnand_ecc_level_mask(ctrl); + acc_control |= host->hwcfg.ecc_level << ctrl->ecc_level_shift; } else { acc_control &= ~ecc_flags; /* disable RD/WR ECC */ acc_control &= ~brcmnand_ecc_level_mask(ctrl); @@ -836,6 +844,14 @@ static int bcmnand_ctrl_poll_status(struct brcmnand_controller *ctrl, cpu_relax(); } while (time_after(limit, jiffies)); + /* + * do a final check after time out in case the CPU was busy and the driver + * did not get enough time to perform the polling to avoid false alarms + */ + val = brcmnand_read_reg(ctrl, BRCMNAND_INTFC_STATUS); + if ((val & mask) == expected_val) + return 0; + dev_warn(ctrl->dev, "timeout on status poll (expected %x got %x)\n", expected_val, val & mask); @@ -1213,19 +1229,33 @@ static int write_oob_to_regs(struct brcmnand_controller *ctrl, int i, const u8 *oob, int sas, int sector_1k) { int tbytes = sas << sector_1k; - int j; + int j, k = 0; + u32 last = 0xffffffff; + u8 *plast = (u8 *)&last; /* Adjust OOB values for 1K sector size */ if (sector_1k && (i & 0x01)) tbytes = max(0, tbytes - (int)ctrl->max_oob); tbytes = min_t(int, tbytes, ctrl->max_oob); - for (j = 0; j < tbytes; j += 4) + /* + * tbytes may not be multiple of words. Make sure we don't read out of + * the boundary and stop at last word. + */ + for (j = 0; (j + 3) < tbytes; j += 4) oob_reg_write(ctrl, j, (oob[j + 0] << 24) | (oob[j + 1] << 16) | (oob[j + 2] << 8) | (oob[j + 3] << 0)); + + /* handle the remaing bytes */ + while (j < tbytes) + plast[k++] = oob[j++]; + + if (tbytes & 0x3) + oob_reg_write(ctrl, (tbytes & ~0x3), (__force u32)cpu_to_be32(last)); + return tbytes; } @@ -1271,7 +1301,17 @@ static void brcmnand_send_cmd(struct brcmnand_host *host, int cmd) dev_dbg(ctrl->dev, "send native cmd %d addr 0x%llx\n", cmd, cmd_addr); - BUG_ON(ctrl->cmd_pending != 0); + /* + * If we came here through _panic_write and there is a pending + * command, try to wait for it. If it times out, rather than + * hitting BUG_ON, just return so we don't crash while crashing. + */ + if (oops_in_progress) { + if (ctrl->cmd_pending && + bcmnand_ctrl_poll_status(ctrl, NAND_CTRL_RDY, NAND_CTRL_RDY, 0)) + return; + } else + BUG_ON(ctrl->cmd_pending != 0); ctrl->cmd_pending = cmd; ret = bcmnand_ctrl_poll_status(ctrl, NAND_CTRL_RDY, NAND_CTRL_RDY, 0); @@ -2064,7 +2104,7 @@ static int brcmnand_set_cfg(struct brcmnand_host *host, tmp = nand_readreg(ctrl, acc_control_offs); tmp &= ~brcmnand_ecc_level_mask(ctrl); - tmp |= cfg->ecc_level << NAND_ACC_CONTROL_ECC_SHIFT; + tmp |= cfg->ecc_level << ctrl->ecc_level_shift; tmp &= ~brcmnand_spare_area_mask(ctrl); tmp |= cfg->spare_area_size; nand_writereg(ctrl, acc_control_offs, tmp); diff --git a/drivers/net/arcnet/arcnet.c b/drivers/net/arcnet/arcnet.c index 998bc7bc7d1f..0f02d2b3438f 100644 --- a/drivers/net/arcnet/arcnet.c +++ b/drivers/net/arcnet/arcnet.c @@ -433,7 +433,7 @@ static void arcnet_reply_tasklet(unsigned long data) ret = sock_queue_err_skb(sk, ackskb); if (ret) - kfree_skb(ackskb); + dev_kfree_skb_irq(ackskb); local_irq_enable(); }; diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c index a43f25de8574..893fa5580c77 100644 --- a/drivers/net/can/usb/gs_usb.c +++ b/drivers/net/can/usb/gs_usb.c @@ -389,6 +389,9 @@ static void gs_usb_receive_bulk_callback(struct urb *urb) } if (hf->flags & GS_CAN_FLAG_OVERFLOW) { + stats->rx_over_errors++; + stats->rx_errors++; + skb = alloc_can_err_skb(netdev, &cf); if (!skb) goto resubmit_urb; @@ -396,8 +399,6 @@ static void gs_usb_receive_bulk_callback(struct urb *urb) cf->can_id |= CAN_ERR_CRTL; cf->can_dlc = CAN_ERR_DLC; cf->data[1] = CAN_ERR_CRTL_RX_OVERFLOW; - stats->rx_over_errors++; - stats->rx_errors++; netif_rx(skb); } diff --git a/drivers/net/ethernet/atheros/alx/ethtool.c b/drivers/net/ethernet/atheros/alx/ethtool.c index 2f4eabf652e8..51e5aa2c74b3 100644 --- a/drivers/net/ethernet/atheros/alx/ethtool.c +++ b/drivers/net/ethernet/atheros/alx/ethtool.c @@ -281,9 +281,8 @@ static void alx_get_ethtool_stats(struct net_device *netdev, spin_lock(&alx->stats_lock); alx_update_hw_stats(hw); - BUILD_BUG_ON(sizeof(hw->stats) - offsetof(struct alx_hw_stats, rx_ok) < - ALX_NUM_STATS * sizeof(u64)); - memcpy(data, &hw->stats.rx_ok, ALX_NUM_STATS * sizeof(u64)); + BUILD_BUG_ON(sizeof(hw->stats) != ALX_NUM_STATS * sizeof(u64)); + memcpy(data, &hw->stats, sizeof(hw->stats)); spin_unlock(&alx->stats_lock); } diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c index 3615c2a06fda..6f5c7c1401ce 100644 --- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c +++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c @@ -2001,8 +2001,11 @@ static int atl1c_tso_csum(struct atl1c_adapter *adapter, real_len = (((unsigned char *)ip_hdr(skb) - skb->data) + ntohs(ip_hdr(skb)->tot_len)); - if (real_len < skb->len) - pskb_trim(skb, real_len); + if (real_len < skb->len) { + err = pskb_trim(skb, real_len); + if (err) + return err; + } hdr_len = (skb_transport_offset(skb) + tcp_hdrlen(skb)); if (unlikely(skb->len == hdr_len)) { diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 7925c40c0062..cb5c3d315333 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -14484,11 +14484,16 @@ static void bnx2x_io_resume(struct pci_dev *pdev) bp->fw_seq = SHMEM_RD(bp, func_mb[BP_FW_MB_IDX(bp)].drv_mb_header) & DRV_MSG_SEQ_NUMBER_MASK; - if (netif_running(dev)) - bnx2x_nic_load(bp, LOAD_NORMAL); + if (netif_running(dev)) { + if (bnx2x_nic_load(bp, LOAD_NORMAL)) { + netdev_err(bp->dev, "Error during driver initialization, try unloading/reloading the driver\n"); + goto done; + } + } netif_device_attach(dev); +done: rtnl_unlock(); } diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index 1113bf322f45..a1e924391ae5 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -52,11 +52,11 @@ struct igb_adapter; /* TX/RX descriptor defines */ #define IGB_DEFAULT_TXD 256 #define IGB_DEFAULT_TX_WORK 128 -#define IGB_MIN_TXD 80 +#define IGB_MIN_TXD 64 #define IGB_MAX_TXD 4096 #define IGB_DEFAULT_RXD 256 -#define IGB_MIN_RXD 80 +#define IGB_MIN_RXD 64 #define IGB_MAX_RXD 4096 #define IGB_DEFAULT_ITR 3 /* dynamic */ diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index d7b531eae819..d679b31c9a13 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -3026,8 +3026,9 @@ static void igb_probe_vfs(struct igb_adapter *adapter) struct pci_dev *pdev = adapter->pdev; struct e1000_hw *hw = &adapter->hw; - /* Virtualization features not supported on i210 family. */ - if ((hw->mac.type == e1000_i210) || (hw->mac.type == e1000_i211)) + /* Virtualization features not supported on i210 and 82580 family. */ + if ((hw->mac.type == e1000_i210) || (hw->mac.type == e1000_i211) || + (hw->mac.type == e1000_82580)) return; /* Of the below we really only want the effect of getting @@ -3856,6 +3857,10 @@ void igb_configure_rx_ring(struct igb_adapter *adapter, static void igb_set_rx_buffer_len(struct igb_adapter *adapter, struct igb_ring *rx_ring) { +#if (PAGE_SIZE < 8192) + struct e1000_hw *hw = &adapter->hw; +#endif + /* set build_skb and buffer size flags */ clear_ring_build_skb_enabled(rx_ring); clear_ring_uses_large_buffer(rx_ring); @@ -3866,10 +3871,9 @@ static void igb_set_rx_buffer_len(struct igb_adapter *adapter, set_ring_build_skb_enabled(rx_ring); #if (PAGE_SIZE < 8192) - if (adapter->max_frame_size <= IGB_MAX_FRAME_BUILD_SKB) - return; - - set_ring_uses_large_buffer(rx_ring); + if (adapter->max_frame_size > IGB_MAX_FRAME_BUILD_SKB || + rd32(E1000_RCTL) & E1000_RCTL_SBP) + set_ring_uses_large_buffer(rx_ring); #endif } diff --git a/drivers/net/ethernet/intel/igbvf/igbvf.h b/drivers/net/ethernet/intel/igbvf/igbvf.h index bf69f01f8467..f69a7787a590 100644 --- a/drivers/net/ethernet/intel/igbvf/igbvf.h +++ b/drivers/net/ethernet/intel/igbvf/igbvf.h @@ -62,11 +62,11 @@ enum latency_range { /* Tx/Rx descriptor defines */ #define IGBVF_DEFAULT_TXD 256 #define IGBVF_MAX_TXD 4096 -#define IGBVF_MIN_TXD 80 +#define IGBVF_MIN_TXD 64 #define IGBVF_DEFAULT_RXD 256 #define IGBVF_MAX_RXD 4096 -#define IGBVF_MIN_RXD 80 +#define IGBVF_MIN_RXD 64 #define IGBVF_MIN_ITR_USECS 10 /* 100000 irq/sec */ #define IGBVF_MAX_ITR_USECS 10000 /* 100 irq/sec */ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c index ad51b521e693..72df6544d419 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c @@ -868,6 +868,7 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, u32 tsync_tx_ctl = IXGBE_TSYNCTXCTL_ENABLED; u32 tsync_rx_ctl = IXGBE_TSYNCRXCTL_ENABLED; u32 tsync_rx_mtrl = PTP_EV_PORT << 16; + u32 aflags = adapter->flags; bool is_l2 = false; u32 regval; @@ -888,20 +889,20 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, case HWTSTAMP_FILTER_NONE: tsync_rx_ctl = 0; tsync_rx_mtrl = 0; - adapter->flags &= ~(IXGBE_FLAG_RX_HWTSTAMP_ENABLED | - IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); + aflags &= ~(IXGBE_FLAG_RX_HWTSTAMP_ENABLED | + IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); break; case HWTSTAMP_FILTER_PTP_V1_L4_SYNC: tsync_rx_ctl |= IXGBE_TSYNCRXCTL_TYPE_L4_V1; tsync_rx_mtrl |= IXGBE_RXMTRL_V1_SYNC_MSG; - adapter->flags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | - IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); + aflags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | + IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); break; case HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ: tsync_rx_ctl |= IXGBE_TSYNCRXCTL_TYPE_L4_V1; tsync_rx_mtrl |= IXGBE_RXMTRL_V1_DELAY_REQ_MSG; - adapter->flags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | - IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); + aflags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | + IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); break; case HWTSTAMP_FILTER_PTP_V2_EVENT: case HWTSTAMP_FILTER_PTP_V2_L2_EVENT: @@ -915,8 +916,8 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, tsync_rx_ctl |= IXGBE_TSYNCRXCTL_TYPE_EVENT_V2; is_l2 = true; config->rx_filter = HWTSTAMP_FILTER_PTP_V2_EVENT; - adapter->flags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | - IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); + aflags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | + IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); break; case HWTSTAMP_FILTER_PTP_V1_L4_EVENT: case HWTSTAMP_FILTER_NTP_ALL: @@ -927,7 +928,7 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, if (hw->mac.type >= ixgbe_mac_X550) { tsync_rx_ctl |= IXGBE_TSYNCRXCTL_TYPE_ALL; config->rx_filter = HWTSTAMP_FILTER_ALL; - adapter->flags |= IXGBE_FLAG_RX_HWTSTAMP_ENABLED; + aflags |= IXGBE_FLAG_RX_HWTSTAMP_ENABLED; break; } /* fall through */ @@ -938,8 +939,6 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, * Delay_Req messages and hardware does not support * timestamping all packets => return error */ - adapter->flags &= ~(IXGBE_FLAG_RX_HWTSTAMP_ENABLED | - IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); config->rx_filter = HWTSTAMP_FILTER_NONE; return -ERANGE; } @@ -971,8 +970,8 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, IXGBE_TSYNCRXCTL_TYPE_ALL | IXGBE_TSYNCRXCTL_TSIP_UT_EN; config->rx_filter = HWTSTAMP_FILTER_ALL; - adapter->flags |= IXGBE_FLAG_RX_HWTSTAMP_ENABLED; - adapter->flags &= ~IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER; + aflags |= IXGBE_FLAG_RX_HWTSTAMP_ENABLED; + aflags &= ~IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER; is_l2 = true; break; default: @@ -1005,6 +1004,9 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, IXGBE_WRITE_FLUSH(hw); + /* configure adapter flags only when HW is actually configured */ + adapter->flags = aflags; + /* clear TX/RX time stamp registers, just to be sure */ ixgbe_ptp_clear_tx_timestamp(adapter); IXGBE_READ_REG(hw, IXGBE_RXSTMPH); diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index fb48efa70797..ff7c267df6e4 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -1625,6 +1625,9 @@ static int mtk_hwlro_get_fdir_all(struct net_device *dev, int i; for (i = 0; i < MTK_MAX_LRO_IP_CNT; i++) { + if (cnt == cmd->rule_cnt) + return -EMSGSIZE; + if (mac->hwlro_ip[i]) { rule_locs[cnt] = i; cnt++; diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index 6b10d68e3e53..577b7804ed66 100644 --- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -1311,8 +1311,7 @@ static struct crypto_aead *macsec_alloc_tfm(char *key, int key_len, int icv_len) struct crypto_aead *tfm; int ret; - /* Pick a sync gcm(aes) cipher to ensure order is preserved. */ - tfm = crypto_alloc_aead("gcm(aes)", 0, CRYPTO_ALG_ASYNC); + tfm = crypto_alloc_aead("gcm(aes)", 0, 0); if (IS_ERR(tfm)) return tfm; diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 8cdf822dfda0..880aa7f6a779 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -1365,6 +1365,7 @@ static const struct usb_device_id products[] = { {QMI_QUIRK_SET_DTR(0x2c7c, 0x0191, 4)}, /* Quectel EG91 */ {QMI_QUIRK_SET_DTR(0x2c7c, 0x0195, 4)}, /* Quectel EG95 */ {QMI_FIXED_INTF(0x2c7c, 0x0296, 4)}, /* Quectel BG96 */ + {QMI_QUIRK_SET_DTR(0x2c7c, 0x030e, 4)}, /* Quectel EM05GV2 */ {QMI_QUIRK_SET_DTR(0x2cb7, 0x0104, 4)}, /* Fibocom NL678 series */ {QMI_FIXED_INTF(0x0489, 0xe0b4, 0)}, /* Foxconn T77W968 LTE */ {QMI_FIXED_INTF(0x0489, 0xe0b5, 0)}, /* Foxconn T77W968 LTE with eSIM support*/ diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index 07457eb9d455..27200544162c 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -1661,8 +1661,9 @@ static int ath10k_pci_hif_start(struct ath10k *ar) ath10k_pci_irq_enable(ar); ath10k_pci_rx_post(ar); - pcie_capability_write_word(ar_pci->pdev, PCI_EXP_LNKCTL, - ar_pci->link_ctl); + pcie_capability_clear_and_set_word(ar_pci->pdev, PCI_EXP_LNKCTL, + PCI_EXP_LNKCTL_ASPMC, + ar_pci->link_ctl & PCI_EXP_LNKCTL_ASPMC); return 0; } @@ -2516,8 +2517,8 @@ static int ath10k_pci_hif_power_up(struct ath10k *ar) pcie_capability_read_word(ar_pci->pdev, PCI_EXP_LNKCTL, &ar_pci->link_ctl); - pcie_capability_write_word(ar_pci->pdev, PCI_EXP_LNKCTL, - ar_pci->link_ctl & ~PCI_EXP_LNKCTL_ASPMC); + pcie_capability_clear_word(ar_pci->pdev, PCI_EXP_LNKCTL, + PCI_EXP_LNKCTL_ASPMC); /* * Bring the target up cleanly. diff --git a/drivers/net/wireless/ath/ath9k/ahb.c b/drivers/net/wireless/ath/ath9k/ahb.c index 2bd982c3a479..375628dc654e 100644 --- a/drivers/net/wireless/ath/ath9k/ahb.c +++ b/drivers/net/wireless/ath/ath9k/ahb.c @@ -135,8 +135,8 @@ static int ath_ahb_probe(struct platform_device *pdev) ah = sc->sc_ah; ath9k_hw_name(ah, hw_name, sizeof(hw_name)); - wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n", - hw_name, (unsigned long)mem, irq); + wiphy_info(hw->wiphy, "%s mem=0x%p, irq=%d\n", + hw_name, mem, irq); return 0; diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c index dc79afd7e151..b711b2e1ce93 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c @@ -491,7 +491,7 @@ int ath9k_htc_init_debug(struct ath_hw *ah) priv->debug.debugfs_phy = debugfs_create_dir(KBUILD_MODNAME, priv->hw->wiphy->debugfsdir); - if (!priv->debug.debugfs_phy) + if (IS_ERR(priv->debug.debugfs_phy)) return -ENOMEM; ath9k_cmn_spectral_init_debug(&priv->spec_priv, priv->debug.debugfs_phy); diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c index 223606311261..7ab050cad4a2 100644 --- a/drivers/net/wireless/ath/ath9k/pci.c +++ b/drivers/net/wireless/ath/ath9k/pci.c @@ -975,8 +975,8 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) } ath9k_hw_name(sc->sc_ah, hw_name, sizeof(hw_name)); - wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n", - hw_name, (unsigned long)sc->mem, pdev->irq); + wiphy_info(hw->wiphy, "%s mem=0x%p, irq=%d\n", + hw_name, sc->mem, pdev->irq); return 0; diff --git a/drivers/net/wireless/ath/ath9k/wmi.c b/drivers/net/wireless/ath/ath9k/wmi.c index 7b4e92218119..e0ecd2e86747 100644 --- a/drivers/net/wireless/ath/ath9k/wmi.c +++ b/drivers/net/wireless/ath/ath9k/wmi.c @@ -279,7 +279,8 @@ int ath9k_wmi_connect(struct htc_target *htc, struct wmi *wmi, static int ath9k_wmi_cmd_issue(struct wmi *wmi, struct sk_buff *skb, - enum wmi_cmd_id cmd, u16 len) + enum wmi_cmd_id cmd, u16 len, + u8 *rsp_buf, u32 rsp_len) { struct wmi_cmd_hdr *hdr; unsigned long flags; @@ -289,6 +290,11 @@ static int ath9k_wmi_cmd_issue(struct wmi *wmi, hdr->seq_no = cpu_to_be16(++wmi->tx_seq_id); spin_lock_irqsave(&wmi->wmi_lock, flags); + + /* record the rsp buffer and length */ + wmi->cmd_rsp_buf = rsp_buf; + wmi->cmd_rsp_len = rsp_len; + wmi->last_seq_id = wmi->tx_seq_id; spin_unlock_irqrestore(&wmi->wmi_lock, flags); @@ -329,11 +335,7 @@ int ath9k_wmi_cmd(struct wmi *wmi, enum wmi_cmd_id cmd_id, goto out; } - /* record the rsp buffer and length */ - wmi->cmd_rsp_buf = rsp_buf; - wmi->cmd_rsp_len = rsp_len; - - ret = ath9k_wmi_cmd_issue(wmi, skb, cmd_id, cmd_len); + ret = ath9k_wmi_cmd_issue(wmi, skb, cmd_id, cmd_len, rsp_buf, rsp_len); if (ret) goto out; diff --git a/drivers/net/wireless/marvell/mwifiex/debugfs.c b/drivers/net/wireless/marvell/mwifiex/debugfs.c index 49ca84ef1a99..b843be87112c 100644 --- a/drivers/net/wireless/marvell/mwifiex/debugfs.c +++ b/drivers/net/wireless/marvell/mwifiex/debugfs.c @@ -288,8 +288,11 @@ mwifiex_histogram_read(struct file *file, char __user *ubuf, if (!p) return -ENOMEM; - if (!priv || !priv->hist_data) - return -EFAULT; + if (!priv || !priv->hist_data) { + ret = -EFAULT; + goto free_and_exit; + } + phist_data = priv->hist_data; p += sprintf(p, "\n" @@ -344,6 +347,8 @@ mwifiex_histogram_read(struct file *file, char __user *ubuf, ret = simple_read_from_buffer(ubuf, count, ppos, (char *)page, (unsigned long)p - page); +free_and_exit: + free_page(page); return ret; } diff --git a/drivers/net/wireless/marvell/mwifiex/sta_rx.c b/drivers/net/wireless/marvell/mwifiex/sta_rx.c index 00fcbda09349..f3c6daeba1b8 100644 --- a/drivers/net/wireless/marvell/mwifiex/sta_rx.c +++ b/drivers/net/wireless/marvell/mwifiex/sta_rx.c @@ -98,6 +98,15 @@ int mwifiex_process_rx_packet(struct mwifiex_private *priv, rx_pkt_len = le16_to_cpu(local_rx_pd->rx_pkt_length); rx_pkt_hdr = (void *)local_rx_pd + rx_pkt_off; + if (sizeof(*rx_pkt_hdr) + rx_pkt_off > skb->len) { + mwifiex_dbg(priv->adapter, ERROR, + "wrong rx packet offset: len=%d, rx_pkt_off=%d\n", + skb->len, rx_pkt_off); + priv->stats.rx_dropped++; + dev_kfree_skb_any(skb); + return -1; + } + if ((!memcmp(&rx_pkt_hdr->rfc1042_hdr, bridge_tunnel_header, sizeof(bridge_tunnel_header))) || (!memcmp(&rx_pkt_hdr->rfc1042_hdr, rfc1042_header, @@ -203,7 +212,8 @@ int mwifiex_process_sta_rx_packet(struct mwifiex_private *priv, rx_pkt_hdr = (void *)local_rx_pd + rx_pkt_offset; - if ((rx_pkt_offset + rx_pkt_length) > (u16) skb->len) { + if ((rx_pkt_offset + rx_pkt_length) > skb->len || + sizeof(rx_pkt_hdr->eth803_hdr) + rx_pkt_offset > skb->len) { mwifiex_dbg(adapter, ERROR, "wrong rx packet: len=%d, rx_pkt_offset=%d, rx_pkt_length=%d\n", skb->len, rx_pkt_offset, rx_pkt_length); diff --git a/drivers/net/wireless/marvell/mwifiex/tdls.c b/drivers/net/wireless/marvell/mwifiex/tdls.c index 80d20fb6f348..a69b4983747f 100644 --- a/drivers/net/wireless/marvell/mwifiex/tdls.c +++ b/drivers/net/wireless/marvell/mwifiex/tdls.c @@ -737,6 +737,7 @@ mwifiex_construct_tdls_action_frame(struct mwifiex_private *priv, int ret; u16 capab; struct ieee80211_ht_cap *ht_cap; + unsigned int extra; u8 radio, *pos; capab = priv->curr_bss_params.bss_descriptor.cap_info_bitmap; @@ -755,7 +756,10 @@ mwifiex_construct_tdls_action_frame(struct mwifiex_private *priv, switch (action_code) { case WLAN_PUB_ACTION_TDLS_DISCOVER_RES: - skb_put(skb, sizeof(mgmt->u.action.u.tdls_discover_resp) + 1); + /* See the layout of 'struct ieee80211_mgmt'. */ + extra = sizeof(mgmt->u.action.u.tdls_discover_resp) + + sizeof(mgmt->u.action.category); + skb_put(skb, extra); mgmt->u.action.category = WLAN_CATEGORY_PUBLIC; mgmt->u.action.u.tdls_discover_resp.action_code = WLAN_PUB_ACTION_TDLS_DISCOVER_RES; @@ -764,8 +768,7 @@ mwifiex_construct_tdls_action_frame(struct mwifiex_private *priv, mgmt->u.action.u.tdls_discover_resp.capability = cpu_to_le16(capab); /* move back for addr4 */ - memmove(pos + ETH_ALEN, &mgmt->u.action.category, - sizeof(mgmt->u.action.u.tdls_discover_resp)); + memmove(pos + ETH_ALEN, &mgmt->u.action, extra); /* init address 4 */ memcpy(pos, bc_addr, ETH_ALEN); diff --git a/drivers/net/wireless/marvell/mwifiex/uap_txrx.c b/drivers/net/wireless/marvell/mwifiex/uap_txrx.c index 1e6a62c69ac5..a887d7a9b7c0 100644 --- a/drivers/net/wireless/marvell/mwifiex/uap_txrx.c +++ b/drivers/net/wireless/marvell/mwifiex/uap_txrx.c @@ -116,6 +116,16 @@ static void mwifiex_uap_queue_bridged_pkt(struct mwifiex_private *priv, return; } + if (sizeof(*rx_pkt_hdr) + + le16_to_cpu(uap_rx_pd->rx_pkt_offset) > skb->len) { + mwifiex_dbg(adapter, ERROR, + "wrong rx packet offset: len=%d,rx_pkt_offset=%d\n", + skb->len, le16_to_cpu(uap_rx_pd->rx_pkt_offset)); + priv->stats.rx_dropped++; + dev_kfree_skb_any(skb); + return; + } + if ((!memcmp(&rx_pkt_hdr->rfc1042_hdr, bridge_tunnel_header, sizeof(bridge_tunnel_header))) || (!memcmp(&rx_pkt_hdr->rfc1042_hdr, rfc1042_header, @@ -256,7 +266,15 @@ int mwifiex_handle_uap_rx_forward(struct mwifiex_private *priv, if (is_multicast_ether_addr(ra)) { skb_uap = skb_copy(skb, GFP_ATOMIC); - mwifiex_uap_queue_bridged_pkt(priv, skb_uap); + if (likely(skb_uap)) { + mwifiex_uap_queue_bridged_pkt(priv, skb_uap); + } else { + mwifiex_dbg(adapter, ERROR, + "failed to copy skb for uAP\n"); + priv->stats.rx_dropped++; + dev_kfree_skb_any(skb); + return -1; + } } else { if (mwifiex_get_sta_entry(priv, ra)) { /* Requeue Intra-BSS packet */ @@ -385,6 +403,16 @@ int mwifiex_process_uap_rx_packet(struct mwifiex_private *priv, rx_pkt_type = le16_to_cpu(uap_rx_pd->rx_pkt_type); rx_pkt_hdr = (void *)uap_rx_pd + le16_to_cpu(uap_rx_pd->rx_pkt_offset); + if (le16_to_cpu(uap_rx_pd->rx_pkt_offset) + + sizeof(rx_pkt_hdr->eth803_hdr) > skb->len) { + mwifiex_dbg(adapter, ERROR, + "wrong rx packet for struct ethhdr: len=%d, offset=%d\n", + skb->len, le16_to_cpu(uap_rx_pd->rx_pkt_offset)); + priv->stats.rx_dropped++; + dev_kfree_skb_any(skb); + return 0; + } + ether_addr_copy(ta, rx_pkt_hdr->eth803_hdr.h_source); if ((le16_to_cpu(uap_rx_pd->rx_pkt_offset) + diff --git a/drivers/net/wireless/marvell/mwifiex/util.c b/drivers/net/wireless/marvell/mwifiex/util.c index 51ccf10f4413..4fccdf01b8a0 100644 --- a/drivers/net/wireless/marvell/mwifiex/util.c +++ b/drivers/net/wireless/marvell/mwifiex/util.c @@ -403,11 +403,15 @@ mwifiex_process_mgmt_packet(struct mwifiex_private *priv, } rx_pd = (struct rxpd *)skb->data; + pkt_len = le16_to_cpu(rx_pd->rx_pkt_length); + if (pkt_len < sizeof(struct ieee80211_hdr) + sizeof(pkt_len)) { + mwifiex_dbg(priv->adapter, ERROR, "invalid rx_pkt_length"); + return -1; + } skb_pull(skb, le16_to_cpu(rx_pd->rx_pkt_offset)); skb_pull(skb, sizeof(pkt_len)); - - pkt_len = le16_to_cpu(rx_pd->rx_pkt_length); + pkt_len -= sizeof(pkt_len); ieee_hdr = (void *)skb->data; if (ieee80211_is_mgmt(ieee_hdr->frame_control)) { @@ -420,7 +424,7 @@ mwifiex_process_mgmt_packet(struct mwifiex_private *priv, skb->data + sizeof(struct ieee80211_hdr), pkt_len - sizeof(struct ieee80211_hdr)); - pkt_len -= ETH_ALEN + sizeof(pkt_len); + pkt_len -= ETH_ALEN; rx_pd->rx_pkt_length = cpu_to_le16(pkt_len); cfg80211_rx_mgmt(&priv->wdev, priv->roc_cfg.chan.center_freq, diff --git a/drivers/ntb/ntb_transport.c b/drivers/ntb/ntb_transport.c index a58ced5d6043..4e1a061fcc14 100644 --- a/drivers/ntb/ntb_transport.c +++ b/drivers/ntb/ntb_transport.c @@ -741,7 +741,7 @@ static int ntb_set_mw(struct ntb_transport_ctx *nt, int num_mw, return 0; } -static void ntb_qp_link_down_reset(struct ntb_transport_qp *qp) +static void ntb_qp_link_context_reset(struct ntb_transport_qp *qp) { qp->link_is_up = false; qp->active = false; @@ -764,6 +764,13 @@ static void ntb_qp_link_down_reset(struct ntb_transport_qp *qp) qp->tx_async = 0; } +static void ntb_qp_link_down_reset(struct ntb_transport_qp *qp) +{ + ntb_qp_link_context_reset(qp); + if (qp->remote_rx_info) + qp->remote_rx_info->entry = qp->rx_max_entry - 1; +} + static void ntb_qp_link_cleanup(struct ntb_transport_qp *qp) { struct ntb_transport_ctx *nt = qp->transport; @@ -988,7 +995,7 @@ static int ntb_transport_init_queue(struct ntb_transport_ctx *nt, qp->ndev = nt->ndev; qp->client_ready = false; qp->event_handler = NULL; - ntb_qp_link_down_reset(qp); + ntb_qp_link_context_reset(qp); if (mw_num < qp_count % mw_count) num_qps_mw = qp_count / mw_count + 1; @@ -2046,9 +2053,13 @@ int ntb_transport_tx_enqueue(struct ntb_transport_qp *qp, void *cb, void *data, struct ntb_queue_entry *entry; int rc; - if (!qp || !qp->link_is_up || !len) + if (!qp || !len) return -EINVAL; + /* If the qp link is down already, just ignore. */ + if (!qp->link_is_up) + return 0; + entry = ntb_list_rm(&qp->ntb_tx_free_q_lock, &qp->tx_free_q); if (!entry) { qp->tx_err_no_buf++; @@ -2188,7 +2199,7 @@ unsigned int ntb_transport_tx_free_entry(struct ntb_transport_qp *qp) unsigned int head = qp->tx_index; unsigned int tail = qp->remote_rx_info->entry; - return tail > head ? tail - head : qp->tx_max_entry + tail - head; + return tail >= head ? tail - head : qp->tx_max_entry + tail - head; } EXPORT_SYMBOL_GPL(ntb_transport_tx_free_entry); diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c index 55c98f119df2..89d1011d5b32 100644 --- a/drivers/of/unittest.c +++ b/drivers/of/unittest.c @@ -51,7 +51,7 @@ static void __init of_unittest_find_node_by_name(void) np = of_find_node_by_path("/testcase-data"); name = kasprintf(GFP_KERNEL, "%pOF", np); - unittest(np && !strcmp("/testcase-data", name), + unittest(np && name && !strcmp("/testcase-data", name), "find /testcase-data failed\n"); of_node_put(np); kfree(name); @@ -62,14 +62,14 @@ static void __init of_unittest_find_node_by_name(void) np = of_find_node_by_path("/testcase-data/phandle-tests/consumer-a"); name = kasprintf(GFP_KERNEL, "%pOF", np); - unittest(np && !strcmp("/testcase-data/phandle-tests/consumer-a", name), + unittest(np && name && !strcmp("/testcase-data/phandle-tests/consumer-a", name), "find /testcase-data/phandle-tests/consumer-a failed\n"); of_node_put(np); kfree(name); np = of_find_node_by_path("testcase-alias"); name = kasprintf(GFP_KERNEL, "%pOF", np); - unittest(np && !strcmp("/testcase-data", name), + unittest(np && name && !strcmp("/testcase-data", name), "find testcase-alias failed\n"); of_node_put(np); kfree(name); @@ -80,7 +80,7 @@ static void __init of_unittest_find_node_by_name(void) np = of_find_node_by_path("testcase-alias/phandle-tests/consumer-a"); name = kasprintf(GFP_KERNEL, "%pOF", np); - unittest(np && !strcmp("/testcase-data/phandle-tests/consumer-a", name), + unittest(np && name && !strcmp("/testcase-data/phandle-tests/consumer-a", name), "find testcase-alias/phandle-tests/consumer-a failed\n"); of_node_put(np); kfree(name); @@ -966,6 +966,8 @@ static void attach_node_and_children(struct device_node *np) const char *full_name; full_name = kasprintf(GFP_KERNEL, "%pOF", np); + if (!full_name) + return; if (!strcmp(full_name, "/__local_fixups__") || !strcmp(full_name, "/__fixups__")) { diff --git a/drivers/parisc/led.c b/drivers/parisc/led.c index 6c25796fcfa9..acd1dbb6adfb 100644 --- a/drivers/parisc/led.c +++ b/drivers/parisc/led.c @@ -60,8 +60,8 @@ static int led_type __read_mostly = -1; static unsigned char lastleds; /* LED state from most recent update */ static unsigned int led_heartbeat __read_mostly = 1; -static unsigned int led_diskio __read_mostly = 1; -static unsigned int led_lanrxtx __read_mostly = 1; +static unsigned int led_diskio __read_mostly; +static unsigned int led_lanrxtx __read_mostly; static char lcd_text[32] __read_mostly; static char lcd_text_default[32] __read_mostly; static int lcd_no_led_support __read_mostly = 0; /* KittyHawk doesn't support LED on its LCD */ diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c index c2dd297d4007..2ec015d1f671 100644 --- a/drivers/pci/hotplug/pciehp_hpc.c +++ b/drivers/pci/hotplug/pciehp_hpc.c @@ -338,17 +338,11 @@ int pciehp_check_link_status(struct controller *ctrl) static int __pciehp_link_set(struct controller *ctrl, bool enable) { struct pci_dev *pdev = ctrl_dev(ctrl); - u16 lnk_ctrl; - pcie_capability_read_word(pdev, PCI_EXP_LNKCTL, &lnk_ctrl); + pcie_capability_clear_and_set_word(pdev, PCI_EXP_LNKCTL, + PCI_EXP_LNKCTL_LD, + enable ? 0 : PCI_EXP_LNKCTL_LD); - if (enable) - lnk_ctrl &= ~PCI_EXP_LNKCTL_LD; - else - lnk_ctrl |= PCI_EXP_LNKCTL_LD; - - pcie_capability_write_word(pdev, PCI_EXP_LNKCTL, lnk_ctrl); - ctrl_dbg(ctrl, "%s: lnk_ctrl = %x\n", __func__, lnk_ctrl); return 0; } diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c index fbec8a07e942..509ba4bceefc 100644 --- a/drivers/pinctrl/pinctrl-amd.c +++ b/drivers/pinctrl/pinctrl-amd.c @@ -609,7 +609,7 @@ static int amd_pinconf_get(struct pinctrl_dev *pctldev, break; default: - dev_err(&gpio_dev->pdev->dev, "Invalid config param %04x\n", + dev_dbg(&gpio_dev->pdev->dev, "Invalid config param %04x\n", param); return -ENOTSUPP; } @@ -662,7 +662,7 @@ static int amd_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin, break; default: - dev_err(&gpio_dev->pdev->dev, + dev_dbg(&gpio_dev->pdev->dev, "Invalid config param %04x\n", param); ret = -ENOTSUPP; } diff --git a/drivers/pwm/pwm-lpc32xx.c b/drivers/pwm/pwm-lpc32xx.c index ed8e9406b4af..b5f8b86b328a 100644 --- a/drivers/pwm/pwm-lpc32xx.c +++ b/drivers/pwm/pwm-lpc32xx.c @@ -55,10 +55,10 @@ static int lpc32xx_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, if (duty_cycles > 255) duty_cycles = 255; - val = readl(lpc32xx->base + (pwm->hwpwm << 2)); + val = readl(lpc32xx->base); val &= ~0xFFFF; val |= (period_cycles << 8) | duty_cycles; - writel(val, lpc32xx->base + (pwm->hwpwm << 2)); + writel(val, lpc32xx->base); return 0; } @@ -73,9 +73,9 @@ static int lpc32xx_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm) if (ret) return ret; - val = readl(lpc32xx->base + (pwm->hwpwm << 2)); + val = readl(lpc32xx->base); val |= PWM_ENABLE; - writel(val, lpc32xx->base + (pwm->hwpwm << 2)); + writel(val, lpc32xx->base); return 0; } @@ -85,9 +85,9 @@ static void lpc32xx_pwm_disable(struct pwm_chip *chip, struct pwm_device *pwm) struct lpc32xx_pwm_chip *lpc32xx = to_lpc32xx_pwm_chip(chip); u32 val; - val = readl(lpc32xx->base + (pwm->hwpwm << 2)); + val = readl(lpc32xx->base); val &= ~PWM_ENABLE; - writel(val, lpc32xx->base + (pwm->hwpwm << 2)); + writel(val, lpc32xx->base); clk_disable_unprepare(lpc32xx->clk); } @@ -125,9 +125,9 @@ static int lpc32xx_pwm_probe(struct platform_device *pdev) lpc32xx->chip.base = -1; /* If PWM is disabled, configure the output to the default value */ - val = readl(lpc32xx->base + (lpc32xx->chip.pwms[0].hwpwm << 2)); + val = readl(lpc32xx->base); val &= ~PWM_PIN_LEVEL; - writel(val, lpc32xx->base + (lpc32xx->chip.pwms[0].hwpwm << 2)); + writel(val, lpc32xx->base); ret = pwmchip_add(&lpc32xx->chip); if (ret < 0) { diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c index 0fb185e0620a..c1dfad298685 100644 --- a/drivers/rpmsg/qcom_glink_native.c +++ b/drivers/rpmsg/qcom_glink_native.c @@ -225,6 +225,10 @@ static struct glink_channel *qcom_glink_alloc_channel(struct qcom_glink *glink, channel->glink = glink; channel->name = kstrdup(name, GFP_KERNEL); + if (!channel->name) { + kfree(channel); + return ERR_PTR(-ENOMEM); + } init_completion(&channel->open_req); init_completion(&channel->open_ack); diff --git a/drivers/rtc/rtc-ds1685.c b/drivers/rtc/rtc-ds1685.c index ed43b4311660..3abc75103cc4 100644 --- a/drivers/rtc/rtc-ds1685.c +++ b/drivers/rtc/rtc-ds1685.c @@ -2228,7 +2228,7 @@ ds1685_rtc_poweroff(struct platform_device *pdev) unreachable(); } } -EXPORT_SYMBOL(ds1685_rtc_poweroff); +EXPORT_SYMBOL_GPL(ds1685_rtc_poweroff); /* ----------------------------------------------------------------------- */ diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c index ee14d8e45c97..6d26343b12f2 100644 --- a/drivers/s390/block/dasd_3990_erp.c +++ b/drivers/s390/block/dasd_3990_erp.c @@ -2423,7 +2423,7 @@ static struct dasd_ccw_req *dasd_3990_erp_add_erp(struct dasd_ccw_req *cqr) erp->block = cqr->block; erp->magic = cqr->magic; erp->expires = cqr->expires; - erp->retries = 256; + erp->retries = device->default_retries; erp->buildclk = get_tod_clock(); erp->status = DASD_CQR_FILLED; diff --git a/drivers/scsi/be2iscsi/be_iscsi.c b/drivers/scsi/be2iscsi/be_iscsi.c index 43a80ce5ce6a..0e95bccac32e 100644 --- a/drivers/scsi/be2iscsi/be_iscsi.c +++ b/drivers/scsi/be2iscsi/be_iscsi.c @@ -442,6 +442,10 @@ int beiscsi_iface_set_param(struct Scsi_Host *shost, } nla_for_each_attr(attrib, data, dt_len, rm_len) { + /* ignore nla_type as it is never used */ + if (nla_len(attrib) < sizeof(*iface_param)) + return -EINVAL; + iface_param = nla_data(attrib); if (iface_param->param_type != ISCSI_NET_PARAM) diff --git a/drivers/scsi/fcoe/fcoe_ctlr.c b/drivers/scsi/fcoe/fcoe_ctlr.c index 1c8fa41aa3ab..57826f7bb9f2 100644 --- a/drivers/scsi/fcoe/fcoe_ctlr.c +++ b/drivers/scsi/fcoe/fcoe_ctlr.c @@ -330,16 +330,17 @@ static void fcoe_ctlr_announce(struct fcoe_ctlr *fip) { struct fcoe_fcf *sel; struct fcoe_fcf *fcf; + unsigned long flags; mutex_lock(&fip->ctlr_mutex); - spin_lock_bh(&fip->ctlr_lock); + spin_lock_irqsave(&fip->ctlr_lock, flags); kfree_skb(fip->flogi_req); fip->flogi_req = NULL; list_for_each_entry(fcf, &fip->fcfs, list) fcf->flogi_sent = 0; - spin_unlock_bh(&fip->ctlr_lock); + spin_unlock_irqrestore(&fip->ctlr_lock, flags); sel = fip->sel_fcf; if (sel && ether_addr_equal(sel->fcf_mac, fip->dest_addr)) @@ -709,6 +710,7 @@ int fcoe_ctlr_els_send(struct fcoe_ctlr *fip, struct fc_lport *lport, { struct fc_frame *fp; struct fc_frame_header *fh; + unsigned long flags; u16 old_xid; u8 op; u8 mac[ETH_ALEN]; @@ -742,11 +744,11 @@ int fcoe_ctlr_els_send(struct fcoe_ctlr *fip, struct fc_lport *lport, op = FIP_DT_FLOGI; if (fip->mode == FIP_MODE_VN2VN) break; - spin_lock_bh(&fip->ctlr_lock); + spin_lock_irqsave(&fip->ctlr_lock, flags); kfree_skb(fip->flogi_req); fip->flogi_req = skb; fip->flogi_req_send = 1; - spin_unlock_bh(&fip->ctlr_lock); + spin_unlock_irqrestore(&fip->ctlr_lock, flags); schedule_work(&fip->timer_work); return -EINPROGRESS; case ELS_FDISC: @@ -1723,10 +1725,11 @@ static int fcoe_ctlr_flogi_send_locked(struct fcoe_ctlr *fip) static int fcoe_ctlr_flogi_retry(struct fcoe_ctlr *fip) { struct fcoe_fcf *fcf; + unsigned long flags; int error; mutex_lock(&fip->ctlr_mutex); - spin_lock_bh(&fip->ctlr_lock); + spin_lock_irqsave(&fip->ctlr_lock, flags); LIBFCOE_FIP_DBG(fip, "re-sending FLOGI - reselect\n"); fcf = fcoe_ctlr_select(fip); if (!fcf || fcf->flogi_sent) { @@ -1737,7 +1740,7 @@ static int fcoe_ctlr_flogi_retry(struct fcoe_ctlr *fip) fcoe_ctlr_solicit(fip, NULL); error = fcoe_ctlr_flogi_send_locked(fip); } - spin_unlock_bh(&fip->ctlr_lock); + spin_unlock_irqrestore(&fip->ctlr_lock, flags); mutex_unlock(&fip->ctlr_mutex); return error; } @@ -1754,8 +1757,9 @@ static int fcoe_ctlr_flogi_retry(struct fcoe_ctlr *fip) static void fcoe_ctlr_flogi_send(struct fcoe_ctlr *fip) { struct fcoe_fcf *fcf; + unsigned long flags; - spin_lock_bh(&fip->ctlr_lock); + spin_lock_irqsave(&fip->ctlr_lock, flags); fcf = fip->sel_fcf; if (!fcf || !fip->flogi_req_send) goto unlock; @@ -1782,7 +1786,7 @@ static void fcoe_ctlr_flogi_send(struct fcoe_ctlr *fip) } else /* XXX */ LIBFCOE_FIP_DBG(fip, "No FCF selected - defer send\n"); unlock: - spin_unlock_bh(&fip->ctlr_lock); + spin_unlock_irqrestore(&fip->ctlr_lock, flags); } /** diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index 27609b2ae544..493700ae19b4 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -555,7 +555,7 @@ EXPORT_SYMBOL(scsi_unregister); static int __scsi_host_match(struct device *dev, const void *data) { struct Scsi_Host *p; - const unsigned short *hostnum = data; + const unsigned int *hostnum = data; p = class_to_shost(dev); return p->host_no == *hostnum; @@ -572,7 +572,7 @@ static int __scsi_host_match(struct device *dev, const void *data) * that scsi_host_get() took. The put_device() below dropped * the reference from class_find_device(). **/ -struct Scsi_Host *scsi_host_lookup(unsigned short hostnum) +struct Scsi_Host *scsi_host_lookup(unsigned int hostnum) { struct device *cdev; struct Scsi_Host *shost = NULL; diff --git a/drivers/scsi/qedf/qedf_dbg.h b/drivers/scsi/qedf/qedf_dbg.h index 50083cae84c3..9fa5da44971a 100644 --- a/drivers/scsi/qedf/qedf_dbg.h +++ b/drivers/scsi/qedf/qedf_dbg.h @@ -63,6 +63,8 @@ extern uint qedf_debug; #define QEDF_LOG_NOTICE 0x40000000 /* Notice logs */ #define QEDF_LOG_WARN 0x80000000 /* Warning logs */ +#define QEDF_DEBUGFS_LOG_LEN (2 * PAGE_SIZE) + /* Debug context structure */ struct qedf_dbg_ctx { unsigned int host_no; diff --git a/drivers/scsi/qedf/qedf_debugfs.c b/drivers/scsi/qedf/qedf_debugfs.c index 2b1ef3075e93..41fa846f0bdb 100644 --- a/drivers/scsi/qedf/qedf_debugfs.c +++ b/drivers/scsi/qedf/qedf_debugfs.c @@ -11,6 +11,7 @@ #include <linux/uaccess.h> #include <linux/debugfs.h> #include <linux/module.h> +#include <linux/vmalloc.h> #include "qedf.h" #include "qedf_dbg.h" @@ -117,7 +118,9 @@ static ssize_t qedf_dbg_fp_int_cmd_read(struct file *filp, char __user *buffer, size_t count, loff_t *ppos) { + ssize_t ret; size_t cnt = 0; + char *cbuf; int id; struct qedf_fastpath *fp = NULL; struct qedf_dbg_ctx *qedf_dbg = @@ -127,19 +130,25 @@ qedf_dbg_fp_int_cmd_read(struct file *filp, char __user *buffer, size_t count, QEDF_INFO(qedf_dbg, QEDF_LOG_DEBUGFS, "entered\n"); - cnt = sprintf(buffer, "\nFastpath I/O completions\n\n"); + cbuf = vmalloc(QEDF_DEBUGFS_LOG_LEN); + if (!cbuf) + return 0; + + cnt += scnprintf(cbuf + cnt, QEDF_DEBUGFS_LOG_LEN - cnt, "\nFastpath I/O completions\n\n"); for (id = 0; id < qedf->num_queues; id++) { fp = &(qedf->fp_array[id]); if (fp->sb_id == QEDF_SB_ID_NULL) continue; - cnt += sprintf((buffer + cnt), "#%d: %lu\n", id, - fp->completions); + cnt += scnprintf(cbuf + cnt, QEDF_DEBUGFS_LOG_LEN - cnt, + "#%d: %lu\n", id, fp->completions); } - cnt = min_t(int, count, cnt - *ppos); - *ppos += cnt; - return cnt; + ret = simple_read_from_buffer(buffer, count, ppos, cbuf, cnt); + + vfree(cbuf); + + return ret; } static ssize_t @@ -204,18 +213,17 @@ qedf_dbg_stop_io_on_error_cmd_read(struct file *filp, char __user *buffer, size_t count, loff_t *ppos) { int cnt; + char cbuf[7]; struct qedf_dbg_ctx *qedf_dbg = (struct qedf_dbg_ctx *)filp->private_data; struct qedf_ctx *qedf = container_of(qedf_dbg, struct qedf_ctx, dbg_ctx); QEDF_INFO(qedf_dbg, QEDF_LOG_DEBUGFS, "entered\n"); - cnt = sprintf(buffer, "%s\n", + cnt = scnprintf(cbuf, sizeof(cbuf), "%s\n", qedf->stop_io_on_error ? "true" : "false"); - cnt = min_t(int, count, cnt - *ppos); - *ppos += cnt; - return cnt; + return simple_read_from_buffer(buffer, count, ppos, cbuf, cnt); } static ssize_t diff --git a/drivers/scsi/qedi/qedi_main.c b/drivers/scsi/qedi/qedi_main.c index 09f57ef35990..b8b177018031 100644 --- a/drivers/scsi/qedi/qedi_main.c +++ b/drivers/scsi/qedi/qedi_main.c @@ -1669,8 +1669,9 @@ static int qedi_cpu_offline(unsigned int cpu) struct qedi_percpu_s *p = this_cpu_ptr(&qedi_percpu); struct qedi_work *work, *tmp; struct task_struct *thread; + unsigned long flags; - spin_lock_bh(&p->p_work_lock); + spin_lock_irqsave(&p->p_work_lock, flags); thread = p->iothread; p->iothread = NULL; @@ -1681,7 +1682,7 @@ static int qedi_cpu_offline(unsigned int cpu) kfree(work); } - spin_unlock_bh(&p->p_work_lock); + spin_unlock_irqrestore(&p->p_work_lock, flags); if (thread) kthread_stop(thread); return 0; diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index b2056714804c..c138679e8940 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -2622,7 +2622,6 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) case CS_PORT_BUSY: case CS_INCOMPLETE: case CS_PORT_UNAVAILABLE: - case CS_TIMEOUT: case CS_RESET: /* diff --git a/drivers/scsi/qla2xxx/qla_nvme.c b/drivers/scsi/qla2xxx/qla_nvme.c index c756298c0562..3944a9ebb0d9 100644 --- a/drivers/scsi/qla2xxx/qla_nvme.c +++ b/drivers/scsi/qla2xxx/qla_nvme.c @@ -535,7 +535,7 @@ static int qla_nvme_post_cmd(struct nvme_fc_local_port *lport, rval = qla2x00_start_nvme_mq(sp); if (rval != QLA_SUCCESS) { - ql_log(ql_log_warn, vha, 0x212d, + ql_dbg(ql_dbg_io + ql_dbg_verbose, vha, 0x212d, "qla2x00_start_nvme_mq failed = %d\n", rval); atomic_dec(&sp->ref_count); wake_up(&sp->nvme_ls_waitq); diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index 62022a66e9ee..d6e9717cb0fb 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -942,6 +942,11 @@ static int qla4xxx_set_chap_entry(struct Scsi_Host *shost, void *data, int len) memset(&chap_rec, 0, sizeof(chap_rec)); nla_for_each_attr(attr, data, len, rem) { + if (nla_len(attr) < sizeof(*param_info)) { + rc = -EINVAL; + goto exit_set_chap; + } + param_info = nla_data(attr); switch (param_info->param) { @@ -2727,6 +2732,11 @@ qla4xxx_iface_set_param(struct Scsi_Host *shost, void *data, uint32_t len) } nla_for_each_attr(attr, data, len, rem) { + if (nla_len(attr) < sizeof(*iface_param)) { + rval = -EINVAL; + goto exit_init_fw_cb; + } + iface_param = nla_data(attr); if (iface_param->param_type == ISCSI_NET_PARAM) { @@ -8102,6 +8112,11 @@ qla4xxx_sysfs_ddb_set_param(struct iscsi_bus_flash_session *fnode_sess, memset((void *)&chap_tbl, 0, sizeof(chap_tbl)); nla_for_each_attr(attr, data, len, rem) { + if (nla_len(attr) < sizeof(*fnode_param)) { + rc = -EINVAL; + goto exit_set_param; + } + fnode_param = nla_data(attr); switch (fnode_param->param) { diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c index 26c6f1b28801..d90fdfbb69de 100644 --- a/drivers/scsi/scsi_transport_iscsi.c +++ b/drivers/scsi/scsi_transport_iscsi.c @@ -2765,6 +2765,10 @@ iscsi_set_param(struct iscsi_transport *transport, struct iscsi_uevent *ev) if (!conn || !session) return -EINVAL; + /* data will be regarded as NULL-ended string, do length check */ + if (strlen(data) > ev->u.set_param.len) + return -EINVAL; + switch (ev->u.set_param.param) { case ISCSI_PARAM_SESS_RECOVERY_TMO: sscanf(data, "%d", &value); @@ -2917,6 +2921,10 @@ iscsi_set_host_param(struct iscsi_transport *transport, return -ENODEV; } + /* see similar check in iscsi_if_set_param() */ + if (strlen(data) > ev->u.set_host_param.len) + return -EINVAL; + err = transport->set_host_param(shost, ev->u.set_host_param.param, data, ev->u.set_host_param.len); scsi_host_put(shost); diff --git a/drivers/spi/spi-tegra20-sflash.c b/drivers/spi/spi-tegra20-sflash.c index 749288310c36..2989795272a1 100644 --- a/drivers/spi/spi-tegra20-sflash.c +++ b/drivers/spi/spi-tegra20-sflash.c @@ -469,7 +469,11 @@ static int tegra_sflash_probe(struct platform_device *pdev) goto exit_free_master; } - tsd->irq = platform_get_irq(pdev, 0); + ret = platform_get_irq(pdev, 0); + if (ret < 0) + goto exit_free_master; + tsd->irq = ret; + ret = request_irq(tsd->irq, tegra_sflash_isr, 0, dev_name(&pdev->dev), tsd); if (ret < 0) { diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c index 4191e4a8a9ed..b3d445ef8423 100644 --- a/drivers/target/iscsi/iscsi_target_configfs.c +++ b/drivers/target/iscsi/iscsi_target_configfs.c @@ -516,102 +516,102 @@ static ssize_t lio_target_nacl_info_show(struct config_item *item, char *page) spin_lock_bh(&se_nacl->nacl_sess_lock); se_sess = se_nacl->nacl_sess; if (!se_sess) { - rb += sprintf(page+rb, "No active iSCSI Session for Initiator" + rb += sysfs_emit_at(page, rb, "No active iSCSI Session for Initiator" " Endpoint: %s\n", se_nacl->initiatorname); } else { sess = se_sess->fabric_sess_ptr; - rb += sprintf(page+rb, "InitiatorName: %s\n", + rb += sysfs_emit_at(page, rb, "InitiatorName: %s\n", sess->sess_ops->InitiatorName); - rb += sprintf(page+rb, "InitiatorAlias: %s\n", + rb += sysfs_emit_at(page, rb, "InitiatorAlias: %s\n", sess->sess_ops->InitiatorAlias); - rb += sprintf(page+rb, + rb += sysfs_emit_at(page, rb, "LIO Session ID: %u ISID: 0x%6ph TSIH: %hu ", sess->sid, sess->isid, sess->tsih); - rb += sprintf(page+rb, "SessionType: %s\n", + rb += sysfs_emit_at(page, rb, "SessionType: %s\n", (sess->sess_ops->SessionType) ? "Discovery" : "Normal"); - rb += sprintf(page+rb, "Session State: "); + rb += sysfs_emit_at(page, rb, "Session State: "); switch (sess->session_state) { case TARG_SESS_STATE_FREE: - rb += sprintf(page+rb, "TARG_SESS_FREE\n"); + rb += sysfs_emit_at(page, rb, "TARG_SESS_FREE\n"); break; case TARG_SESS_STATE_ACTIVE: - rb += sprintf(page+rb, "TARG_SESS_STATE_ACTIVE\n"); + rb += sysfs_emit_at(page, rb, "TARG_SESS_STATE_ACTIVE\n"); break; case TARG_SESS_STATE_LOGGED_IN: - rb += sprintf(page+rb, "TARG_SESS_STATE_LOGGED_IN\n"); + rb += sysfs_emit_at(page, rb, "TARG_SESS_STATE_LOGGED_IN\n"); break; case TARG_SESS_STATE_FAILED: - rb += sprintf(page+rb, "TARG_SESS_STATE_FAILED\n"); + rb += sysfs_emit_at(page, rb, "TARG_SESS_STATE_FAILED\n"); break; case TARG_SESS_STATE_IN_CONTINUE: - rb += sprintf(page+rb, "TARG_SESS_STATE_IN_CONTINUE\n"); + rb += sysfs_emit_at(page, rb, "TARG_SESS_STATE_IN_CONTINUE\n"); break; default: - rb += sprintf(page+rb, "ERROR: Unknown Session" + rb += sysfs_emit_at(page, rb, "ERROR: Unknown Session" " State!\n"); break; } - rb += sprintf(page+rb, "---------------------[iSCSI Session" + rb += sysfs_emit_at(page, rb, "---------------------[iSCSI Session" " Values]-----------------------\n"); - rb += sprintf(page+rb, " CmdSN/WR : CmdSN/WC : ExpCmdSN" + rb += sysfs_emit_at(page, rb, " CmdSN/WR : CmdSN/WC : ExpCmdSN" " : MaxCmdSN : ITT : TTT\n"); max_cmd_sn = (u32) atomic_read(&sess->max_cmd_sn); - rb += sprintf(page+rb, " 0x%08x 0x%08x 0x%08x 0x%08x" + rb += sysfs_emit_at(page, rb, " 0x%08x 0x%08x 0x%08x 0x%08x" " 0x%08x 0x%08x\n", sess->cmdsn_window, (max_cmd_sn - sess->exp_cmd_sn) + 1, sess->exp_cmd_sn, max_cmd_sn, sess->init_task_tag, sess->targ_xfer_tag); - rb += sprintf(page+rb, "----------------------[iSCSI" + rb += sysfs_emit_at(page, rb, "----------------------[iSCSI" " Connections]-------------------------\n"); spin_lock(&sess->conn_lock); list_for_each_entry(conn, &sess->sess_conn_list, conn_list) { - rb += sprintf(page+rb, "CID: %hu Connection" + rb += sysfs_emit_at(page, rb, "CID: %hu Connection" " State: ", conn->cid); switch (conn->conn_state) { case TARG_CONN_STATE_FREE: - rb += sprintf(page+rb, + rb += sysfs_emit_at(page, rb, "TARG_CONN_STATE_FREE\n"); break; case TARG_CONN_STATE_XPT_UP: - rb += sprintf(page+rb, + rb += sysfs_emit_at(page, rb, "TARG_CONN_STATE_XPT_UP\n"); break; case TARG_CONN_STATE_IN_LOGIN: - rb += sprintf(page+rb, + rb += sysfs_emit_at(page, rb, "TARG_CONN_STATE_IN_LOGIN\n"); break; case TARG_CONN_STATE_LOGGED_IN: - rb += sprintf(page+rb, + rb += sysfs_emit_at(page, rb, "TARG_CONN_STATE_LOGGED_IN\n"); break; case TARG_CONN_STATE_IN_LOGOUT: - rb += sprintf(page+rb, + rb += sysfs_emit_at(page, rb, "TARG_CONN_STATE_IN_LOGOUT\n"); break; case TARG_CONN_STATE_LOGOUT_REQUESTED: - rb += sprintf(page+rb, + rb += sysfs_emit_at(page, rb, "TARG_CONN_STATE_LOGOUT_REQUESTED\n"); break; case TARG_CONN_STATE_CLEANUP_WAIT: - rb += sprintf(page+rb, + rb += sysfs_emit_at(page, rb, "TARG_CONN_STATE_CLEANUP_WAIT\n"); break; default: - rb += sprintf(page+rb, + rb += sysfs_emit_at(page, rb, "ERROR: Unknown Connection State!\n"); break; } - rb += sprintf(page+rb, " Address %pISc %s", &conn->login_sockaddr, + rb += sysfs_emit_at(page, rb, " Address %pISc %s", &conn->login_sockaddr, (conn->network_transport == ISCSI_TCP) ? "TCP" : "SCTP"); - rb += sprintf(page+rb, " StatSN: 0x%08x\n", + rb += sysfs_emit_at(page, rb, " StatSN: 0x%08x\n", conn->stat_sn); } spin_unlock(&sess->conn_lock); diff --git a/drivers/tty/serial/cpm_uart/cpm_uart_core.c b/drivers/tty/serial/cpm_uart/cpm_uart_core.c index 8f5a5a16cb3b..f0af8a6de0aa 100644 --- a/drivers/tty/serial/cpm_uart/cpm_uart_core.c +++ b/drivers/tty/serial/cpm_uart/cpm_uart_core.c @@ -1283,19 +1283,14 @@ static void cpm_uart_console_write(struct console *co, const char *s, { struct uart_cpm_port *pinfo = &cpm_uart_ports[co->index]; unsigned long flags; - int nolock = oops_in_progress; - if (unlikely(nolock)) { + if (unlikely(oops_in_progress)) { local_irq_save(flags); - } else { - spin_lock_irqsave(&pinfo->port.lock, flags); - } - - cpm_uart_early_write(pinfo, s, count, true); - - if (unlikely(nolock)) { + cpm_uart_early_write(pinfo, s, count, true); local_irq_restore(flags); } else { + spin_lock_irqsave(&pinfo->port.lock, flags); + cpm_uart_early_write(pinfo, s, count, true); spin_unlock_irqrestore(&pinfo->port.lock, flags); } } diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c index 590acca60134..21be0cf6a48c 100644 --- a/drivers/tty/serial/sc16is7xx.c +++ b/drivers/tty/serial/sc16is7xx.c @@ -1171,9 +1171,18 @@ static int sc16is7xx_gpio_direction_output(struct gpio_chip *chip, state |= BIT(offset); else state &= ~BIT(offset); - sc16is7xx_port_write(port, SC16IS7XX_IOSTATE_REG, state); + + /* + * If we write IOSTATE first, and then IODIR, the output value is not + * transferred to the corresponding I/O pin. + * The datasheet states that each register bit will be transferred to + * the corresponding I/O pin programmed as output when writing to + * IOSTATE. Therefore, configure direction first with IODIR, and then + * set value after with IOSTATE. + */ sc16is7xx_port_update(port, SC16IS7XX_IODIR_REG, BIT(offset), BIT(offset)); + sc16is7xx_port_write(port, SC16IS7XX_IOSTATE_REG, state); return 0; } diff --git a/drivers/tty/serial/serial-tegra.c b/drivers/tty/serial/serial-tegra.c index a13d6d4674bc..05e522be9466 100644 --- a/drivers/tty/serial/serial-tegra.c +++ b/drivers/tty/serial/serial-tegra.c @@ -827,7 +827,11 @@ static int tegra_uart_hw_init(struct tegra_uart_port *tup) tup->ier_shadow = 0; tup->current_baud = 0; - clk_prepare_enable(tup->uart_clk); + ret = clk_prepare_enable(tup->uart_clk); + if (ret) { + dev_err(tup->uport.dev, "could not enable clk\n"); + return ret; + } /* Reset the UART controller to clear all previous status.*/ reset_control_assert(tup->rst); diff --git a/drivers/usb/gadget/function/f_mass_storage.c b/drivers/usb/gadget/function/f_mass_storage.c index 41b5baa1f43b..6aee3cf50c74 100644 --- a/drivers/usb/gadget/function/f_mass_storage.c +++ b/drivers/usb/gadget/function/f_mass_storage.c @@ -952,7 +952,7 @@ static void invalidate_sub(struct fsg_lun *curlun) { struct file *filp = curlun->filp; struct inode *inode = file_inode(filp); - unsigned long rc; + unsigned long __maybe_unused rc; rc = invalidate_mapping_pages(inode->i_mapping, 0, -1); VLDBG(curlun, "invalidate_mapping_pages -> %ld\n", rc); diff --git a/drivers/usb/gadget/udc/fsl_qe_udc.c b/drivers/usb/gadget/udc/fsl_qe_udc.c index a3e72d690eef..c14d5870d99f 100644 --- a/drivers/usb/gadget/udc/fsl_qe_udc.c +++ b/drivers/usb/gadget/udc/fsl_qe_udc.c @@ -1954,9 +1954,13 @@ static void ch9getstatus(struct qe_udc *udc, u8 request_type, u16 value, } else if ((request_type & USB_RECIP_MASK) == USB_RECIP_ENDPOINT) { /* Get endpoint status */ int pipe = index & USB_ENDPOINT_NUMBER_MASK; - struct qe_ep *target_ep = &udc->eps[pipe]; + struct qe_ep *target_ep; u16 usep; + if (pipe >= USB_MAX_ENDPOINTS) + goto stall; + target_ep = &udc->eps[pipe]; + /* stall if endpoint doesn't exist */ if (!target_ep->ep.desc) goto stall; diff --git a/drivers/usb/phy/phy-mxs-usb.c b/drivers/usb/phy/phy-mxs-usb.c index 0e2f1a36d315..6e462a8d8309 100644 --- a/drivers/usb/phy/phy-mxs-usb.c +++ b/drivers/usb/phy/phy-mxs-usb.c @@ -303,14 +303,8 @@ static void __mxs_phy_disconnect_line(struct mxs_phy *mxs_phy, bool disconnect) static bool mxs_phy_is_otg_host(struct mxs_phy *mxs_phy) { - void __iomem *base = mxs_phy->phy.io_priv; - u32 phyctrl = readl(base + HW_USBPHY_CTRL); - - if (IS_ENABLED(CONFIG_USB_OTG) && - !(phyctrl & BM_USBPHY_CTRL_OTG_ID_VALUE)) - return true; - - return false; + return IS_ENABLED(CONFIG_USB_OTG) && + mxs_phy->phy.last_event == USB_EVENT_ID; } static void mxs_phy_disconnect_line(struct mxs_phy *mxs_phy, bool on) diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 22fd7293adb1..8792aca5bc27 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -262,6 +262,7 @@ static void option_instat_callback(struct urb *urb); #define QUECTEL_PRODUCT_EM05G 0x030a #define QUECTEL_PRODUCT_EM060K 0x030b #define QUECTEL_PRODUCT_EM05G_CS 0x030c +#define QUECTEL_PRODUCT_EM05GV2 0x030e #define QUECTEL_PRODUCT_EM05CN_SG 0x0310 #define QUECTEL_PRODUCT_EM05G_SG 0x0311 #define QUECTEL_PRODUCT_EM05CN 0x0312 @@ -1193,6 +1194,8 @@ static const struct usb_device_id option_ids[] = { .driver_info = RSVD(6) | ZLP }, { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05G_GR, 0xff), .driver_info = RSVD(6) | ZLP }, + { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05GV2, 0xff), + .driver_info = RSVD(4) | ZLP }, { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05G_CS, 0xff), .driver_info = RSVD(6) | ZLP }, { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05G_RS, 0xff), @@ -2234,6 +2237,10 @@ static const struct usb_device_id option_ids[] = { .driver_info = RSVD(0) | RSVD(1) | RSVD(6) }, { USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe0db, 0xff), /* Foxconn T99W265 MBIM */ .driver_info = RSVD(3) }, + { USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe0ee, 0xff), /* Foxconn T99W368 MBIM */ + .driver_info = RSVD(3) }, + { USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe0f0, 0xff), /* Foxconn T99W373 MBIM */ + .driver_info = RSVD(3) }, { USB_DEVICE(0x1508, 0x1001), /* Fibocom NL668 (IOT version) */ .driver_info = RSVD(4) | RSVD(5) | RSVD(6) }, { USB_DEVICE(0x1782, 0x4d10) }, /* Fibocom L610 (AT mode) */ diff --git a/drivers/video/backlight/bd6107.c b/drivers/video/backlight/bd6107.c index fdb2f7e2c6b5..3eaa250f10de 100644 --- a/drivers/video/backlight/bd6107.c +++ b/drivers/video/backlight/bd6107.c @@ -110,7 +110,7 @@ static int bd6107_backlight_check_fb(struct backlight_device *backlight, { struct bd6107 *bd = bl_get_data(backlight); - return bd->pdata->fbdev == NULL || bd->pdata->fbdev == info->dev; + return bd->pdata->fbdev == NULL || bd->pdata->fbdev == info->device; } static const struct backlight_ops bd6107_backlight_ops = { diff --git a/drivers/video/backlight/gpio_backlight.c b/drivers/video/backlight/gpio_backlight.c index e470da95d806..cd7a97f11320 100644 --- a/drivers/video/backlight/gpio_backlight.c +++ b/drivers/video/backlight/gpio_backlight.c @@ -48,7 +48,7 @@ static int gpio_backlight_check_fb(struct backlight_device *bl, { struct gpio_backlight *gbl = bl_get_data(bl); - return gbl->fbdev == NULL || gbl->fbdev == info->dev; + return gbl->fbdev == NULL || gbl->fbdev == info->device; } static const struct backlight_ops gpio_backlight_ops = { diff --git a/drivers/video/backlight/lv5207lp.c b/drivers/video/backlight/lv5207lp.c index 8ab7297b118a..08aa615cb2a9 100644 --- a/drivers/video/backlight/lv5207lp.c +++ b/drivers/video/backlight/lv5207lp.c @@ -75,7 +75,7 @@ static int lv5207lp_backlight_check_fb(struct backlight_device *backlight, { struct lv5207lp *lv = bl_get_data(backlight); - return lv->pdata->fbdev == NULL || lv->pdata->fbdev == info->dev; + return lv->pdata->fbdev == NULL || lv->pdata->fbdev == info->device; } static const struct backlight_ops lv5207lp_backlight_ops = { diff --git a/drivers/video/fbdev/ep93xx-fb.c b/drivers/video/fbdev/ep93xx-fb.c index 75f0db25d19f..e81593a93d23 100644 --- a/drivers/video/fbdev/ep93xx-fb.c +++ b/drivers/video/fbdev/ep93xx-fb.c @@ -478,7 +478,6 @@ static int ep93xxfb_probe(struct platform_device *pdev) if (!info) return -ENOMEM; - info->dev = &pdev->dev; platform_set_drvdata(pdev, info); fbi = info->par; fbi->mach_info = mach_info; diff --git a/drivers/watchdog/intel-mid_wdt.c b/drivers/watchdog/intel-mid_wdt.c index 72c108a12c19..0dec3fba02b9 100644 --- a/drivers/watchdog/intel-mid_wdt.c +++ b/drivers/watchdog/intel-mid_wdt.c @@ -186,3 +186,4 @@ module_platform_driver(mid_wdt_driver); MODULE_AUTHOR("David Cohen <david.a.cohen@xxxxxxxxxxxxxxx>"); MODULE_DESCRIPTION("Watchdog Driver for Intel MID platform"); MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:intel_mid_wdt"); diff --git a/fs/attr.c b/fs/attr.c index 9d14a61d4b6f..a125db98f2ef 100644 --- a/fs/attr.c +++ b/fs/attr.c @@ -235,9 +235,25 @@ int notify_change(struct dentry * dentry, struct iattr * attr, struct inode **de } if ((ia_valid & ATTR_MODE)) { - umode_t amode = attr->ia_mode; + /* + * Don't allow changing the mode of symlinks: + * + * (1) The vfs doesn't take the mode of symlinks into account + * during permission checking. + * (2) This has never worked correctly. Most major filesystems + * did return EOPNOTSUPP due to interactions with POSIX ACLs + * but did still updated the mode of the symlink. + * This inconsistency led system call wrapper providers such + * as libc to block changing the mode of symlinks with + * EOPNOTSUPP already. + * (3) To even do this in the first place one would have to use + * specific file descriptors and quite some effort. + */ + if (S_ISLNK(inode->i_mode)) + return -EOPNOTSUPP; + /* Flag setting protected by i_mutex */ - if (is_sxid(amode)) + if (is_sxid(attr->ia_mode)) inode->i_flags &= ~S_NOSEC; } diff --git a/fs/autofs4/waitq.c b/fs/autofs4/waitq.c index 961a12dc6dc8..5863532675e3 100644 --- a/fs/autofs4/waitq.c +++ b/fs/autofs4/waitq.c @@ -42,8 +42,9 @@ void autofs4_catatonic_mode(struct autofs_sb_info *sbi) wq->status = -ENOENT; /* Magic is gone - report failure */ kfree(wq->name.name); wq->name.name = NULL; - wq->wait_ctr--; wake_up_interruptible(&wq->queue); + if (!--wq->wait_ctr) + kfree(wq); wq = nwq; } fput(sbi->pipe); /* Close the pipe */ diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c index 9f276d1dd29c..a09ad3fb04e1 100644 --- a/fs/btrfs/delayed-inode.c +++ b/fs/btrfs/delayed-inode.c @@ -1205,20 +1205,33 @@ static int __btrfs_run_delayed_items(struct btrfs_trans_handle *trans, ret = __btrfs_commit_inode_delayed_items(trans, path, curr_node); if (ret) { - btrfs_release_delayed_node(curr_node); - curr_node = NULL; btrfs_abort_transaction(trans, ret); break; } prev_node = curr_node; curr_node = btrfs_next_delayed_node(curr_node); + /* + * See the comment below about releasing path before releasing + * node. If the commit of delayed items was successful the path + * should always be released, but in case of an error, it may + * point to locked extent buffers (a leaf at the very least). + */ + ASSERT(path->nodes[0] == NULL); btrfs_release_delayed_node(prev_node); } + /* + * Release the path to avoid a potential deadlock and lockdep splat when + * releasing the delayed node, as that requires taking the delayed node's + * mutex. If another task starts running delayed items before we take + * the mutex, it will first lock the mutex and then it may try to lock + * the same btree path (leaf). + */ + btrfs_free_path(path); + if (curr_node) btrfs_release_delayed_node(curr_node); - btrfs_free_path(path); trans->block_rsv = block_rsv; return ret; diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index e59987385673..deb01e59da02 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -1703,6 +1703,11 @@ int lookup_inline_extent_backref(struct btrfs_trans_handle *trans, err = -ENOENT; goto out; } else if (WARN_ON(ret)) { + btrfs_print_leaf(path->nodes[0]); + btrfs_err(fs_info, +"extent item not found for insert, bytenr %llu num_bytes %llu parent %llu root_objectid %llu owner %llu offset %llu", + bytenr, num_bytes, parent, root_objectid, owner, + offset); err = -EIO; goto out; } diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index dec306a3b0f4..3287795c648e 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -78,6 +78,7 @@ smb2_add_credits(struct TCP_Server_Info *server, const unsigned int add, *val = 65000; /* Don't get near 64K credits, avoid srv bugs */ printk_once(KERN_WARNING "server overflowed SMB3 credits\n"); } + WARN_ON_ONCE(server->in_flight == 0); server->in_flight--; if (server->in_flight == 0 && (optype & CIFS_OP_MASK) != CIFS_NEG_OP) rc = change_conf(server); diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c index bd1d68ff3a9f..437175bce22e 100644 --- a/fs/ext2/xattr.c +++ b/fs/ext2/xattr.c @@ -664,10 +664,10 @@ ext2_xattr_set2(struct inode *inode, struct buffer_head *old_bh, /* We need to allocate a new block */ ext2_fsblk_t goal = ext2_group_first_block_no(sb, EXT2_I(inode)->i_block_group); - int block = ext2_new_block(inode, goal, &error); + ext2_fsblk_t block = ext2_new_block(inode, goal, &error); if (error) goto cleanup; - ea_idebug(inode, "creating block %d", block); + ea_idebug(inode, "creating block %lu", block); new_bh = sb_getblk(sb, block); if (unlikely(!new_bh)) { diff --git a/fs/jfs/jfs_dmap.c b/fs/jfs/jfs_dmap.c index 464ddaf8ebd1..95e8f031c3f1 100644 --- a/fs/jfs/jfs_dmap.c +++ b/fs/jfs/jfs_dmap.c @@ -282,6 +282,7 @@ int dbUnmount(struct inode *ipbmap, int mounterror) /* free the memory for the in-memory bmap. */ kfree(bmp); + JFS_SBI(ipbmap->i_sb)->bmap = NULL; return (0); } diff --git a/fs/jfs/jfs_extent.c b/fs/jfs/jfs_extent.c index 2ae7d59ab10a..c971e8a6525d 100644 --- a/fs/jfs/jfs_extent.c +++ b/fs/jfs/jfs_extent.c @@ -521,6 +521,11 @@ extBalloc(struct inode *ip, s64 hint, s64 * nblocks, s64 * blkno) * blocks in the map. in that case, we'll start off with the * maximum free. */ + + /* give up if no space left */ + if (bmp->db_maxfreebud == -1) + return -ENOSPC; + max = (s64) 1 << bmp->db_maxfreebud; if (*nblocks >= max && *nblocks > nbperpage) nb = nblks = (max > nbperpage) ? max : nbperpage; diff --git a/fs/jfs/jfs_imap.c b/fs/jfs/jfs_imap.c index f36ef68905a7..12fc01624458 100644 --- a/fs/jfs/jfs_imap.c +++ b/fs/jfs/jfs_imap.c @@ -208,6 +208,7 @@ int diUnmount(struct inode *ipimap, int mounterror) * free in-memory control structure */ kfree(imap); + JFS_IP(ipimap)->i_imap = NULL; return (0); } diff --git a/fs/lockd/mon.c b/fs/lockd/mon.c index 9fbbd11f9ecb..4a2da67fc255 100644 --- a/fs/lockd/mon.c +++ b/fs/lockd/mon.c @@ -274,6 +274,9 @@ static struct nsm_handle *nsm_create_handle(const struct sockaddr *sap, { struct nsm_handle *new; + if (!hostname) + return NULL; + new = kzalloc(sizeof(*new) + hostname_len + 1, GFP_KERNEL); if (unlikely(new == NULL)) return NULL; diff --git a/fs/namei.c b/fs/namei.c index a8c36363e6b1..b6de8f0a1607 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -2615,7 +2615,7 @@ int path_pts(struct path *path) this.name = "pts"; this.len = 3; child = d_hash_and_lookup(parent, &this); - if (!child) + if (IS_ERR_OR_NULL(child)) return -ENOENT; path->dentry = child; diff --git a/fs/nfs/blocklayout/dev.c b/fs/nfs/blocklayout/dev.c index 70c4165d2d74..a16c85241262 100644 --- a/fs/nfs/blocklayout/dev.c +++ b/fs/nfs/blocklayout/dev.c @@ -422,7 +422,7 @@ bl_parse_concat(struct nfs_server *server, struct pnfs_block_dev *d, int ret, i; d->children = kcalloc(v->concat.volumes_count, - sizeof(struct pnfs_block_dev), GFP_KERNEL); + sizeof(struct pnfs_block_dev), gfp_mask); if (!d->children) return -ENOMEM; @@ -451,7 +451,7 @@ bl_parse_stripe(struct nfs_server *server, struct pnfs_block_dev *d, int ret, i; d->children = kcalloc(v->stripe.volumes_count, - sizeof(struct pnfs_block_dev), GFP_KERNEL); + sizeof(struct pnfs_block_dev), gfp_mask); if (!d->children) return -ENOMEM; diff --git a/fs/nfs/pnfs_dev.c b/fs/nfs/pnfs_dev.c index 2961fcd7a2df..da3852ff1fb3 100644 --- a/fs/nfs/pnfs_dev.c +++ b/fs/nfs/pnfs_dev.c @@ -153,7 +153,7 @@ nfs4_get_device_info(struct nfs_server *server, set_bit(NFS_DEVICEID_NOCACHE, &d->flags); out_free_pages: - for (i = 0; i < max_pages; i++) + while (--i >= 0) __free_page(pages[i]); kfree(pages); out_free_pdev: diff --git a/fs/nfsd/blocklayoutxdr.c b/fs/nfsd/blocklayoutxdr.c index 442543304930..2455dc8be18a 100644 --- a/fs/nfsd/blocklayoutxdr.c +++ b/fs/nfsd/blocklayoutxdr.c @@ -82,6 +82,15 @@ nfsd4_block_encode_getdeviceinfo(struct xdr_stream *xdr, int len = sizeof(__be32), ret, i; __be32 *p; + /* + * See paragraph 5 of RFC 8881 S18.40.3. + */ + if (!gdp->gd_maxcount) { + if (xdr_stream_encode_u32(xdr, 0) != XDR_UNIT) + return nfserr_resource; + return nfs_ok; + } + p = xdr_reserve_space(xdr, len + sizeof(__be32)); if (!p) return nfserr_resource; diff --git a/fs/nfsd/flexfilelayoutxdr.c b/fs/nfsd/flexfilelayoutxdr.c index e81d2a5cf381..bb205328e043 100644 --- a/fs/nfsd/flexfilelayoutxdr.c +++ b/fs/nfsd/flexfilelayoutxdr.c @@ -85,6 +85,15 @@ nfsd4_ff_encode_getdeviceinfo(struct xdr_stream *xdr, int addr_len; __be32 *p; + /* + * See paragraph 5 of RFC 8881 S18.40.3. + */ + if (!gdp->gd_maxcount) { + if (xdr_stream_encode_u32(xdr, 0) != XDR_UNIT) + return nfserr_resource; + return nfs_ok; + } + /* len + padding for two strings */ addr_len = 16 + da->netaddr.netid_len + da->netaddr.addr_len; ver_len = 20; diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c index aec99cd4080a..48bdea57ad68 100644 --- a/fs/nfsd/nfs4proc.c +++ b/fs/nfsd/nfs4proc.c @@ -870,8 +870,8 @@ nfsd4_rename(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, rename->rn_tname, rename->rn_tnamelen); if (status) return status; - set_change_info(&rename->rn_sinfo, &cstate->current_fh); - set_change_info(&rename->rn_tinfo, &cstate->save_fh); + set_change_info(&rename->rn_sinfo, &cstate->save_fh); + set_change_info(&rename->rn_tinfo, &cstate->current_fh); return nfs_ok; } diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index d34ed6575e8f..997d3134beb3 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -4091,20 +4091,17 @@ nfsd4_encode_getdeviceinfo(struct nfsd4_compoundres *resp, __be32 nfserr, *p++ = cpu_to_be32(gdev->gd_layout_type); - /* If maxcount is 0 then just update notifications */ - if (gdev->gd_maxcount != 0) { - ops = nfsd4_layout_ops[gdev->gd_layout_type]; - nfserr = ops->encode_getdeviceinfo(xdr, gdev); - if (nfserr) { - /* - * We don't bother to burden the layout drivers with - * enforcing gd_maxcount, just tell the client to - * come back with a bigger buffer if it's not enough. - */ - if (xdr->buf->len + 4 > gdev->gd_maxcount) - goto toosmall; - return nfserr; - } + ops = nfsd4_layout_ops[gdev->gd_layout_type]; + nfserr = ops->encode_getdeviceinfo(xdr, gdev); + if (nfserr) { + /* + * We don't bother to burden the layout drivers with + * enforcing gd_maxcount, just tell the client to + * come back with a bigger buffer if it's not enough. + */ + if (xdr->buf->len + 4 > gdev->gd_maxcount) + goto toosmall; + return nfserr; } if (gdev->gd_notify_types) { diff --git a/fs/nilfs2/alloc.c b/fs/nilfs2/alloc.c index 03b8ba933eb2..095cf8b5049a 100644 --- a/fs/nilfs2/alloc.c +++ b/fs/nilfs2/alloc.c @@ -214,7 +214,8 @@ static int nilfs_palloc_get_block(struct inode *inode, unsigned long blkoff, int ret; spin_lock(lock); - if (prev->bh && blkoff == prev->blkoff) { + if (prev->bh && blkoff == prev->blkoff && + likely(buffer_uptodate(prev->bh))) { get_bh(prev->bh); *bhp = prev->bh; spin_unlock(lock); diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c index bc5f447d93bd..7fe5b55b6476 100644 --- a/fs/nilfs2/inode.c +++ b/fs/nilfs2/inode.c @@ -1045,7 +1045,7 @@ int nilfs_load_inode_block(struct inode *inode, struct buffer_head **pbh) int err; spin_lock(&nilfs->ns_inode_lock); - if (ii->i_bh == NULL) { + if (ii->i_bh == NULL || unlikely(!buffer_uptodate(ii->i_bh))) { spin_unlock(&nilfs->ns_inode_lock); err = nilfs_ifile_get_inode_block(ii->i_root->ifile, inode->i_ino, pbh); @@ -1054,7 +1054,10 @@ int nilfs_load_inode_block(struct inode *inode, struct buffer_head **pbh) spin_lock(&nilfs->ns_inode_lock); if (ii->i_bh == NULL) ii->i_bh = *pbh; - else { + else if (unlikely(!buffer_uptodate(ii->i_bh))) { + __brelse(ii->i_bh); + ii->i_bh = *pbh; + } else { brelse(*pbh); *pbh = ii->i_bh; } diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c index f4215dbaca0d..ca4b1675c147 100644 --- a/fs/nilfs2/segment.c +++ b/fs/nilfs2/segment.c @@ -743,6 +743,11 @@ static size_t nilfs_lookup_dirty_data_buffers(struct inode *inode, break; lock_page(page); + if (unlikely(page->mapping != mapping)) { + /* Exclude pages removed from the address space */ + unlock_page(page); + continue; + } if (!page_has_buffers(page)) create_empty_buffers(page, i_blocksize(inode), 0); unlock_page(page); diff --git a/fs/nls/nls_base.c b/fs/nls/nls_base.c index 52ccd34b1e79..a026dbd3593f 100644 --- a/fs/nls/nls_base.c +++ b/fs/nls/nls_base.c @@ -272,7 +272,7 @@ int unregister_nls(struct nls_table * nls) return -EINVAL; } -static struct nls_table *find_nls(char *charset) +static struct nls_table *find_nls(const char *charset) { struct nls_table *nls; spin_lock(&nls_lock); @@ -288,7 +288,7 @@ static struct nls_table *find_nls(char *charset) return nls; } -struct nls_table *load_nls(char *charset) +struct nls_table *load_nls(const char *charset) { return try_then_request_module(find_nls(charset), "nls_%s", charset); } diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c index 6ec15ffeb562..f36a338bf727 100644 --- a/fs/ocfs2/namei.c +++ b/fs/ocfs2/namei.c @@ -1537,6 +1537,10 @@ static int ocfs2_rename(struct inode *old_dir, status = ocfs2_add_entry(handle, new_dentry, old_inode, OCFS2_I(old_inode)->ip_blkno, new_dir_bh, &target_insert); + if (status < 0) { + mlog_errno(status); + goto bail; + } } old_inode->i_ctime = current_time(old_inode); diff --git a/fs/proc/base.c b/fs/proc/base.c index 5f68454cf421..1230e732755b 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -3335,7 +3335,8 @@ static int proc_tid_comm_permission(struct inode *inode, int mask) } static const struct inode_operations proc_tid_comm_inode_operations = { - .permission = proc_tid_comm_permission, + .setattr = proc_setattr, + .permission = proc_tid_comm_permission, }; /* diff --git a/fs/pstore/ram_core.c b/fs/pstore/ram_core.c index b56cf56ae926..58ac4e1a61a3 100644 --- a/fs/pstore/ram_core.c +++ b/fs/pstore/ram_core.c @@ -492,7 +492,7 @@ static int persistent_ram_post_init(struct persistent_ram_zone *prz, u32 sig, sig ^= PERSISTENT_RAM_SIG; if (prz->buffer->sig == sig) { - if (buffer_size(prz) == 0) { + if (buffer_size(prz) == 0 && buffer_start(prz) == 0) { pr_debug("found existing empty buffer\n"); return 0; } diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c index 1a6e6343fed3..53d2e397c123 100644 --- a/fs/reiserfs/journal.c +++ b/fs/reiserfs/journal.c @@ -2333,7 +2333,7 @@ static struct buffer_head *reiserfs_breada(struct block_device *dev, int i, j; bh = __getblk(dev, block, bufsize); - if (buffer_uptodate(bh)) + if (!bh || buffer_uptodate(bh)) return (bh); if (block + BUFNR > max_block) { @@ -2343,6 +2343,8 @@ static struct buffer_head *reiserfs_breada(struct block_device *dev, j = 1; for (i = 1; i < blocks; i++) { bh = __getblk(dev, block + i, bufsize); + if (!bh) + break; if (buffer_uptodate(bh)) { brelse(bh); break; diff --git a/fs/udf/balloc.c b/fs/udf/balloc.c index f4f1a278771f..6aaca99dcc9d 100644 --- a/fs/udf/balloc.c +++ b/fs/udf/balloc.c @@ -36,18 +36,41 @@ static int read_block_bitmap(struct super_block *sb, unsigned long bitmap_nr) { struct buffer_head *bh = NULL; - int retval = 0; + int i; + int max_bits, off, count; struct kernel_lb_addr loc; loc.logicalBlockNum = bitmap->s_extPosition; loc.partitionReferenceNum = UDF_SB(sb)->s_partition; bh = udf_tread(sb, udf_get_lb_pblock(sb, &loc, block)); + bitmap->s_block_bitmap[bitmap_nr] = bh; if (!bh) - retval = -EIO; + return -EIO; - bitmap->s_block_bitmap[bitmap_nr] = bh; - return retval; + /* Check consistency of Space Bitmap buffer. */ + max_bits = sb->s_blocksize * 8; + if (!bitmap_nr) { + off = sizeof(struct spaceBitmapDesc) << 3; + count = min(max_bits - off, bitmap->s_nr_groups); + } else { + /* + * Rough check if bitmap number is too big to have any bitmap + * blocks reserved. + */ + if (bitmap_nr > + (bitmap->s_nr_groups >> (sb->s_blocksize_bits + 3)) + 2) + return 0; + off = 0; + count = bitmap->s_nr_groups - bitmap_nr * max_bits + + (sizeof(struct spaceBitmapDesc) << 3); + count = min(count, max_bits); + } + + for (i = 0; i < count; i++) + if (udf_test_bit(i + off, bh->b_data)) + return -EFSCORRUPTED; + return 0; } static int __load_block_bitmap(struct super_block *sb, diff --git a/fs/udf/inode.c b/fs/udf/inode.c index c47b9c3a97ef..a9fef5bb9d25 100644 --- a/fs/udf/inode.c +++ b/fs/udf/inode.c @@ -50,15 +50,15 @@ static int udf_update_inode(struct inode *, int); static int udf_sync_inode(struct inode *inode); static int udf_alloc_i_data(struct inode *inode, size_t size); static sector_t inode_getblk(struct inode *, sector_t, int *, int *); -static int8_t udf_insert_aext(struct inode *, struct extent_position, - struct kernel_lb_addr, uint32_t); +static int udf_insert_aext(struct inode *, struct extent_position, + struct kernel_lb_addr, uint32_t); static void udf_split_extents(struct inode *, int *, int, int, struct kernel_long_ad *, int *); static void udf_prealloc_extents(struct inode *, int, int, struct kernel_long_ad *, int *); static void udf_merge_extents(struct inode *, struct kernel_long_ad *, int *); -static void udf_update_extents(struct inode *, struct kernel_long_ad *, int, - int, struct extent_position *); +static int udf_update_extents(struct inode *, struct kernel_long_ad *, int, + int, struct extent_position *); static int udf_get_block(struct inode *, sector_t, struct buffer_head *, int); static void __udf_clear_extent_cache(struct inode *inode) @@ -883,7 +883,9 @@ static sector_t inode_getblk(struct inode *inode, sector_t block, /* write back the new extents, inserting new extents if the new number * of extents is greater than the old number, and deleting extents if * the new number of extents is less than the old number */ - udf_update_extents(inode, laarr, startnum, endnum, &prev_epos); + *err = udf_update_extents(inode, laarr, startnum, endnum, &prev_epos); + if (*err < 0) + goto out_free; newblock = udf_get_pblock(inode->i_sb, newblocknum, iinfo->i_location.partitionReferenceNum, 0); @@ -1151,21 +1153,30 @@ static void udf_merge_extents(struct inode *inode, struct kernel_long_ad *laarr, } } -static void udf_update_extents(struct inode *inode, struct kernel_long_ad *laarr, - int startnum, int endnum, - struct extent_position *epos) +static int udf_update_extents(struct inode *inode, struct kernel_long_ad *laarr, + int startnum, int endnum, + struct extent_position *epos) { int start = 0, i; struct kernel_lb_addr tmploc; uint32_t tmplen; + int err; if (startnum > endnum) { for (i = 0; i < (startnum - endnum); i++) udf_delete_aext(inode, *epos); } else if (startnum < endnum) { for (i = 0; i < (endnum - startnum); i++) { - udf_insert_aext(inode, *epos, laarr[i].extLocation, - laarr[i].extLength); + err = udf_insert_aext(inode, *epos, + laarr[i].extLocation, + laarr[i].extLength); + /* + * If we fail here, we are likely corrupting the extent + * list and leaking blocks. At least stop early to + * limit the damage. + */ + if (err < 0) + return err; udf_next_aext(inode, epos, &laarr[i].extLocation, &laarr[i].extLength, 1); start++; @@ -1177,6 +1188,7 @@ static void udf_update_extents(struct inode *inode, struct kernel_long_ad *laarr udf_write_aext(inode, epos, &laarr[i].extLocation, laarr[i].extLength, 1); } + return 0; } struct buffer_head *udf_bread(struct inode *inode, int block, @@ -2172,12 +2184,13 @@ int8_t udf_current_aext(struct inode *inode, struct extent_position *epos, return etype; } -static int8_t udf_insert_aext(struct inode *inode, struct extent_position epos, - struct kernel_lb_addr neloc, uint32_t nelen) +static int udf_insert_aext(struct inode *inode, struct extent_position epos, + struct kernel_lb_addr neloc, uint32_t nelen) { struct kernel_lb_addr oeloc; uint32_t oelen; int8_t etype; + int err; if (epos.bh) get_bh(epos.bh); @@ -2187,10 +2200,10 @@ static int8_t udf_insert_aext(struct inode *inode, struct extent_position epos, neloc = oeloc; nelen = (etype << 30) | oelen; } - udf_add_aext(inode, &epos, &neloc, nelen, 1); + err = udf_add_aext(inode, &epos, &neloc, nelen, 1); brelse(epos.bh); - return (nelen >> 30); + return err; } int8_t udf_delete_aext(struct inode *inode, struct extent_position epos) diff --git a/include/linux/if_arp.h b/include/linux/if_arp.h index a9b09c7c2ce0..c5a2e0446570 100644 --- a/include/linux/if_arp.h +++ b/include/linux/if_arp.h @@ -56,6 +56,10 @@ static inline bool dev_is_mac_header_xmit(const struct net_device *dev) case ARPHRD_NONE: case ARPHRD_RAWIP: case ARPHRD_PIMREG: + /* PPP adds its l2 header automatically in ppp_start_xmit(). + * This makes it look like an l3 device to __bpf_redirect() and tcf_mirred_init(). + */ + case ARPHRD_PPP: return false; default: return true; diff --git a/include/linux/nls.h b/include/linux/nls.h index 499e486b3722..e0bf8367b274 100644 --- a/include/linux/nls.h +++ b/include/linux/nls.h @@ -47,7 +47,7 @@ enum utf16_endian { /* nls_base.c */ extern int __register_nls(struct nls_table *, struct module *); extern int unregister_nls(struct nls_table *); -extern struct nls_table *load_nls(char *); +extern struct nls_table *load_nls(const char *charset); extern void unload_nls(struct nls_table *); extern struct nls_table *load_nls_default(void); #define register_nls(nls) __register_nls((nls), THIS_MODULE) diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 5efd8109ad0a..e175d5e3acd6 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -985,15 +985,31 @@ extern void perf_event_output(struct perf_event *event, struct pt_regs *regs); static inline bool -is_default_overflow_handler(struct perf_event *event) +__is_default_overflow_handler(perf_overflow_handler_t overflow_handler) { - if (likely(event->overflow_handler == perf_event_output_forward)) + if (likely(overflow_handler == perf_event_output_forward)) return true; - if (unlikely(event->overflow_handler == perf_event_output_backward)) + if (unlikely(overflow_handler == perf_event_output_backward)) return true; return false; } +#define is_default_overflow_handler(event) \ + __is_default_overflow_handler((event)->overflow_handler) + +#ifdef CONFIG_BPF_SYSCALL +static inline bool uses_default_overflow_handler(struct perf_event *event) +{ + if (likely(is_default_overflow_handler(event))) + return true; + + return __is_default_overflow_handler(event->orig_overflow_handler); +} +#else +#define uses_default_overflow_handler(event) \ + is_default_overflow_handler(event) +#endif + extern void perf_event_header__init_id(struct perf_event_header *header, struct perf_sample_data *data, diff --git a/include/net/lwtunnel.h b/include/net/lwtunnel.h index d747ef975cd8..0ab4647ccc24 100644 --- a/include/net/lwtunnel.h +++ b/include/net/lwtunnel.h @@ -16,9 +16,12 @@ #define LWTUNNEL_STATE_INPUT_REDIRECT BIT(1) #define LWTUNNEL_STATE_XMIT_REDIRECT BIT(2) +/* LWTUNNEL_XMIT_CONTINUE should be distinguishable from dst_output return + * values (NET_XMIT_xxx and NETDEV_TX_xxx in linux/netdevice.h) for safety. + */ enum { LWTUNNEL_XMIT_DONE, - LWTUNNEL_XMIT_CONTINUE, + LWTUNNEL_XMIT_CONTINUE = 0x100, }; diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h index 9c1e4bad6581..1294b6ce9884 100644 --- a/include/scsi/scsi_host.h +++ b/include/scsi/scsi_host.h @@ -786,7 +786,7 @@ extern void scsi_rescan_device(struct device *); extern void scsi_remove_host(struct Scsi_Host *); extern struct Scsi_Host *scsi_host_get(struct Scsi_Host *); extern void scsi_host_put(struct Scsi_Host *t); -extern struct Scsi_Host *scsi_host_lookup(unsigned short); +extern struct Scsi_Host *scsi_host_lookup(unsigned int hostnum); extern const char *scsi_host_state_name(enum scsi_host_state); extern void scsi_cmd_get_serial(struct Scsi_Host *, struct scsi_cmnd *); diff --git a/include/uapi/linux/sync_file.h b/include/uapi/linux/sync_file.h index ee2dcfb3d660..d7f7c04a6e0c 100644 --- a/include/uapi/linux/sync_file.h +++ b/include/uapi/linux/sync_file.h @@ -52,7 +52,7 @@ struct sync_fence_info { * @name: name of fence * @status: status of fence. 1: signaled 0:active <0:error * @flags: sync_file_info flags - * @num_fences number of fences in the sync_file + * @num_fences: number of fences in the sync_file * @pad: padding for 64-bit alignment, should always be zero * @sync_fence_info: pointer to array of structs sync_fence_info with all * fences in the sync_file diff --git a/kernel/auditsc.c b/kernel/auditsc.c index ffa8d64f6fef..fb474e36c971 100644 --- a/kernel/auditsc.c +++ b/kernel/auditsc.c @@ -1899,6 +1899,8 @@ void __audit_inode_child(struct inode *parent, } } + cond_resched(); + /* is there a matching child entry? */ list_for_each_entry(n, &context->names_list, list) { /* can only match entries that have a name */ diff --git a/kernel/cgroup/namespace.c b/kernel/cgroup/namespace.c index b05f1dd58a62..313e66b8c662 100644 --- a/kernel/cgroup/namespace.c +++ b/kernel/cgroup/namespace.c @@ -148,9 +148,3 @@ const struct proc_ns_operations cgroupns_operations = { .install = cgroupns_install, .owner = cgroupns_owner, }; - -static __init int cgroup_namespaces_init(void) -{ - return 0; -} -subsys_initcall(cgroup_namespaces_init); diff --git a/kernel/module.c b/kernel/module.c index 2cd7de23cb1f..b9f582545b77 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -2227,15 +2227,26 @@ static void free_module(struct module *mod) void *__symbol_get(const char *symbol) { struct module *owner; + enum mod_license license; const struct kernel_symbol *sym; preempt_disable(); - sym = find_symbol(symbol, &owner, NULL, NULL, true, true); - if (sym && strong_try_module_get(owner)) + sym = find_symbol(symbol, &owner, NULL, &license, true, true); + if (!sym) + goto fail; + if (license != GPL_ONLY) { + pr_warn("failing symbol_get of non-GPLONLY symbol %s.\n", + symbol); + goto fail; + } + if (strong_try_module_get(owner)) sym = NULL; preempt_enable(); return sym ? (void *)sym->value : NULL; +fail: + preempt_enable(); + return NULL; } EXPORT_SYMBOL_GPL(__symbol_get); diff --git a/lib/kobject.c b/lib/kobject.c index bbbb067de8ec..b908655c5812 100644 --- a/lib/kobject.c +++ b/lib/kobject.c @@ -814,6 +814,11 @@ int kset_register(struct kset *k) if (!k) return -EINVAL; + if (!k->kobj.ktype) { + pr_err("must have a ktype to be initialized properly!\n"); + return -EINVAL; + } + kset_init(k); err = kobject_add_internal(&k->kobj); if (err) diff --git a/lib/mpi/mpi-cmp.c b/lib/mpi/mpi-cmp.c index d25e9e96c310..ceaebe181cd7 100644 --- a/lib/mpi/mpi-cmp.c +++ b/lib/mpi/mpi-cmp.c @@ -25,8 +25,12 @@ int mpi_cmp_ui(MPI u, unsigned long v) mpi_limb_t limb = v; mpi_normalize(u); - if (!u->nlimbs && !limb) - return 0; + if (u->nlimbs == 0) { + if (v == 0) + return 0; + else + return -1; + } if (u->sign) return -1; if (u->nlimbs > 1) diff --git a/lib/ubsan.c b/lib/ubsan.c index c652b4a820cc..1e9e2ab25539 100644 --- a/lib/ubsan.c +++ b/lib/ubsan.c @@ -143,11 +143,6 @@ static void val_to_string(char *str, size_t size, struct type_descriptor *type, } } -static bool location_is_valid(struct source_location *loc) -{ - return loc->file_name != NULL; -} - static DEFINE_SPINLOCK(report_lock); static void ubsan_prologue(struct source_location *location, @@ -354,25 +349,6 @@ void __ubsan_handle_type_mismatch_v1(struct type_mismatch_data_v1 *data, } EXPORT_SYMBOL(__ubsan_handle_type_mismatch_v1); -void __ubsan_handle_nonnull_return(struct nonnull_return_data *data) -{ - unsigned long flags; - - if (suppress_report(&data->location)) - return; - - ubsan_prologue(&data->location, &flags); - - pr_err("null pointer returned from function declared to never return null\n"); - - if (location_is_valid(&data->attr_location)) - print_source_location("returns_nonnull attribute specified in", - &data->attr_location); - - ubsan_epilogue(&flags); -} -EXPORT_SYMBOL(__ubsan_handle_nonnull_return); - void __ubsan_handle_vla_bound_not_positive(struct vla_bound_data *data, void *bound) { diff --git a/lib/ubsan.h b/lib/ubsan.h index 7e30b26497e0..f4d8d0bd4016 100644 --- a/lib/ubsan.h +++ b/lib/ubsan.h @@ -57,11 +57,6 @@ struct nonnull_arg_data { int arg_index; }; -struct nonnull_return_data { - struct source_location location; - struct source_location attr_location; -}; - struct vla_bound_data { struct source_location location; struct type_descriptor *type; diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c index c6a46e8e9eda..25f5caa57289 100644 --- a/net/9p/trans_virtio.c +++ b/net/9p/trans_virtio.c @@ -401,7 +401,7 @@ p9_virtio_zc_request(struct p9_client *client, struct p9_req_t *req, struct page **in_pages = NULL, **out_pages = NULL; struct virtio_chan *chan = client->trans; struct scatterlist *sgs[4]; - size_t offs; + size_t offs = 0; int need_drop = 0; p9_debug(P9_DEBUG_TRANS, "virtio request\n"); diff --git a/net/core/sock.c b/net/core/sock.c index a7a0bc9c2a9f..5b9f51a27dc0 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -670,7 +670,8 @@ bool sk_mc_loop(struct sock *sk) return false; if (!sk) return true; - switch (sk->sk_family) { + /* IPV6_ADDRFORM can change sk->sk_family under us. */ + switch (READ_ONCE(sk->sk_family)) { case AF_INET: return inet_sk(sk)->mc_loop; #if IS_ENABLED(CONFIG_IPV6) @@ -2064,9 +2065,9 @@ static long sock_wait_for_wmem(struct sock *sk, long timeo) prepare_to_wait(sk_sleep(sk), &wait, TASK_INTERRUPTIBLE); if (refcount_read(&sk->sk_wmem_alloc) < sk->sk_sndbuf) break; - if (sk->sk_shutdown & SEND_SHUTDOWN) + if (READ_ONCE(sk->sk_shutdown) & SEND_SHUTDOWN) break; - if (sk->sk_err) + if (READ_ONCE(sk->sk_err)) break; timeo = schedule_timeout(timeo); } @@ -2094,7 +2095,7 @@ struct sk_buff *sock_alloc_send_pskb(struct sock *sk, unsigned long header_len, goto failure; err = -EPIPE; - if (sk->sk_shutdown & SEND_SHUTDOWN) + if (READ_ONCE(sk->sk_shutdown) & SEND_SHUTDOWN) goto failure; if (sk_wmem_alloc_get(sk) < sk->sk_sndbuf) diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c index c021d5dde8f7..b2fc9ef7708f 100644 --- a/net/dccp/ipv4.c +++ b/net/dccp/ipv4.c @@ -247,12 +247,17 @@ static void dccp_v4_err(struct sk_buff *skb, u32 info) int err; struct net *net = dev_net(skb->dev); - /* Only need dccph_dport & dccph_sport which are the first - * 4 bytes in dccp header. + /* For the first __dccp_basic_hdr_len() check, we only need dh->dccph_x, + * which is in byte 7 of the dccp header. * Our caller (icmp_socket_deliver()) already pulled 8 bytes for us. + * + * Later on, we want to access the sequence number fields, which are + * beyond 8 bytes, so we have to pskb_may_pull() ourselves. */ - BUILD_BUG_ON(offsetofend(struct dccp_hdr, dccph_sport) > 8); - BUILD_BUG_ON(offsetofend(struct dccp_hdr, dccph_dport) > 8); + dh = (struct dccp_hdr *)(skb->data + offset); + if (!pskb_may_pull(skb, offset + __dccp_basic_hdr_len(dh))) + return; + iph = (struct iphdr *)skb->data; dh = (struct dccp_hdr *)(skb->data + offset); sk = __inet_lookup_established(net, &dccp_hashinfo, diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c index 88732ab4887c..f8d8caa967b1 100644 --- a/net/dccp/ipv6.c +++ b/net/dccp/ipv6.c @@ -71,7 +71,7 @@ static inline __u64 dccp_v6_init_sequence(struct sk_buff *skb) static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, u8 type, u8 code, int offset, __be32 info) { - const struct ipv6hdr *hdr = (const struct ipv6hdr *)skb->data; + const struct ipv6hdr *hdr; const struct dccp_hdr *dh; struct dccp_sock *dp; struct ipv6_pinfo *np; @@ -80,12 +80,17 @@ static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, __u64 seq; struct net *net = dev_net(skb->dev); - /* Only need dccph_dport & dccph_sport which are the first - * 4 bytes in dccp header. + /* For the first __dccp_basic_hdr_len() check, we only need dh->dccph_x, + * which is in byte 7 of the dccp header. * Our caller (icmpv6_notify()) already pulled 8 bytes for us. + * + * Later on, we want to access the sequence number fields, which are + * beyond 8 bytes, so we have to pskb_may_pull() ourselves. */ - BUILD_BUG_ON(offsetofend(struct dccp_hdr, dccph_sport) > 8); - BUILD_BUG_ON(offsetofend(struct dccp_hdr, dccph_dport) > 8); + dh = (struct dccp_hdr *)(skb->data + offset); + if (!pskb_may_pull(skb, offset + __dccp_basic_hdr_len(dh))) + return; + hdr = (const struct ipv6hdr *)skb->data; dh = (struct dccp_hdr *)(skb->data + offset); sk = __inet6_lookup_established(net, &dccp_hashinfo, diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c index fd2c634eeee4..bdc232f6f27c 100644 --- a/net/ipv4/igmp.c +++ b/net/ipv4/igmp.c @@ -360,8 +360,9 @@ static struct sk_buff *igmpv3_newpack(struct net_device *dev, unsigned int mtu) struct flowi4 fl4; int hlen = LL_RESERVED_SPACE(dev); int tlen = dev->needed_tailroom; - unsigned int size = mtu; + unsigned int size; + size = min(mtu, IP_MAX_MTU); while (1) { skb = alloc_skb(size + hlen + tlen, GFP_ATOMIC | __GFP_NOWARN); diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index c5c9dc0f41cb..c242c412dabc 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -221,7 +221,7 @@ static int ip_finish_output2(struct net *net, struct sock *sk, struct sk_buff *s if (lwtunnel_xmit_redirect(dst->lwtstate)) { int res = lwtunnel_xmit(skb); - if (res < 0 || res == LWTUNNEL_XMIT_DONE) + if (res != LWTUNNEL_XMIT_CONTINUE) return res; } diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c index d70809495205..3d51a7edb311 100644 --- a/net/ipv4/tcp_timer.c +++ b/net/ipv4/tcp_timer.c @@ -396,6 +396,22 @@ static void tcp_fastopen_synack_timer(struct sock *sk) TCP_TIMEOUT_INIT << req->num_timeout, TCP_RTO_MAX); } +static bool tcp_rtx_probe0_timed_out(const struct sock *sk, + const struct sk_buff *skb) +{ + const struct tcp_sock *tp = tcp_sk(sk); + const int timeout = TCP_RTO_MAX * 2; + u32 rcv_delta, rtx_delta; + + rcv_delta = inet_csk(sk)->icsk_timeout - tp->rcv_tstamp; + if (rcv_delta <= timeout) + return false; + + rtx_delta = (u32)msecs_to_jiffies(tcp_time_stamp(tp) - + (tp->retrans_stamp ?: tcp_skb_timestamp(skb))); + + return rtx_delta > timeout; +} /** * tcp_retransmit_timer() - The TCP retransmit timeout handler @@ -458,7 +474,7 @@ void tcp_retransmit_timer(struct sock *sk) tp->snd_una, tp->snd_nxt); } #endif - if (tcp_jiffies32 - tp->rcv_tstamp > TCP_RTO_MAX) { + if (tcp_rtx_probe0_timed_out(sk, skb)) { tcp_write_err(sk); goto out; } diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 893b93cc5221..288e270bd017 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -1283,7 +1283,7 @@ static int ipv6_create_tempaddr(struct inet6_ifaddr *ifp, struct inet6_ifaddr *i * idev->desync_factor if it's larger */ cnf_temp_preferred_lft = READ_ONCE(idev->cnf.temp_prefered_lft); - max_desync_factor = min_t(__u32, + max_desync_factor = min_t(long, idev->cnf.max_desync_factor, cnf_temp_preferred_lft - regen_advance); diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index 36647d321107..c9322e6a1c0c 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -106,7 +106,7 @@ static int ip6_finish_output2(struct net *net, struct sock *sk, struct sk_buff * if (lwtunnel_xmit_redirect(dst->lwtstate)) { int res = lwtunnel_xmit(skb); - if (res < 0 || res == LWTUNNEL_XMIT_DONE) + if (res != LWTUNNEL_XMIT_CONTINUE) return res; } diff --git a/net/kcm/kcmsock.c b/net/kcm/kcmsock.c index fdce053f1099..e0fe70b55629 100644 --- a/net/kcm/kcmsock.c +++ b/net/kcm/kcmsock.c @@ -1065,15 +1065,18 @@ static int kcm_sendmsg(struct socket *sock, struct msghdr *msg, size_t len) out_error: kcm_push(kcm); - if (copied && sock->type == SOCK_SEQPACKET) { + if (sock->type == SOCK_SEQPACKET) { /* Wrote some bytes before encountering an * error, return partial success. */ - goto partial_message; - } - - if (head != kcm->seq_skb) + if (copied) + goto partial_message; + if (head != kcm->seq_skb) + kfree_skb(head); + } else { kfree_skb(head); + kcm->seq_skb = NULL; + } err = sk_stream_error(sk, msg->msg_flags, err); @@ -1988,6 +1991,8 @@ static __net_exit void kcm_exit_net(struct net *net) * that all multiplexors and psocks have been destroyed. */ WARN_ON(!list_empty(&knet->mux_list)); + + mutex_destroy(&knet->mutex); } static struct pernet_operations kcm_net_ops = { diff --git a/net/netfilter/ipset/ip_set_hash_netportnet.c b/net/netfilter/ipset/ip_set_hash_netportnet.c index 613e18e720a4..9290a4d7b862 100644 --- a/net/netfilter/ipset/ip_set_hash_netportnet.c +++ b/net/netfilter/ipset/ip_set_hash_netportnet.c @@ -39,6 +39,7 @@ MODULE_ALIAS("ip_set_hash:net,port,net"); #define IP_SET_HASH_WITH_PROTO #define IP_SET_HASH_WITH_NETS #define IPSET_NET_COUNT 2 +#define IP_SET_HASH_WITH_NET0 /* IPv4 variant */ diff --git a/net/netfilter/xt_sctp.c b/net/netfilter/xt_sctp.c index 2d2fa1d53ea6..05495d3f47b8 100644 --- a/net/netfilter/xt_sctp.c +++ b/net/netfilter/xt_sctp.c @@ -149,6 +149,8 @@ static int sctp_mt_check(const struct xt_mtchk_param *par) { const struct xt_sctp_info *info = par->matchinfo; + if (info->flag_count > ARRAY_SIZE(info->flag_info)) + return -EINVAL; if (info->flags & ~XT_SCTP_VALID_FLAGS) return -EINVAL; if (info->invflags & ~XT_SCTP_VALID_FLAGS) diff --git a/net/netfilter/xt_u32.c b/net/netfilter/xt_u32.c index a95b50342dbb..58ba402bc0b0 100644 --- a/net/netfilter/xt_u32.c +++ b/net/netfilter/xt_u32.c @@ -95,11 +95,32 @@ static bool u32_mt(const struct sk_buff *skb, struct xt_action_param *par) return ret ^ data->invert; } +static int u32_mt_checkentry(const struct xt_mtchk_param *par) +{ + const struct xt_u32 *data = par->matchinfo; + const struct xt_u32_test *ct; + unsigned int i; + + if (data->ntests > ARRAY_SIZE(data->tests)) + return -EINVAL; + + for (i = 0; i < data->ntests; ++i) { + ct = &data->tests[i]; + + if (ct->nnums > ARRAY_SIZE(ct->location) || + ct->nvalues > ARRAY_SIZE(ct->value)) + return -EINVAL; + } + + return 0; +} + static struct xt_match xt_u32_mt_reg __read_mostly = { .name = "u32", .revision = 0, .family = NFPROTO_UNSPEC, .match = u32_mt, + .checkentry = u32_mt_checkentry, .matchsize = sizeof(struct xt_u32), .me = THIS_MODULE, }; diff --git a/net/netlabel/netlabel_kapi.c b/net/netlabel/netlabel_kapi.c index 15fe2120b310..14c3d640f94b 100644 --- a/net/netlabel/netlabel_kapi.c +++ b/net/netlabel/netlabel_kapi.c @@ -871,7 +871,8 @@ int netlbl_catmap_setlong(struct netlbl_lsm_catmap **catmap, offset -= iter->startbit; idx = offset / NETLBL_CATMAP_MAPSIZE; - iter->bitmap[idx] |= bitmap << (offset % NETLBL_CATMAP_MAPSIZE); + iter->bitmap[idx] |= (NETLBL_CATMAP_MAPTYPE)bitmap + << (offset % NETLBL_CATMAP_MAPSIZE); return 0; } diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c index b5a99b517207..4480d0d8394b 100644 --- a/net/netrom/af_netrom.c +++ b/net/netrom/af_netrom.c @@ -663,6 +663,11 @@ static int nr_connect(struct socket *sock, struct sockaddr *uaddr, goto out_release; } + if (sock->state == SS_CONNECTING) { + err = -EALREADY; + goto out_release; + } + sk->sk_state = TCP_CLOSE; sock->state = SS_UNCONNECTED; diff --git a/net/sched/Kconfig b/net/sched/Kconfig index 704018c496d4..782114a230ae 100644 --- a/net/sched/Kconfig +++ b/net/sched/Kconfig @@ -457,34 +457,6 @@ config CLS_U32_MARK ---help--- Say Y here to be able to use netfilter marks as u32 key. -config NET_CLS_RSVP - tristate "IPv4 Resource Reservation Protocol (RSVP)" - select NET_CLS - ---help--- - The Resource Reservation Protocol (RSVP) permits end systems to - request a minimum and maximum data flow rate for a connection; this - is important for real time data such as streaming sound or video. - - Say Y here if you want to be able to classify outgoing packets based - on their RSVP requests. - - To compile this code as a module, choose M here: the - module will be called cls_rsvp. - -config NET_CLS_RSVP6 - tristate "IPv6 Resource Reservation Protocol (RSVP6)" - select NET_CLS - ---help--- - The Resource Reservation Protocol (RSVP) permits end systems to - request a minimum and maximum data flow rate for a connection; this - is important for real time data such as streaming sound or video. - - Say Y here if you want to be able to classify outgoing packets based - on their RSVP requests and you are using the IPv6 protocol. - - To compile this code as a module, choose M here: the - module will be called cls_rsvp6. - config NET_CLS_FLOW tristate "Flow classifier" select NET_CLS diff --git a/net/sched/Makefile b/net/sched/Makefile index 3f3206e25156..c156c182f546 100644 --- a/net/sched/Makefile +++ b/net/sched/Makefile @@ -57,8 +57,6 @@ obj-$(CONFIG_NET_SCH_PIE) += sch_pie.o obj-$(CONFIG_NET_CLS_U32) += cls_u32.o obj-$(CONFIG_NET_CLS_ROUTE4) += cls_route.o obj-$(CONFIG_NET_CLS_FW) += cls_fw.o -obj-$(CONFIG_NET_CLS_RSVP) += cls_rsvp.o -obj-$(CONFIG_NET_CLS_RSVP6) += cls_rsvp6.o obj-$(CONFIG_NET_CLS_BASIC) += cls_basic.o obj-$(CONFIG_NET_CLS_FLOW) += cls_flow.o obj-$(CONFIG_NET_CLS_CGROUP) += cls_cgroup.o diff --git a/net/sched/cls_fw.c b/net/sched/cls_fw.c index e63f9c2e37e5..7b04b315b2bd 100644 --- a/net/sched/cls_fw.c +++ b/net/sched/cls_fw.c @@ -281,7 +281,6 @@ static int fw_change(struct net *net, struct sk_buff *in_skb, return -ENOBUFS; fnew->id = f->id; - fnew->res = f->res; #ifdef CONFIG_NET_CLS_IND fnew->ifindex = f->ifindex; #endif /* CONFIG_NET_CLS_IND */ diff --git a/net/sched/cls_rsvp.c b/net/sched/cls_rsvp.c deleted file mode 100644 index cbb5e0d600f3..000000000000 --- a/net/sched/cls_rsvp.c +++ /dev/null @@ -1,28 +0,0 @@ -/* - * net/sched/cls_rsvp.c Special RSVP packet classifier for IPv4. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * Authors: Alexey Kuznetsov, <kuznet@xxxxxxxxxxxxx> - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/string.h> -#include <linux/errno.h> -#include <linux/skbuff.h> -#include <net/ip.h> -#include <net/netlink.h> -#include <net/act_api.h> -#include <net/pkt_cls.h> - -#define RSVP_DST_LEN 1 -#define RSVP_ID "rsvp" -#define RSVP_OPS cls_rsvp_ops - -#include "cls_rsvp.h" -MODULE_LICENSE("GPL"); diff --git a/net/sched/cls_rsvp.h b/net/sched/cls_rsvp.h deleted file mode 100644 index 89259819e9ed..000000000000 --- a/net/sched/cls_rsvp.h +++ /dev/null @@ -1,779 +0,0 @@ -/* - * net/sched/cls_rsvp.h Template file for RSVPv[46] classifiers. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * Authors: Alexey Kuznetsov, <kuznet@xxxxxxxxxxxxx> - */ - -/* - Comparing to general packet classification problem, - RSVP needs only sevaral relatively simple rules: - - * (dst, protocol) are always specified, - so that we are able to hash them. - * src may be exact, or may be wildcard, so that - we can keep a hash table plus one wildcard entry. - * source port (or flow label) is important only if src is given. - - IMPLEMENTATION. - - We use a two level hash table: The top level is keyed by - destination address and protocol ID, every bucket contains a list - of "rsvp sessions", identified by destination address, protocol and - DPI(="Destination Port ID"): triple (key, mask, offset). - - Every bucket has a smaller hash table keyed by source address - (cf. RSVP flowspec) and one wildcard entry for wildcard reservations. - Every bucket is again a list of "RSVP flows", selected by - source address and SPI(="Source Port ID" here rather than - "security parameter index"): triple (key, mask, offset). - - - NOTE 1. All the packets with IPv6 extension headers (but AH and ESP) - and all fragmented packets go to the best-effort traffic class. - - - NOTE 2. Two "port id"'s seems to be redundant, rfc2207 requires - only one "Generalized Port Identifier". So that for classic - ah, esp (and udp,tcp) both *pi should coincide or one of them - should be wildcard. - - At first sight, this redundancy is just a waste of CPU - resources. But DPI and SPI add the possibility to assign different - priorities to GPIs. Look also at note 4 about tunnels below. - - - NOTE 3. One complication is the case of tunneled packets. - We implement it as following: if the first lookup - matches a special session with "tunnelhdr" value not zero, - flowid doesn't contain the true flow ID, but the tunnel ID (1...255). - In this case, we pull tunnelhdr bytes and restart lookup - with tunnel ID added to the list of keys. Simple and stupid 8)8) - It's enough for PIMREG and IPIP. - - - NOTE 4. Two GPIs make it possible to parse even GRE packets. - F.e. DPI can select ETH_P_IP (and necessary flags to make - tunnelhdr correct) in GRE protocol field and SPI matches - GRE key. Is it not nice? 8)8) - - - Well, as result, despite its simplicity, we get a pretty - powerful classification engine. */ - - -struct rsvp_head { - u32 tmap[256/32]; - u32 hgenerator; - u8 tgenerator; - struct rsvp_session __rcu *ht[256]; - struct rcu_head rcu; -}; - -struct rsvp_session { - struct rsvp_session __rcu *next; - __be32 dst[RSVP_DST_LEN]; - struct tc_rsvp_gpi dpi; - u8 protocol; - u8 tunnelid; - /* 16 (src,sport) hash slots, and one wildcard source slot */ - struct rsvp_filter __rcu *ht[16 + 1]; - struct rcu_head rcu; -}; - - -struct rsvp_filter { - struct rsvp_filter __rcu *next; - __be32 src[RSVP_DST_LEN]; - struct tc_rsvp_gpi spi; - u8 tunnelhdr; - - struct tcf_result res; - struct tcf_exts exts; - - u32 handle; - struct rsvp_session *sess; - union { - struct work_struct work; - struct rcu_head rcu; - }; -}; - -static inline unsigned int hash_dst(__be32 *dst, u8 protocol, u8 tunnelid) -{ - unsigned int h = (__force __u32)dst[RSVP_DST_LEN - 1]; - - h ^= h>>16; - h ^= h>>8; - return (h ^ protocol ^ tunnelid) & 0xFF; -} - -static inline unsigned int hash_src(__be32 *src) -{ - unsigned int h = (__force __u32)src[RSVP_DST_LEN-1]; - - h ^= h>>16; - h ^= h>>8; - h ^= h>>4; - return h & 0xF; -} - -#define RSVP_APPLY_RESULT() \ -{ \ - int r = tcf_exts_exec(skb, &f->exts, res); \ - if (r < 0) \ - continue; \ - else if (r > 0) \ - return r; \ -} - -static int rsvp_classify(struct sk_buff *skb, const struct tcf_proto *tp, - struct tcf_result *res) -{ - struct rsvp_head *head = rcu_dereference_bh(tp->root); - struct rsvp_session *s; - struct rsvp_filter *f; - unsigned int h1, h2; - __be32 *dst, *src; - u8 protocol; - u8 tunnelid = 0; - u8 *xprt; -#if RSVP_DST_LEN == 4 - struct ipv6hdr *nhptr; - - if (!pskb_network_may_pull(skb, sizeof(*nhptr))) - return -1; - nhptr = ipv6_hdr(skb); -#else - struct iphdr *nhptr; - - if (!pskb_network_may_pull(skb, sizeof(*nhptr))) - return -1; - nhptr = ip_hdr(skb); -#endif -restart: - -#if RSVP_DST_LEN == 4 - src = &nhptr->saddr.s6_addr32[0]; - dst = &nhptr->daddr.s6_addr32[0]; - protocol = nhptr->nexthdr; - xprt = ((u8 *)nhptr) + sizeof(struct ipv6hdr); -#else - src = &nhptr->saddr; - dst = &nhptr->daddr; - protocol = nhptr->protocol; - xprt = ((u8 *)nhptr) + (nhptr->ihl<<2); - if (ip_is_fragment(nhptr)) - return -1; -#endif - - h1 = hash_dst(dst, protocol, tunnelid); - h2 = hash_src(src); - - for (s = rcu_dereference_bh(head->ht[h1]); s; - s = rcu_dereference_bh(s->next)) { - if (dst[RSVP_DST_LEN-1] == s->dst[RSVP_DST_LEN - 1] && - protocol == s->protocol && - !(s->dpi.mask & - (*(u32 *)(xprt + s->dpi.offset) ^ s->dpi.key)) && -#if RSVP_DST_LEN == 4 - dst[0] == s->dst[0] && - dst[1] == s->dst[1] && - dst[2] == s->dst[2] && -#endif - tunnelid == s->tunnelid) { - - for (f = rcu_dereference_bh(s->ht[h2]); f; - f = rcu_dereference_bh(f->next)) { - if (src[RSVP_DST_LEN-1] == f->src[RSVP_DST_LEN - 1] && - !(f->spi.mask & (*(u32 *)(xprt + f->spi.offset) ^ f->spi.key)) -#if RSVP_DST_LEN == 4 - && - src[0] == f->src[0] && - src[1] == f->src[1] && - src[2] == f->src[2] -#endif - ) { - *res = f->res; - RSVP_APPLY_RESULT(); - -matched: - if (f->tunnelhdr == 0) - return 0; - - tunnelid = f->res.classid; - nhptr = (void *)(xprt + f->tunnelhdr - sizeof(*nhptr)); - goto restart; - } - } - - /* And wildcard bucket... */ - for (f = rcu_dereference_bh(s->ht[16]); f; - f = rcu_dereference_bh(f->next)) { - *res = f->res; - RSVP_APPLY_RESULT(); - goto matched; - } - return -1; - } - } - return -1; -} - -static void rsvp_replace(struct tcf_proto *tp, struct rsvp_filter *n, u32 h) -{ - struct rsvp_head *head = rtnl_dereference(tp->root); - struct rsvp_session *s; - struct rsvp_filter __rcu **ins; - struct rsvp_filter *pins; - unsigned int h1 = h & 0xFF; - unsigned int h2 = (h >> 8) & 0xFF; - - for (s = rtnl_dereference(head->ht[h1]); s; - s = rtnl_dereference(s->next)) { - for (ins = &s->ht[h2], pins = rtnl_dereference(*ins); ; - ins = &pins->next, pins = rtnl_dereference(*ins)) { - if (pins->handle == h) { - RCU_INIT_POINTER(n->next, pins->next); - rcu_assign_pointer(*ins, n); - return; - } - } - } - - /* Something went wrong if we are trying to replace a non-existant - * node. Mind as well halt instead of silently failing. - */ - BUG_ON(1); -} - -static void *rsvp_get(struct tcf_proto *tp, u32 handle) -{ - struct rsvp_head *head = rtnl_dereference(tp->root); - struct rsvp_session *s; - struct rsvp_filter *f; - unsigned int h1 = handle & 0xFF; - unsigned int h2 = (handle >> 8) & 0xFF; - - if (h2 > 16) - return NULL; - - for (s = rtnl_dereference(head->ht[h1]); s; - s = rtnl_dereference(s->next)) { - for (f = rtnl_dereference(s->ht[h2]); f; - f = rtnl_dereference(f->next)) { - if (f->handle == handle) - return f; - } - } - return NULL; -} - -static int rsvp_init(struct tcf_proto *tp) -{ - struct rsvp_head *data; - - data = kzalloc(sizeof(struct rsvp_head), GFP_KERNEL); - if (data) { - rcu_assign_pointer(tp->root, data); - return 0; - } - return -ENOBUFS; -} - -static void __rsvp_delete_filter(struct rsvp_filter *f) -{ - tcf_exts_destroy(&f->exts); - tcf_exts_put_net(&f->exts); - kfree(f); -} - -static void rsvp_delete_filter_work(struct work_struct *work) -{ - struct rsvp_filter *f = container_of(work, struct rsvp_filter, work); - - rtnl_lock(); - __rsvp_delete_filter(f); - rtnl_unlock(); -} - -static void rsvp_delete_filter_rcu(struct rcu_head *head) -{ - struct rsvp_filter *f = container_of(head, struct rsvp_filter, rcu); - - INIT_WORK(&f->work, rsvp_delete_filter_work); - tcf_queue_work(&f->work); -} - -static void rsvp_delete_filter(struct tcf_proto *tp, struct rsvp_filter *f) -{ - tcf_unbind_filter(tp, &f->res); - /* all classifiers are required to call tcf_exts_destroy() after rcu - * grace period, since converted-to-rcu actions are relying on that - * in cleanup() callback - */ - if (tcf_exts_get_net(&f->exts)) - call_rcu(&f->rcu, rsvp_delete_filter_rcu); - else - __rsvp_delete_filter(f); -} - -static void rsvp_destroy(struct tcf_proto *tp) -{ - struct rsvp_head *data = rtnl_dereference(tp->root); - int h1, h2; - - if (data == NULL) - return; - - for (h1 = 0; h1 < 256; h1++) { - struct rsvp_session *s; - - while ((s = rtnl_dereference(data->ht[h1])) != NULL) { - RCU_INIT_POINTER(data->ht[h1], s->next); - - for (h2 = 0; h2 <= 16; h2++) { - struct rsvp_filter *f; - - while ((f = rtnl_dereference(s->ht[h2])) != NULL) { - rcu_assign_pointer(s->ht[h2], f->next); - rsvp_delete_filter(tp, f); - } - } - kfree_rcu(s, rcu); - } - } - kfree_rcu(data, rcu); -} - -static int rsvp_delete(struct tcf_proto *tp, void *arg, bool *last) -{ - struct rsvp_head *head = rtnl_dereference(tp->root); - struct rsvp_filter *nfp, *f = arg; - struct rsvp_filter __rcu **fp; - unsigned int h = f->handle; - struct rsvp_session __rcu **sp; - struct rsvp_session *nsp, *s = f->sess; - int i, h1; - - fp = &s->ht[(h >> 8) & 0xFF]; - for (nfp = rtnl_dereference(*fp); nfp; - fp = &nfp->next, nfp = rtnl_dereference(*fp)) { - if (nfp == f) { - RCU_INIT_POINTER(*fp, f->next); - rsvp_delete_filter(tp, f); - - /* Strip tree */ - - for (i = 0; i <= 16; i++) - if (s->ht[i]) - goto out; - - /* OK, session has no flows */ - sp = &head->ht[h & 0xFF]; - for (nsp = rtnl_dereference(*sp); nsp; - sp = &nsp->next, nsp = rtnl_dereference(*sp)) { - if (nsp == s) { - RCU_INIT_POINTER(*sp, s->next); - kfree_rcu(s, rcu); - goto out; - } - } - - break; - } - } - -out: - *last = true; - for (h1 = 0; h1 < 256; h1++) { - if (rcu_access_pointer(head->ht[h1])) { - *last = false; - break; - } - } - - return 0; -} - -static unsigned int gen_handle(struct tcf_proto *tp, unsigned salt) -{ - struct rsvp_head *data = rtnl_dereference(tp->root); - int i = 0xFFFF; - - while (i-- > 0) { - u32 h; - - if ((data->hgenerator += 0x10000) == 0) - data->hgenerator = 0x10000; - h = data->hgenerator|salt; - if (!rsvp_get(tp, h)) - return h; - } - return 0; -} - -static int tunnel_bts(struct rsvp_head *data) -{ - int n = data->tgenerator >> 5; - u32 b = 1 << (data->tgenerator & 0x1F); - - if (data->tmap[n] & b) - return 0; - data->tmap[n] |= b; - return 1; -} - -static void tunnel_recycle(struct rsvp_head *data) -{ - struct rsvp_session __rcu **sht = data->ht; - u32 tmap[256/32]; - int h1, h2; - - memset(tmap, 0, sizeof(tmap)); - - for (h1 = 0; h1 < 256; h1++) { - struct rsvp_session *s; - for (s = rtnl_dereference(sht[h1]); s; - s = rtnl_dereference(s->next)) { - for (h2 = 0; h2 <= 16; h2++) { - struct rsvp_filter *f; - - for (f = rtnl_dereference(s->ht[h2]); f; - f = rtnl_dereference(f->next)) { - if (f->tunnelhdr == 0) - continue; - data->tgenerator = f->res.classid; - tunnel_bts(data); - } - } - } - } - - memcpy(data->tmap, tmap, sizeof(tmap)); -} - -static u32 gen_tunnel(struct rsvp_head *data) -{ - int i, k; - - for (k = 0; k < 2; k++) { - for (i = 255; i > 0; i--) { - if (++data->tgenerator == 0) - data->tgenerator = 1; - if (tunnel_bts(data)) - return data->tgenerator; - } - tunnel_recycle(data); - } - return 0; -} - -static const struct nla_policy rsvp_policy[TCA_RSVP_MAX + 1] = { - [TCA_RSVP_CLASSID] = { .type = NLA_U32 }, - [TCA_RSVP_DST] = { .len = RSVP_DST_LEN * sizeof(u32) }, - [TCA_RSVP_SRC] = { .len = RSVP_DST_LEN * sizeof(u32) }, - [TCA_RSVP_PINFO] = { .len = sizeof(struct tc_rsvp_pinfo) }, -}; - -static int rsvp_change(struct net *net, struct sk_buff *in_skb, - struct tcf_proto *tp, unsigned long base, - u32 handle, - struct nlattr **tca, - void **arg, bool ovr) -{ - struct rsvp_head *data = rtnl_dereference(tp->root); - struct rsvp_filter *f, *nfp; - struct rsvp_filter __rcu **fp; - struct rsvp_session *nsp, *s; - struct rsvp_session __rcu **sp; - struct tc_rsvp_pinfo *pinfo = NULL; - struct nlattr *opt = tca[TCA_OPTIONS]; - struct nlattr *tb[TCA_RSVP_MAX + 1]; - struct tcf_exts e; - unsigned int h1, h2; - __be32 *dst; - int err; - - if (opt == NULL) - return handle ? -EINVAL : 0; - - err = nla_parse_nested(tb, TCA_RSVP_MAX, opt, rsvp_policy, NULL); - if (err < 0) - return err; - - err = tcf_exts_init(&e, TCA_RSVP_ACT, TCA_RSVP_POLICE); - if (err < 0) - return err; - err = tcf_exts_validate(net, tp, tb, tca[TCA_RATE], &e, ovr); - if (err < 0) - goto errout2; - - f = *arg; - if (f) { - /* Node exists: adjust only classid */ - struct rsvp_filter *n; - - if (f->handle != handle && handle) - goto errout2; - - n = kmemdup(f, sizeof(*f), GFP_KERNEL); - if (!n) { - err = -ENOMEM; - goto errout2; - } - - err = tcf_exts_init(&n->exts, TCA_RSVP_ACT, TCA_RSVP_POLICE); - if (err < 0) { - kfree(n); - goto errout2; - } - - if (tb[TCA_RSVP_CLASSID]) { - n->res.classid = nla_get_u32(tb[TCA_RSVP_CLASSID]); - tcf_bind_filter(tp, &n->res, base); - } - - tcf_exts_change(&n->exts, &e); - rsvp_replace(tp, n, handle); - return 0; - } - - /* Now more serious part... */ - err = -EINVAL; - if (handle) - goto errout2; - if (tb[TCA_RSVP_DST] == NULL) - goto errout2; - - err = -ENOBUFS; - f = kzalloc(sizeof(struct rsvp_filter), GFP_KERNEL); - if (f == NULL) - goto errout2; - - err = tcf_exts_init(&f->exts, TCA_RSVP_ACT, TCA_RSVP_POLICE); - if (err < 0) - goto errout; - h2 = 16; - if (tb[TCA_RSVP_SRC]) { - memcpy(f->src, nla_data(tb[TCA_RSVP_SRC]), sizeof(f->src)); - h2 = hash_src(f->src); - } - if (tb[TCA_RSVP_PINFO]) { - pinfo = nla_data(tb[TCA_RSVP_PINFO]); - f->spi = pinfo->spi; - f->tunnelhdr = pinfo->tunnelhdr; - } - if (tb[TCA_RSVP_CLASSID]) - f->res.classid = nla_get_u32(tb[TCA_RSVP_CLASSID]); - - dst = nla_data(tb[TCA_RSVP_DST]); - h1 = hash_dst(dst, pinfo ? pinfo->protocol : 0, pinfo ? pinfo->tunnelid : 0); - - err = -ENOMEM; - if ((f->handle = gen_handle(tp, h1 | (h2<<8))) == 0) - goto errout; - - if (f->tunnelhdr) { - err = -EINVAL; - if (f->res.classid > 255) - goto errout; - - err = -ENOMEM; - if (f->res.classid == 0 && - (f->res.classid = gen_tunnel(data)) == 0) - goto errout; - } - - for (sp = &data->ht[h1]; - (s = rtnl_dereference(*sp)) != NULL; - sp = &s->next) { - if (dst[RSVP_DST_LEN-1] == s->dst[RSVP_DST_LEN-1] && - pinfo && pinfo->protocol == s->protocol && - memcmp(&pinfo->dpi, &s->dpi, sizeof(s->dpi)) == 0 && -#if RSVP_DST_LEN == 4 - dst[0] == s->dst[0] && - dst[1] == s->dst[1] && - dst[2] == s->dst[2] && -#endif - pinfo->tunnelid == s->tunnelid) { - -insert: - /* OK, we found appropriate session */ - - fp = &s->ht[h2]; - - f->sess = s; - if (f->tunnelhdr == 0) - tcf_bind_filter(tp, &f->res, base); - - tcf_exts_change(&f->exts, &e); - - fp = &s->ht[h2]; - for (nfp = rtnl_dereference(*fp); nfp; - fp = &nfp->next, nfp = rtnl_dereference(*fp)) { - __u32 mask = nfp->spi.mask & f->spi.mask; - - if (mask != f->spi.mask) - break; - } - RCU_INIT_POINTER(f->next, nfp); - rcu_assign_pointer(*fp, f); - - *arg = f; - return 0; - } - } - - /* No session found. Create new one. */ - - err = -ENOBUFS; - s = kzalloc(sizeof(struct rsvp_session), GFP_KERNEL); - if (s == NULL) - goto errout; - memcpy(s->dst, dst, sizeof(s->dst)); - - if (pinfo) { - s->dpi = pinfo->dpi; - s->protocol = pinfo->protocol; - s->tunnelid = pinfo->tunnelid; - } - sp = &data->ht[h1]; - for (nsp = rtnl_dereference(*sp); nsp; - sp = &nsp->next, nsp = rtnl_dereference(*sp)) { - if ((nsp->dpi.mask & s->dpi.mask) != s->dpi.mask) - break; - } - RCU_INIT_POINTER(s->next, nsp); - rcu_assign_pointer(*sp, s); - - goto insert; - -errout: - tcf_exts_destroy(&f->exts); - kfree(f); -errout2: - tcf_exts_destroy(&e); - return err; -} - -static void rsvp_walk(struct tcf_proto *tp, struct tcf_walker *arg) -{ - struct rsvp_head *head = rtnl_dereference(tp->root); - unsigned int h, h1; - - if (arg->stop) - return; - - for (h = 0; h < 256; h++) { - struct rsvp_session *s; - - for (s = rtnl_dereference(head->ht[h]); s; - s = rtnl_dereference(s->next)) { - for (h1 = 0; h1 <= 16; h1++) { - struct rsvp_filter *f; - - for (f = rtnl_dereference(s->ht[h1]); f; - f = rtnl_dereference(f->next)) { - if (arg->count < arg->skip) { - arg->count++; - continue; - } - if (arg->fn(tp, f, arg) < 0) { - arg->stop = 1; - return; - } - arg->count++; - } - } - } - } -} - -static int rsvp_dump(struct net *net, struct tcf_proto *tp, void *fh, - struct sk_buff *skb, struct tcmsg *t) -{ - struct rsvp_filter *f = fh; - struct rsvp_session *s; - struct nlattr *nest; - struct tc_rsvp_pinfo pinfo; - - if (f == NULL) - return skb->len; - s = f->sess; - - t->tcm_handle = f->handle; - - nest = nla_nest_start(skb, TCA_OPTIONS); - if (nest == NULL) - goto nla_put_failure; - - if (nla_put(skb, TCA_RSVP_DST, sizeof(s->dst), &s->dst)) - goto nla_put_failure; - pinfo.dpi = s->dpi; - pinfo.spi = f->spi; - pinfo.protocol = s->protocol; - pinfo.tunnelid = s->tunnelid; - pinfo.tunnelhdr = f->tunnelhdr; - pinfo.pad = 0; - if (nla_put(skb, TCA_RSVP_PINFO, sizeof(pinfo), &pinfo)) - goto nla_put_failure; - if (f->res.classid && - nla_put_u32(skb, TCA_RSVP_CLASSID, f->res.classid)) - goto nla_put_failure; - if (((f->handle >> 8) & 0xFF) != 16 && - nla_put(skb, TCA_RSVP_SRC, sizeof(f->src), f->src)) - goto nla_put_failure; - - if (tcf_exts_dump(skb, &f->exts) < 0) - goto nla_put_failure; - - nla_nest_end(skb, nest); - - if (tcf_exts_dump_stats(skb, &f->exts) < 0) - goto nla_put_failure; - return skb->len; - -nla_put_failure: - nla_nest_cancel(skb, nest); - return -1; -} - -static void rsvp_bind_class(void *fh, u32 classid, unsigned long cl) -{ - struct rsvp_filter *f = fh; - - if (f && f->res.classid == classid) - f->res.class = cl; -} - -static struct tcf_proto_ops RSVP_OPS __read_mostly = { - .kind = RSVP_ID, - .classify = rsvp_classify, - .init = rsvp_init, - .destroy = rsvp_destroy, - .get = rsvp_get, - .change = rsvp_change, - .delete = rsvp_delete, - .walk = rsvp_walk, - .dump = rsvp_dump, - .bind_class = rsvp_bind_class, - .owner = THIS_MODULE, -}; - -static int __init init_rsvp(void) -{ - return register_tcf_proto_ops(&RSVP_OPS); -} - -static void __exit exit_rsvp(void) -{ - unregister_tcf_proto_ops(&RSVP_OPS); -} - -module_init(init_rsvp) -module_exit(exit_rsvp) diff --git a/net/sched/cls_rsvp6.c b/net/sched/cls_rsvp6.c deleted file mode 100644 index dd08aea2aee5..000000000000 --- a/net/sched/cls_rsvp6.c +++ /dev/null @@ -1,28 +0,0 @@ -/* - * net/sched/cls_rsvp6.c Special RSVP packet classifier for IPv6. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * Authors: Alexey Kuznetsov, <kuznet@xxxxxxxxxxxxx> - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/string.h> -#include <linux/errno.h> -#include <linux/ipv6.h> -#include <linux/skbuff.h> -#include <net/act_api.h> -#include <net/pkt_cls.h> -#include <net/netlink.h> - -#define RSVP_DST_LEN 4 -#define RSVP_ID "rsvp6" -#define RSVP_OPS cls_rsvp6_ops - -#include "cls_rsvp.h" -MODULE_LICENSE("GPL"); diff --git a/net/sched/sch_plug.c b/net/sched/sch_plug.c index 1c6cbab3e7b9..27a0c028ba33 100644 --- a/net/sched/sch_plug.c +++ b/net/sched/sch_plug.c @@ -212,7 +212,7 @@ static struct Qdisc_ops plug_qdisc_ops __read_mostly = { .priv_size = sizeof(struct plug_sched_data), .enqueue = plug_enqueue, .dequeue = plug_dequeue, - .peek = qdisc_peek_head, + .peek = qdisc_peek_dequeued, .init = plug_init, .change = plug_change, .reset = qdisc_reset_queue, diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c index 1a1366b037fb..594c2ac319e0 100644 --- a/net/sched/sch_qfq.c +++ b/net/sched/sch_qfq.c @@ -984,10 +984,13 @@ static void qfq_update_eligible(struct qfq_sched *q) } /* Dequeue head packet of the head class in the DRR queue of the aggregate. */ -static void agg_dequeue(struct qfq_aggregate *agg, - struct qfq_class *cl, unsigned int len) +static struct sk_buff *agg_dequeue(struct qfq_aggregate *agg, + struct qfq_class *cl, unsigned int len) { - qdisc_dequeue_peeked(cl->qdisc); + struct sk_buff *skb = qdisc_dequeue_peeked(cl->qdisc); + + if (!skb) + return NULL; cl->deficit -= (int) len; @@ -997,6 +1000,8 @@ static void agg_dequeue(struct qfq_aggregate *agg, cl->deficit += agg->lmax; list_move_tail(&cl->alist, &agg->active); } + + return skb; } static inline struct sk_buff *qfq_peek_skb(struct qfq_aggregate *agg, @@ -1142,11 +1147,18 @@ static struct sk_buff *qfq_dequeue(struct Qdisc *sch) if (!skb) return NULL; - qdisc_qstats_backlog_dec(sch, skb); sch->q.qlen--; + + skb = agg_dequeue(in_serv_agg, cl, len); + + if (!skb) { + sch->q.qlen++; + return NULL; + } + + qdisc_qstats_backlog_dec(sch, skb); qdisc_bstats_update(sch, skb); - agg_dequeue(in_serv_agg, cl, len); /* If lmax is lowered, through qfq_change_class, for a class * owning pending packets with larger size than the new value * of lmax, then the following condition may hold. diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c index 169819263c0b..87822421b99d 100644 --- a/net/sctp/sm_sideeffect.c +++ b/net/sctp/sm_sideeffect.c @@ -1235,7 +1235,10 @@ static int sctp_side_effects(enum sctp_event event_type, default: pr_err("impossible disposition %d in state %d, event_type %d, event_id %d\n", status, state, event_type, subtype.chunk); - BUG(); + error = status; + if (error >= 0) + error = -EINVAL; + WARN_ON_ONCE(1); break; } diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 4def6e954e48..8d25d50f916e 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -589,7 +589,7 @@ static void unix_release_sock(struct sock *sk, int embrion) * What the above comment does talk about? --ANK(980817) */ - if (unix_tot_inflight) + if (READ_ONCE(unix_tot_inflight)) unix_gc(); /* Garbage collect fds */ } diff --git a/net/unix/scm.c b/net/unix/scm.c index 6c10af6037e3..c4dde276fea5 100644 --- a/net/unix/scm.c +++ b/net/unix/scm.c @@ -60,7 +60,7 @@ void unix_inflight(struct user_struct *user, struct file *fp) /* Paired with READ_ONCE() in wait_for_unix_gc() */ WRITE_ONCE(unix_tot_inflight, unix_tot_inflight + 1); } - user->unix_inflight++; + WRITE_ONCE(user->unix_inflight, user->unix_inflight + 1); spin_unlock(&unix_gc_lock); } @@ -81,7 +81,7 @@ void unix_notinflight(struct user_struct *user, struct file *fp) /* Paired with READ_ONCE() in wait_for_unix_gc() */ WRITE_ONCE(unix_tot_inflight, unix_tot_inflight - 1); } - user->unix_inflight--; + WRITE_ONCE(user->unix_inflight, user->unix_inflight - 1); spin_unlock(&unix_gc_lock); } @@ -95,7 +95,7 @@ static inline bool too_many_unix_fds(struct task_struct *p) { struct user_struct *user = current_user(); - if (unlikely(user->unix_inflight > task_rlimit(p, RLIMIT_NOFILE))) + if (unlikely(READ_ONCE(user->unix_inflight) > task_rlimit(p, RLIMIT_NOFILE))) return !capable(CAP_SYS_RESOURCE) && !capable(CAP_SYS_ADMIN); return false; } diff --git a/scripts/Makefile.ubsan b/scripts/Makefile.ubsan index 8fd4d44fbcd1..b593b36ccff8 100644 --- a/scripts/Makefile.ubsan +++ b/scripts/Makefile.ubsan @@ -7,7 +7,6 @@ ifdef CONFIG_UBSAN CFLAGS_UBSAN += $(call cc-option, -fsanitize=signed-integer-overflow) CFLAGS_UBSAN += $(call cc-option, -fsanitize=bounds) CFLAGS_UBSAN += $(call cc-option, -fsanitize=object-size) - CFLAGS_UBSAN += $(call cc-option, -fsanitize=returns-nonnull-attribute) CFLAGS_UBSAN += $(call cc-option, -fsanitize=bool) CFLAGS_UBSAN += $(call cc-option, -fsanitize=enum) diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c index 9394d72a77e8..9e52a3e0fc67 100644 --- a/security/keys/keyctl.c +++ b/security/keys/keyctl.c @@ -922,14 +922,19 @@ long keyctl_chown_key(key_serial_t id, uid_t user, gid_t group) ret = -EACCES; down_write(&key->sem); - if (!capable(CAP_SYS_ADMIN)) { + { + bool is_privileged_op = false; + /* only the sysadmin can chown a key to some other UID */ if (user != (uid_t) -1 && !uid_eq(key->uid, uid)) - goto error_put; + is_privileged_op = true; /* only the sysadmin can set the key's GID to a group other * than one of those that the current process subscribes to */ if (group != (gid_t) -1 && !gid_eq(gid, key->gid) && !in_group_p(gid)) + is_privileged_op = true; + + if (is_privileged_op && !capable(CAP_SYS_ADMIN)) goto error_put; } @@ -1029,7 +1034,7 @@ long keyctl_setperm_key(key_serial_t id, key_perm_t perm) down_write(&key->sem); /* if we're not the sysadmin, we can only change a key that we own */ - if (capable(CAP_SYS_ADMIN) || uid_eq(key->uid, current_fsuid())) { + if (uid_eq(key->uid, current_fsuid()) || capable(CAP_SYS_ADMIN)) { key->perm = perm; ret = 0; } diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c index a9c516362170..61e734baa332 100644 --- a/security/smack/smackfs.c +++ b/security/smack/smackfs.c @@ -923,7 +923,7 @@ static ssize_t smk_set_cipso(struct file *file, const char __user *buf, } ret = sscanf(rule, "%d", &catlen); - if (ret != 1 || catlen > SMACK_CIPSO_MAXCATNUM) + if (ret != 1 || catlen < 0 || catlen > SMACK_CIPSO_MAXCATNUM) goto out; if (format == SMK_FIXED24_FMT && diff --git a/sound/core/pcm_compat.c b/sound/core/pcm_compat.c index 6491afbb5fd5..6b8e64d053c1 100644 --- a/sound/core/pcm_compat.c +++ b/sound/core/pcm_compat.c @@ -335,10 +335,14 @@ static int snd_pcm_ioctl_hw_params_compat(struct snd_pcm_substream *substream, goto error; } - if (refine) + if (refine) { err = snd_pcm_hw_refine(substream, data); - else + if (err < 0) + goto error; + err = fixup_unreferenced_params(substream, data); + } else { err = snd_pcm_hw_params(substream, data); + } if (err < 0) goto error; if (copy_to_user(data32, data, sizeof(*data32)) || diff --git a/sound/core/seq/oss/seq_oss_midi.c b/sound/core/seq/oss/seq_oss_midi.c index cc8f06638edc..7226c03f1593 100644 --- a/sound/core/seq/oss/seq_oss_midi.c +++ b/sound/core/seq/oss/seq_oss_midi.c @@ -50,6 +50,7 @@ struct seq_oss_midi { struct snd_midi_event *coder; /* MIDI event coder */ struct seq_oss_devinfo *devinfo; /* assigned OSSseq device */ snd_use_lock_t use_lock; + struct mutex open_mutex; }; @@ -184,6 +185,7 @@ snd_seq_oss_midi_check_new_port(struct snd_seq_port_info *pinfo) mdev->flags = pinfo->capability; mdev->opened = 0; snd_use_lock_init(&mdev->use_lock); + mutex_init(&mdev->open_mutex); /* copy and truncate the name of synth device */ strlcpy(mdev->name, pinfo->name, sizeof(mdev->name)); @@ -332,14 +334,16 @@ snd_seq_oss_midi_open(struct seq_oss_devinfo *dp, int dev, int fmode) int perm; struct seq_oss_midi *mdev; struct snd_seq_port_subscribe subs; + int err; if ((mdev = get_mididev(dp, dev)) == NULL) return -ENODEV; + mutex_lock(&mdev->open_mutex); /* already used? */ if (mdev->opened && mdev->devinfo != dp) { - snd_use_lock_free(&mdev->use_lock); - return -EBUSY; + err = -EBUSY; + goto unlock; } perm = 0; @@ -349,14 +353,14 @@ snd_seq_oss_midi_open(struct seq_oss_devinfo *dp, int dev, int fmode) perm |= PERM_READ; perm &= mdev->flags; if (perm == 0) { - snd_use_lock_free(&mdev->use_lock); - return -ENXIO; + err = -ENXIO; + goto unlock; } /* already opened? */ if ((mdev->opened & perm) == perm) { - snd_use_lock_free(&mdev->use_lock); - return 0; + err = 0; + goto unlock; } perm &= ~mdev->opened; @@ -381,13 +385,17 @@ snd_seq_oss_midi_open(struct seq_oss_devinfo *dp, int dev, int fmode) } if (! mdev->opened) { - snd_use_lock_free(&mdev->use_lock); - return -ENXIO; + err = -ENXIO; + goto unlock; } mdev->devinfo = dp; + err = 0; + + unlock: + mutex_unlock(&mdev->open_mutex); snd_use_lock_free(&mdev->use_lock); - return 0; + return err; } /* @@ -401,10 +409,9 @@ snd_seq_oss_midi_close(struct seq_oss_devinfo *dp, int dev) if ((mdev = get_mididev(dp, dev)) == NULL) return -ENODEV; - if (! mdev->opened || mdev->devinfo != dp) { - snd_use_lock_free(&mdev->use_lock); - return 0; - } + mutex_lock(&mdev->open_mutex); + if (!mdev->opened || mdev->devinfo != dp) + goto unlock; memset(&subs, 0, sizeof(subs)); if (mdev->opened & PERM_WRITE) { @@ -423,6 +430,8 @@ snd_seq_oss_midi_close(struct seq_oss_devinfo *dp, int dev) mdev->opened = 0; mdev->devinfo = NULL; + unlock: + mutex_unlock(&mdev->open_mutex); snd_use_lock_free(&mdev->use_lock); return 0; } diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c index e37eab3ddc73..5095048d5cea 100644 --- a/sound/pci/ac97/ac97_codec.c +++ b/sound/pci/ac97/ac97_codec.c @@ -2026,10 +2026,9 @@ int snd_ac97_mixer(struct snd_ac97_bus *bus, struct snd_ac97_template *template, .dev_disconnect = snd_ac97_dev_disconnect, }; - if (!rac97) - return -EINVAL; - if (snd_BUG_ON(!bus || !template)) + if (snd_BUG_ON(!bus || !template || !rac97)) return -EINVAL; + *rac97 = NULL; if (snd_BUG_ON(template->num >= 4)) return -EINVAL; if (bus->codec[template->num]) diff --git a/sound/soc/codecs/da7219-aad.c b/sound/soc/codecs/da7219-aad.c index 1d1d10dd92ae..793c8768f7c4 100644 --- a/sound/soc/codecs/da7219-aad.c +++ b/sound/soc/codecs/da7219-aad.c @@ -854,6 +854,8 @@ void da7219_aad_suspend(struct snd_soc_codec *codec) } } } + + synchronize_irq(da7219_aad->irq); } void da7219_aad_resume(struct snd_soc_codec *codec) diff --git a/sound/soc/codecs/es8316.c b/sound/soc/codecs/es8316.c index fad918c44ec9..75a6b8b4e9c0 100644 --- a/sound/soc/codecs/es8316.c +++ b/sound/soc/codecs/es8316.c @@ -145,7 +145,7 @@ static const char * const es8316_dmic_txt[] = { "dmic data at high level", "dmic data at low level", }; -static const unsigned int es8316_dmic_values[] = { 0, 1, 2 }; +static const unsigned int es8316_dmic_values[] = { 0, 2, 3 }; static const struct soc_enum es8316_dmic_src_enum = SOC_VALUE_ENUM_SINGLE(ES8316_ADC_DMIC, 0, 3, ARRAY_SIZE(es8316_dmic_txt),