diff --git a/Documentation/devicetree/bindings/arm/omap/omap.txt b/Documentation/devicetree/bindings/arm/omap/omap.txt index e77635c5422c..fa8b31660cad 100644 --- a/Documentation/devicetree/bindings/arm/omap/omap.txt +++ b/Documentation/devicetree/bindings/arm/omap/omap.txt @@ -119,6 +119,9 @@ Boards (incomplete list of examples): - OMAP3 BeagleBoard : Low cost community board compatible = "ti,omap3-beagle", "ti,omap3430", "ti,omap3" +- OMAP3 BeagleBoard A to B4 : Early BeagleBoard revisions A to B4 with a timer quirk + compatible = "ti,omap3-beagle-ab4", "ti,omap3-beagle", "ti,omap3430", "ti,omap3" + - OMAP3 Tobi with Overo : Commercial expansion board with daughter board compatible = "gumstix,omap3-overo-tobi", "gumstix,omap3-overo", "ti,omap3430", "ti,omap3" diff --git a/Makefile b/Makefile index fb96cca42ddb..32d9ed44e1c4 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 5 PATCHLEVEL = 10 -SUBLEVEL = 100 +SUBLEVEL = 101 EXTRAVERSION = NAME = Dare mighty things diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index ce66ffd5a1bb..7e8151681597 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -731,6 +731,7 @@ dtb-$(CONFIG_ARCH_OMAP3) += \ logicpd-som-lv-37xx-devkit.dtb \ omap3430-sdp.dtb \ omap3-beagle.dtb \ + omap3-beagle-ab4.dtb \ omap3-beagle-xm.dtb \ omap3-beagle-xm-ab.dtb \ omap3-cm-t3517.dtb \ diff --git a/arch/arm/boot/dts/imx23-evk.dts b/arch/arm/boot/dts/imx23-evk.dts index 8cbaf1c81174..3b609d987d88 100644 --- a/arch/arm/boot/dts/imx23-evk.dts +++ b/arch/arm/boot/dts/imx23-evk.dts @@ -79,7 +79,6 @@ hog_pins_a: hog@0 { MX23_PAD_LCD_RESET__GPIO_1_18 MX23_PAD_PWM3__GPIO_1_29 MX23_PAD_PWM4__GPIO_1_30 - MX23_PAD_SSP1_DETECT__SSP1_DETECT >; fsl,drive-strength = <MXS_DRIVE_4mA>; fsl,voltage = <MXS_VOLTAGE_HIGH>; diff --git a/arch/arm/boot/dts/imx6qdl-udoo.dtsi b/arch/arm/boot/dts/imx6qdl-udoo.dtsi index d07d8f83456d..ccfa8e320be6 100644 --- a/arch/arm/boot/dts/imx6qdl-udoo.dtsi +++ b/arch/arm/boot/dts/imx6qdl-udoo.dtsi @@ -5,6 +5,8 @@ * Author: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx> */ +#include <dt-bindings/gpio/gpio.h> + / { aliases { backlight = &backlight; @@ -226,6 +228,7 @@ MX6QDL_PAD_SD3_DAT0__SD3_DATA0 0x17059 MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x17059 MX6QDL_PAD_SD3_DAT2__SD3_DATA2 0x17059 MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x17059 + MX6QDL_PAD_SD3_DAT5__GPIO7_IO00 0x1b0b0 >; }; @@ -304,7 +307,7 @@ &usbotg { &usdhc3 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usdhc3>; - non-removable; + cd-gpios = <&gpio7 0 GPIO_ACTIVE_LOW>; status = "okay"; }; diff --git a/arch/arm/boot/dts/imx7ulp.dtsi b/arch/arm/boot/dts/imx7ulp.dtsi index b7ea37ad4e55..bcec98b96411 100644 --- a/arch/arm/boot/dts/imx7ulp.dtsi +++ b/arch/arm/boot/dts/imx7ulp.dtsi @@ -259,7 +259,7 @@ wdog1: watchdog@403d0000 { interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>; clocks = <&pcc2 IMX7ULP_CLK_WDG1>; assigned-clocks = <&pcc2 IMX7ULP_CLK_WDG1>; - assigned-clocks-parents = <&scg1 IMX7ULP_CLK_FIRC_BUS_CLK>; + assigned-clock-parents = <&scg1 IMX7ULP_CLK_FIRC_BUS_CLK>; timeout-sec = <40>; }; diff --git a/arch/arm/boot/dts/meson.dtsi b/arch/arm/boot/dts/meson.dtsi index 7649dd1e0b9e..c928ae312e19 100644 --- a/arch/arm/boot/dts/meson.dtsi +++ b/arch/arm/boot/dts/meson.dtsi @@ -42,14 +42,14 @@ hwrng: rng@8100 { }; uart_A: serial@84c0 { - compatible = "amlogic,meson6-uart", "amlogic,meson-uart"; + compatible = "amlogic,meson6-uart"; reg = <0x84c0 0x18>; interrupts = <GIC_SPI 26 IRQ_TYPE_EDGE_RISING>; status = "disabled"; }; uart_B: serial@84dc { - compatible = "amlogic,meson6-uart", "amlogic,meson-uart"; + compatible = "amlogic,meson6-uart"; reg = <0x84dc 0x18>; interrupts = <GIC_SPI 75 IRQ_TYPE_EDGE_RISING>; status = "disabled"; @@ -87,7 +87,7 @@ saradc: adc@8680 { }; uart_C: serial@8700 { - compatible = "amlogic,meson6-uart", "amlogic,meson-uart"; + compatible = "amlogic,meson6-uart"; reg = <0x8700 0x18>; interrupts = <GIC_SPI 93 IRQ_TYPE_EDGE_RISING>; status = "disabled"; @@ -203,7 +203,7 @@ ir_receiver: ir-receiver@480 { }; uart_AO: serial@4c0 { - compatible = "amlogic,meson6-uart", "amlogic,meson-ao-uart", "amlogic,meson-uart"; + compatible = "amlogic,meson6-uart", "amlogic,meson-ao-uart"; reg = <0x4c0 0x18>; interrupts = <GIC_SPI 90 IRQ_TYPE_EDGE_RISING>; status = "disabled"; diff --git a/arch/arm/boot/dts/meson8.dtsi b/arch/arm/boot/dts/meson8.dtsi index 740a6c816266..08533116a39c 100644 --- a/arch/arm/boot/dts/meson8.dtsi +++ b/arch/arm/boot/dts/meson8.dtsi @@ -598,27 +598,27 @@ &timer_abcde { }; &uart_AO { - compatible = "amlogic,meson8-uart", "amlogic,meson-uart"; - clocks = <&clkc CLKID_CLK81>, <&xtal>, <&clkc CLKID_CLK81>; - clock-names = "baud", "xtal", "pclk"; + compatible = "amlogic,meson8-uart", "amlogic,meson-ao-uart"; + clocks = <&xtal>, <&clkc CLKID_CLK81>, <&clkc CLKID_CLK81>; + clock-names = "xtal", "pclk", "baud"; }; &uart_A { - compatible = "amlogic,meson8-uart", "amlogic,meson-uart"; - clocks = <&clkc CLKID_CLK81>, <&xtal>, <&clkc CLKID_UART0>; - clock-names = "baud", "xtal", "pclk"; + compatible = "amlogic,meson8-uart"; + clocks = <&xtal>, <&clkc CLKID_UART0>, <&clkc CLKID_CLK81>; + clock-names = "xtal", "pclk", "baud"; }; &uart_B { - compatible = "amlogic,meson8-uart", "amlogic,meson-uart"; - clocks = <&clkc CLKID_CLK81>, <&xtal>, <&clkc CLKID_UART1>; - clock-names = "baud", "xtal", "pclk"; + compatible = "amlogic,meson8-uart"; + clocks = <&xtal>, <&clkc CLKID_UART0>, <&clkc CLKID_CLK81>; + clock-names = "xtal", "pclk", "baud"; }; &uart_C { - compatible = "amlogic,meson8-uart", "amlogic,meson-uart"; - clocks = <&clkc CLKID_CLK81>, <&xtal>, <&clkc CLKID_UART2>; - clock-names = "baud", "xtal", "pclk"; + compatible = "amlogic,meson8-uart"; + clocks = <&xtal>, <&clkc CLKID_UART0>, <&clkc CLKID_CLK81>; + clock-names = "xtal", "pclk", "baud"; }; &usb0 { diff --git a/arch/arm/boot/dts/meson8b.dtsi b/arch/arm/boot/dts/meson8b.dtsi index 2401cdf5f751..f6eb7c803174 100644 --- a/arch/arm/boot/dts/meson8b.dtsi +++ b/arch/arm/boot/dts/meson8b.dtsi @@ -586,27 +586,27 @@ &timer_abcde { }; &uart_AO { - compatible = "amlogic,meson8b-uart", "amlogic,meson-uart"; - clocks = <&clkc CLKID_CLK81>, <&xtal>, <&clkc CLKID_CLK81>; - clock-names = "baud", "xtal", "pclk"; + compatible = "amlogic,meson8b-uart", "amlogic,meson-ao-uart"; + clocks = <&xtal>, <&clkc CLKID_CLK81>, <&clkc CLKID_CLK81>; + clock-names = "xtal", "pclk", "baud"; }; &uart_A { - compatible = "amlogic,meson8b-uart", "amlogic,meson-uart"; - clocks = <&clkc CLKID_CLK81>, <&xtal>, <&clkc CLKID_UART0>; - clock-names = "baud", "xtal", "pclk"; + compatible = "amlogic,meson8b-uart"; + clocks = <&xtal>, <&clkc CLKID_UART0>, <&clkc CLKID_CLK81>; + clock-names = "xtal", "pclk", "baud"; }; &uart_B { - compatible = "amlogic,meson8b-uart", "amlogic,meson-uart"; - clocks = <&clkc CLKID_CLK81>, <&xtal>, <&clkc CLKID_UART1>; - clock-names = "baud", "xtal", "pclk"; + compatible = "amlogic,meson8b-uart"; + clocks = <&xtal>, <&clkc CLKID_UART0>, <&clkc CLKID_CLK81>; + clock-names = "xtal", "pclk", "baud"; }; &uart_C { - compatible = "amlogic,meson8b-uart", "amlogic,meson-uart"; - clocks = <&clkc CLKID_CLK81>, <&xtal>, <&clkc CLKID_UART2>; - clock-names = "baud", "xtal", "pclk"; + compatible = "amlogic,meson8b-uart"; + clocks = <&xtal>, <&clkc CLKID_UART0>, <&clkc CLKID_CLK81>; + clock-names = "xtal", "pclk", "baud"; }; &usb0 { diff --git a/arch/arm/boot/dts/omap3-beagle-ab4.dts b/arch/arm/boot/dts/omap3-beagle-ab4.dts new file mode 100644 index 000000000000..990ff2d84686 --- /dev/null +++ b/arch/arm/boot/dts/omap3-beagle-ab4.dts @@ -0,0 +1,47 @@ +// SPDX-License-Identifier: GPL-2.0-only +/dts-v1/; + +#include "omap3-beagle.dts" + +/ { + model = "TI OMAP3 BeagleBoard A to B4"; + compatible = "ti,omap3-beagle-ab4", "ti,omap3-beagle", "ti,omap3430", "ti,omap3"; +}; + +/* + * Workaround for capacitor C70 issue, see "Boards revision A and < B5" + * section at https://elinux.org/BeagleBoard_Community + */ + +/* Unusable as clocksource because of unreliable oscillator */ +&counter32k { + status = "disabled"; +}; + +/* Unusable as clockevent because of unreliable oscillator, allow to idle */ +&timer1_target { + /delete-property/ti,no-reset-on-init; + /delete-property/ti,no-idle; + timer@0 { + /delete-property/ti,timer-alwon; + }; +}; + +/* Preferred always-on timer for clocksource */ +&timer12_target { + ti,no-reset-on-init; + ti,no-idle; + timer@0 { + /* Always clocked by secure_32k_fck */ + }; +}; + +/* Preferred timer for clockevent */ +&timer2_target { + ti,no-reset-on-init; + ti,no-idle; + timer@0 { + assigned-clocks = <&gpt2_fck>; + assigned-clock-parents = <&sys_ck>; + }; +}; diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts index f9f34b8458e9..0548b391334f 100644 --- a/arch/arm/boot/dts/omap3-beagle.dts +++ b/arch/arm/boot/dts/omap3-beagle.dts @@ -304,39 +304,6 @@ &usbhsehci { phys = <0 &hsusb2_phy>; }; -/* Unusable as clocksource because of unreliable oscillator */ -&counter32k { - status = "disabled"; -}; - -/* Unusable as clockevent because if unreliable oscillator, allow to idle */ -&timer1_target { - /delete-property/ti,no-reset-on-init; - /delete-property/ti,no-idle; - timer@0 { - /delete-property/ti,timer-alwon; - }; -}; - -/* Preferred always-on timer for clocksource */ -&timer12_target { - ti,no-reset-on-init; - ti,no-idle; - timer@0 { - /* Always clocked by secure_32k_fck */ - }; -}; - -/* Preferred timer for clockevent */ -&timer2_target { - ti,no-reset-on-init; - ti,no-idle; - timer@0 { - assigned-clocks = <&gpt2_fck>; - assigned-clock-parents = <&sys_ck>; - }; -}; - &twl_gpio { ti,use-leds; /* pullups: BIT(1) */ diff --git a/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts b/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts index 08bddbf0336d..446d93c1c782 100644 --- a/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts +++ b/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts @@ -154,10 +154,6 @@ sdi0_per1@80126000 { cap-sd-highspeed; cap-mmc-highspeed; /* All direction control is used */ - st,sig-dir-cmd; - st,sig-dir-dat0; - st,sig-dir-dat2; - st,sig-dir-dat31; st,sig-pin-fbclk; full-pwr-cycle; vmmc-supply = <&ab8500_ldo_aux3_reg>; diff --git a/arch/arm/mach-socfpga/Kconfig b/arch/arm/mach-socfpga/Kconfig index c3bb68d57cea..b62ae4dafa2e 100644 --- a/arch/arm/mach-socfpga/Kconfig +++ b/arch/arm/mach-socfpga/Kconfig @@ -2,6 +2,7 @@ menuconfig ARCH_SOCFPGA bool "Altera SOCFPGA family" depends on ARCH_MULTI_V7 + select ARCH_HAS_RESET_CONTROLLER select ARCH_SUPPORTS_BIG_ENDIAN select ARM_AMBA select ARM_GIC @@ -18,6 +19,7 @@ menuconfig ARCH_SOCFPGA select PL310_ERRATA_727915 select PL310_ERRATA_753970 if PL310 select PL310_ERRATA_769419 + select RESET_CONTROLLER if ARCH_SOCFPGA config SOCFPGA_SUSPEND diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi index b9b8cd4b5ba9..87e8e64ad5ca 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi @@ -15,7 +15,7 @@ aliases { ethernet0 = ðmac; }; - dioo2133: audio-amplifier-0 { + dio2133: audio-amplifier-0 { compatible = "simple-audio-amplifier"; enable-gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>; VCC-supply = <&vcc_5v>; @@ -215,7 +215,7 @@ sound { audio-widgets = "Line", "Lineout"; audio-aux-devs = <&tdmout_b>, <&tdmout_c>, <&tdmin_a>, <&tdmin_b>, <&tdmin_c>, <&tdmin_lb>, - <&dioo2133>; + <&dio2133>; audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1", "TDMOUT_B IN 1", "FRDDR_B OUT 1", "TDMOUT_B IN 2", "FRDDR_C OUT 1", diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi index c86cf786f406..8d0d41973ff5 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi @@ -524,7 +524,7 @@ lcdif: lcd-controller@30320000 { assigned-clock-rates = <0>, <0>, <0>, <594000000>; status = "disabled"; - port@0 { + port { lcdif_mipi_dsi: endpoint { remote-endpoint = <&mipi_dsi_lcdif_in>; }; diff --git a/arch/powerpc/include/asm/book3s/32/pgtable.h b/arch/powerpc/include/asm/book3s/32/pgtable.h index 523d3e6e2400..94c5c66231a8 100644 --- a/arch/powerpc/include/asm/book3s/32/pgtable.h +++ b/arch/powerpc/include/asm/book3s/32/pgtable.h @@ -142,6 +142,7 @@ static inline bool pte_user(pte_t pte) #ifndef __ASSEMBLY__ int map_kernel_page(unsigned long va, phys_addr_t pa, pgprot_t prot); +void unmap_kernel_page(unsigned long va); #endif /* !__ASSEMBLY__ */ diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h index 4a3dca0271f1..71e2c524f1ee 100644 --- a/arch/powerpc/include/asm/book3s/64/pgtable.h +++ b/arch/powerpc/include/asm/book3s/64/pgtable.h @@ -1054,6 +1054,8 @@ static inline int map_kernel_page(unsigned long ea, unsigned long pa, pgprot_t p return hash__map_kernel_page(ea, pa, prot); } +void unmap_kernel_page(unsigned long va); + static inline int __meminit vmemmap_create_mapping(unsigned long start, unsigned long page_size, unsigned long phys) diff --git a/arch/powerpc/include/asm/fixmap.h b/arch/powerpc/include/asm/fixmap.h index 591b2f4deed5..897cc68758d4 100644 --- a/arch/powerpc/include/asm/fixmap.h +++ b/arch/powerpc/include/asm/fixmap.h @@ -111,8 +111,10 @@ static inline void __set_fixmap(enum fixed_addresses idx, BUILD_BUG_ON(idx >= __end_of_fixed_addresses); else if (WARN_ON(idx >= __end_of_fixed_addresses)) return; - - map_kernel_page(__fix_to_virt(idx), phys, flags); + if (pgprot_val(flags)) + map_kernel_page(__fix_to_virt(idx), phys, flags); + else + unmap_kernel_page(__fix_to_virt(idx)); } #define __early_set_fixmap __set_fixmap diff --git a/arch/powerpc/include/asm/nohash/32/pgtable.h b/arch/powerpc/include/asm/nohash/32/pgtable.h index 96522f7f0618..e53cc07e6b9e 100644 --- a/arch/powerpc/include/asm/nohash/32/pgtable.h +++ b/arch/powerpc/include/asm/nohash/32/pgtable.h @@ -65,6 +65,7 @@ extern int icache_44x_need_flush; #ifndef __ASSEMBLY__ int map_kernel_page(unsigned long va, phys_addr_t pa, pgprot_t prot); +void unmap_kernel_page(unsigned long va); #endif /* !__ASSEMBLY__ */ diff --git a/arch/powerpc/include/asm/nohash/64/pgtable.h b/arch/powerpc/include/asm/nohash/64/pgtable.h index 57cd3892bfe0..1eacff0fff02 100644 --- a/arch/powerpc/include/asm/nohash/64/pgtable.h +++ b/arch/powerpc/include/asm/nohash/64/pgtable.h @@ -311,6 +311,7 @@ static inline void __ptep_set_access_flags(struct vm_area_struct *vma, #define __swp_entry_to_pte(x) __pte((x).val) int map_kernel_page(unsigned long ea, unsigned long pa, pgprot_t prot); +void unmap_kernel_page(unsigned long va); extern int __meminit vmemmap_create_mapping(unsigned long start, unsigned long page_size, unsigned long phys); diff --git a/arch/powerpc/mm/pgtable.c b/arch/powerpc/mm/pgtable.c index 15555c95cebc..faaf33e204de 100644 --- a/arch/powerpc/mm/pgtable.c +++ b/arch/powerpc/mm/pgtable.c @@ -194,6 +194,15 @@ void set_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, __set_pte_at(mm, addr, ptep, pte, 0); } +void unmap_kernel_page(unsigned long va) +{ + pmd_t *pmdp = pmd_off_k(va); + pte_t *ptep = pte_offset_kernel(pmdp, va); + + pte_clear(&init_mm, va, ptep); + flush_tlb_kernel_range(va, va + PAGE_SIZE); +} + /* * This is called when relaxing access to a PTE. It's also called in the page * fault path when we don't hit any of the major fault cases, ie, a minor diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile index 226c366072da..db9505c658ea 100644 --- a/arch/riscv/Makefile +++ b/arch/riscv/Makefile @@ -50,6 +50,12 @@ riscv-march-$(CONFIG_ARCH_RV32I) := rv32ima riscv-march-$(CONFIG_ARCH_RV64I) := rv64ima riscv-march-$(CONFIG_FPU) := $(riscv-march-y)fd riscv-march-$(CONFIG_RISCV_ISA_C) := $(riscv-march-y)c + +# Newer binutils versions default to ISA spec version 20191213 which moves some +# instructions from the I extension to the Zicsr and Zifencei extensions. +toolchain-need-zicsr-zifencei := $(call cc-option-yn, -march=$(riscv-march-y)_zicsr_zifencei) +riscv-march-$(toolchain-need-zicsr-zifencei) := $(riscv-march-y)_zicsr_zifencei + KBUILD_CFLAGS += -march=$(subst fd,,$(riscv-march-y)) KBUILD_AFLAGS += -march=$(riscv-march-y) diff --git a/arch/x86/events/intel/lbr.c b/arch/x86/events/intel/lbr.c index 9c1a013d5682..bd8516e6c353 100644 --- a/arch/x86/events/intel/lbr.c +++ b/arch/x86/events/intel/lbr.c @@ -1734,6 +1734,9 @@ static bool is_arch_lbr_xsave_available(void) * Check the LBR state with the corresponding software structure. * Disable LBR XSAVES support if the size doesn't match. */ + if (xfeature_size(XFEATURE_LBR) == 0) + return false; + if (WARN_ON(xfeature_size(XFEATURE_LBR) != get_lbr_state_size())) return false; diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index fa543c355fbd..d515c8e68314 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -4155,7 +4155,21 @@ static bool svm_can_emulate_instruction(struct kvm_vcpu *vcpu, void *insn, int i return true; pr_err_ratelimited("KVM: SEV Guest triggered AMD Erratum 1096\n"); - kvm_make_request(KVM_REQ_TRIPLE_FAULT, vcpu); + + /* + * If the fault occurred in userspace, arbitrarily inject #GP + * to avoid killing the guest and to hopefully avoid confusing + * the guest kernel too much, e.g. injecting #PF would not be + * coherent with respect to the guest's page tables. Request + * triple fault if the fault occurred in the kernel as there's + * no fault that KVM can inject without confusing the guest. + * In practice, the triple fault is moot as no sane SEV kernel + * will execute from user memory while also running with SMAP=1. + */ + if (is_user) + kvm_inject_gp(vcpu, 0); + else + kvm_make_request(KVM_REQ_TRIPLE_FAULT, vcpu); } return false; diff --git a/arch/x86/kvm/vmx/evmcs.c b/arch/x86/kvm/vmx/evmcs.c index c0d6fee9225f..5b68034ec5f9 100644 --- a/arch/x86/kvm/vmx/evmcs.c +++ b/arch/x86/kvm/vmx/evmcs.c @@ -361,6 +361,7 @@ void nested_evmcs_filter_control_msr(u32 msr_index, u64 *pdata) case MSR_IA32_VMX_PROCBASED_CTLS2: ctl_high &= ~EVMCS1_UNSUPPORTED_2NDEXEC; break; + case MSR_IA32_VMX_TRUE_PINBASED_CTLS: case MSR_IA32_VMX_PINBASED_CTLS: ctl_high &= ~EVMCS1_UNSUPPORTED_PINCTRL; break; diff --git a/arch/x86/kvm/vmx/evmcs.h b/arch/x86/kvm/vmx/evmcs.h index bd41d9462355..011929a63823 100644 --- a/arch/x86/kvm/vmx/evmcs.h +++ b/arch/x86/kvm/vmx/evmcs.h @@ -59,7 +59,9 @@ DECLARE_STATIC_KEY_FALSE(enable_evmcs); SECONDARY_EXEC_SHADOW_VMCS | \ SECONDARY_EXEC_TSC_SCALING | \ SECONDARY_EXEC_PAUSE_LOOP_EXITING) -#define EVMCS1_UNSUPPORTED_VMEXIT_CTRL (VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL) +#define EVMCS1_UNSUPPORTED_VMEXIT_CTRL \ + (VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL | \ + VM_EXIT_SAVE_VMX_PREEMPTION_TIMER) #define EVMCS1_UNSUPPORTED_VMENTRY_CTRL (VM_ENTRY_LOAD_IA32_PERF_GLOBAL_CTRL) #define EVMCS1_UNSUPPORTED_VMFUNC (VMX_VMFUNC_EPTP_SWITCHING) diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index 351ef5cf1436..94f5f2129e3b 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -4846,8 +4846,33 @@ static int handle_exception_nmi(struct kvm_vcpu *vcpu) dr6 = vmx_get_exit_qual(vcpu); if (!(vcpu->guest_debug & (KVM_GUESTDBG_SINGLESTEP | KVM_GUESTDBG_USE_HW_BP))) { + /* + * If the #DB was due to ICEBP, a.k.a. INT1, skip the + * instruction. ICEBP generates a trap-like #DB, but + * despite its interception control being tied to #DB, + * is an instruction intercept, i.e. the VM-Exit occurs + * on the ICEBP itself. Note, skipping ICEBP also + * clears STI and MOVSS blocking. + * + * For all other #DBs, set vmcs.PENDING_DBG_EXCEPTIONS.BS + * if single-step is enabled in RFLAGS and STI or MOVSS + * blocking is active, as the CPU doesn't set the bit + * on VM-Exit due to #DB interception. VM-Entry has a + * consistency check that a single-step #DB is pending + * in this scenario as the previous instruction cannot + * have toggled RFLAGS.TF 0=>1 (because STI and POP/MOV + * don't modify RFLAGS), therefore the one instruction + * delay when activating single-step breakpoints must + * have already expired. Note, the CPU sets/clears BS + * as appropriate for all other VM-Exits types. + */ if (is_icebp(intr_info)) WARN_ON(!skip_emulated_instruction(vcpu)); + else if ((vmx_get_rflags(vcpu) & X86_EFLAGS_TF) && + (vmcs_read32(GUEST_INTERRUPTIBILITY_INFO) & + (GUEST_INTR_STATE_STI | GUEST_INTR_STATE_MOV_SS))) + vmcs_writel(GUEST_PENDING_DBG_EXCEPTIONS, + vmcs_readl(GUEST_PENDING_DBG_EXCEPTIONS) | DR6_BS); kvm_queue_exception_p(vcpu, DB_VECTOR, dr6); return 1; diff --git a/drivers/accessibility/speakup/speakup_dectlk.c b/drivers/accessibility/speakup/speakup_dectlk.c index ab6d61e80b1c..d689ec5e276f 100644 --- a/drivers/accessibility/speakup/speakup_dectlk.c +++ b/drivers/accessibility/speakup/speakup_dectlk.c @@ -44,6 +44,7 @@ static struct var_t vars[] = { { CAPS_START, .u.s = {"[:dv ap 160] " } }, { CAPS_STOP, .u.s = {"[:dv ap 100 ] " } }, { RATE, .u.n = {"[:ra %d] ", 180, 75, 650, 0, 0, NULL } }, + { PITCH, .u.n = {"[:dv ap %d] ", 122, 50, 350, 0, 0, NULL } }, { INFLECTION, .u.n = {"[:dv pr %d] ", 100, 0, 10000, 0, 0, NULL } }, { VOL, .u.n = {"[:dv g5 %d] ", 86, 60, 86, 0, 0, NULL } }, { PUNCT, .u.n = {"[:pu %c] ", 0, 0, 2, 0, 0, "nsa" } }, diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c index 2494138a6905..50ed949dc144 100644 --- a/drivers/acpi/arm64/iort.c +++ b/drivers/acpi/arm64/iort.c @@ -1454,9 +1454,17 @@ static void __init arm_smmu_v3_pmcg_init_resources(struct resource *res, res[0].start = pmcg->page0_base_address; res[0].end = pmcg->page0_base_address + SZ_4K - 1; res[0].flags = IORESOURCE_MEM; - res[1].start = pmcg->page1_base_address; - res[1].end = pmcg->page1_base_address + SZ_4K - 1; - res[1].flags = IORESOURCE_MEM; + /* + * The initial version in DEN0049C lacked a way to describe register + * page 1, which makes it broken for most PMCG implementations; in + * that case, just let the driver fail gracefully if it expects to + * find a second memory resource. + */ + if (node->revision > 0) { + res[1].start = pmcg->page1_base_address; + res[1].end = pmcg->page1_base_address + SZ_4K - 1; + res[1].flags = IORESOURCE_MEM; + } if (pmcg->overflow_gsiv) acpi_iort_register_irq(pmcg->overflow_gsiv, "overflow", diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 3f2e5ea9ab6b..8347eaee679c 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -2064,6 +2064,16 @@ bool acpi_ec_dispatch_gpe(void) if (acpi_any_gpe_status_set(first_ec->gpe)) return true; + /* + * Cancel the SCI wakeup and process all pending events in case there + * are any wakeup ones in there. + * + * Note that if any non-EC GPEs are active at this point, the SCI will + * retrigger after the rearming in acpi_s2idle_wake(), so no events + * should be missed by canceling the wakeup here. + */ + pm_system_cancel_wakeup(); + /* * Dispatch the EC GPE in-band, but do not report wakeup in any case * to allow the caller to process events properly after that. diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index 31c9d0c8ae11..e2614ea820bb 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -1012,21 +1012,15 @@ static bool acpi_s2idle_wake(void) return true; } - /* Check non-EC GPE wakeups and dispatch the EC GPE. */ + /* + * Check non-EC GPE wakeups and if there are none, cancel the + * SCI-related wakeup and dispatch the EC GPE. + */ if (acpi_ec_dispatch_gpe()) { pm_pr_dbg("ACPI non-EC GPE wakeup\n"); return true; } - /* - * Cancel the SCI wakeup and process all pending events in case - * there are any wakeup ones in there. - * - * Note that if any non-EC GPEs are active at this point, the - * SCI will retrigger after the rearming below, so no events - * should be missed by canceling the wakeup here. - */ - pm_system_cancel_wakeup(); acpi_os_wait_events_complete(); /* @@ -1040,6 +1034,7 @@ static bool acpi_s2idle_wake(void) return true; } + pm_wakeup_clear(acpi_sci_irq); rearm_wake_irq(acpi_sci_irq); } diff --git a/drivers/base/power/wakeup.c b/drivers/base/power/wakeup.c index 92073ac68473..8997e0227eb9 100644 --- a/drivers/base/power/wakeup.c +++ b/drivers/base/power/wakeup.c @@ -34,7 +34,8 @@ suspend_state_t pm_suspend_target_state; bool events_check_enabled __read_mostly; /* First wakeup IRQ seen by the kernel in the last cycle. */ -unsigned int pm_wakeup_irq __read_mostly; +static unsigned int wakeup_irq[2] __read_mostly; +static DEFINE_RAW_SPINLOCK(wakeup_irq_lock); /* If greater than 0 and the system is suspending, terminate the suspend. */ static atomic_t pm_abort_suspend __read_mostly; @@ -941,19 +942,45 @@ void pm_system_cancel_wakeup(void) atomic_dec_if_positive(&pm_abort_suspend); } -void pm_wakeup_clear(bool reset) +void pm_wakeup_clear(unsigned int irq_number) { - pm_wakeup_irq = 0; - if (reset) + raw_spin_lock_irq(&wakeup_irq_lock); + + if (irq_number && wakeup_irq[0] == irq_number) + wakeup_irq[0] = wakeup_irq[1]; + else + wakeup_irq[0] = 0; + + wakeup_irq[1] = 0; + + raw_spin_unlock_irq(&wakeup_irq_lock); + + if (!irq_number) atomic_set(&pm_abort_suspend, 0); } void pm_system_irq_wakeup(unsigned int irq_number) { - if (pm_wakeup_irq == 0) { - pm_wakeup_irq = irq_number; + unsigned long flags; + + raw_spin_lock_irqsave(&wakeup_irq_lock, flags); + + if (wakeup_irq[0] == 0) + wakeup_irq[0] = irq_number; + else if (wakeup_irq[1] == 0) + wakeup_irq[1] = irq_number; + else + irq_number = 0; + + raw_spin_unlock_irqrestore(&wakeup_irq_lock, flags); + + if (irq_number) pm_system_wakeup(); - } +} + +unsigned int pm_wakeup_irq(void) +{ + return wakeup_irq[0]; } /** diff --git a/drivers/clocksource/timer-ti-dm-systimer.c b/drivers/clocksource/timer-ti-dm-systimer.c index b6f97960d8ee..5c40ca1d4740 100644 --- a/drivers/clocksource/timer-ti-dm-systimer.c +++ b/drivers/clocksource/timer-ti-dm-systimer.c @@ -241,7 +241,7 @@ static void __init dmtimer_systimer_assign_alwon(void) bool quirk_unreliable_oscillator = false; /* Quirk unreliable 32 KiHz oscillator with incomplete dts */ - if (of_machine_is_compatible("ti,omap3-beagle") || + if (of_machine_is_compatible("ti,omap3-beagle-ab4") || of_machine_is_compatible("timll,omap3-devkit8000")) { quirk_unreliable_oscillator = true; counter_32k = -ENODEV; diff --git a/drivers/gpio/gpio-aggregator.c b/drivers/gpio/gpio-aggregator.c index dfd8a4876a27..d5f25246404d 100644 --- a/drivers/gpio/gpio-aggregator.c +++ b/drivers/gpio/gpio-aggregator.c @@ -330,7 +330,8 @@ static int gpio_fwd_get(struct gpio_chip *chip, unsigned int offset) { struct gpiochip_fwd *fwd = gpiochip_get_data(chip); - return gpiod_get_value(fwd->descs[offset]); + return chip->can_sleep ? gpiod_get_value_cansleep(fwd->descs[offset]) + : gpiod_get_value(fwd->descs[offset]); } static int gpio_fwd_get_multiple(struct gpiochip_fwd *fwd, unsigned long *mask, @@ -349,7 +350,10 @@ static int gpio_fwd_get_multiple(struct gpiochip_fwd *fwd, unsigned long *mask, for_each_set_bit(i, mask, fwd->chip.ngpio) descs[j++] = fwd->descs[i]; - error = gpiod_get_array_value(j, descs, NULL, values); + if (fwd->chip.can_sleep) + error = gpiod_get_array_value_cansleep(j, descs, NULL, values); + else + error = gpiod_get_array_value(j, descs, NULL, values); if (error) return error; @@ -384,7 +388,10 @@ static void gpio_fwd_set(struct gpio_chip *chip, unsigned int offset, int value) { struct gpiochip_fwd *fwd = gpiochip_get_data(chip); - gpiod_set_value(fwd->descs[offset], value); + if (chip->can_sleep) + gpiod_set_value_cansleep(fwd->descs[offset], value); + else + gpiod_set_value(fwd->descs[offset], value); } static void gpio_fwd_set_multiple(struct gpiochip_fwd *fwd, unsigned long *mask, @@ -403,7 +410,10 @@ static void gpio_fwd_set_multiple(struct gpiochip_fwd *fwd, unsigned long *mask, descs[j++] = fwd->descs[i]; } - gpiod_set_array_value(j, descs, NULL, values); + if (fwd->chip.can_sleep) + gpiod_set_array_value_cansleep(j, descs, NULL, values); + else + gpiod_set_array_value(j, descs, NULL, values); } static void gpio_fwd_set_multiple_locked(struct gpio_chip *chip, diff --git a/drivers/gpio/gpio-sifive.c b/drivers/gpio/gpio-sifive.c index d5eb9ca11901..4f28fa73450c 100644 --- a/drivers/gpio/gpio-sifive.c +++ b/drivers/gpio/gpio-sifive.c @@ -206,7 +206,7 @@ static int sifive_gpio_probe(struct platform_device *pdev) NULL, chip->base + SIFIVE_GPIO_OUTPUT_EN, chip->base + SIFIVE_GPIO_INPUT_EN, - 0); + BGPIOF_READ_OUTPUT_REG_SET); if (ret) { dev_err(dev, "unable to init generic GPIO\n"); return ret; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index efda38349a03..917b94002f4b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -766,9 +766,9 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file dev_info.high_va_offset = AMDGPU_GMC_HOLE_END; dev_info.high_va_max = AMDGPU_GMC_HOLE_END | vm_size; } - dev_info.virtual_address_alignment = max((int)PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE); + dev_info.virtual_address_alignment = max_t(u32, PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE); dev_info.pte_fragment_size = (1 << adev->vm_manager.fragment_size) * AMDGPU_GPU_PAGE_SIZE; - dev_info.gart_page_size = AMDGPU_GPU_PAGE_SIZE; + dev_info.gart_page_size = max_t(u32, PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE); dev_info.cu_active_number = adev->gfx.cu_info.number; dev_info.cu_ao_mask = adev->gfx.cu_info.ao_cu_mask; dev_info.ce_ram_size = adev->gfx.ce_ram_size; diff --git a/drivers/gpu/drm/drm_panel_orientation_quirks.c b/drivers/gpu/drm/drm_panel_orientation_quirks.c index 9d1bd8f491ad..448c2f2d803a 100644 --- a/drivers/gpu/drm/drm_panel_orientation_quirks.c +++ b/drivers/gpu/drm/drm_panel_orientation_quirks.c @@ -115,6 +115,12 @@ static const struct drm_dmi_panel_orientation_data lcd1280x1920_rightside_up = { .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP, }; +static const struct drm_dmi_panel_orientation_data lcd1600x2560_leftside_up = { + .width = 1600, + .height = 2560, + .orientation = DRM_MODE_PANEL_ORIENTATION_LEFT_UP, +}; + static const struct dmi_system_id orientation_data[] = { { /* Acer One 10 (S1003) */ .matches = { @@ -261,6 +267,12 @@ static const struct dmi_system_id orientation_data[] = { DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Default string"), }, .driver_data = (void *)&onegx1_pro, + }, { /* OneXPlayer */ + .matches = { + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ONE-NETBOOK TECHNOLOGY CO., LTD."), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ONE XPLAYER"), + }, + .driver_data = (void *)&lcd1600x2560_leftside_up, }, { /* Samsung GalaxyBook 10.6 */ .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 204674fccd64..7ffd2a04ab23 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -557,6 +557,7 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc) err = panel_dpi_probe(dev, panel); if (err) goto free_ddc; + desc = panel->desc; } else { if (!of_get_display_timing(dev->of_node, "panel-timing", &dt)) panel_simple_parse_panel_timing_node(dev, panel, &dt); diff --git a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c index a6fe03c3748a..39e1e1ebea92 100644 --- a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c +++ b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c @@ -873,6 +873,7 @@ static const struct vop_win_phy rk3399_win01_data = { .enable = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 0), .format = VOP_REG(RK3288_WIN0_CTRL0, 0x7, 1), .rb_swap = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 12), + .x_mir_en = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 21), .y_mir_en = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 22), .act_info = VOP_REG(RK3288_WIN0_ACT_INFO, 0x1fff1fff, 0), .dsp_info = VOP_REG(RK3288_WIN0_DSP_INFO, 0x0fff0fff, 0), @@ -883,6 +884,7 @@ static const struct vop_win_phy rk3399_win01_data = { .uv_vir = VOP_REG(RK3288_WIN0_VIR, 0x3fff, 16), .src_alpha_ctl = VOP_REG(RK3288_WIN0_SRC_ALPHA_CTRL, 0xff, 0), .dst_alpha_ctl = VOP_REG(RK3288_WIN0_DST_ALPHA_CTRL, 0xff, 0), + .channel = VOP_REG(RK3288_WIN0_CTRL2, 0xff, 0), }; /* @@ -893,11 +895,11 @@ static const struct vop_win_phy rk3399_win01_data = { static const struct vop_win_data rk3399_vop_win_data[] = { { .base = 0x00, .phy = &rk3399_win01_data, .type = DRM_PLANE_TYPE_PRIMARY }, - { .base = 0x40, .phy = &rk3288_win01_data, + { .base = 0x40, .phy = &rk3368_win01_data, .type = DRM_PLANE_TYPE_OVERLAY }, - { .base = 0x00, .phy = &rk3288_win23_data, + { .base = 0x00, .phy = &rk3368_win23_data, .type = DRM_PLANE_TYPE_OVERLAY }, - { .base = 0x50, .phy = &rk3288_win23_data, + { .base = 0x50, .phy = &rk3368_win23_data, .type = DRM_PLANE_TYPE_CURSOR }, }; diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 5d5c4e9a8621..a308f2d05d17 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -800,6 +800,7 @@ static int vc4_hdmi_encoder_atomic_check(struct drm_encoder *encoder, unsigned long long tmds_rate; if (vc4_hdmi->variant->unsupported_odd_h_timings && + !(mode->flags & DRM_MODE_FLAG_DBLCLK) && ((mode->hdisplay % 2) || (mode->hsync_start % 2) || (mode->hsync_end % 2) || (mode->htotal % 2))) return -EINVAL; @@ -834,6 +835,7 @@ vc4_hdmi_encoder_mode_valid(struct drm_encoder *encoder, struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder); if (vc4_hdmi->variant->unsupported_odd_h_timings && + !(mode->flags & DRM_MODE_FLAG_DBLCLK) && ((mode->hdisplay % 2) || (mode->hsync_start % 2) || (mode->hsync_end % 2) || (mode->htotal % 2))) return MODE_H_ILLEGAL; diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c index 87f401100466..10c7b6295b02 100644 --- a/drivers/hwmon/dell-smm-hwmon.c +++ b/drivers/hwmon/dell-smm-hwmon.c @@ -317,7 +317,7 @@ static int i8k_enable_fan_auto_mode(bool enable) } /* - * Set the fan speed (off, low, high). Returns the new fan status. + * Set the fan speed (off, low, high, ...). */ static int i8k_set_fan(int fan, int speed) { @@ -329,7 +329,7 @@ static int i8k_set_fan(int fan, int speed) speed = (speed < 0) ? 0 : ((speed > i8k_fan_max) ? i8k_fan_max : speed); regs.ebx = (fan & 0xff) | (speed << 8); - return i8k_smm(®s) ? : i8k_get_fan_status(fan); + return i8k_smm(®s); } static int i8k_get_temp_type(int sensor) @@ -443,7 +443,7 @@ static int i8k_ioctl_unlocked(struct file *fp, unsigned int cmd, unsigned long arg) { int val = 0; - int speed; + int speed, err; unsigned char buff[16]; int __user *argp = (int __user *)arg; @@ -504,7 +504,11 @@ i8k_ioctl_unlocked(struct file *fp, unsigned int cmd, unsigned long arg) if (copy_from_user(&speed, argp + 1, sizeof(int))) return -EFAULT; - val = i8k_set_fan(val, speed); + err = i8k_set_fan(val, speed); + if (err < 0) + return err; + + val = i8k_get_fan_status(val); break; default: diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index bcf060b5cf85..9d65557dfb2c 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -185,9 +185,14 @@ static struct dev_iommu *dev_iommu_get(struct device *dev) static void dev_iommu_free(struct device *dev) { - iommu_fwspec_free(dev); - kfree(dev->iommu); + struct dev_iommu *param = dev->iommu; + dev->iommu = NULL; + if (param->fwspec) { + fwnode_handle_put(param->fwspec->iommu_fwnode); + kfree(param->fwspec); + } + kfree(param); } static int __iommu_probe_device(struct device *dev, struct list_head *group_list) diff --git a/drivers/misc/eeprom/ee1004.c b/drivers/misc/eeprom/ee1004.c index 252e15ba65e1..d9f90332aaf6 100644 --- a/drivers/misc/eeprom/ee1004.c +++ b/drivers/misc/eeprom/ee1004.c @@ -82,6 +82,9 @@ static ssize_t ee1004_eeprom_read(struct i2c_client *client, char *buf, if (unlikely(offset + count > EE1004_PAGE_SIZE)) count = EE1004_PAGE_SIZE - offset; + if (count > I2C_SMBUS_BLOCK_MAX) + count = I2C_SMBUS_BLOCK_MAX; + status = i2c_smbus_read_i2c_block_data_or_emulated(client, offset, count, buf); dev_dbg(&client->dev, "read %zu@%d --> %d\n", count, offset, status); diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c index ef49ac8d9101..d0471fec37fb 100644 --- a/drivers/misc/fastrpc.c +++ b/drivers/misc/fastrpc.c @@ -1284,7 +1284,14 @@ static int fastrpc_dmabuf_alloc(struct fastrpc_user *fl, char __user *argp) } if (copy_to_user(argp, &bp, sizeof(bp))) { - dma_buf_put(buf->dmabuf); + /* + * The usercopy failed, but we can't do much about it, as + * dma_buf_fd() already called fd_install() and made the + * file descriptor accessible for the current process. It + * might already be closed and dmabuf no longer valid when + * we reach this point. Therefore "leak" the fd and rely on + * the process exit path to do any required cleanup. + */ return -EFAULT; } diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c index ab5ab969f711..343648fcbc31 100644 --- a/drivers/mmc/host/sdhci-of-esdhc.c +++ b/drivers/mmc/host/sdhci-of-esdhc.c @@ -524,12 +524,16 @@ static void esdhc_of_adma_workaround(struct sdhci_host *host, u32 intmask) static int esdhc_of_enable_dma(struct sdhci_host *host) { + int ret; u32 value; struct device *dev = mmc_dev(host->mmc); if (of_device_is_compatible(dev->of_node, "fsl,ls1043a-esdhc") || - of_device_is_compatible(dev->of_node, "fsl,ls1046a-esdhc")) - dma_set_mask_and_coherent(dev, DMA_BIT_MASK(40)); + of_device_is_compatible(dev->of_node, "fsl,ls1046a-esdhc")) { + ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(40)); + if (ret) + return ret; + } value = sdhci_readl(host, ESDHC_DMA_SYSCTL); diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c index aa001b16765a..ab8c83341165 100644 --- a/drivers/net/bonding/bond_3ad.c +++ b/drivers/net/bonding/bond_3ad.c @@ -1003,8 +1003,8 @@ static void ad_mux_machine(struct port *port, bool *update_slave_arr) if (port->aggregator && port->aggregator->is_active && !__port_is_enabled(port)) { - __enable_port(port); + *update_slave_arr = true; } } break; @@ -1760,6 +1760,7 @@ static void ad_agg_selection_logic(struct aggregator *agg, port = port->next_port_in_aggregator) { __enable_port(port); } + *update_slave_arr = true; } } diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index 690e9d9495e7..08a675a5328d 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -504,7 +504,7 @@ static int bcm_sf2_mdio_register(struct dsa_switch *ds) get_device(&priv->master_mii_bus->dev); priv->master_mii_dn = dn; - priv->slave_mii_bus = devm_mdiobus_alloc(ds->dev); + priv->slave_mii_bus = mdiobus_alloc(); if (!priv->slave_mii_bus) { of_node_put(dn); return -ENOMEM; @@ -564,8 +564,10 @@ static int bcm_sf2_mdio_register(struct dsa_switch *ds) } err = mdiobus_register(priv->slave_mii_bus); - if (err && dn) + if (err && dn) { + mdiobus_free(priv->slave_mii_bus); of_node_put(dn); + } return err; } @@ -573,6 +575,7 @@ static int bcm_sf2_mdio_register(struct dsa_switch *ds) static void bcm_sf2_mdio_unregister(struct bcm_sf2_priv *priv) { mdiobus_unregister(priv->slave_mii_bus); + mdiobus_free(priv->slave_mii_bus); of_node_put(priv->master_mii_dn); } diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c index 4d23a7aba796..ed517985ca88 100644 --- a/drivers/net/dsa/lantiq_gswip.c +++ b/drivers/net/dsa/lantiq_gswip.c @@ -495,8 +495,9 @@ static int gswip_mdio_rd(struct mii_bus *bus, int addr, int reg) static int gswip_mdio(struct gswip_priv *priv, struct device_node *mdio_np) { struct dsa_switch *ds = priv->ds; + int err; - ds->slave_mii_bus = devm_mdiobus_alloc(priv->dev); + ds->slave_mii_bus = mdiobus_alloc(); if (!ds->slave_mii_bus) return -ENOMEM; @@ -509,7 +510,11 @@ static int gswip_mdio(struct gswip_priv *priv, struct device_node *mdio_np) ds->slave_mii_bus->parent = priv->dev; ds->slave_mii_bus->phy_mask = ~ds->phys_mii_mask; - return of_mdiobus_register(ds->slave_mii_bus, mdio_np); + err = of_mdiobus_register(ds->slave_mii_bus, mdio_np); + if (err) + mdiobus_free(ds->slave_mii_bus); + + return err; } static int gswip_pce_table_entry_read(struct gswip_priv *priv, @@ -2086,8 +2091,10 @@ static int gswip_probe(struct platform_device *pdev) gswip_mdio_mask(priv, GSWIP_MDIO_GLOB_ENABLE, 0, GSWIP_MDIO_GLOB); dsa_unregister_switch(priv->ds); mdio_bus: - if (mdio_np) + if (mdio_np) { mdiobus_unregister(priv->ds->slave_mii_bus); + mdiobus_free(priv->ds->slave_mii_bus); + } put_mdio_node: of_node_put(mdio_np); for (i = 0; i < priv->num_gphy_fw; i++) @@ -2107,6 +2114,7 @@ static int gswip_remove(struct platform_device *pdev) if (priv->ds->slave_mii_bus) { mdiobus_unregister(priv->ds->slave_mii_bus); + mdiobus_free(priv->ds->slave_mii_bus); of_node_put(priv->ds->slave_mii_bus->dev.of_node); } diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index afc5500ef8ed..1992be77522a 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -3072,7 +3072,7 @@ static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip, return err; } - bus = devm_mdiobus_alloc_size(chip->dev, sizeof(*mdio_bus)); + bus = mdiobus_alloc_size(sizeof(*mdio_bus)); if (!bus) return -ENOMEM; @@ -3097,14 +3097,14 @@ static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip, if (!external) { err = mv88e6xxx_g2_irq_mdio_setup(chip, bus); if (err) - return err; + goto out; } err = of_mdiobus_register(bus, np); if (err) { dev_err(chip->dev, "Cannot register MDIO bus (%d)\n", err); mv88e6xxx_g2_irq_mdio_free(chip, bus); - return err; + goto out; } if (external) @@ -3113,21 +3113,26 @@ static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip, list_add(&mdio_bus->list, &chip->mdios); return 0; + +out: + mdiobus_free(bus); + return err; } static void mv88e6xxx_mdios_unregister(struct mv88e6xxx_chip *chip) { - struct mv88e6xxx_mdio_bus *mdio_bus; + struct mv88e6xxx_mdio_bus *mdio_bus, *p; struct mii_bus *bus; - list_for_each_entry(mdio_bus, &chip->mdios, list) { + list_for_each_entry_safe(mdio_bus, p, &chip->mdios, list) { bus = mdio_bus->bus; if (!mdio_bus->external) mv88e6xxx_g2_irq_mdio_free(chip, bus); mdiobus_unregister(bus); + mdiobus_free(bus); } } diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index 2e5bbdca5ea4..cd8d9b0e0edb 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -1050,7 +1050,7 @@ static int vsc9959_mdio_bus_alloc(struct ocelot *ocelot) return PTR_ERR(hw); } - bus = devm_mdiobus_alloc_size(dev, sizeof(*mdio_priv)); + bus = mdiobus_alloc_size(sizeof(*mdio_priv)); if (!bus) return -ENOMEM; @@ -1070,6 +1070,7 @@ static int vsc9959_mdio_bus_alloc(struct ocelot *ocelot) rc = mdiobus_register(bus); if (rc < 0) { dev_err(dev, "failed to register MDIO bus\n"); + mdiobus_free(bus); return rc; } @@ -1119,6 +1120,7 @@ static void vsc9959_mdio_bus_free(struct ocelot *ocelot) lynx_pcs_destroy(pcs); } mdiobus_unregister(felix->imdio); + mdiobus_free(felix->imdio); } static void vsc9959_sched_speed_set(struct ocelot *ocelot, int port, diff --git a/drivers/net/dsa/qca/ar9331.c b/drivers/net/dsa/qca/ar9331.c index 661745932a53..c33bdcf7efc5 100644 --- a/drivers/net/dsa/qca/ar9331.c +++ b/drivers/net/dsa/qca/ar9331.c @@ -289,7 +289,7 @@ static int ar9331_sw_mbus_init(struct ar9331_sw_priv *priv) if (!mnp) return -ENODEV; - ret = of_mdiobus_register(mbus, mnp); + ret = devm_of_mdiobus_register(dev, mbus, mnp); of_node_put(mnp); if (ret) return ret; @@ -856,7 +856,6 @@ static void ar9331_sw_remove(struct mdio_device *mdiodev) struct ar9331_sw_priv *priv = dev_get_drvdata(&mdiodev->dev); irq_domain_remove(priv->irqdomain); - mdiobus_unregister(priv->mbus); dsa_unregister_switch(&priv->ds); reset_control_assert(priv->sw_reset); diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c index 90cb55eb5466..014513ce00a1 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c @@ -418,6 +418,9 @@ static void xgbe_pci_remove(struct pci_dev *pdev) pci_free_irq_vectors(pdata->pcidev); + /* Disable all interrupts in the hardware */ + XP_IOWRITE(pdata, XP_INT_EN, 0x0); + xgbe_free_pdata(pdata); } diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index f06d88c471d0..f917bc9c8796 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -4405,12 +4405,12 @@ static int dpaa2_eth_remove(struct fsl_mc_device *ls_dev) #ifdef CONFIG_DEBUG_FS dpaa2_dbg_remove(priv); #endif + + unregister_netdev(net_dev); rtnl_lock(); dpaa2_eth_disconnect_mac(priv); rtnl_unlock(); - unregister_netdev(net_dev); - dpaa2_eth_dl_port_del(priv); dpaa2_eth_dl_traps_unregister(priv); dpaa2_eth_dl_unregister(priv); diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c index 64714757bd4f..2b0d0373ab2c 100644 --- a/drivers/net/ethernet/intel/ice/ice_common.c +++ b/drivers/net/ethernet/intel/ice/ice_common.c @@ -3032,7 +3032,8 @@ ice_cfg_phy_fec(struct ice_port_info *pi, struct ice_aqc_set_phy_cfg_data *cfg, if (fec == ICE_FEC_AUTO && ice_fw_supports_link_override(pi->hw)) { struct ice_link_default_override_tlv tlv; - if (ice_get_link_default_override(&tlv, pi)) + status = ice_get_link_default_override(&tlv, pi); + if (status) goto out; if (!(tlv.options & ICE_LINK_OVERRIDE_STRICT_MODE) && diff --git a/drivers/net/ethernet/intel/ice/ice_lan_tx_rx.h b/drivers/net/ethernet/intel/ice/ice_lan_tx_rx.h index c0ee0541e53f..847e1ef8e106 100644 --- a/drivers/net/ethernet/intel/ice/ice_lan_tx_rx.h +++ b/drivers/net/ethernet/intel/ice/ice_lan_tx_rx.h @@ -507,6 +507,7 @@ struct ice_tx_ctx_desc { (0x3FFFFULL << ICE_TXD_CTX_QW1_TSO_LEN_S) #define ICE_TXD_CTX_QW1_MSS_S 50 +#define ICE_TXD_CTX_MIN_MSS 64 enum ice_tx_ctx_desc_cmd_bits { ICE_TX_CTX_DESC_TSO = 0x01, diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index 4c7d1720113a..fb4656902634 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -6787,6 +6787,7 @@ ice_features_check(struct sk_buff *skb, struct net_device __always_unused *netdev, netdev_features_t features) { + bool gso = skb_is_gso(skb); size_t len; /* No point in doing any of this if neither checksum nor GSO are @@ -6799,24 +6800,32 @@ ice_features_check(struct sk_buff *skb, /* We cannot support GSO if the MSS is going to be less than * 64 bytes. If it is then we need to drop support for GSO. */ - if (skb_is_gso(skb) && (skb_shinfo(skb)->gso_size < 64)) + if (gso && (skb_shinfo(skb)->gso_size < ICE_TXD_CTX_MIN_MSS)) features &= ~NETIF_F_GSO_MASK; - len = skb_network_header(skb) - skb->data; + len = skb_network_offset(skb); if (len > ICE_TXD_MACLEN_MAX || len & 0x1) goto out_rm_features; - len = skb_transport_header(skb) - skb_network_header(skb); + len = skb_network_header_len(skb); if (len > ICE_TXD_IPLEN_MAX || len & 0x1) goto out_rm_features; if (skb->encapsulation) { - len = skb_inner_network_header(skb) - skb_transport_header(skb); - if (len > ICE_TXD_L4LEN_MAX || len & 0x1) - goto out_rm_features; + /* this must work for VXLAN frames AND IPIP/SIT frames, and in + * the case of IPIP frames, the transport header pointer is + * after the inner header! So check to make sure that this + * is a GRE or UDP_TUNNEL frame before doing that math. + */ + if (gso && (skb_shinfo(skb)->gso_type & + (SKB_GSO_GRE | SKB_GSO_UDP_TUNNEL))) { + len = skb_inner_network_header(skb) - + skb_transport_header(skb); + if (len > ICE_TXD_L4LEN_MAX || len & 0x1) + goto out_rm_features; + } - len = skb_inner_transport_header(skb) - - skb_inner_network_header(skb); + len = skb_inner_network_header_len(skb); if (len > ICE_TXD_IPLEN_MAX || len & 0x1) goto out_rm_features; } diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index a7d0a459969a..2d6ac61d7a3e 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -1992,14 +1992,15 @@ static void ixgbevf_set_rx_buffer_len(struct ixgbevf_adapter *adapter, if (adapter->flags & IXGBEVF_FLAGS_LEGACY_RX) return; - set_ring_build_skb_enabled(rx_ring); + if (PAGE_SIZE < 8192) + if (max_frame > IXGBEVF_MAX_FRAME_BUILD_SKB) + set_ring_uses_large_buffer(rx_ring); - if (PAGE_SIZE < 8192) { - if (max_frame <= IXGBEVF_MAX_FRAME_BUILD_SKB) - return; + /* 82599 can't rely on RXDCTL.RLPML to restrict the size of the frame */ + if (adapter->hw.mac.type == ixgbe_mac_82599_vf && !ring_uses_large_buffer(rx_ring)) + return; - set_ring_uses_large_buffer(rx_ring); - } + set_ring_build_skb_enabled(rx_ring); } /** diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index 52401915828a..a06466ecca12 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -848,12 +848,11 @@ void ocelot_get_strings(struct ocelot *ocelot, int port, u32 sset, u8 *data) } EXPORT_SYMBOL(ocelot_get_strings); +/* Caller must hold &ocelot->stats_lock */ static void ocelot_update_stats(struct ocelot *ocelot) { int i, j; - mutex_lock(&ocelot->stats_lock); - for (i = 0; i < ocelot->num_phys_ports; i++) { /* Configure the port to read the stats from */ ocelot_write(ocelot, SYS_STAT_CFG_STAT_VIEW(i), SYS_STAT_CFG); @@ -872,8 +871,6 @@ static void ocelot_update_stats(struct ocelot *ocelot) ~(u64)U32_MAX) + val; } } - - mutex_unlock(&ocelot->stats_lock); } static void ocelot_check_stats_work(struct work_struct *work) @@ -882,7 +879,9 @@ static void ocelot_check_stats_work(struct work_struct *work) struct ocelot *ocelot = container_of(del_work, struct ocelot, stats_work); + mutex_lock(&ocelot->stats_lock); ocelot_update_stats(ocelot); + mutex_unlock(&ocelot->stats_lock); queue_delayed_work(ocelot->stats_queue, &ocelot->stats_work, OCELOT_STATS_CHECK_DELAY); @@ -892,12 +891,16 @@ void ocelot_get_ethtool_stats(struct ocelot *ocelot, int port, u64 *data) { int i; + mutex_lock(&ocelot->stats_lock); + /* check and update now */ ocelot_update_stats(ocelot); /* Copy all counters */ for (i = 0; i < ocelot->num_stats; i++) *data++ = ocelot->stats[port * ocelot->num_stats + i]; + + mutex_unlock(&ocelot->stats_lock); } EXPORT_SYMBOL(ocelot_get_ethtool_stats); diff --git a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c index d19c02e99114..d3d5b663a4a3 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c +++ b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c @@ -1011,6 +1011,7 @@ nfp_tunnel_del_shared_mac(struct nfp_app *app, struct net_device *netdev, struct nfp_flower_repr_priv *repr_priv; struct nfp_tun_offloaded_mac *entry; struct nfp_repr *repr; + u16 nfp_mac_idx; int ida_idx; entry = nfp_tunnel_lookup_offloaded_macs(app, mac); @@ -1029,8 +1030,6 @@ nfp_tunnel_del_shared_mac(struct nfp_app *app, struct net_device *netdev, entry->bridge_count--; if (!entry->bridge_count && entry->ref_count) { - u16 nfp_mac_idx; - nfp_mac_idx = entry->index & ~NFP_TUN_PRE_TUN_IDX_BIT; if (__nfp_tunnel_offload_mac(app, mac, nfp_mac_idx, false)) { @@ -1046,7 +1045,6 @@ nfp_tunnel_del_shared_mac(struct nfp_app *app, struct net_device *netdev, /* If MAC is now used by 1 repr set the offloaded MAC index to port. */ if (entry->ref_count == 1 && list_is_singular(&entry->repr_list)) { - u16 nfp_mac_idx; int port, err; repr_priv = list_first_entry(&entry->repr_list, @@ -1074,8 +1072,14 @@ nfp_tunnel_del_shared_mac(struct nfp_app *app, struct net_device *netdev, WARN_ON_ONCE(rhashtable_remove_fast(&priv->tun.offloaded_macs, &entry->ht_node, offloaded_macs_params)); + + if (nfp_flower_is_supported_bridge(netdev)) + nfp_mac_idx = entry->index & ~NFP_TUN_PRE_TUN_IDX_BIT; + else + nfp_mac_idx = entry->index; + /* If MAC has global ID then extract and free the ida entry. */ - if (nfp_tunnel_is_mac_idx_global(entry->index)) { + if (nfp_tunnel_is_mac_idx_global(nfp_mac_idx)) { ida_idx = nfp_tunnel_get_ida_from_global_mac_idx(entry->index); ida_simple_remove(&priv->tun.mac_off_ids, ida_idx); } diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c index 9f5ccf1a0a54..cad6588840d8 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c @@ -734,7 +734,7 @@ static int sun8i_dwmac_reset(struct stmmac_priv *priv) if (err) { dev_err(priv->device, "EMAC reset timeout\n"); - return -EFAULT; + return err; } return 0; } diff --git a/drivers/net/mdio/mdio-aspeed.c b/drivers/net/mdio/mdio-aspeed.c index 966c3b4ad59d..e2273588c75b 100644 --- a/drivers/net/mdio/mdio-aspeed.c +++ b/drivers/net/mdio/mdio-aspeed.c @@ -148,6 +148,7 @@ static const struct of_device_id aspeed_mdio_of_match[] = { { .compatible = "aspeed,ast2600-mdio", }, { }, }; +MODULE_DEVICE_TABLE(of, aspeed_mdio_of_match); static struct platform_driver aspeed_mdio_driver = { .driver = { diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index 4dda2ab19c26..cb9d1852a75c 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -515,9 +515,9 @@ static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev) else mscr = 0; - return phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE, - MII_88E1121_PHY_MSCR_REG, - MII_88E1121_PHY_MSCR_DELAY_MASK, mscr); + return phy_modify_paged_changed(phydev, MII_MARVELL_MSCR_PAGE, + MII_88E1121_PHY_MSCR_REG, + MII_88E1121_PHY_MSCR_DELAY_MASK, mscr); } static int m88e1121_config_aneg(struct phy_device *phydev) @@ -531,11 +531,13 @@ static int m88e1121_config_aneg(struct phy_device *phydev) return err; } + changed = err; + err = marvell_set_polarity(phydev, phydev->mdix_ctrl); if (err < 0) return err; - changed = err; + changed |= err; err = genphy_config_aneg(phydev); if (err < 0) @@ -1059,16 +1061,15 @@ static int m88e1118_config_aneg(struct phy_device *phydev) { int err; - err = genphy_soft_reset(phydev); + err = marvell_set_polarity(phydev, phydev->mdix_ctrl); if (err < 0) return err; - err = marvell_set_polarity(phydev, phydev->mdix_ctrl); + err = genphy_config_aneg(phydev); if (err < 0) return err; - err = genphy_config_aneg(phydev); - return 0; + return genphy_soft_reset(phydev); } static int m88e1118_config_init(struct phy_device *phydev) diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c index b77b0a33d697..0b0cbcee1920 100644 --- a/drivers/net/usb/ax88179_178a.c +++ b/drivers/net/usb/ax88179_178a.c @@ -1467,58 +1467,68 @@ static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb) u16 hdr_off; u32 *pkt_hdr; - /* This check is no longer done by usbnet */ - if (skb->len < dev->net->hard_header_len) + /* At the end of the SKB, there's a header telling us how many packets + * are bundled into this buffer and where we can find an array of + * per-packet metadata (which contains elements encoded into u16). + */ + if (skb->len < 4) return 0; - skb_trim(skb, skb->len - 4); rx_hdr = get_unaligned_le32(skb_tail_pointer(skb)); - pkt_cnt = (u16)rx_hdr; hdr_off = (u16)(rx_hdr >> 16); + + if (pkt_cnt == 0) + return 0; + + /* Make sure that the bounds of the metadata array are inside the SKB + * (and in front of the counter at the end). + */ + if (pkt_cnt * 2 + hdr_off > skb->len) + return 0; pkt_hdr = (u32 *)(skb->data + hdr_off); - while (pkt_cnt--) { + /* Packets must not overlap the metadata array */ + skb_trim(skb, hdr_off); + + for (; ; pkt_cnt--, pkt_hdr++) { u16 pkt_len; le32_to_cpus(pkt_hdr); pkt_len = (*pkt_hdr >> 16) & 0x1fff; - /* Check CRC or runt packet */ - if ((*pkt_hdr & AX_RXHDR_CRC_ERR) || - (*pkt_hdr & AX_RXHDR_DROP_ERR)) { - skb_pull(skb, (pkt_len + 7) & 0xFFF8); - pkt_hdr++; - continue; - } - - if (pkt_cnt == 0) { - skb->len = pkt_len; - /* Skip IP alignment pseudo header */ - skb_pull(skb, 2); - skb_set_tail_pointer(skb, skb->len); - skb->truesize = pkt_len + sizeof(struct sk_buff); - ax88179_rx_checksum(skb, pkt_hdr); - return 1; - } + if (pkt_len > skb->len) + return 0; - ax_skb = skb_clone(skb, GFP_ATOMIC); - if (ax_skb) { + /* Check CRC or runt packet */ + if (((*pkt_hdr & (AX_RXHDR_CRC_ERR | AX_RXHDR_DROP_ERR)) == 0) && + pkt_len >= 2 + ETH_HLEN) { + bool last = (pkt_cnt == 0); + + if (last) { + ax_skb = skb; + } else { + ax_skb = skb_clone(skb, GFP_ATOMIC); + if (!ax_skb) + return 0; + } ax_skb->len = pkt_len; /* Skip IP alignment pseudo header */ skb_pull(ax_skb, 2); skb_set_tail_pointer(ax_skb, ax_skb->len); ax_skb->truesize = pkt_len + sizeof(struct sk_buff); ax88179_rx_checksum(ax_skb, pkt_hdr); + + if (last) + return 1; + usbnet_skb_return(dev, ax_skb); - } else { - return 0; } - skb_pull(skb, (pkt_len + 7) & 0xFFF8); - pkt_hdr++; + /* Trim this packet away from the SKB */ + if (!skb_pull(skb, (pkt_len + 7) & 0xFFF8)) + return 0; } - return 1; } static struct sk_buff * diff --git a/drivers/net/veth.c b/drivers/net/veth.c index aef66f8eecee..f7e3eb309a26 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -256,9 +256,10 @@ static void __veth_xdp_flush(struct veth_rq *rq) { /* Write ptr_ring before reading rx_notify_masked */ smp_mb(); - if (!rq->rx_notify_masked) { - rq->rx_notify_masked = true; - napi_schedule(&rq->xdp_napi); + if (!READ_ONCE(rq->rx_notify_masked) && + napi_schedule_prep(&rq->xdp_napi)) { + WRITE_ONCE(rq->rx_notify_masked, true); + __napi_schedule(&rq->xdp_napi); } } @@ -852,8 +853,10 @@ static int veth_poll(struct napi_struct *napi, int budget) /* Write rx_notify_masked before reading ptr_ring */ smp_store_mb(rq->rx_notify_masked, false); if (unlikely(!__ptr_ring_empty(&rq->xdp_ring))) { - rq->rx_notify_masked = true; - napi_schedule(&rq->xdp_napi); + if (napi_schedule_prep(&rq->xdp_napi)) { + WRITE_ONCE(rq->rx_notify_masked, true); + __napi_schedule(&rq->xdp_napi); + } } } diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 1b85349f57af..97afeb898b25 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -3198,7 +3198,8 @@ static const struct pci_device_id nvme_id_table[] = { NVME_QUIRK_DEALLOCATE_ZEROES, }, { PCI_VDEVICE(INTEL, 0x0a54), /* Intel P4500/P4600 */ .driver_data = NVME_QUIRK_STRIPE_SIZE | - NVME_QUIRK_DEALLOCATE_ZEROES, }, + NVME_QUIRK_DEALLOCATE_ZEROES | + NVME_QUIRK_IGNORE_DEV_SUBNQN, }, { PCI_VDEVICE(INTEL, 0x0a55), /* Dell Express Flash P4600 */ .driver_data = NVME_QUIRK_STRIPE_SIZE | NVME_QUIRK_DEALLOCATE_ZEROES, }, diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index e99d43989418..662028d7a1c6 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -904,7 +904,15 @@ static inline void nvme_tcp_done_send_req(struct nvme_tcp_queue *queue) static void nvme_tcp_fail_request(struct nvme_tcp_request *req) { - nvme_tcp_end_request(blk_mq_rq_from_pdu(req), NVME_SC_HOST_PATH_ERROR); + if (nvme_tcp_async_req(req)) { + union nvme_result res = {}; + + nvme_complete_async_event(&req->queue->ctrl->ctrl, + cpu_to_le16(NVME_SC_HOST_PATH_ERROR), &res); + } else { + nvme_tcp_end_request(blk_mq_rq_from_pdu(req), + NVME_SC_HOST_PATH_ERROR); + } } static int nvme_tcp_try_send_data(struct nvme_tcp_request *req) diff --git a/drivers/phy/ti/phy-j721e-wiz.c b/drivers/phy/ti/phy-j721e-wiz.c index dceac7714872..5536b8f4bfd1 100644 --- a/drivers/phy/ti/phy-j721e-wiz.c +++ b/drivers/phy/ti/phy-j721e-wiz.c @@ -177,6 +177,7 @@ static const struct clk_div_table clk_div_table[] = { { .val = 1, .div = 2, }, { .val = 2, .div = 4, }, { .val = 3, .div = 8, }, + { /* sentinel */ }, }; static struct wiz_clk_div_sel clk_div_sel[] = { diff --git a/drivers/phy/xilinx/phy-zynqmp.c b/drivers/phy/xilinx/phy-zynqmp.c index 2b0f921b6ee3..b8ccac6f3146 100644 --- a/drivers/phy/xilinx/phy-zynqmp.c +++ b/drivers/phy/xilinx/phy-zynqmp.c @@ -134,7 +134,8 @@ #define PROT_BUS_WIDTH_10 0x0 #define PROT_BUS_WIDTH_20 0x1 #define PROT_BUS_WIDTH_40 0x2 -#define PROT_BUS_WIDTH_SHIFT 2 +#define PROT_BUS_WIDTH_SHIFT(n) ((n) * 2) +#define PROT_BUS_WIDTH_MASK(n) GENMASK((n) * 2 + 1, (n) * 2) /* Number of GT lanes */ #define NUM_LANES 4 @@ -443,12 +444,12 @@ static void xpsgtr_phy_init_sata(struct xpsgtr_phy *gtr_phy) static void xpsgtr_phy_init_sgmii(struct xpsgtr_phy *gtr_phy) { struct xpsgtr_dev *gtr_dev = gtr_phy->dev; + u32 mask = PROT_BUS_WIDTH_MASK(gtr_phy->lane); + u32 val = PROT_BUS_WIDTH_10 << PROT_BUS_WIDTH_SHIFT(gtr_phy->lane); /* Set SGMII protocol TX and RX bus width to 10 bits. */ - xpsgtr_write(gtr_dev, TX_PROT_BUS_WIDTH, - PROT_BUS_WIDTH_10 << (gtr_phy->lane * PROT_BUS_WIDTH_SHIFT)); - xpsgtr_write(gtr_dev, RX_PROT_BUS_WIDTH, - PROT_BUS_WIDTH_10 << (gtr_phy->lane * PROT_BUS_WIDTH_SHIFT)); + xpsgtr_clr_set(gtr_dev, TX_PROT_BUS_WIDTH, mask, val); + xpsgtr_clr_set(gtr_dev, RX_PROT_BUS_WIDTH, mask, val); xpsgtr_bypass_scrambler_8b10b(gtr_phy); } diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index 0273bf3918ff..d1894539efc3 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -898,6 +898,16 @@ struct lpfc_hba { uint32_t cfg_hostmem_hgp; uint32_t cfg_log_verbose; uint32_t cfg_enable_fc4_type; +#define LPFC_ENABLE_FCP 1 +#define LPFC_ENABLE_NVME 2 +#define LPFC_ENABLE_BOTH 3 +#if (IS_ENABLED(CONFIG_NVME_FC)) +#define LPFC_MAX_ENBL_FC4_TYPE LPFC_ENABLE_BOTH +#define LPFC_DEF_ENBL_FC4_TYPE LPFC_ENABLE_BOTH +#else +#define LPFC_MAX_ENBL_FC4_TYPE LPFC_ENABLE_FCP +#define LPFC_DEF_ENBL_FC4_TYPE LPFC_ENABLE_FCP +#endif uint32_t cfg_aer_support; uint32_t cfg_sriov_nr_virtfn; uint32_t cfg_request_firmware_upgrade; @@ -918,9 +928,6 @@ struct lpfc_hba { uint32_t cfg_ras_fwlog_func; uint32_t cfg_enable_bbcr; /* Enable BB Credit Recovery */ uint32_t cfg_enable_dpp; /* Enable Direct Packet Push */ -#define LPFC_ENABLE_FCP 1 -#define LPFC_ENABLE_NVME 2 -#define LPFC_ENABLE_BOTH 3 uint32_t cfg_enable_pbde; struct nvmet_fc_target_port *targetport; lpfc_vpd_t vpd; /* vital product data */ diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 727b7ba4d8f8..b73d5d949402 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -3797,8 +3797,8 @@ LPFC_ATTR_R(nvmet_mrq_post, * 3 - register both FCP and NVME * Supported values are [1,3]. Default value is 3 */ -LPFC_ATTR_R(enable_fc4_type, LPFC_ENABLE_BOTH, - LPFC_ENABLE_FCP, LPFC_ENABLE_BOTH, +LPFC_ATTR_R(enable_fc4_type, LPFC_DEF_ENBL_FC4_TYPE, + LPFC_ENABLE_FCP, LPFC_MAX_ENBL_FC4_TYPE, "Enable FC4 Protocol support - FCP / NVME"); /* diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 37612299a34a..1149bfc42fe6 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -1998,7 +1998,7 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba) } if (reg_err1 == SLIPORT_ERR1_REG_ERR_CODE_2 && reg_err2 == SLIPORT_ERR2_REG_FW_RESTART) { - lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT, + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, "3143 Port Down: Firmware Update " "Detected\n"); en_rn_msg = false; diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 1a9522baba48..4587127b67f7 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -12402,6 +12402,7 @@ lpfc_sli4_eratt_read(struct lpfc_hba *phba) uint32_t uerr_sta_hi, uerr_sta_lo; uint32_t if_type, portsmphr; struct lpfc_register portstat_reg; + u32 logmask; /* * For now, use the SLI4 device internal unrecoverable error @@ -12452,7 +12453,12 @@ lpfc_sli4_eratt_read(struct lpfc_hba *phba) readl(phba->sli4_hba.u.if_type2.ERR1regaddr); phba->work_status[1] = readl(phba->sli4_hba.u.if_type2.ERR2regaddr); - lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT, + logmask = LOG_TRACE_EVENT; + if (phba->work_status[0] == + SLIPORT_ERR1_REG_ERR_CODE_2 && + phba->work_status[1] == SLIPORT_ERR2_REG_FW_RESTART) + logmask = LOG_SLI; + lpfc_printf_log(phba, KERN_ERR, logmask, "2885 Port Status Event: " "port status reg 0x%x, " "port smphr reg 0x%x, " diff --git a/drivers/scsi/myrs.c b/drivers/scsi/myrs.c index 78c41bbf6756..e6a6678967e5 100644 --- a/drivers/scsi/myrs.c +++ b/drivers/scsi/myrs.c @@ -2272,7 +2272,8 @@ static void myrs_cleanup(struct myrs_hba *cs) myrs_unmap(cs); if (cs->mmio_base) { - cs->disable_intr(cs); + if (cs->disable_intr) + cs->disable_intr(cs); iounmap(cs->mmio_base); cs->mmio_base = NULL; } diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c index a203a4fc2674..b22a8ab754fa 100644 --- a/drivers/scsi/pm8001/pm80xx_hwi.c +++ b/drivers/scsi/pm8001/pm80xx_hwi.c @@ -4057,10 +4057,22 @@ static int process_oq(struct pm8001_hba_info *pm8001_ha, u8 vec) unsigned long flags; u32 regval; + /* + * Fatal errors are programmed to be signalled in irq vector + * pm8001_ha->max_q_num - 1 through pm8001_ha->main_cfg_tbl.pm80xx_tbl. + * fatal_err_interrupt + */ if (vec == (pm8001_ha->max_q_num - 1)) { + u32 mipsall_ready; + + if (pm8001_ha->chip_id == chip_8008 || + pm8001_ha->chip_id == chip_8009) + mipsall_ready = SCRATCH_PAD_MIPSALL_READY_8PORT; + else + mipsall_ready = SCRATCH_PAD_MIPSALL_READY_16PORT; + regval = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1); - if ((regval & SCRATCH_PAD_MIPSALL_READY) != - SCRATCH_PAD_MIPSALL_READY) { + if ((regval & mipsall_ready) != mipsall_ready) { pm8001_ha->controller_fatal_error = true; pm8001_dbg(pm8001_ha, FAIL, "Firmware Fatal error! Regval:0x%x\n", diff --git a/drivers/scsi/pm8001/pm80xx_hwi.h b/drivers/scsi/pm8001/pm80xx_hwi.h index 701951a0f715..0dfe9034f7e7 100644 --- a/drivers/scsi/pm8001/pm80xx_hwi.h +++ b/drivers/scsi/pm8001/pm80xx_hwi.h @@ -1391,8 +1391,12 @@ typedef struct SASProtocolTimerConfig SASProtocolTimerConfig_t; #define SCRATCH_PAD_BOOT_LOAD_SUCCESS 0x0 #define SCRATCH_PAD_IOP0_READY 0xC00 #define SCRATCH_PAD_IOP1_READY 0x3000 -#define SCRATCH_PAD_MIPSALL_READY (SCRATCH_PAD_IOP1_READY | \ +#define SCRATCH_PAD_MIPSALL_READY_16PORT (SCRATCH_PAD_IOP1_READY | \ SCRATCH_PAD_IOP0_READY | \ + SCRATCH_PAD_ILA_READY | \ + SCRATCH_PAD_RAAE_READY) +#define SCRATCH_PAD_MIPSALL_READY_8PORT (SCRATCH_PAD_IOP0_READY | \ + SCRATCH_PAD_ILA_READY | \ SCRATCH_PAD_RAAE_READY) /* boot loader state */ diff --git a/drivers/scsi/qedf/qedf_io.c b/drivers/scsi/qedf/qedf_io.c index 63f99f4eeed9..472374d83ced 100644 --- a/drivers/scsi/qedf/qedf_io.c +++ b/drivers/scsi/qedf/qedf_io.c @@ -2268,6 +2268,7 @@ int qedf_initiate_cleanup(struct qedf_ioreq *io_req, io_req->tm_flags == FCP_TMF_TGT_RESET) { clear_bit(QEDF_CMD_OUTSTANDING, &io_req->flags); io_req->sc_cmd = NULL; + kref_put(&io_req->refcount, qedf_release_cmd); complete(&io_req->tm_done); } diff --git a/drivers/scsi/qedf/qedf_main.c b/drivers/scsi/qedf/qedf_main.c index c63dcc39f76c..e64457f53da8 100644 --- a/drivers/scsi/qedf/qedf_main.c +++ b/drivers/scsi/qedf/qedf_main.c @@ -1859,6 +1859,7 @@ static int qedf_vport_create(struct fc_vport *vport, bool disabled) vport_qedf->cmd_mgr = base_qedf->cmd_mgr; init_completion(&vport_qedf->flogi_compl); INIT_LIST_HEAD(&vport_qedf->fcports); + INIT_DELAYED_WORK(&vport_qedf->stag_work, qedf_stag_change_work); rc = qedf_vport_libfc_config(vport, vn_port); if (rc) { diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.c b/drivers/scsi/ufs/ufshcd-pltfrm.c index e49505534d49..0f2430fb398d 100644 --- a/drivers/scsi/ufs/ufshcd-pltfrm.c +++ b/drivers/scsi/ufs/ufshcd-pltfrm.c @@ -92,6 +92,11 @@ static int ufshcd_parse_clock_info(struct ufs_hba *hba) clki->min_freq = clkfreq[i]; clki->max_freq = clkfreq[i+1]; clki->name = devm_kstrdup(dev, name, GFP_KERNEL); + if (!clki->name) { + ret = -ENOMEM; + goto out; + } + if (!strcmp(name, "ref_clk")) clki->keep_link_active = true; dev_dbg(dev, "%s: min %u max %u name %s\n", "freq-table-hz", @@ -128,6 +133,8 @@ static int ufshcd_populate_vreg(struct device *dev, const char *name, return -ENOMEM; vreg->name = devm_kstrdup(dev, name, GFP_KERNEL); + if (!vreg->name) + return -ENOMEM; snprintf(prop_name, MAX_PROP_SIZE, "%s-max-microamp", name); if (of_property_read_u32(np, prop_name, &vreg->max_uA)) { diff --git a/drivers/scsi/ufs/ufshci.h b/drivers/scsi/ufs/ufshci.h index 6795e1f0e8f8..1d999228efc8 100644 --- a/drivers/scsi/ufs/ufshci.h +++ b/drivers/scsi/ufs/ufshci.h @@ -138,7 +138,8 @@ enum { #define INT_FATAL_ERRORS (DEVICE_FATAL_ERROR |\ CONTROLLER_FATAL_ERROR |\ SYSTEM_BUS_FATAL_ERROR |\ - CRYPTO_ENGINE_FATAL_ERROR) + CRYPTO_ENGINE_FATAL_ERROR |\ + UIC_LINK_LOST) /* HCS - Host Controller Status 30h */ #define DEVICE_PRESENT 0x1 diff --git a/drivers/staging/fbtft/fbtft.h b/drivers/staging/fbtft/fbtft.h index 76f8c090a837..06afaa9d505b 100644 --- a/drivers/staging/fbtft/fbtft.h +++ b/drivers/staging/fbtft/fbtft.h @@ -332,7 +332,10 @@ static int __init fbtft_driver_module_init(void) \ ret = spi_register_driver(&fbtft_driver_spi_driver); \ if (ret < 0) \ return ret; \ - return platform_driver_register(&fbtft_driver_platform_driver); \ + ret = platform_driver_register(&fbtft_driver_platform_driver); \ + if (ret < 0) \ + spi_unregister_driver(&fbtft_driver_spi_driver); \ + return ret; \ } \ \ static void __exit fbtft_driver_module_exit(void) \ diff --git a/drivers/target/iscsi/iscsi_target_tpg.c b/drivers/target/iscsi/iscsi_target_tpg.c index 8075f60fd02c..2d5cf1714ae0 100644 --- a/drivers/target/iscsi/iscsi_target_tpg.c +++ b/drivers/target/iscsi/iscsi_target_tpg.c @@ -443,6 +443,9 @@ static bool iscsit_tpg_check_network_portal( break; } spin_unlock(&tpg->tpg_np_lock); + + if (match) + break; } spin_unlock(&tiqn->tiqn_tpg_lock); diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index e4f4b2186bce..128461bd04bb 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -1372,7 +1372,7 @@ n_tty_receive_char_special(struct tty_struct *tty, unsigned char c) put_tty_queue(c, ldata); smp_store_release(&ldata->canon_head, ldata->read_head); kill_fasync(&tty->fasync, SIGIO, POLL_IN); - wake_up_interruptible_poll(&tty->read_wait, EPOLLIN); + wake_up_interruptible_poll(&tty->read_wait, EPOLLIN | EPOLLRDNORM); return 0; } } @@ -1653,7 +1653,7 @@ static void __receive_buf(struct tty_struct *tty, const unsigned char *cp, if (read_cnt(ldata)) { kill_fasync(&tty->fasync, SIGIO, POLL_IN); - wake_up_interruptible_poll(&tty->read_wait, EPOLLIN); + wake_up_interruptible_poll(&tty->read_wait, EPOLLIN | EPOLLRDNORM); } } diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c index 90e4fcd3dc39..a9c6ea8986af 100644 --- a/drivers/tty/vt/vt_ioctl.c +++ b/drivers/tty/vt/vt_ioctl.c @@ -699,8 +699,8 @@ static int vt_setactivate(struct vt_setactivate __user *sa) if (vsa.console == 0 || vsa.console > MAX_NR_CONSOLES) return -ENXIO; - vsa.console = array_index_nospec(vsa.console, MAX_NR_CONSOLES + 1); vsa.console--; + vsa.console = array_index_nospec(vsa.console, MAX_NR_CONSOLES); console_lock(); ret = vc_allocate(vsa.console); if (ret) { @@ -945,6 +945,7 @@ int vt_ioctl(struct tty_struct *tty, return -ENXIO; arg--; + arg = array_index_nospec(arg, MAX_NR_CONSOLES); console_lock(); ret = vc_allocate(arg); console_unlock(); diff --git a/drivers/usb/common/ulpi.c b/drivers/usb/common/ulpi.c index 82fe8e00a96a..3c705f1bead8 100644 --- a/drivers/usb/common/ulpi.c +++ b/drivers/usb/common/ulpi.c @@ -132,6 +132,7 @@ static const struct attribute_group *ulpi_dev_attr_groups[] = { static void ulpi_dev_release(struct device *dev) { + of_node_put(dev->of_node); kfree(to_ulpi_dev(dev)); } @@ -249,12 +250,16 @@ static int ulpi_register(struct device *dev, struct ulpi *ulpi) return ret; ret = ulpi_read_id(ulpi); - if (ret) + if (ret) { + of_node_put(ulpi->dev.of_node); return ret; + } ret = device_register(&ulpi->dev); - if (ret) + if (ret) { + put_device(&ulpi->dev); return ret; + } dev_dbg(&ulpi->dev, "registered ULPI PHY: vendor %04x, product %04x\n", ulpi->id.vendor, ulpi->id.product); @@ -301,7 +306,6 @@ EXPORT_SYMBOL_GPL(ulpi_register_interface); */ void ulpi_unregister_interface(struct ulpi *ulpi) { - of_node_put(ulpi->dev.of_node); device_unregister(&ulpi->dev); } EXPORT_SYMBOL_GPL(ulpi_unregister_interface); diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 449f19c3633c..ec54971063f8 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -5032,7 +5032,7 @@ int dwc2_hsotg_suspend(struct dwc2_hsotg *hsotg) hsotg->gadget.speed = USB_SPEED_UNKNOWN; spin_unlock_irqrestore(&hsotg->lock, flags); - for (ep = 0; ep < hsotg->num_of_eps; ep++) { + for (ep = 1; ep < hsotg->num_of_eps; ep++) { if (hsotg->eps_in[ep]) dwc2_hsotg_ep_disable_lock(&hsotg->eps_in[ep]->ep); if (hsotg->eps_out[ep]) diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index e9a87e1f4950..9095ce52c28c 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -1072,6 +1072,19 @@ static void __dwc3_prepare_one_trb(struct dwc3_ep *dep, struct dwc3_trb *trb, if (usb_endpoint_xfer_bulk(dep->endpoint.desc) && dep->stream_capable) trb->ctrl |= DWC3_TRB_CTRL_SID_SOFN(stream_id); + /* + * As per data book 4.2.3.2TRB Control Bit Rules section + * + * The controller autonomously checks the HWO field of a TRB to determine if the + * entire TRB is valid. Therefore, software must ensure that the rest of the TRB + * is valid before setting the HWO field to '1'. In most systems, this means that + * software must update the fourth DWORD of a TRB last. + * + * However there is a possibility of CPU re-ordering here which can cause + * controller to observe the HWO bit set prematurely. + * Add a write memory barrier to prevent CPU re-ordering. + */ + wmb(); trb->ctrl |= DWC3_TRB_CTRL_HWO; dwc3_ep_inc_enq(dep); diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 8bec0cbf844e..a980799900e7 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -1944,6 +1944,9 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) if (w_index != 0x5 || (w_value >> 8)) break; interface = w_value & 0xFF; + if (interface >= MAX_CONFIG_INTERFACES || + !os_desc_cfg->interface[interface]) + break; buf[6] = w_index; count = count_ext_prop(os_desc_cfg, interface); diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index d8652321e15e..bb0d92837f67 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -1710,16 +1710,24 @@ static void ffs_data_put(struct ffs_data *ffs) static void ffs_data_closed(struct ffs_data *ffs) { + struct ffs_epfile *epfiles; + unsigned long flags; + ENTER(); if (atomic_dec_and_test(&ffs->opened)) { if (ffs->no_disconnect) { ffs->state = FFS_DEACTIVATED; - if (ffs->epfiles) { - ffs_epfiles_destroy(ffs->epfiles, - ffs->eps_count); - ffs->epfiles = NULL; - } + spin_lock_irqsave(&ffs->eps_lock, flags); + epfiles = ffs->epfiles; + ffs->epfiles = NULL; + spin_unlock_irqrestore(&ffs->eps_lock, + flags); + + if (epfiles) + ffs_epfiles_destroy(epfiles, + ffs->eps_count); + if (ffs->setup_state == FFS_SETUP_PENDING) __ffs_ep0_stall(ffs); } else { @@ -1766,14 +1774,27 @@ static struct ffs_data *ffs_data_new(const char *dev_name) static void ffs_data_clear(struct ffs_data *ffs) { + struct ffs_epfile *epfiles; + unsigned long flags; + ENTER(); ffs_closed(ffs); BUG_ON(ffs->gadget); - if (ffs->epfiles) { - ffs_epfiles_destroy(ffs->epfiles, ffs->eps_count); + spin_lock_irqsave(&ffs->eps_lock, flags); + epfiles = ffs->epfiles; + ffs->epfiles = NULL; + spin_unlock_irqrestore(&ffs->eps_lock, flags); + + /* + * potential race possible between ffs_func_eps_disable + * & ffs_epfile_release therefore maintaining a local + * copy of epfile will save us from use-after-free. + */ + if (epfiles) { + ffs_epfiles_destroy(epfiles, ffs->eps_count); ffs->epfiles = NULL; } @@ -1921,12 +1942,15 @@ static void ffs_epfiles_destroy(struct ffs_epfile *epfiles, unsigned count) static void ffs_func_eps_disable(struct ffs_function *func) { - struct ffs_ep *ep = func->eps; - struct ffs_epfile *epfile = func->ffs->epfiles; - unsigned count = func->ffs->eps_count; + struct ffs_ep *ep; + struct ffs_epfile *epfile; + unsigned short count; unsigned long flags; spin_lock_irqsave(&func->ffs->eps_lock, flags); + count = func->ffs->eps_count; + epfile = func->ffs->epfiles; + ep = func->eps; while (count--) { /* pending requests get nuked */ if (likely(ep->ep)) @@ -1944,14 +1968,18 @@ static void ffs_func_eps_disable(struct ffs_function *func) static int ffs_func_eps_enable(struct ffs_function *func) { - struct ffs_data *ffs = func->ffs; - struct ffs_ep *ep = func->eps; - struct ffs_epfile *epfile = ffs->epfiles; - unsigned count = ffs->eps_count; + struct ffs_data *ffs; + struct ffs_ep *ep; + struct ffs_epfile *epfile; + unsigned short count; unsigned long flags; int ret = 0; spin_lock_irqsave(&func->ffs->eps_lock, flags); + ffs = func->ffs; + ep = func->eps; + epfile = ffs->epfiles; + count = ffs->eps_count; while(count--) { ep->ep->driver_data = ep; diff --git a/drivers/usb/gadget/function/f_uac2.c b/drivers/usb/gadget/function/f_uac2.c index dd960cea642f..11cc6056b590 100644 --- a/drivers/usb/gadget/function/f_uac2.c +++ b/drivers/usb/gadget/function/f_uac2.c @@ -176,7 +176,7 @@ static struct uac2_input_terminal_descriptor io_in_it_desc = { .bDescriptorSubtype = UAC_INPUT_TERMINAL, /* .bTerminalID = DYNAMIC */ - .wTerminalType = cpu_to_le16(UAC_INPUT_TERMINAL_UNDEFINED), + .wTerminalType = cpu_to_le16(UAC_INPUT_TERMINAL_MICROPHONE), .bAssocTerminal = 0, /* .bCSourceID = DYNAMIC */ .iChannelNames = 0, @@ -204,7 +204,7 @@ static struct uac2_output_terminal_descriptor io_out_ot_desc = { .bDescriptorSubtype = UAC_OUTPUT_TERMINAL, /* .bTerminalID = DYNAMIC */ - .wTerminalType = cpu_to_le16(UAC_OUTPUT_TERMINAL_UNDEFINED), + .wTerminalType = cpu_to_le16(UAC_OUTPUT_TERMINAL_SPEAKER), .bAssocTerminal = 0, /* .bSourceID = DYNAMIC */ /* .bCSourceID = DYNAMIC */ diff --git a/drivers/usb/gadget/function/rndis.c b/drivers/usb/gadget/function/rndis.c index 64de9f1b874c..d9ed651f06ac 100644 --- a/drivers/usb/gadget/function/rndis.c +++ b/drivers/usb/gadget/function/rndis.c @@ -637,14 +637,17 @@ static int rndis_set_response(struct rndis_params *params, rndis_set_cmplt_type *resp; rndis_resp_t *r; + BufLength = le32_to_cpu(buf->InformationBufferLength); + BufOffset = le32_to_cpu(buf->InformationBufferOffset); + if ((BufLength > RNDIS_MAX_TOTAL_SIZE) || + (BufOffset + 8 >= RNDIS_MAX_TOTAL_SIZE)) + return -EINVAL; + r = rndis_add_response(params, sizeof(rndis_set_cmplt_type)); if (!r) return -ENOMEM; resp = (rndis_set_cmplt_type *)r->buf; - BufLength = le32_to_cpu(buf->InformationBufferLength); - BufOffset = le32_to_cpu(buf->InformationBufferOffset); - #ifdef VERBOSE_DEBUG pr_debug("%s: Length: %d\n", __func__, BufLength); pr_debug("%s: Offset: %d\n", __func__, BufOffset); diff --git a/drivers/usb/gadget/legacy/raw_gadget.c b/drivers/usb/gadget/legacy/raw_gadget.c index 062dfac30399..33efa6915b91 100644 --- a/drivers/usb/gadget/legacy/raw_gadget.c +++ b/drivers/usb/gadget/legacy/raw_gadget.c @@ -1003,7 +1003,7 @@ static int raw_process_ep_io(struct raw_dev *dev, struct usb_raw_ep_io *io, ret = -EBUSY; goto out_unlock; } - if ((in && !ep->ep->caps.dir_in) || (!in && ep->ep->caps.dir_in)) { + if (in != usb_endpoint_dir_in(ep->ep->desc)) { dev_dbg(&dev->gadget->dev, "fail, wrong direction\n"); ret = -EINVAL; goto out_unlock; diff --git a/drivers/usb/gadget/udc/renesas_usb3.c b/drivers/usb/gadget/udc/renesas_usb3.c index 57d417a7c3e0..601829a6b4ba 100644 --- a/drivers/usb/gadget/udc/renesas_usb3.c +++ b/drivers/usb/gadget/udc/renesas_usb3.c @@ -2378,6 +2378,8 @@ static void handle_ext_role_switch_states(struct device *dev, switch (role) { case USB_ROLE_NONE: usb3->connection_state = USB_ROLE_NONE; + if (cur_role == USB_ROLE_HOST) + device_release_driver(host); if (usb3->driver) usb3_disconnect(usb3); usb3_vbus_out(usb3, false); diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c index f26861246f65..8716ada0b138 100644 --- a/drivers/usb/serial/ch341.c +++ b/drivers/usb/serial/ch341.c @@ -85,6 +85,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x1a86, 0x5523) }, { USB_DEVICE(0x1a86, 0x7522) }, { USB_DEVICE(0x1a86, 0x7523) }, + { USB_DEVICE(0x2184, 0x0057) }, { USB_DEVICE(0x4348, 0x5523) }, { USB_DEVICE(0x9986, 0x7523) }, { }, diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index f906c1308f9f..7ac668023da8 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -55,6 +55,7 @@ static void cp210x_enable_event_mode(struct usb_serial_port *port); static void cp210x_disable_event_mode(struct usb_serial_port *port); static const struct usb_device_id id_table[] = { + { USB_DEVICE(0x0404, 0x034C) }, /* NCR Retail IO Box */ { USB_DEVICE(0x045B, 0x0053) }, /* Renesas RX610 RX-Stick */ { USB_DEVICE(0x0471, 0x066A) }, /* AKTAKOM ACE-1001 cable */ { USB_DEVICE(0x0489, 0xE000) }, /* Pirelli Broadband S.p.A, DP-L10 SIP/GSM Mobile */ @@ -72,6 +73,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x0FCF, 0x1004) }, /* Dynastream ANT2USB */ { USB_DEVICE(0x0FCF, 0x1006) }, /* Dynastream ANT development board */ { USB_DEVICE(0x0FDE, 0xCA05) }, /* OWL Wireless Electricity Monitor CM-160 */ + { USB_DEVICE(0x106F, 0x0003) }, /* CPI / Money Controls Bulk Coin Recycler */ { USB_DEVICE(0x10A6, 0xAA26) }, /* Knock-off DCU-11 cable */ { USB_DEVICE(0x10AB, 0x10C5) }, /* Siemens MC60 Cable */ { USB_DEVICE(0x10B5, 0xAC70) }, /* Nokia CA-42 USB */ diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index dfcf79bdfddc..b74621dc2a65 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -969,6 +969,7 @@ static const struct usb_device_id id_table_combined[] = { { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_023_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_VX_034_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_101_PID) }, + { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_159_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_1_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_2_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_3_PID) }, @@ -977,12 +978,14 @@ static const struct usb_device_id id_table_combined[] = { { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_6_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_7_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_160_8_PID) }, + { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_235_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_257_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_1_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_2_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_3_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_279_4_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_313_PID) }, + { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_320_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_324_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_1_PID) }, { USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_346_2_PID) }, diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index 755858ca20ba..d1a9564697a4 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -1506,6 +1506,9 @@ #define BRAINBOXES_VX_023_PID 0x1003 /* VX-023 ExpressCard 1 Port RS422/485 */ #define BRAINBOXES_VX_034_PID 0x1004 /* VX-034 ExpressCard 2 Port RS422/485 */ #define BRAINBOXES_US_101_PID 0x1011 /* US-101 1xRS232 */ +#define BRAINBOXES_US_159_PID 0x1021 /* US-159 1xRS232 */ +#define BRAINBOXES_US_235_PID 0x1017 /* US-235 1xRS232 */ +#define BRAINBOXES_US_320_PID 0x1019 /* US-320 1xRS422/485 */ #define BRAINBOXES_US_324_PID 0x1013 /* US-324 1xRS422/485 1Mbaud */ #define BRAINBOXES_US_606_1_PID 0x2001 /* US-606 6 Port RS232 Serial Port 1 and 2 */ #define BRAINBOXES_US_606_2_PID 0x2002 /* US-606 6 Port RS232 Serial Port 3 and 4 */ diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 21b1488fe446..c39c505b081b 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -1649,6 +1649,8 @@ static const struct usb_device_id option_ids[] = { .driver_info = RSVD(2) }, { USB_DEVICE_INTERFACE_CLASS(ZTE_VENDOR_ID, 0x1476, 0xff) }, /* GosunCn ZTE WeLink ME3630 (ECM/NCM mode) */ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1481, 0xff, 0x00, 0x00) }, /* ZTE MF871A */ + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1485, 0xff, 0xff, 0xff), /* ZTE MF286D */ + .driver_info = RSVD(5) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1533, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1534, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1535, 0xff, 0xff, 0xff) }, diff --git a/fs/nfs/callback.h b/fs/nfs/callback.h index 6a2033131c06..ccd4f245cae2 100644 --- a/fs/nfs/callback.h +++ b/fs/nfs/callback.h @@ -170,7 +170,7 @@ struct cb_devicenotifyitem { }; struct cb_devicenotifyargs { - int ndevs; + uint32_t ndevs; struct cb_devicenotifyitem *devs; }; diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c index be546ece383f..b44219ce60b8 100644 --- a/fs/nfs/callback_proc.c +++ b/fs/nfs/callback_proc.c @@ -353,7 +353,7 @@ __be32 nfs4_callback_devicenotify(void *argp, void *resp, struct cb_process_state *cps) { struct cb_devicenotifyargs *args = argp; - int i; + uint32_t i; __be32 res = 0; struct nfs_client *clp = cps->clp; struct nfs_server *server = NULL; diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c index 79ff172eb1c8..1725079a0527 100644 --- a/fs/nfs/callback_xdr.c +++ b/fs/nfs/callback_xdr.c @@ -259,11 +259,9 @@ __be32 decode_devicenotify_args(struct svc_rqst *rqstp, void *argp) { struct cb_devicenotifyargs *args = argp; + uint32_t tmp, n, i; __be32 *p; __be32 status = 0; - u32 tmp; - int n, i; - args->ndevs = 0; /* Num of device notifications */ p = xdr_inline_decode(xdr, sizeof(uint32_t)); @@ -272,7 +270,7 @@ __be32 decode_devicenotify_args(struct svc_rqst *rqstp, goto out; } n = ntohl(*p++); - if (n <= 0) + if (n == 0) goto out; if (n > ULONG_MAX / sizeof(*args->devs)) { status = htonl(NFS4ERR_BADXDR); @@ -331,19 +329,21 @@ __be32 decode_devicenotify_args(struct svc_rqst *rqstp, dev->cbd_immediate = 0; } - args->ndevs++; - dprintk("%s: type %d layout 0x%x immediate %d\n", __func__, dev->cbd_notify_type, dev->cbd_layout_type, dev->cbd_immediate); } + args->ndevs = n; + dprintk("%s: ndevs %d\n", __func__, args->ndevs); + return 0; +err: + kfree(args->devs); out: + args->devs = NULL; + args->ndevs = 0; dprintk("%s: status %d ndevs %d\n", __func__, ntohl(status), args->ndevs); return status; -err: - kfree(args->devs); - goto out; } static __be32 decode_sessionid(struct xdr_stream *xdr, diff --git a/fs/nfs/client.c b/fs/nfs/client.c index 723d425796cc..818ff8b1b99d 100644 --- a/fs/nfs/client.c +++ b/fs/nfs/client.c @@ -177,6 +177,7 @@ struct nfs_client *nfs_alloc_client(const struct nfs_client_initdata *cl_init) INIT_LIST_HEAD(&clp->cl_superblocks); clp->cl_rpcclient = ERR_PTR(-EINVAL); + clp->cl_flags = cl_init->init_flags; clp->cl_proto = cl_init->proto; clp->cl_nconnect = cl_init->nconnect; clp->cl_net = get_net(cl_init->net); @@ -426,7 +427,6 @@ struct nfs_client *nfs_get_client(const struct nfs_client_initdata *cl_init) list_add_tail(&new->cl_share_link, &nn->nfs_client_list); spin_unlock(&nn->nfs_client_lock); - new->cl_flags = cl_init->init_flags; return rpc_ops->init_client(new, cl_init); } diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index a23b7a5dec9e..682c7b45d8b7 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -2489,7 +2489,7 @@ static struct nfs_access_entry *nfs_access_search_rbtree(struct inode *inode, co return NULL; } -static int nfs_access_get_cached_locked(struct inode *inode, const struct cred *cred, struct nfs_access_entry *res, bool may_block) +static int nfs_access_get_cached_locked(struct inode *inode, const struct cred *cred, u32 *mask, bool may_block) { struct nfs_inode *nfsi = NFS_I(inode); struct nfs_access_entry *cache; @@ -2519,8 +2519,7 @@ static int nfs_access_get_cached_locked(struct inode *inode, const struct cred * spin_lock(&inode->i_lock); retry = false; } - res->cred = cache->cred; - res->mask = cache->mask; + *mask = cache->mask; list_move_tail(&cache->lru, &nfsi->access_cache_entry_lru); err = 0; out: @@ -2532,7 +2531,7 @@ static int nfs_access_get_cached_locked(struct inode *inode, const struct cred * return -ENOENT; } -static int nfs_access_get_cached_rcu(struct inode *inode, const struct cred *cred, struct nfs_access_entry *res) +static int nfs_access_get_cached_rcu(struct inode *inode, const struct cred *cred, u32 *mask) { /* Only check the most recently returned cache entry, * but do it without locking. @@ -2554,22 +2553,21 @@ static int nfs_access_get_cached_rcu(struct inode *inode, const struct cred *cre goto out; if (nfs_check_cache_invalid(inode, NFS_INO_INVALID_ACCESS)) goto out; - res->cred = cache->cred; - res->mask = cache->mask; + *mask = cache->mask; err = 0; out: rcu_read_unlock(); return err; } -int nfs_access_get_cached(struct inode *inode, const struct cred *cred, struct -nfs_access_entry *res, bool may_block) +int nfs_access_get_cached(struct inode *inode, const struct cred *cred, + u32 *mask, bool may_block) { int status; - status = nfs_access_get_cached_rcu(inode, cred, res); + status = nfs_access_get_cached_rcu(inode, cred, mask); if (status != 0) - status = nfs_access_get_cached_locked(inode, cred, res, + status = nfs_access_get_cached_locked(inode, cred, mask, may_block); return status; @@ -2690,7 +2688,7 @@ static int nfs_do_access(struct inode *inode, const struct cred *cred, int mask) trace_nfs_access_enter(inode); - status = nfs_access_get_cached(inode, cred, &cache, may_block); + status = nfs_access_get_cached(inode, cred, &cache.mask, may_block); if (status == 0) goto out_cached; diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h index 3e344bec3647..6d916563356e 100644 --- a/fs/nfs/nfs4_fs.h +++ b/fs/nfs/nfs4_fs.h @@ -281,7 +281,8 @@ struct rpc_clnt *nfs4_negotiate_security(struct rpc_clnt *, struct inode *, int nfs4_submount(struct fs_context *, struct nfs_server *); int nfs4_replace_transport(struct nfs_server *server, const struct nfs4_fs_locations *locations); - +size_t nfs_parse_server_name(char *string, size_t len, struct sockaddr *sa, + size_t salen, struct net *net, int port); /* nfs4proc.c */ extern int nfs4_handle_exception(struct nfs_server *, int, struct nfs4_exception *); extern int nfs4_async_handle_error(struct rpc_task *task, diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c index 6d74f2e2de46..0e6437b08a3a 100644 --- a/fs/nfs/nfs4client.c +++ b/fs/nfs/nfs4client.c @@ -1330,8 +1330,11 @@ int nfs4_update_server(struct nfs_server *server, const char *hostname, } nfs_put_client(clp); - if (server->nfs_client->cl_hostname == NULL) + if (server->nfs_client->cl_hostname == NULL) { server->nfs_client->cl_hostname = kstrdup(hostname, GFP_KERNEL); + if (server->nfs_client->cl_hostname == NULL) + return -ENOMEM; + } nfs_server_insert_lists(server); return nfs_probe_destination(server); diff --git a/fs/nfs/nfs4namespace.c b/fs/nfs/nfs4namespace.c index 873342308dc0..3680c8da510c 100644 --- a/fs/nfs/nfs4namespace.c +++ b/fs/nfs/nfs4namespace.c @@ -164,16 +164,21 @@ static int nfs4_validate_fspath(struct dentry *dentry, return 0; } -static size_t nfs_parse_server_name(char *string, size_t len, - struct sockaddr *sa, size_t salen, struct net *net) +size_t nfs_parse_server_name(char *string, size_t len, struct sockaddr *sa, + size_t salen, struct net *net, int port) { ssize_t ret; ret = rpc_pton(net, string, len, sa, salen); if (ret == 0) { - ret = nfs_dns_resolve_name(net, string, len, sa, salen); - if (ret < 0) - ret = 0; + ret = rpc_uaddr2sockaddr(net, string, len, sa, salen); + if (ret == 0) { + ret = nfs_dns_resolve_name(net, string, len, sa, salen); + if (ret < 0) + ret = 0; + } + } else if (port) { + rpc_set_port(sa, port); } return ret; } @@ -328,7 +333,7 @@ static int try_location(struct fs_context *fc, nfs_parse_server_name(buf->data, buf->len, &ctx->nfs_server.address, sizeof(ctx->nfs_server._address), - fc->net_ns); + fc->net_ns, 0); if (ctx->nfs_server.addrlen == 0) continue; @@ -496,7 +501,7 @@ static int nfs4_try_replacing_one_location(struct nfs_server *server, continue; salen = nfs_parse_server_name(buf->data, buf->len, - sap, addr_bufsize, net); + sap, addr_bufsize, net, 0); if (salen == 0) continue; rpc_set_port(sap, NFS_PORT); diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 3106bd28b113..d222a980164b 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -7597,7 +7597,7 @@ static int nfs4_xattr_set_nfs4_user(const struct xattr_handler *handler, const char *key, const void *buf, size_t buflen, int flags) { - struct nfs_access_entry cache; + u32 mask; int ret; if (!nfs_server_capable(inode, NFS_CAP_XATTR)) @@ -7612,8 +7612,8 @@ static int nfs4_xattr_set_nfs4_user(const struct xattr_handler *handler, * do a cached access check for the XA* flags to possibly avoid * doing an RPC and getting EACCES back. */ - if (!nfs_access_get_cached(inode, current_cred(), &cache, true)) { - if (!(cache.mask & NFS_ACCESS_XAWRITE)) + if (!nfs_access_get_cached(inode, current_cred(), &mask, true)) { + if (!(mask & NFS_ACCESS_XAWRITE)) return -EACCES; } @@ -7634,14 +7634,14 @@ static int nfs4_xattr_get_nfs4_user(const struct xattr_handler *handler, struct dentry *unused, struct inode *inode, const char *key, void *buf, size_t buflen) { - struct nfs_access_entry cache; + u32 mask; ssize_t ret; if (!nfs_server_capable(inode, NFS_CAP_XATTR)) return -EOPNOTSUPP; - if (!nfs_access_get_cached(inode, current_cred(), &cache, true)) { - if (!(cache.mask & NFS_ACCESS_XAREAD)) + if (!nfs_access_get_cached(inode, current_cred(), &mask, true)) { + if (!(mask & NFS_ACCESS_XAREAD)) return -EACCES; } @@ -7666,13 +7666,13 @@ nfs4_listxattr_nfs4_user(struct inode *inode, char *list, size_t list_len) ssize_t ret, size; char *buf; size_t buflen; - struct nfs_access_entry cache; + u32 mask; if (!nfs_server_capable(inode, NFS_CAP_XATTR)) return 0; - if (!nfs_access_get_cached(inode, current_cred(), &cache, true)) { - if (!(cache.mask & NFS_ACCESS_XALIST)) + if (!nfs_access_get_cached(inode, current_cred(), &mask, true)) { + if (!(mask & NFS_ACCESS_XALIST)) return 0; } diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c index 4bf10792cb5b..cbeec29e9f21 100644 --- a/fs/nfs/nfs4state.c +++ b/fs/nfs/nfs4state.c @@ -2104,6 +2104,9 @@ static int nfs4_try_migration(struct nfs_server *server, const struct cred *cred } result = -NFS4ERR_NXIO; + if (!locations->nlocations) + goto out; + if (!(locations->fattr.valid & NFS_ATTR_FATTR_V4_LOCATIONS)) { dprintk("<-- %s: No fs_locations data, migration skipped\n", __func__); diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index c16b93df1bc1..e2f0e3446e22 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -3680,8 +3680,6 @@ static int decode_attr_fs_locations(struct xdr_stream *xdr, uint32_t *bitmap, st if (unlikely(!p)) goto out_eio; n = be32_to_cpup(p); - if (n <= 0) - goto out_eio; for (res->nlocations = 0; res->nlocations < n; res->nlocations++) { u32 m; struct nfs4_fs_location *loc; @@ -4184,10 +4182,11 @@ static int decode_attr_security_label(struct xdr_stream *xdr, uint32_t *bitmap, } else printk(KERN_WARNING "%s: label too long (%u)!\n", __func__, len); + if (label && label->label) + dprintk("%s: label=%.*s, len=%d, PI=%d, LFS=%d\n", + __func__, label->len, (char *)label->label, + label->len, label->pi, label->lfs); } - if (label && label->label) - dprintk("%s: label=%s, len=%d, PI=%d, LFS=%d\n", __func__, - (char *)label->label, label->len, label->pi, label->lfs); return status; } diff --git a/fs/nfsd/nfs3proc.c b/fs/nfsd/nfs3proc.c index a633044b0dc1..981a4e4c9a3c 100644 --- a/fs/nfsd/nfs3proc.c +++ b/fs/nfsd/nfs3proc.c @@ -183,6 +183,11 @@ nfsd3_proc_write(struct svc_rqst *rqstp) (unsigned long long) argp->offset, argp->stable? " stable" : ""); + resp->status = nfserr_fbig; + if (argp->offset > (u64)OFFSET_MAX || + argp->offset + argp->len > (u64)OFFSET_MAX) + return rpc_success; + fh_copy(&resp->fh, &argp->fh); resp->committed = argp->stable; nvecs = svc_fill_write_vector(rqstp, rqstp->rq_arg.pages, diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c index 00440337efc1..7850d141c762 100644 --- a/fs/nfsd/nfs4proc.c +++ b/fs/nfsd/nfs4proc.c @@ -1008,8 +1008,9 @@ nfsd4_write(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, unsigned long cnt; int nvecs; - if (write->wr_offset >= OFFSET_MAX) - return nfserr_inval; + if (write->wr_offset > (u64)OFFSET_MAX || + write->wr_offset + write->wr_buflen > (u64)OFFSET_MAX) + return nfserr_fbig; cnt = write->wr_buflen; trace_nfsd_write_start(rqstp, &cstate->current_fh, diff --git a/fs/nfsd/trace.h b/fs/nfsd/trace.h index c8ca73d69ad0..a952f4a9b2a6 100644 --- a/fs/nfsd/trace.h +++ b/fs/nfsd/trace.h @@ -175,14 +175,14 @@ TRACE_EVENT(nfsd_export_update, DECLARE_EVENT_CLASS(nfsd_io_class, TP_PROTO(struct svc_rqst *rqstp, struct svc_fh *fhp, - loff_t offset, - unsigned long len), + u64 offset, + u32 len), TP_ARGS(rqstp, fhp, offset, len), TP_STRUCT__entry( __field(u32, xid) __field(u32, fh_hash) - __field(loff_t, offset) - __field(unsigned long, len) + __field(u64, offset) + __field(u32, len) ), TP_fast_assign( __entry->xid = be32_to_cpu(rqstp->rq_xid); @@ -190,7 +190,7 @@ DECLARE_EVENT_CLASS(nfsd_io_class, __entry->offset = offset; __entry->len = len; ), - TP_printk("xid=0x%08x fh_hash=0x%08x offset=%lld len=%lu", + TP_printk("xid=0x%08x fh_hash=0x%08x offset=%llu len=%u", __entry->xid, __entry->fh_hash, __entry->offset, __entry->len) ) @@ -199,8 +199,8 @@ DECLARE_EVENT_CLASS(nfsd_io_class, DEFINE_EVENT(nfsd_io_class, nfsd_##name, \ TP_PROTO(struct svc_rqst *rqstp, \ struct svc_fh *fhp, \ - loff_t offset, \ - unsigned long len), \ + u64 offset, \ + u32 len), \ TP_ARGS(rqstp, fhp, offset, len)) DEFINE_NFSD_IO_EVENT(read_start); diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index aff5cd382fef..1e0a3497bdb4 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -501,8 +501,8 @@ extern int nfs_instantiate(struct dentry *dentry, struct nfs_fh *fh, struct nfs_fattr *fattr, struct nfs4_label *label); extern int nfs_may_open(struct inode *inode, const struct cred *cred, int openflags); extern void nfs_access_zap_cache(struct inode *inode); -extern int nfs_access_get_cached(struct inode *inode, const struct cred *cred, struct nfs_access_entry *res, - bool may_block); +extern int nfs_access_get_cached(struct inode *inode, const struct cred *cred, + u32 *mask, bool may_block); /* * linux/fs/nfs/symlink.c diff --git a/include/linux/suspend.h b/include/linux/suspend.h index 8af13ba60c7e..4bcd65679cee 100644 --- a/include/linux/suspend.h +++ b/include/linux/suspend.h @@ -430,15 +430,7 @@ struct platform_hibernation_ops { #ifdef CONFIG_HIBERNATION /* kernel/power/snapshot.c */ -extern void __register_nosave_region(unsigned long b, unsigned long e, int km); -static inline void __init register_nosave_region(unsigned long b, unsigned long e) -{ - __register_nosave_region(b, e, 0); -} -static inline void __init register_nosave_region_late(unsigned long b, unsigned long e) -{ - __register_nosave_region(b, e, 1); -} +extern void register_nosave_region(unsigned long b, unsigned long e); extern int swsusp_page_is_forbidden(struct page *); extern void swsusp_set_page_free(struct page *); extern void swsusp_unset_page_free(struct page *); @@ -457,7 +449,6 @@ int pfn_is_nosave(unsigned long pfn); int hibernate_quiet_exec(int (*func)(void *data), void *data); #else /* CONFIG_HIBERNATION */ static inline void register_nosave_region(unsigned long b, unsigned long e) {} -static inline void register_nosave_region_late(unsigned long b, unsigned long e) {} static inline int swsusp_page_is_forbidden(struct page *p) { return 0; } static inline void swsusp_set_page_free(struct page *p) {} static inline void swsusp_unset_page_free(struct page *p) {} @@ -505,14 +496,14 @@ extern void ksys_sync_helper(void); /* drivers/base/power/wakeup.c */ extern bool events_check_enabled; -extern unsigned int pm_wakeup_irq; extern suspend_state_t pm_suspend_target_state; extern bool pm_wakeup_pending(void); extern void pm_system_wakeup(void); extern void pm_system_cancel_wakeup(void); -extern void pm_wakeup_clear(bool reset); +extern void pm_wakeup_clear(unsigned int irq_number); extern void pm_system_irq_wakeup(unsigned int irq_number); +extern unsigned int pm_wakeup_irq(void); extern bool pm_get_wakeup_count(unsigned int *count, bool block); extern bool pm_save_wakeup_count(unsigned int count); extern void pm_wakep_autosleep_enabled(bool set); diff --git a/include/net/dst_metadata.h b/include/net/dst_metadata.h index 14efa0ded75d..adab27ba1ecb 100644 --- a/include/net/dst_metadata.h +++ b/include/net/dst_metadata.h @@ -123,8 +123,20 @@ static inline struct metadata_dst *tun_dst_unclone(struct sk_buff *skb) memcpy(&new_md->u.tun_info, &md_dst->u.tun_info, sizeof(struct ip_tunnel_info) + md_size); +#ifdef CONFIG_DST_CACHE + /* Unclone the dst cache if there is one */ + if (new_md->u.tun_info.dst_cache.cache) { + int ret; + + ret = dst_cache_init(&new_md->u.tun_info.dst_cache, GFP_ATOMIC); + if (ret) { + metadata_dst_free(new_md); + return ERR_PTR(ret); + } + } +#endif + skb_dst_drop(skb); - dst_hold(&new_md->dst); skb_dst_set(skb, &new_md->dst); return new_md; } diff --git a/include/uapi/linux/netfilter/nf_conntrack_common.h b/include/uapi/linux/netfilter/nf_conntrack_common.h index 4b3395082d15..26071021e986 100644 --- a/include/uapi/linux/netfilter/nf_conntrack_common.h +++ b/include/uapi/linux/netfilter/nf_conntrack_common.h @@ -106,7 +106,7 @@ enum ip_conntrack_status { IPS_NAT_CLASH = IPS_UNTRACKED, #endif - /* Conntrack got a helper explicitly attached via CT target. */ + /* Conntrack got a helper explicitly attached (ruleset, ctnetlink). */ IPS_HELPER_BIT = 13, IPS_HELPER = (1 << IPS_HELPER_BIT), diff --git a/kernel/events/core.c b/kernel/events/core.c index c6493f7e0235..c8b3f94f0dbb 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -838,7 +838,7 @@ static DEFINE_PER_CPU(struct list_head, cgrp_cpuctx_list); */ static void perf_cgroup_switch(struct task_struct *task, int mode) { - struct perf_cpu_context *cpuctx; + struct perf_cpu_context *cpuctx, *tmp; struct list_head *list; unsigned long flags; @@ -849,7 +849,7 @@ static void perf_cgroup_switch(struct task_struct *task, int mode) local_irq_save(flags); list = this_cpu_ptr(&cgrp_cpuctx_list); - list_for_each_entry(cpuctx, list, cgrp_cpuctx_entry) { + list_for_each_entry_safe(cpuctx, tmp, list, cgrp_cpuctx_entry) { WARN_ON_ONCE(cpuctx->ctx.nr_cgroups == 0); perf_ctx_lock(cpuctx, cpuctx->task_ctx); @@ -5877,6 +5877,8 @@ static void ring_buffer_attach(struct perf_event *event, struct perf_buffer *old_rb = NULL; unsigned long flags; + WARN_ON_ONCE(event->parent); + if (event->rb) { /* * Should be impossible, we set this when removing @@ -5934,6 +5936,9 @@ static void ring_buffer_wakeup(struct perf_event *event) { struct perf_buffer *rb; + if (event->parent) + event = event->parent; + rcu_read_lock(); rb = rcu_dereference(event->rb); if (rb) { @@ -5947,6 +5952,9 @@ struct perf_buffer *ring_buffer_get(struct perf_event *event) { struct perf_buffer *rb; + if (event->parent) + event = event->parent; + rcu_read_lock(); rb = rcu_dereference(event->rb); if (rb) { @@ -6618,7 +6626,7 @@ static unsigned long perf_prepare_sample_aux(struct perf_event *event, if (WARN_ON_ONCE(READ_ONCE(sampler->oncpu) != smp_processor_id())) goto out; - rb = ring_buffer_get(sampler->parent ? sampler->parent : sampler); + rb = ring_buffer_get(sampler); if (!rb) goto out; @@ -6684,7 +6692,7 @@ static void perf_aux_sample_output(struct perf_event *event, if (WARN_ON_ONCE(!sampler || !data->aux_size)) return; - rb = ring_buffer_get(sampler->parent ? sampler->parent : sampler); + rb = ring_buffer_get(sampler); if (!rb) return; diff --git a/kernel/power/main.c b/kernel/power/main.c index 0aefd6f57e0a..d6140ed15d0b 100644 --- a/kernel/power/main.c +++ b/kernel/power/main.c @@ -504,7 +504,10 @@ static ssize_t pm_wakeup_irq_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf) { - return pm_wakeup_irq ? sprintf(buf, "%u\n", pm_wakeup_irq) : -ENODATA; + if (!pm_wakeup_irq()) + return -ENODATA; + + return sprintf(buf, "%u\n", pm_wakeup_irq()); } power_attr_ro(pm_wakeup_irq); diff --git a/kernel/power/process.c b/kernel/power/process.c index 45b054b7b5ec..b9faa363c46a 100644 --- a/kernel/power/process.c +++ b/kernel/power/process.c @@ -134,7 +134,7 @@ int freeze_processes(void) if (!pm_freezing) atomic_inc(&system_freezing_cnt); - pm_wakeup_clear(true); + pm_wakeup_clear(0); pr_info("Freezing user space processes ... "); pm_freezing = true; error = try_to_freeze_tasks(true); diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c index 46b1804c1ddf..1da013f50059 100644 --- a/kernel/power/snapshot.c +++ b/kernel/power/snapshot.c @@ -944,8 +944,7 @@ static void memory_bm_recycle(struct memory_bitmap *bm) * Register a range of page frames the contents of which should not be saved * during hibernation (to be used in the early initialization code). */ -void __init __register_nosave_region(unsigned long start_pfn, - unsigned long end_pfn, int use_kmalloc) +void __init register_nosave_region(unsigned long start_pfn, unsigned long end_pfn) { struct nosave_region *region; @@ -961,18 +960,12 @@ void __init __register_nosave_region(unsigned long start_pfn, goto Report; } } - if (use_kmalloc) { - /* During init, this shouldn't fail */ - region = kmalloc(sizeof(struct nosave_region), GFP_KERNEL); - BUG_ON(!region); - } else { - /* This allocation cannot fail */ - region = memblock_alloc(sizeof(struct nosave_region), - SMP_CACHE_BYTES); - if (!region) - panic("%s: Failed to allocate %zu bytes\n", __func__, - sizeof(struct nosave_region)); - } + /* This allocation cannot fail */ + region = memblock_alloc(sizeof(struct nosave_region), + SMP_CACHE_BYTES); + if (!region) + panic("%s: Failed to allocate %zu bytes\n", __func__, + sizeof(struct nosave_region)); region->start_pfn = start_pfn; region->end_pfn = end_pfn; list_add_tail(®ion->list, &nosave_regions); diff --git a/kernel/power/suspend.c b/kernel/power/suspend.c index 32391acc806b..4aa4d5d3947f 100644 --- a/kernel/power/suspend.c +++ b/kernel/power/suspend.c @@ -138,8 +138,6 @@ static void s2idle_loop(void) break; } - pm_wakeup_clear(false); - s2idle_enter(); } diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c index 1557a20b6500..41a9bd52e1fd 100644 --- a/kernel/trace/trace_events_hist.c +++ b/kernel/trace/trace_events_hist.c @@ -2154,6 +2154,8 @@ static struct hist_field *parse_unary(struct hist_trigger_data *hist_data, (HIST_FIELD_FL_TIMESTAMP | HIST_FIELD_FL_TIMESTAMP_USECS); expr->fn = hist_field_unary_minus; expr->operands[0] = operand1; + expr->size = operand1->size; + expr->is_signed = operand1->is_signed; expr->operator = FIELD_OP_UNARY_MINUS; expr->name = expr_str(expr, 0); expr->type = kstrdup(operand1->type, GFP_KERNEL); @@ -2293,6 +2295,7 @@ static struct hist_field *parse_expr(struct hist_trigger_data *hist_data, /* The operand sizes should be the same, so just pick one */ expr->size = operand1->size; + expr->is_signed = operand1->is_signed; expr->operator = field_op; expr->name = expr_str(expr, 0); diff --git a/net/can/isotp.c b/net/can/isotp.c index 53ce5b6448a5..37db4d232313 100644 --- a/net/can/isotp.c +++ b/net/can/isotp.c @@ -56,6 +56,7 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/interrupt.h> +#include <linux/spinlock.h> #include <linux/hrtimer.h> #include <linux/wait.h> #include <linux/uio.h> @@ -145,6 +146,7 @@ struct isotp_sock { struct tpcon rx, tx; struct list_head notifier; wait_queue_head_t wait; + spinlock_t rx_lock; /* protect single thread state machine */ }; static LIST_HEAD(isotp_notifier_list); @@ -615,11 +617,17 @@ static void isotp_rcv(struct sk_buff *skb, void *data) n_pci_type = cf->data[ae] & 0xF0; + /* Make sure the state changes and data structures stay consistent at + * CAN frame reception time. This locking is not needed in real world + * use cases but the inconsistency can be triggered with syzkaller. + */ + spin_lock(&so->rx_lock); + if (so->opt.flags & CAN_ISOTP_HALF_DUPLEX) { /* check rx/tx path half duplex expectations */ if ((so->tx.state != ISOTP_IDLE && n_pci_type != N_PCI_FC) || (so->rx.state != ISOTP_IDLE && n_pci_type == N_PCI_FC)) - return; + goto out_unlock; } switch (n_pci_type) { @@ -668,6 +676,9 @@ static void isotp_rcv(struct sk_buff *skb, void *data) isotp_rcv_cf(sk, cf, ae, skb); break; } + +out_unlock: + spin_unlock(&so->rx_lock); } static void isotp_fill_dataframe(struct canfd_frame *cf, struct isotp_sock *so, @@ -874,24 +885,24 @@ static int isotp_sendmsg(struct socket *sock, struct msghdr *msg, size_t size) if (!size || size > MAX_MSG_LENGTH) { err = -EINVAL; - goto err_out; + goto err_out_drop; } err = memcpy_from_msg(so->tx.buf, msg, size); if (err < 0) - goto err_out; + goto err_out_drop; dev = dev_get_by_index(sock_net(sk), so->ifindex); if (!dev) { err = -ENXIO; - goto err_out; + goto err_out_drop; } skb = sock_alloc_send_skb(sk, so->ll.mtu + sizeof(struct can_skb_priv), msg->msg_flags & MSG_DONTWAIT, &err); if (!skb) { dev_put(dev); - goto err_out; + goto err_out_drop; } can_skb_reserve(skb); @@ -956,7 +967,7 @@ static int isotp_sendmsg(struct socket *sock, struct msghdr *msg, size_t size) if (err) { pr_notice_once("can-isotp: %s: can_send_ret %d\n", __func__, err); - goto err_out; + goto err_out_drop; } if (wait_tx_done) { @@ -969,6 +980,9 @@ static int isotp_sendmsg(struct socket *sock, struct msghdr *msg, size_t size) return size; +err_out_drop: + /* drop this PDU and unlock a potential wait queue */ + old_state = ISOTP_IDLE; err_out: so->tx.state = old_state; if (so->tx.state == ISOTP_IDLE) @@ -1407,6 +1421,7 @@ static int isotp_init(struct sock *sk) so->txtimer.function = isotp_tx_timer_handler; init_waitqueue_head(&so->wait); + spin_lock_init(&so->rx_lock); spin_lock(&isotp_notifier_lock); list_add_tail(&so->notifier, &isotp_notifier_list); diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 939792a38814..be1976536f1c 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -261,7 +261,9 @@ static int __net_init ipmr_rules_init(struct net *net) return 0; err2: + rtnl_lock(); ipmr_free_table(mrt); + rtnl_unlock(); err1: fib_rules_unregister(ops); return err; diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index 06b0d2c329b9..41cb348a7c3c 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -248,7 +248,9 @@ static int __net_init ip6mr_rules_init(struct net *net) return 0; err2: + rtnl_lock(); ip6mr_free_table(mrt); + rtnl_unlock(); err1: fib_rules_unregister(ops); return err; diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index c6bcc28ae338..eeeaa34b3e7b 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -2283,7 +2283,8 @@ ctnetlink_create_conntrack(struct net *net, if (helper->from_nlattr) helper->from_nlattr(helpinfo, ct); - /* not in hash table yet so not strictly necessary */ + /* disable helper auto-assignment for this entry */ + ct->status |= IPS_HELPER; RCU_INIT_POINTER(help->helper, helper); } } else { diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c index 7b24582a8a16..6758968e7932 100644 --- a/net/sched/sch_api.c +++ b/net/sched/sch_api.c @@ -1204,7 +1204,7 @@ static struct Qdisc *qdisc_create(struct net_device *dev, err = -ENOENT; if (!ops) { - NL_SET_ERR_MSG(extack, "Specified qdisc not found"); + NL_SET_ERR_MSG(extack, "Specified qdisc kind is unknown"); goto err_out; } diff --git a/net/tipc/name_distr.c b/net/tipc/name_distr.c index fe4edce459ad..a757fe28bcb5 100644 --- a/net/tipc/name_distr.c +++ b/net/tipc/name_distr.c @@ -315,7 +315,7 @@ static bool tipc_update_nametbl(struct net *net, struct distr_item *i, pr_warn_ratelimited("Failed to remove binding %u,%u from %x\n", type, lower, node); } else { - pr_warn("Unrecognized name table message received\n"); + pr_warn_ratelimited("Unknown name table message received\n"); } return false; } diff --git a/scripts/Makefile.extrawarn b/scripts/Makefile.extrawarn index 6baee1200615..23d3967786b9 100644 --- a/scripts/Makefile.extrawarn +++ b/scripts/Makefile.extrawarn @@ -51,6 +51,7 @@ KBUILD_CFLAGS += -Wno-sign-compare KBUILD_CFLAGS += -Wno-format-zero-length KBUILD_CFLAGS += $(call cc-disable-warning, pointer-to-enum-cast) KBUILD_CFLAGS += -Wno-tautological-constant-out-of-range-compare +KBUILD_CFLAGS += $(call cc-disable-warning, unaligned-access) endif endif diff --git a/security/integrity/ima/ima_fs.c b/security/integrity/ima/ima_fs.c index ea8ff8a07b36..98d5a800fe5b 100644 --- a/security/integrity/ima/ima_fs.c +++ b/security/integrity/ima/ima_fs.c @@ -496,12 +496,12 @@ int __init ima_fs_init(void) return 0; out: + securityfs_remove(ima_policy); securityfs_remove(violations); securityfs_remove(runtime_measurements_count); securityfs_remove(ascii_runtime_measurements); securityfs_remove(binary_runtime_measurements); securityfs_remove(ima_symlink); securityfs_remove(ima_dir); - securityfs_remove(ima_policy); return -1; } diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c index 9b5adeaa47fc..e737c216efc4 100644 --- a/security/integrity/ima/ima_policy.c +++ b/security/integrity/ima/ima_policy.c @@ -1636,6 +1636,14 @@ int ima_policy_show(struct seq_file *m, void *v) rcu_read_lock(); + /* Do not print rules with inactive LSM labels */ + for (i = 0; i < MAX_LSM_RULES; i++) { + if (entry->lsm[i].args_p && !entry->lsm[i].rule) { + rcu_read_unlock(); + return 0; + } + } + if (entry->action & MEASURE) seq_puts(m, pt(Opt_measure)); if (entry->action & DONT_MEASURE) diff --git a/security/integrity/ima/ima_template.c b/security/integrity/ima/ima_template.c index f83255a39e65..f64c01d53e96 100644 --- a/security/integrity/ima/ima_template.c +++ b/security/integrity/ima/ima_template.c @@ -27,6 +27,7 @@ static struct ima_template_desc builtin_templates[] = { static LIST_HEAD(defined_templates); static DEFINE_SPINLOCK(template_list); +static int template_setup_done; static const struct ima_template_field supported_fields[] = { {.field_id = "d", .field_init = ima_eventdigest_init, @@ -80,10 +81,11 @@ static int __init ima_template_setup(char *str) struct ima_template_desc *template_desc; int template_len = strlen(str); - if (ima_template) + if (template_setup_done) return 1; - ima_init_template_list(); + if (!ima_template) + ima_init_template_list(); /* * Verify that a template with the supplied name exists. @@ -107,6 +109,7 @@ static int __init ima_template_setup(char *str) } ima_template = template_desc; + template_setup_done = 1; return 1; } __setup("ima_template=", ima_template_setup); @@ -115,7 +118,7 @@ static int __init ima_template_fmt_setup(char *str) { int num_templates = ARRAY_SIZE(builtin_templates); - if (ima_template) + if (template_setup_done) return 1; if (template_desc_init_fields(str, NULL, NULL) < 0) { @@ -126,6 +129,7 @@ static int __init ima_template_fmt_setup(char *str) builtin_templates[num_templates - 1].fmt = str; ima_template = builtin_templates + num_templates - 1; + template_setup_done = 1; return 1; } diff --git a/security/integrity/integrity_audit.c b/security/integrity/integrity_audit.c index 29220056207f..0ec5e4c22cb2 100644 --- a/security/integrity/integrity_audit.c +++ b/security/integrity/integrity_audit.c @@ -45,6 +45,8 @@ void integrity_audit_message(int audit_msgno, struct inode *inode, return; ab = audit_log_start(audit_context(), GFP_KERNEL, audit_msgno); + if (!ab) + return; audit_log_format(ab, "pid=%d uid=%u auid=%u ses=%u", task_pid_nr(current), from_kuid(&init_user_ns, current_uid()), diff --git a/virt/kvm/eventfd.c b/virt/kvm/eventfd.c index c2323c27a28b..518cd8dc390e 100644 --- a/virt/kvm/eventfd.c +++ b/virt/kvm/eventfd.c @@ -451,8 +451,8 @@ bool kvm_irq_has_notifier(struct kvm *kvm, unsigned irqchip, unsigned pin) idx = srcu_read_lock(&kvm->irq_srcu); gsi = kvm_irq_map_chip_pin(kvm, irqchip, pin); if (gsi != -1) - hlist_for_each_entry_rcu(kian, &kvm->irq_ack_notifier_list, - link) + hlist_for_each_entry_srcu(kian, &kvm->irq_ack_notifier_list, + link, srcu_read_lock_held(&kvm->irq_srcu)) if (kian->gsi == gsi) { srcu_read_unlock(&kvm->irq_srcu, idx); return true; @@ -468,8 +468,8 @@ void kvm_notify_acked_gsi(struct kvm *kvm, int gsi) { struct kvm_irq_ack_notifier *kian; - hlist_for_each_entry_rcu(kian, &kvm->irq_ack_notifier_list, - link) + hlist_for_each_entry_srcu(kian, &kvm->irq_ack_notifier_list, + link, srcu_read_lock_held(&kvm->irq_srcu)) if (kian->gsi == gsi) kian->irq_acked(kian); }