diff --git a/Makefile b/Makefile
index badff3368218..5ba70f0649f3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 6
PATCHLEVEL = 6
-SUBLEVEL = 38
+SUBLEVEL = 39
EXTRAVERSION =
NAME = Hurr durr I'ma ninja sloth
diff --git a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts
index 2d92713be2a0..6195937aa6dc 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts
@@ -289,7 +289,7 @@ vdd_gpu: DCDC_REG2 {
regulator-name = "vdd_gpu";
regulator-always-on;
regulator-boot-on;
- regulator-min-microvolt = <900000>;
+ regulator-min-microvolt = <500000>;
regulator-max-microvolt = <1350000>;
regulator-ramp-delay = <6001>;
diff --git a/arch/powerpc/include/asm/interrupt.h b/arch/powerpc/include/asm/interrupt.h
index a4196ab1d016..5f9d61b2159c 100644
--- a/arch/powerpc/include/asm/interrupt.h
+++ b/arch/powerpc/include/asm/interrupt.h
@@ -336,6 +336,14 @@ static inline void interrupt_nmi_enter_prepare(struct pt_regs *regs, struct inte
if (IS_ENABLED(CONFIG_KASAN))
return;
+ /*
+ * Likewise, do not use it in real mode if percpu first chunk is not
+ * embedded. With CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK enabled there
+ * are chances where percpu allocation can come from vmalloc area.
+ */
+ if (percpu_first_chunk_is_paged)
+ return;
+
/* Otherwise, it should be safe to call it */
nmi_enter();
}
@@ -351,6 +359,8 @@ static inline void interrupt_nmi_exit_prepare(struct pt_regs *regs, struct inter
// no nmi_exit for a pseries hash guest taking a real mode exception
} else if (IS_ENABLED(CONFIG_KASAN)) {
// no nmi_exit for KASAN in real mode
+ } else if (percpu_first_chunk_is_paged) {
+ // no nmi_exit if percpu first chunk is not embedded
} else {
nmi_exit();
}
diff --git a/arch/powerpc/include/asm/io.h b/arch/powerpc/include/asm/io.h
index 59cc25cb4578..99419e87f555 100644
--- a/arch/powerpc/include/asm/io.h
+++ b/arch/powerpc/include/asm/io.h
@@ -37,7 +37,7 @@ extern struct pci_dev *isa_bridge_pcidev;
* define properly based on the platform
*/
#ifndef CONFIG_PCI
-#define _IO_BASE 0
+#define _IO_BASE POISON_POINTER_DELTA
#define _ISA_MEM_BASE 0
#define PCI_DRAM_OFFSET 0
#elif defined(CONFIG_PPC32)
diff --git a/arch/powerpc/include/asm/percpu.h b/arch/powerpc/include/asm/percpu.h
index 8e5b7d0b851c..634970ce13c6 100644
--- a/arch/powerpc/include/asm/percpu.h
+++ b/arch/powerpc/include/asm/percpu.h
@@ -15,6 +15,16 @@
#endif /* CONFIG_SMP */
#endif /* __powerpc64__ */
+#if defined(CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK) && defined(CONFIG_SMP)
+#include <linux/jump_label.h>
+DECLARE_STATIC_KEY_FALSE(__percpu_first_chunk_is_paged);
+
+#define percpu_first_chunk_is_paged \
+ (static_key_enabled(&__percpu_first_chunk_is_paged.key))
+#else
+#define percpu_first_chunk_is_paged false
+#endif /* CONFIG_PPC64 && CONFIG_SMP */
+
#include <asm-generic/percpu.h>
#include <asm/paca.h>
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
index 4690c219bfa4..63432a33ec49 100644
--- a/arch/powerpc/kernel/head_64.S
+++ b/arch/powerpc/kernel/head_64.S
@@ -647,8 +647,9 @@ __after_prom_start:
* Note: This process overwrites the OF exception vectors.
*/
LOAD_REG_IMMEDIATE(r3, PAGE_OFFSET)
- mr. r4,r26 /* In some cases the loader may */
- beq 9f /* have already put us at zero */
+ mr r4,r26 /* Load the virtual source address into r4 */
+ cmpld r3,r4 /* Check if source == dest */
+ beq 9f /* If so skip the copy */
li r6,0x100 /* Start offset, the first 0x100 */
/* bytes were copied earlier. */
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 246201d0d879..394f209536ce 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -834,6 +834,7 @@ static __init int pcpu_cpu_to_node(int cpu)
unsigned long __per_cpu_offset[NR_CPUS] __read_mostly;
EXPORT_SYMBOL(__per_cpu_offset);
+DEFINE_STATIC_KEY_FALSE(__percpu_first_chunk_is_paged);
void __init setup_per_cpu_areas(void)
{
@@ -876,6 +877,7 @@ void __init setup_per_cpu_areas(void)
if (rc < 0)
panic("cannot initialize percpu area (err=%d)", rc);
+ static_key_enable(&__percpu_first_chunk_is_paged.key);
delta = (unsigned long)pcpu_base_addr - (unsigned long)__per_cpu_start;
for_each_possible_cpu(cpu) {
__per_cpu_offset[cpu] = delta + pcpu_unit_offsets[cpu];
diff --git a/arch/powerpc/kexec/core_64.c b/arch/powerpc/kexec/core_64.c
index a79e28c91e2b..e465e4487737 100644
--- a/arch/powerpc/kexec/core_64.c
+++ b/arch/powerpc/kexec/core_64.c
@@ -26,6 +26,7 @@
#include <asm/paca.h>
#include <asm/mmu.h>
#include <asm/sections.h> /* _end */
+#include <asm/setup.h>
#include <asm/smp.h>
#include <asm/hw_breakpoint.h>
#include <asm/svm.h>
@@ -316,6 +317,16 @@ void default_machine_kexec(struct kimage *image)
if (!kdump_in_progress())
kexec_prepare_cpus();
+#ifdef CONFIG_PPC_PSERIES
+ /*
+ * This must be done after other CPUs have shut down, otherwise they
+ * could execute the 'scv' instruction, which is not supported with
+ * reloc disabled (see configure_exceptions()).
+ */
+ if (firmware_has_feature(FW_FEATURE_SET_MODE))
+ pseries_disable_reloc_on_exc();
+#endif
+
printk("kexec: Starting switchover sequence.\n");
/* switch to a staticly allocated stack. Based on irq stack code.
diff --git a/arch/powerpc/platforms/pseries/kexec.c b/arch/powerpc/platforms/pseries/kexec.c
index 096d09ed89f6..431be156ca9b 100644
--- a/arch/powerpc/platforms/pseries/kexec.c
+++ b/arch/powerpc/platforms/pseries/kexec.c
@@ -61,11 +61,3 @@ void pseries_kexec_cpu_down(int crash_shutdown, int secondary)
} else
xics_kexec_teardown_cpu(secondary);
}
-
-void pseries_machine_kexec(struct kimage *image)
-{
- if (firmware_has_feature(FW_FEATURE_SET_MODE))
- pseries_disable_reloc_on_exc();
-
- default_machine_kexec(image);
-}
diff --git a/arch/powerpc/platforms/pseries/pseries.h b/arch/powerpc/platforms/pseries/pseries.h
index 8376f03f932a..dd6c569f6806 100644
--- a/arch/powerpc/platforms/pseries/pseries.h
+++ b/arch/powerpc/platforms/pseries/pseries.h
@@ -38,7 +38,6 @@ static inline void smp_init_pseries(void) { }
#endif
extern void pseries_kexec_cpu_down(int crash_shutdown, int secondary);
-void pseries_machine_kexec(struct kimage *image);
extern void pSeries_final_fixup(void);
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index ecea85c74c43..ad4d4d38e50a 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -1153,7 +1153,6 @@ define_machine(pseries) {
.machine_check_exception = pSeries_machine_check_exception,
.machine_check_log_err = pSeries_machine_check_log_err,
#ifdef CONFIG_KEXEC_CORE
- .machine_kexec = pseries_machine_kexec,
.kexec_cpu_down = pseries_kexec_cpu_down,
#endif
#ifdef CONFIG_MEMORY_HOTPLUG
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index b3b94cd37713..1d815405a3b4 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -1352,7 +1352,7 @@ static int cpu_cmd(void)
}
termch = cpu;
- if (!scanhex(&cpu)) {
+ if (!scanhex(&cpu) || cpu >= num_possible_cpus()) {
/* print cpus waiting or in xmon */
printf("cpus stopped:");
last_cpu = first_cpu = NR_CPUS;
@@ -2774,7 +2774,7 @@ static void dump_pacas(void)
termch = c; /* Put c back, it wasn't 'a' */
- if (scanhex(&num))
+ if (scanhex(&num) && num < num_possible_cpus())
dump_one_paca(num);
else
dump_one_paca(xmon_owner);
@@ -2847,7 +2847,7 @@ static void dump_xives(void)
termch = c; /* Put c back, it wasn't 'a' */
- if (scanhex(&num))
+ if (scanhex(&num) && num < num_possible_cpus())
dump_one_xive(num);
else
dump_one_xive(xmon_owner);
diff --git a/arch/riscv/include/asm/errata_list.h b/arch/riscv/include/asm/errata_list.h
index b55b434f0059..d3f3c237adad 100644
--- a/arch/riscv/include/asm/errata_list.h
+++ b/arch/riscv/include/asm/errata_list.h
@@ -44,11 +44,21 @@ ALTERNATIVE(__stringify(RISCV_PTR do_page_fault), \
CONFIG_ERRATA_SIFIVE_CIP_453)
#else /* !__ASSEMBLY__ */
-#define ALT_FLUSH_TLB_PAGE(x) \
+#define ALT_SFENCE_VMA_ASID(asid) \
+asm(ALTERNATIVE("sfence.vma x0, %0", "sfence.vma", SIFIVE_VENDOR_ID, \
+ ERRATA_SIFIVE_CIP_1200, CONFIG_ERRATA_SIFIVE_CIP_1200) \
+ : : "r" (asid) : "memory")
+
+#define ALT_SFENCE_VMA_ADDR(addr) \
asm(ALTERNATIVE("sfence.vma %0", "sfence.vma", SIFIVE_VENDOR_ID, \
ERRATA_SIFIVE_CIP_1200, CONFIG_ERRATA_SIFIVE_CIP_1200) \
: : "r" (addr) : "memory")
+#define ALT_SFENCE_VMA_ADDR_ASID(addr, asid) \
+asm(ALTERNATIVE("sfence.vma %0, %1", "sfence.vma", SIFIVE_VENDOR_ID, \
+ ERRATA_SIFIVE_CIP_1200, CONFIG_ERRATA_SIFIVE_CIP_1200) \
+ : : "r" (addr), "r" (asid) : "memory")
+
/*
* _val is marked as "will be overwritten", so need to set it to 0
* in the default case.
diff --git a/arch/riscv/include/asm/tlbflush.h b/arch/riscv/include/asm/tlbflush.h
index 51664ae4852e..97711d5bd8ef 100644
--- a/arch/riscv/include/asm/tlbflush.h
+++ b/arch/riscv/include/asm/tlbflush.h
@@ -22,10 +22,27 @@ static inline void local_flush_tlb_all(void)
__asm__ __volatile__ ("sfence.vma" : : : "memory");
}
+static inline void local_flush_tlb_all_asid(unsigned long asid)
+{
+ if (asid != FLUSH_TLB_NO_ASID)
+ ALT_SFENCE_VMA_ASID(asid);
+ else
+ local_flush_tlb_all();
+}
+
/* Flush one page from local TLB */
static inline void local_flush_tlb_page(unsigned long addr)
{
- ALT_FLUSH_TLB_PAGE(__asm__ __volatile__ ("sfence.vma %0" : : "r" (addr) : "memory"));
+ ALT_SFENCE_VMA_ADDR(addr);
+}
+
+static inline void local_flush_tlb_page_asid(unsigned long addr,
+ unsigned long asid)
+{
+ if (asid != FLUSH_TLB_NO_ASID)
+ ALT_SFENCE_VMA_ADDR_ASID(addr, asid);
+ else
+ local_flush_tlb_page(addr);
}
#else /* CONFIG_MMU */
#define local_flush_tlb_all() do { } while (0)
diff --git a/arch/riscv/kernel/machine_kexec.c b/arch/riscv/kernel/machine_kexec.c
index 2d139b724bc8..ccb0c5d5c63c 100644
--- a/arch/riscv/kernel/machine_kexec.c
+++ b/arch/riscv/kernel/machine_kexec.c
@@ -147,20 +147,12 @@ static void machine_kexec_mask_interrupts(void)
for_each_irq_desc(i, desc) {
struct irq_chip *chip;
- int ret;
chip = irq_desc_get_chip(desc);
if (!chip)
continue;
- /*
- * First try to remove the active state. If this
- * fails, try to EOI the interrupt.
- */
- ret = irq_set_irqchip_state(i, IRQCHIP_STATE_ACTIVE, false);
-
- if (ret && irqd_irq_inprogress(&desc->irq_data) &&
- chip->irq_eoi)
+ if (chip->irq_eoi && irqd_irq_inprogress(&desc->irq_data))
chip->irq_eoi(&desc->irq_data);
if (chip->irq_mask)
diff --git a/arch/riscv/kvm/vcpu_pmu.c b/arch/riscv/kvm/vcpu_pmu.c
index 86391a5061dd..cee1b9ca4ec4 100644
--- a/arch/riscv/kvm/vcpu_pmu.c
+++ b/arch/riscv/kvm/vcpu_pmu.c
@@ -39,7 +39,7 @@ static u64 kvm_pmu_get_sample_period(struct kvm_pmc *pmc)
u64 sample_period;
if (!pmc->counter_val)
- sample_period = counter_val_mask + 1;
+ sample_period = counter_val_mask;
else
sample_period = (-pmc->counter_val) & counter_val_mask;
diff --git a/arch/riscv/mm/tlbflush.c b/arch/riscv/mm/tlbflush.c
index bdee5de918e0..324e8cd9b502 100644
--- a/arch/riscv/mm/tlbflush.c
+++ b/arch/riscv/mm/tlbflush.c
@@ -6,29 +6,6 @@
#include <asm/sbi.h>
#include <asm/mmu_context.h>
-static inline void local_flush_tlb_all_asid(unsigned long asid)
-{
- if (asid != FLUSH_TLB_NO_ASID)
- __asm__ __volatile__ ("sfence.vma x0, %0"
- :
- : "r" (asid)
- : "memory");
- else
- local_flush_tlb_all();
-}
-
-static inline void local_flush_tlb_page_asid(unsigned long addr,
- unsigned long asid)
-{
- if (asid != FLUSH_TLB_NO_ASID)
- __asm__ __volatile__ ("sfence.vma %0, %1"
- :
- : "r" (addr), "r" (asid)
- : "memory");
- else
- local_flush_tlb_page(addr);
-}
-
/*
* Flush entire TLB if number of entries to be flushed is greater
* than the threshold below.
diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h
index 67a298b6cf6e..b039881c277a 100644
--- a/arch/s390/include/asm/kvm_host.h
+++ b/arch/s390/include/asm/kvm_host.h
@@ -427,6 +427,7 @@ struct kvm_vcpu_stat {
u64 instruction_io_other;
u64 instruction_lpsw;
u64 instruction_lpswe;
+ u64 instruction_lpswey;
u64 instruction_pfmf;
u64 instruction_ptff;
u64 instruction_sck;
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 36f60c3dae29..348d030d2660 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -132,6 +132,7 @@ const struct _kvm_stats_desc kvm_vcpu_stats_desc[] = {
STATS_DESC_COUNTER(VCPU, instruction_io_other),
STATS_DESC_COUNTER(VCPU, instruction_lpsw),
STATS_DESC_COUNTER(VCPU, instruction_lpswe),
+ STATS_DESC_COUNTER(VCPU, instruction_lpswey),
STATS_DESC_COUNTER(VCPU, instruction_pfmf),
STATS_DESC_COUNTER(VCPU, instruction_ptff),
STATS_DESC_COUNTER(VCPU, instruction_sck),
diff --git a/arch/s390/kvm/kvm-s390.h b/arch/s390/kvm/kvm-s390.h
index a7ea80cfa445..a8a624683583 100644
--- a/arch/s390/kvm/kvm-s390.h
+++ b/arch/s390/kvm/kvm-s390.h
@@ -120,6 +120,21 @@ static inline u64 kvm_s390_get_base_disp_s(struct kvm_vcpu *vcpu, u8 *ar)
return (base2 ? vcpu->run->s.regs.gprs[base2] : 0) + disp2;
}
+static inline u64 kvm_s390_get_base_disp_siy(struct kvm_vcpu *vcpu, u8 *ar)
+{
+ u32 base1 = vcpu->arch.sie_block->ipb >> 28;
+ s64 disp1;
+
+ /* The displacement is a 20bit _SIGNED_ value */
+ disp1 = sign_extend64(((vcpu->arch.sie_block->ipb & 0x0fff0000) >> 16) +
+ ((vcpu->arch.sie_block->ipb & 0xff00) << 4), 19);
+
+ if (ar)
+ *ar = base1;
+
+ return (base1 ? vcpu->run->s.regs.gprs[base1] : 0) + disp1;
+}
+
static inline void kvm_s390_get_base_disp_sse(struct kvm_vcpu *vcpu,
u64 *address1, u64 *address2,
u8 *ar_b1, u8 *ar_b2)
diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c
index dc4cfa8795c0..e5b220e686b0 100644
--- a/arch/s390/kvm/priv.c
+++ b/arch/s390/kvm/priv.c
@@ -793,6 +793,36 @@ static int handle_lpswe(struct kvm_vcpu *vcpu)
return 0;
}
+static int handle_lpswey(struct kvm_vcpu *vcpu)
+{
+ psw_t new_psw;
+ u64 addr;
+ int rc;
+ u8 ar;
+
+ vcpu->stat.instruction_lpswey++;
+
+ if (!test_kvm_facility(vcpu->kvm, 193))
+ return kvm_s390_inject_program_int(vcpu, PGM_OPERATION);
+
+ if (vcpu->arch.sie_block->gpsw.mask & PSW_MASK_PSTATE)
+ return kvm_s390_inject_program_int(vcpu, PGM_PRIVILEGED_OP);
+
+ addr = kvm_s390_get_base_disp_siy(vcpu, &ar);
+ if (addr & 7)
+ return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION);
+
+ rc = read_guest(vcpu, addr, ar, &new_psw, sizeof(new_psw));
+ if (rc)
+ return kvm_s390_inject_prog_cond(vcpu, rc);
+
+ vcpu->arch.sie_block->gpsw = new_psw;
+ if (!is_valid_psw(&vcpu->arch.sie_block->gpsw))
+ return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION);
+
+ return 0;
+}
+
static int handle_stidp(struct kvm_vcpu *vcpu)
{
u64 stidp_data = vcpu->kvm->arch.model.cpuid;
@@ -1458,6 +1488,8 @@ int kvm_s390_handle_eb(struct kvm_vcpu *vcpu)
case 0x61:
case 0x62:
return handle_ri(vcpu);
+ case 0x71:
+ return handle_lpswey(vcpu);
default:
return -EOPNOTSUPP;
}
diff --git a/crypto/aead.c b/crypto/aead.c
index d5ba204ebdbf..ecab683016b7 100644
--- a/crypto/aead.c
+++ b/crypto/aead.c
@@ -45,8 +45,7 @@ static int setkey_unaligned(struct crypto_aead *tfm, const u8 *key,
alignbuffer = (u8 *)ALIGN((unsigned long)buffer, alignmask + 1);
memcpy(alignbuffer, key, keylen);
ret = crypto_aead_alg(tfm)->setkey(tfm, alignbuffer, keylen);
- memset(alignbuffer, 0, keylen);
- kfree(buffer);
+ kfree_sensitive(buffer);
return ret;
}
diff --git a/crypto/cipher.c b/crypto/cipher.c
index 47c77a3e5978..40cae908788e 100644
--- a/crypto/cipher.c
+++ b/crypto/cipher.c
@@ -34,8 +34,7 @@ static int setkey_unaligned(struct crypto_cipher *tfm, const u8 *key,
alignbuffer = (u8 *)ALIGN((unsigned long)buffer, alignmask + 1);
memcpy(alignbuffer, key, keylen);
ret = cia->cia_setkey(crypto_cipher_tfm(tfm), alignbuffer, keylen);
- memset(alignbuffer, 0, keylen);
- kfree(buffer);
+ kfree_sensitive(buffer);
return ret;
}
diff --git a/drivers/base/regmap/regmap-i2c.c b/drivers/base/regmap/regmap-i2c.c
index 3ec611dc0c09..a905e955bbfc 100644
--- a/drivers/base/regmap/regmap-i2c.c
+++ b/drivers/base/regmap/regmap-i2c.c
@@ -350,7 +350,8 @@ static const struct regmap_bus *regmap_get_i2c_bus(struct i2c_client *i2c,
if (quirks->max_write_len &&
(bus->max_raw_write == 0 || bus->max_raw_write > quirks->max_write_len))
- max_write = quirks->max_write_len;
+ max_write = quirks->max_write_len -
+ (config->reg_bits + config->pad_bits) / BITS_PER_BYTE;
if (max_read || max_write) {
ret_bus = kmemdup(bus, sizeof(*bus), GFP_KERNEL);
diff --git a/drivers/block/null_blk/zoned.c b/drivers/block/null_blk/zoned.c
index 36bd19199837..d057f7099e7f 100644
--- a/drivers/block/null_blk/zoned.c
+++ b/drivers/block/null_blk/zoned.c
@@ -83,6 +83,17 @@ int null_init_zoned_dev(struct nullb_device *dev, struct request_queue *q)
return -EINVAL;
}
+ /*
+ * If a smaller zone capacity was requested, do not allow a smaller last
+ * zone at the same time as such zone configuration does not correspond
+ * to any real zoned device.
+ */
+ if (dev->zone_capacity != dev->zone_size &&
+ dev->size & (dev->zone_size - 1)) {
+ pr_err("A smaller last zone is not allowed with zone capacity smaller than zone size.\n");
+ return -EINVAL;
+ }
+
zone_capacity_sects = mb_to_sects(dev->zone_capacity);
dev_capacity_sects = mb_to_sects(dev->size);
dev->zone_size_sects = mb_to_sects(dev->zone_size);
diff --git a/drivers/bluetooth/hci_bcm4377.c b/drivers/bluetooth/hci_bcm4377.c
index 0c2f15235b4c..cf36cdac652d 100644
--- a/drivers/bluetooth/hci_bcm4377.c
+++ b/drivers/bluetooth/hci_bcm4377.c
@@ -716,7 +716,7 @@ static void bcm4377_handle_ack(struct bcm4377_data *bcm4377,
ring->events[msgid] = NULL;
}
- bitmap_release_region(ring->msgids, msgid, ring->n_entries);
+ bitmap_release_region(ring->msgids, msgid, 0);
unlock:
spin_unlock_irqrestore(&ring->lock, flags);
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index 92341a87a5da..9082456d80fb 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -2428,15 +2428,27 @@ static void qca_serdev_shutdown(struct device *dev)
struct qca_serdev *qcadev = serdev_device_get_drvdata(serdev);
struct hci_uart *hu = &qcadev->serdev_hu;
struct hci_dev *hdev = hu->hdev;
- struct qca_data *qca = hu->priv;
const u8 ibs_wake_cmd[] = { 0xFD };
const u8 edl_reset_soc_cmd[] = { 0x01, 0x00, 0xFC, 0x01, 0x05 };
if (qcadev->btsoc_type == QCA_QCA6390) {
- if (test_bit(QCA_BT_OFF, &qca->flags) ||
- !test_bit(HCI_RUNNING, &hdev->flags))
+ /* The purpose of sending the VSC is to reset SOC into a initial
+ * state and the state will ensure next hdev->setup() success.
+ * if HCI_QUIRK_NON_PERSISTENT_SETUP is set, it means that
+ * hdev->setup() can do its job regardless of SoC state, so
+ * don't need to send the VSC.
+ * if HCI_SETUP is set, it means that hdev->setup() was never
+ * invoked and the SOC is already in the initial state, so
+ * don't also need to send the VSC.
+ */
+ if (test_bit(HCI_QUIRK_NON_PERSISTENT_SETUP, &hdev->quirks) ||
+ hci_dev_test_flag(hdev, HCI_SETUP))
return;
+ /* The serdev must be in open state when conrol logic arrives
+ * here, so also fix the use-after-free issue caused by that
+ * the serdev is flushed or wrote after it is closed.
+ */
serdev_device_write_flush(serdev);
ret = serdev_device_write_buf(serdev, ibs_wake_cmd,
sizeof(ibs_wake_cmd));
diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
index cc2839805983..01f46caf1f88 100644
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -2358,7 +2358,7 @@ static int cdrom_ioctl_timed_media_change(struct cdrom_device_info *cdi,
return -EFAULT;
tmp_info.media_flags = 0;
- if (tmp_info.last_media_change - cdi->last_media_change_ms < 0)
+ if (cdi->last_media_change_ms > tmp_info.last_media_change)
tmp_info.media_flags |= MEDIA_CHANGED_FLAG;
tmp_info.last_media_change = cdi->last_media_change_ms;
diff --git a/drivers/clk/mediatek/clk-mt8183-mfgcfg.c b/drivers/clk/mediatek/clk-mt8183-mfgcfg.c
index ba504e19d420..62d876e150e1 100644
--- a/drivers/clk/mediatek/clk-mt8183-mfgcfg.c
+++ b/drivers/clk/mediatek/clk-mt8183-mfgcfg.c
@@ -29,6 +29,7 @@ static const struct mtk_gate mfg_clks[] = {
static const struct mtk_clk_desc mfg_desc = {
.clks = mfg_clks,
.num_clks = ARRAY_SIZE(mfg_clks),
+ .need_runtime_pm = true,
};
static const struct of_device_id of_match_clk_mt8183_mfg[] = {
diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c
index bd37ab4d1a9b..ba1d1c495bc2 100644
--- a/drivers/clk/mediatek/clk-mtk.c
+++ b/drivers/clk/mediatek/clk-mtk.c
@@ -496,14 +496,16 @@ static int __mtk_clk_simple_probe(struct platform_device *pdev,
}
- devm_pm_runtime_enable(&pdev->dev);
- /*
- * Do a pm_runtime_resume_and_get() to workaround a possible
- * deadlock between clk_register() and the genpd framework.
- */
- r = pm_runtime_resume_and_get(&pdev->dev);
- if (r)
- return r;
+ if (mcd->need_runtime_pm) {
+ devm_pm_runtime_enable(&pdev->dev);
+ /*
+ * Do a pm_runtime_resume_and_get() to workaround a possible
+ * deadlock between clk_register() and the genpd framework.
+ */
+ r = pm_runtime_resume_and_get(&pdev->dev);
+ if (r)
+ return r;
+ }
/* Calculate how many clk_hw_onecell_data entries to allocate */
num_clks = mcd->num_clks + mcd->num_composite_clks;
@@ -585,7 +587,8 @@ static int __mtk_clk_simple_probe(struct platform_device *pdev,
goto unregister_clks;
}
- pm_runtime_put(&pdev->dev);
+ if (mcd->need_runtime_pm)
+ pm_runtime_put(&pdev->dev);
return r;
@@ -618,7 +621,8 @@ static int __mtk_clk_simple_probe(struct platform_device *pdev,
if (mcd->shared_io && base)
iounmap(base);
- pm_runtime_put(&pdev->dev);
+ if (mcd->need_runtime_pm)
+ pm_runtime_put(&pdev->dev);
return r;
}
diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h
index 22096501a60a..c17fe1c2d732 100644
--- a/drivers/clk/mediatek/clk-mtk.h
+++ b/drivers/clk/mediatek/clk-mtk.h
@@ -237,6 +237,8 @@ struct mtk_clk_desc {
int (*clk_notifier_func)(struct device *dev, struct clk *clk);
unsigned int mfg_clk_idx;
+
+ bool need_runtime_pm;
};
int mtk_clk_pdev_probe(struct platform_device *pdev);
diff --git a/drivers/clk/qcom/clk-alpha-pll.c b/drivers/clk/qcom/clk-alpha-pll.c
index 5cf862b0bb62..85aa089650ea 100644
--- a/drivers/clk/qcom/clk-alpha-pll.c
+++ b/drivers/clk/qcom/clk-alpha-pll.c
@@ -2510,6 +2510,9 @@ static int clk_alpha_pll_stromer_plus_set_rate(struct clk_hw *hw,
regmap_write(pll->clkr.regmap, PLL_ALPHA_VAL_U(pll),
a >> ALPHA_BITWIDTH);
+ regmap_update_bits(pll->clkr.regmap, PLL_USER_CTL(pll),
+ PLL_ALPHA_EN, PLL_ALPHA_EN);
+
regmap_write(pll->clkr.regmap, PLL_MODE(pll), PLL_BYPASSNL);
/* Wait five micro seconds or more */
diff --git a/drivers/clk/qcom/gcc-ipq9574.c b/drivers/clk/qcom/gcc-ipq9574.c
index 0a3f846695b8..f8b9a1e93bef 100644
--- a/drivers/clk/qcom/gcc-ipq9574.c
+++ b/drivers/clk/qcom/gcc-ipq9574.c
@@ -2140,9 +2140,10 @@ static struct clk_rcg2 pcnoc_bfdcd_clk_src = {
static struct clk_branch gcc_crypto_axi_clk = {
.halt_reg = 0x16010,
+ .halt_check = BRANCH_HALT_VOTED,
.clkr = {
- .enable_reg = 0x16010,
- .enable_mask = BIT(0),
+ .enable_reg = 0xb004,
+ .enable_mask = BIT(15),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_crypto_axi_clk",
.parent_hws = (const struct clk_hw *[]) {
@@ -2156,9 +2157,10 @@ static struct clk_branch gcc_crypto_axi_clk = {
static struct clk_branch gcc_crypto_ahb_clk = {
.halt_reg = 0x16014,
+ .halt_check = BRANCH_HALT_VOTED,
.clkr = {
- .enable_reg = 0x16014,
- .enable_mask = BIT(0),
+ .enable_reg = 0xb004,
+ .enable_mask = BIT(16),
.hw.init = &(const struct clk_init_data) {
.name = "gcc_crypto_ahb_clk",
.parent_hws = (const struct clk_hw *[]) {
diff --git a/drivers/clk/qcom/gcc-sm6350.c b/drivers/clk/qcom/gcc-sm6350.c
index cf4a7b6e0b23..0559a33faf00 100644
--- a/drivers/clk/qcom/gcc-sm6350.c
+++ b/drivers/clk/qcom/gcc-sm6350.c
@@ -100,8 +100,8 @@ static struct clk_alpha_pll gpll6 = {
.enable_mask = BIT(6),
.hw.init = &(struct clk_init_data){
.name = "gpll6",
- .parent_hws = (const struct clk_hw*[]){
- &gpll0.clkr.hw,
+ .parent_data = &(const struct clk_parent_data){
+ .fw_name = "bi_tcxo",
},
.num_parents = 1,
.ops = &clk_alpha_pll_fixed_fabia_ops,
@@ -124,7 +124,7 @@ static struct clk_alpha_pll_postdiv gpll6_out_even = {
.clkr.hw.init = &(struct clk_init_data){
.name = "gpll6_out_even",
.parent_hws = (const struct clk_hw*[]){
- &gpll0.clkr.hw,
+ &gpll6.clkr.hw,
},
.num_parents = 1,
.ops = &clk_alpha_pll_postdiv_fabia_ops,
@@ -139,8 +139,8 @@ static struct clk_alpha_pll gpll7 = {
.enable_mask = BIT(7),
.hw.init = &(struct clk_init_data){
.name = "gpll7",
- .parent_hws = (const struct clk_hw*[]){
- &gpll0.clkr.hw,
+ .parent_data = &(const struct clk_parent_data){
+ .fw_name = "bi_tcxo",
},
.num_parents = 1,
.ops = &clk_alpha_pll_fixed_fabia_ops,
diff --git a/drivers/clk/sunxi-ng/ccu_common.c b/drivers/clk/sunxi-ng/ccu_common.c
index ac0091b4ce24..be375ce0149c 100644
--- a/drivers/clk/sunxi-ng/ccu_common.c
+++ b/drivers/clk/sunxi-ng/ccu_common.c
@@ -132,7 +132,6 @@ static int sunxi_ccu_probe(struct sunxi_ccu *ccu, struct device *dev,
for (i = 0; i < desc->hw_clks->num ; i++) {
struct clk_hw *hw = desc->hw_clks->hws[i];
- struct ccu_common *common = hw_to_ccu_common(hw);
const char *name;
if (!hw)
@@ -147,14 +146,21 @@ static int sunxi_ccu_probe(struct sunxi_ccu *ccu, struct device *dev,
pr_err("Couldn't register clock %d - %s\n", i, name);
goto err_clk_unreg;
}
+ }
+
+ for (i = 0; i < desc->num_ccu_clks; i++) {
+ struct ccu_common *cclk = desc->ccu_clks[i];
+
+ if (!cclk)
+ continue;
- if (common->max_rate)
- clk_hw_set_rate_range(hw, common->min_rate,
- common->max_rate);
+ if (cclk->max_rate)
+ clk_hw_set_rate_range(&cclk->hw, cclk->min_rate,
+ cclk->max_rate);
else
- WARN(common->min_rate,
+ WARN(cclk->min_rate,
"No max_rate, ignoring min_rate of clock %d - %s\n",
- i, name);
+ i, clk_hw_get_name(&cclk->hw));
}
ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get,
diff --git a/drivers/crypto/hisilicon/debugfs.c b/drivers/crypto/hisilicon/debugfs.c
index 2cc1591949db..bd205f1f2279 100644
--- a/drivers/crypto/hisilicon/debugfs.c
+++ b/drivers/crypto/hisilicon/debugfs.c
@@ -794,8 +794,14 @@ static void dfx_regs_uninit(struct hisi_qm *qm,
{
int i;
+ if (!dregs)
+ return;
+
/* Setting the pointer is NULL to prevent double free */
for (i = 0; i < reg_len; i++) {
+ if (!dregs[i].regs)
+ continue;
+
kfree(dregs[i].regs);
dregs[i].regs = NULL;
}
@@ -845,14 +851,21 @@ static struct dfx_diff_registers *dfx_regs_init(struct hisi_qm *qm,
static int qm_diff_regs_init(struct hisi_qm *qm,
struct dfx_diff_registers *dregs, u32 reg_len)
{
+ int ret;
+
qm->debug.qm_diff_regs = dfx_regs_init(qm, qm_diff_regs, ARRAY_SIZE(qm_diff_regs));
- if (IS_ERR(qm->debug.qm_diff_regs))
- return PTR_ERR(qm->debug.qm_diff_regs);
+ if (IS_ERR(qm->debug.qm_diff_regs)) {
+ ret = PTR_ERR(qm->debug.qm_diff_regs);
+ qm->debug.qm_diff_regs = NULL;
+ return ret;
+ }
qm->debug.acc_diff_regs = dfx_regs_init(qm, dregs, reg_len);
if (IS_ERR(qm->debug.acc_diff_regs)) {
dfx_regs_uninit(qm, qm->debug.qm_diff_regs, ARRAY_SIZE(qm_diff_regs));
- return PTR_ERR(qm->debug.acc_diff_regs);
+ ret = PTR_ERR(qm->debug.acc_diff_regs);
+ qm->debug.acc_diff_regs = NULL;
+ return ret;
}
return 0;
@@ -893,7 +906,9 @@ static int qm_last_regs_init(struct hisi_qm *qm)
static void qm_diff_regs_uninit(struct hisi_qm *qm, u32 reg_len)
{
dfx_regs_uninit(qm, qm->debug.acc_diff_regs, reg_len);
+ qm->debug.acc_diff_regs = NULL;
dfx_regs_uninit(qm, qm->debug.qm_diff_regs, ARRAY_SIZE(qm_diff_regs));
+ qm->debug.qm_diff_regs = NULL;
}
/**
diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c
index 015c95a825d3..ac2a5d2d4746 100644
--- a/drivers/firmware/dmi_scan.c
+++ b/drivers/firmware/dmi_scan.c
@@ -101,6 +101,17 @@ static void dmi_decode_table(u8 *buf,
(data - buf + sizeof(struct dmi_header)) <= dmi_len) {
const struct dmi_header *dm = (const struct dmi_header *)data;
+ /*
+ * If a short entry is found (less than 4 bytes), not only it
+ * is invalid, but we cannot reliably locate the next entry.
+ */
+ if (dm->length < sizeof(struct dmi_header)) {
+ pr_warn(FW_BUG
+ "Corrupted DMI table, offset %zd (only %d entries processed)\n",
+ data - buf, i);
+ break;
+ }
+
/*
* We want to know the total length (formatted area and
* strings) before decoding to make sure we won't run off the
diff --git a/drivers/gpio/gpio-mmio.c b/drivers/gpio/gpio-mmio.c
index 74fdf0d87b2c..c9f9f4e36c89 100644
--- a/drivers/gpio/gpio-mmio.c
+++ b/drivers/gpio/gpio-mmio.c
@@ -622,8 +622,6 @@ int bgpio_init(struct gpio_chip *gc, struct device *dev,
ret = gpiochip_get_ngpios(gc, dev);
if (ret)
gc->ngpio = gc->bgpio_bits;
- else
- gc->bgpio_bits = roundup_pow_of_two(round_up(gc->ngpio, 8));
ret = bgpio_setup_io(gc, dat, set, clr, flags);
if (ret)
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index d9525d95e818..cec9e8f29bbd 100644
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -192,6 +192,24 @@ static void of_gpio_try_fixup_polarity(const struct device_node *np,
*/
{ "himax,hx8357", "gpios-reset", false },
{ "himax,hx8369", "gpios-reset", false },
+#endif
+#if IS_ENABLED(CONFIG_PCI_LANTIQ)
+ /*
+ * According to the PCI specification, the RST# pin is an
+ * active-low signal. However, most of the device trees that
+ * have been widely used for a long time incorrectly describe
+ * reset GPIO as active-high, and were also using wrong name
+ * for the property.
+ */
+ { "lantiq,pci-xway", "gpio-reset", false },
+#endif
+#if IS_ENABLED(CONFIG_TOUCHSCREEN_TSC2005)
+ /*
+ * DTS for Nokia N900 incorrectly specified "active high"
+ * polarity for the reset line, while the chip actually
+ * treats it as "active low".
+ */
+ { "ti,tsc2005", "reset-gpios", false },
#endif
};
unsigned int i;
@@ -491,9 +509,9 @@ static struct gpio_desc *of_find_gpio_rename(struct device_node *np,
{ "reset", "reset-n-io", "marvell,nfc-uart" },
{ "reset", "reset-n-io", "mrvl,nfc-uart" },
#endif
-#if !IS_ENABLED(CONFIG_PCI_LANTIQ)
+#if IS_ENABLED(CONFIG_PCI_LANTIQ)
/* MIPS Lantiq PCI */
- { "reset", "gpios-reset", "lantiq,pci-xway" },
+ { "reset", "gpio-reset", "lantiq,pci-xway" },
#endif
/*
diff --git a/drivers/gpu/drm/amd/amdgpu/aldebaran.c b/drivers/gpu/drm/amd/amdgpu/aldebaran.c
index fa6193535d48..7fea4f0f495a 100644
--- a/drivers/gpu/drm/amd/amdgpu/aldebaran.c
+++ b/drivers/gpu/drm/amd/amdgpu/aldebaran.c
@@ -100,7 +100,7 @@ static int aldebaran_mode2_suspend_ip(struct amdgpu_device *adev)
adev->ip_blocks[i].status.hw = false;
}
- return r;
+ return 0;
}
static int
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
index 418ff7cd662d..1c2c9ff9d39d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
@@ -2052,12 +2052,13 @@ static ssize_t amdgpu_reset_dump_register_list_write(struct file *f,
struct amdgpu_device *adev = (struct amdgpu_device *)file_inode(f)->i_private;
char reg_offset[11];
uint32_t *new = NULL, *tmp = NULL;
- int ret, i = 0, len = 0;
+ unsigned int len = 0;
+ int ret, i = 0;
do {
memset(reg_offset, 0, 11);
if (copy_from_user(reg_offset, buf + len,
- min(10, ((int)size-len)))) {
+ min(10, (size-len)))) {
ret = -EFAULT;
goto error_free;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
index 053983e9f4ae..0ca51df46cc0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
@@ -1184,7 +1184,8 @@ void amdgpu_gfx_cp_init_microcode(struct amdgpu_device *adev,
fw_size = le32_to_cpu(cp_hdr_v2_0->data_size_bytes);
break;
default:
- break;
+ dev_err(adev->dev, "Invalid ucode id %u\n", ucode_id);
+ return;
}
if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
index fa6d0adcec20..5978edf7ea71 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
@@ -438,6 +438,14 @@ void amdgpu_irq_dispatch(struct amdgpu_device *adev,
entry.ih = ih;
entry.iv_entry = (const uint32_t *)&ih->ring[ring_index];
+
+ /*
+ * timestamp is not supported on some legacy SOCs (cik, cz, iceland,
+ * si and tonga), so initialize timestamp and timestamp_src to 0
+ */
+ entry.timestamp = 0;
+ entry.timestamp_src = 0;
+
amdgpu_ih_decode_iv(adev, &entry);
trace_amdgpu_iv(ih - &adev->irq.ih, &entry);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
index 1904edf68407..88a3aa36b41d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
@@ -742,7 +742,8 @@ int amdgpu_vce_ring_parse_cs(struct amdgpu_cs_parser *p,
uint32_t created = 0;
uint32_t allocated = 0;
uint32_t tmp, handle = 0;
- uint32_t *size = &tmp;
+ uint32_t dummy = 0xffffffff;
+ uint32_t *size = &dummy;
unsigned int idx;
int i, r = 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/sienna_cichlid.c b/drivers/gpu/drm/amd/amdgpu/sienna_cichlid.c
index 8b8086d5c864..896c7e434d3b 100644
--- a/drivers/gpu/drm/amd/amdgpu/sienna_cichlid.c
+++ b/drivers/gpu/drm/amd/amdgpu/sienna_cichlid.c
@@ -93,7 +93,7 @@ static int sienna_cichlid_mode2_suspend_ip(struct amdgpu_device *adev)
adev->ip_blocks[i].status.hw = false;
}
- return r;
+ return 0;
}
static int
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 7ed6bb61fe0a..c1a0fd47802a 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -264,7 +264,7 @@ static u32 dm_vblank_get_counter(struct amdgpu_device *adev, int crtc)
static int dm_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc,
u32 *vbl, u32 *position)
{
- u32 v_blank_start, v_blank_end, h_position, v_position;
+ u32 v_blank_start = 0, v_blank_end = 0, h_position = 0, v_position = 0;
struct amdgpu_crtc *acrtc = NULL;
if ((crtc < 0) || (crtc >= adev->mode_info.num_crtc))
@@ -801,7 +801,7 @@ static void dm_handle_hpd_work(struct work_struct *work)
*/
static void dm_dmub_outbox1_low_irq(void *interrupt_params)
{
- struct dmub_notification notify;
+ struct dmub_notification notify = {0};
struct common_irq_params *irq_params = interrupt_params;
struct amdgpu_device *adev = irq_params->adev;
struct amdgpu_display_manager *dm = &adev->dm;
@@ -6895,7 +6895,7 @@ static int dm_update_mst_vcpi_slots_for_dsc(struct drm_atomic_state *state,
struct amdgpu_dm_connector *aconnector;
struct dm_connector_state *dm_conn_state;
int i, j, ret;
- int vcpi, pbn_div, pbn, slot_num = 0;
+ int vcpi, pbn_div, pbn = 0, slot_num = 0;
for_each_new_connector_in_state(state, connector, new_con_state, i) {
@@ -10064,7 +10064,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state;
struct drm_dp_mst_topology_mgr *mgr;
struct drm_dp_mst_topology_state *mst_state;
- struct dsc_mst_fairness_vars vars[MAX_PIPES];
+ struct dsc_mst_fairness_vars vars[MAX_PIPES] = {0};
trace_amdgpu_dm_atomic_check_begin(state);
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
index 2bc37c5a2760..c8609595f324 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
@@ -1219,7 +1219,7 @@ static ssize_t dp_sdp_message_debugfs_write(struct file *f, const char __user *b
size_t size, loff_t *pos)
{
int r;
- uint8_t data[36];
+ uint8_t data[36] = {0};
struct amdgpu_dm_connector *connector = file_inode(f)->i_private;
struct dm_crtc_state *acrtc_state;
uint32_t write_size = 36;
@@ -2929,7 +2929,7 @@ static int psr_read_residency(void *data, u64 *val)
{
struct amdgpu_dm_connector *connector = data;
struct dc_link *link = connector->dc_link;
- u32 residency;
+ u32 residency = 0;
link->dc->link_srv->edp_get_psr_residency(link, &residency);
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
index 8873acfe309c..84923c5400d3 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -2385,6 +2385,9 @@ static struct audio *find_first_free_audio(
{
int i, available_audio_count;
+ if (id == ENGINE_ID_UNKNOWN)
+ return NULL;
+
available_audio_count = pool->audio_count;
for (i = 0; i < available_audio_count; i++) {
diff --git a/drivers/gpu/drm/amd/display/dc/irq/dce110/irq_service_dce110.c b/drivers/gpu/drm/amd/display/dc/irq/dce110/irq_service_dce110.c
index 44649db5f3e3..5646b7788f02 100644
--- a/drivers/gpu/drm/amd/display/dc/irq/dce110/irq_service_dce110.c
+++ b/drivers/gpu/drm/amd/display/dc/irq/dce110/irq_service_dce110.c
@@ -211,8 +211,12 @@ bool dce110_vblank_set(struct irq_service *irq_service,
info->ext_id);
uint8_t pipe_offset = dal_irq_src - IRQ_TYPE_VBLANK;
- struct timing_generator *tg =
- dc->current_state->res_ctx.pipe_ctx[pipe_offset].stream_res.tg;
+ struct timing_generator *tg;
+
+ if (pipe_offset >= MAX_PIPES)
+ return false;
+
+ tg = dc->current_state->res_ctx.pipe_ctx[pipe_offset].stream_res.tg;
if (enable) {
if (!tg || !tg->funcs->arm_vert_intr(tg, 2)) {
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_ddc.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_ddc.c
index f7b5583ee609..8e9caae7c955 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_ddc.c
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_ddc.c
@@ -156,6 +156,10 @@ static enum mod_hdcp_status read(struct mod_hdcp *hdcp,
uint32_t cur_size = 0;
uint32_t data_offset = 0;
+ if (msg_id == MOD_HDCP_MESSAGE_ID_INVALID) {
+ return MOD_HDCP_STATUS_DDC_FAILURE;
+ }
+
if (is_dp_hdcp(hdcp)) {
while (buf_len > 0) {
cur_size = MIN(buf_len, HDCP_MAX_AUX_TRANSACTION_SIZE);
@@ -215,6 +219,10 @@ static enum mod_hdcp_status write(struct mod_hdcp *hdcp,
uint32_t cur_size = 0;
uint32_t data_offset = 0;
+ if (msg_id == MOD_HDCP_MESSAGE_ID_INVALID) {
+ return MOD_HDCP_STATUS_DDC_FAILURE;
+ }
+
if (is_dp_hdcp(hdcp)) {
while (buf_len > 0) {
cur_size = MIN(buf_len, HDCP_MAX_AUX_TRANSACTION_SIZE);
diff --git a/drivers/gpu/drm/amd/include/atomfirmware.h b/drivers/gpu/drm/amd/include/atomfirmware.h
index c618edc3f4ff..6c8b4afa7cc6 100644
--- a/drivers/gpu/drm/amd/include/atomfirmware.h
+++ b/drivers/gpu/drm/amd/include/atomfirmware.h
@@ -702,7 +702,7 @@ struct atom_gpio_pin_lut_v2_1
{
struct atom_common_table_header table_header;
/*the real number of this included in the structure is calcualted by using the (whole structure size - the header size)/size of atom_gpio_pin_lut */
- struct atom_gpio_pin_assignment gpio_pin[8];
+ struct atom_gpio_pin_assignment gpio_pin[];
};
@@ -3551,7 +3551,7 @@ struct atom_gpio_voltage_object_v4
uint8_t phase_delay_us; // phase delay in unit of micro second
uint8_t reserved;
uint32_t gpio_mask_val; // GPIO Mask value
- struct atom_voltage_gpio_map_lut voltage_gpio_lut[1];
+ struct atom_voltage_gpio_map_lut voltage_gpio_lut[] __counted_by(gpio_entry_num);
};
struct atom_svid2_voltage_object_v4
diff --git a/drivers/gpu/drm/drm_panel_orientation_quirks.c b/drivers/gpu/drm/drm_panel_orientation_quirks.c
index aa93129c3397..426bbee2d9f5 100644
--- a/drivers/gpu/drm/drm_panel_orientation_quirks.c
+++ b/drivers/gpu/drm/drm_panel_orientation_quirks.c
@@ -421,6 +421,13 @@ static const struct dmi_system_id orientation_data[] = {
DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "1"),
},
.driver_data = (void *)&lcd800x1280_rightside_up,
+ }, { /* Valve Steam Deck */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Valve"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Galileo"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "1"),
+ },
+ .driver_data = (void *)&lcd800x1280_rightside_up,
}, { /* VIOS LTH17 */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "VIOS"),
diff --git a/drivers/gpu/drm/lima/lima_gp.c b/drivers/gpu/drm/lima/lima_gp.c
index 6cf46b653e81..ca3842f71984 100644
--- a/drivers/gpu/drm/lima/lima_gp.c
+++ b/drivers/gpu/drm/lima/lima_gp.c
@@ -324,7 +324,9 @@ int lima_gp_init(struct lima_ip *ip)
void lima_gp_fini(struct lima_ip *ip)
{
+ struct lima_device *dev = ip->dev;
+ devm_free_irq(dev->dev, ip->irq, ip);
}
int lima_gp_pipe_init(struct lima_device *dev)
diff --git a/drivers/gpu/drm/lima/lima_mmu.c b/drivers/gpu/drm/lima/lima_mmu.c
index a1ae6c252dc2..8ca7047adbac 100644
--- a/drivers/gpu/drm/lima/lima_mmu.c
+++ b/drivers/gpu/drm/lima/lima_mmu.c
@@ -118,7 +118,12 @@ int lima_mmu_init(struct lima_ip *ip)
void lima_mmu_fini(struct lima_ip *ip)
{
+ struct lima_device *dev = ip->dev;
+
+ if (ip->id == lima_ip_ppmmu_bcast)
+ return;
+ devm_free_irq(dev->dev, ip->irq, ip);
}
void lima_mmu_flush_tlb(struct lima_ip *ip)
diff --git a/drivers/gpu/drm/lima/lima_pp.c b/drivers/gpu/drm/lima/lima_pp.c
index 54b208a4a768..d34c9e8840f4 100644
--- a/drivers/gpu/drm/lima/lima_pp.c
+++ b/drivers/gpu/drm/lima/lima_pp.c
@@ -266,7 +266,9 @@ int lima_pp_init(struct lima_ip *ip)
void lima_pp_fini(struct lima_ip *ip)
{
+ struct lima_device *dev = ip->dev;
+ devm_free_irq(dev->dev, ip->irq, ip);
}
int lima_pp_bcast_resume(struct lima_ip *ip)
@@ -299,7 +301,9 @@ int lima_pp_bcast_init(struct lima_ip *ip)
void lima_pp_bcast_fini(struct lima_ip *ip)
{
+ struct lima_device *dev = ip->dev;
+ devm_free_irq(dev->dev, ip->irq, ip);
}
static int lima_pp_task_validate(struct lima_sched_pipe *pipe,
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c
index 79ea30aac31f..22a125243d81 100644
--- a/drivers/gpu/drm/nouveau/nouveau_connector.c
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.c
@@ -983,6 +983,9 @@ nouveau_connector_get_modes(struct drm_connector *connector)
struct drm_display_mode *mode;
mode = drm_mode_duplicate(dev, nv_connector->native_mode);
+ if (!mode)
+ return 0;
+
drm_mode_probed_add(connector, mode);
ret = 1;
}
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index f6bc37f5eb3a..3410add34aad 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -1052,7 +1052,7 @@ static const struct pci_device_id i801_ids[] = {
MODULE_DEVICE_TABLE(pci, i801_ids);
#if defined CONFIG_X86 && defined CONFIG_DMI
-static unsigned char apanel_addr;
+static unsigned char apanel_addr __ro_after_init;
/* Scan the system ROM for the signature "FJKEYINF" */
static __init const void __iomem *bios_signature(const void __iomem *bios)
diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c
index a12525b3186b..f448505d5468 100644
--- a/drivers/i2c/busses/i2c-pnx.c
+++ b/drivers/i2c/busses/i2c-pnx.c
@@ -15,7 +15,6 @@
#include <linux/ioport.h>
#include <linux/delay.h>
#include <linux/i2c.h>
-#include <linux/timer.h>
#include <linux/completion.h>
#include <linux/platform_device.h>
#include <linux/io.h>
@@ -32,7 +31,6 @@ struct i2c_pnx_mif {
int ret; /* Return value */
int mode; /* Interface mode */
struct completion complete; /* I/O completion */
- struct timer_list timer; /* Timeout */
u8 * buf; /* Data buffer */
int len; /* Length of data buffer */
int order; /* RX Bytes to order via TX */
@@ -117,24 +115,6 @@ static inline int wait_reset(struct i2c_pnx_algo_data *data)
return (timeout <= 0);
}
-static inline void i2c_pnx_arm_timer(struct i2c_pnx_algo_data *alg_data)
-{
- struct timer_list *timer = &alg_data->mif.timer;
- unsigned long expires = msecs_to_jiffies(alg_data->timeout);
-
- if (expires <= 1)
- expires = 2;
-
- del_timer_sync(timer);
-
- dev_dbg(&alg_data->adapter.dev, "Timer armed at %lu plus %lu jiffies.\n",
- jiffies, expires);
-
- timer->expires = jiffies + expires;
-
- add_timer(timer);
-}
-
/**
* i2c_pnx_start - start a device
* @slave_addr: slave address
@@ -259,8 +239,6 @@ static int i2c_pnx_master_xmit(struct i2c_pnx_algo_data *alg_data)
~(mcntrl_afie | mcntrl_naie | mcntrl_drmie),
I2C_REG_CTL(alg_data));
- del_timer_sync(&alg_data->mif.timer);
-
dev_dbg(&alg_data->adapter.dev,
"%s(): Waking up xfer routine.\n",
__func__);
@@ -276,8 +254,6 @@ static int i2c_pnx_master_xmit(struct i2c_pnx_algo_data *alg_data)
~(mcntrl_afie | mcntrl_naie | mcntrl_drmie),
I2C_REG_CTL(alg_data));
- /* Stop timer. */
- del_timer_sync(&alg_data->mif.timer);
dev_dbg(&alg_data->adapter.dev,
"%s(): Waking up xfer routine after zero-xfer.\n",
__func__);
@@ -364,8 +340,6 @@ static int i2c_pnx_master_rcv(struct i2c_pnx_algo_data *alg_data)
mcntrl_drmie | mcntrl_daie);
iowrite32(ctl, I2C_REG_CTL(alg_data));
- /* Kill timer. */
- del_timer_sync(&alg_data->mif.timer);
complete(&alg_data->mif.complete);
}
}
@@ -400,8 +374,6 @@ static irqreturn_t i2c_pnx_interrupt(int irq, void *dev_id)
mcntrl_drmie);
iowrite32(ctl, I2C_REG_CTL(alg_data));
- /* Stop timer, to prevent timeout. */
- del_timer_sync(&alg_data->mif.timer);
complete(&alg_data->mif.complete);
} else if (stat & mstatus_nai) {
/* Slave did not acknowledge, generate a STOP */
@@ -419,8 +391,6 @@ static irqreturn_t i2c_pnx_interrupt(int irq, void *dev_id)
/* Our return value. */
alg_data->mif.ret = -EIO;
- /* Stop timer, to prevent timeout. */
- del_timer_sync(&alg_data->mif.timer);
complete(&alg_data->mif.complete);
} else {
/*
@@ -453,9 +423,8 @@ static irqreturn_t i2c_pnx_interrupt(int irq, void *dev_id)
return IRQ_HANDLED;
}
-static void i2c_pnx_timeout(struct timer_list *t)
+static void i2c_pnx_timeout(struct i2c_pnx_algo_data *alg_data)
{
- struct i2c_pnx_algo_data *alg_data = from_timer(alg_data, t, mif.timer);
u32 ctl;
dev_err(&alg_data->adapter.dev,
@@ -472,7 +441,6 @@ static void i2c_pnx_timeout(struct timer_list *t)
iowrite32(ctl, I2C_REG_CTL(alg_data));
wait_reset(alg_data);
alg_data->mif.ret = -EIO;
- complete(&alg_data->mif.complete);
}
static inline void bus_reset_if_active(struct i2c_pnx_algo_data *alg_data)
@@ -514,6 +482,7 @@ i2c_pnx_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num)
struct i2c_msg *pmsg;
int rc = 0, completed = 0, i;
struct i2c_pnx_algo_data *alg_data = adap->algo_data;
+ unsigned long time_left;
u32 stat;
dev_dbg(&alg_data->adapter.dev,
@@ -548,7 +517,6 @@ i2c_pnx_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num)
dev_dbg(&alg_data->adapter.dev, "%s(): mode %d, %d bytes\n",
__func__, alg_data->mif.mode, alg_data->mif.len);
- i2c_pnx_arm_timer(alg_data);
/* initialize the completion var */
init_completion(&alg_data->mif.complete);
@@ -564,7 +532,10 @@ i2c_pnx_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num)
break;
/* Wait for completion */
- wait_for_completion(&alg_data->mif.complete);
+ time_left = wait_for_completion_timeout(&alg_data->mif.complete,
+ alg_data->timeout);
+ if (time_left == 0)
+ i2c_pnx_timeout(alg_data);
if (!(rc = alg_data->mif.ret))
completed++;
@@ -653,7 +624,10 @@ static int i2c_pnx_probe(struct platform_device *pdev)
alg_data->adapter.algo_data = alg_data;
alg_data->adapter.nr = pdev->id;
- alg_data->timeout = I2C_PNX_TIMEOUT_DEFAULT;
+ alg_data->timeout = msecs_to_jiffies(I2C_PNX_TIMEOUT_DEFAULT);
+ if (alg_data->timeout <= 1)
+ alg_data->timeout = 2;
+
#ifdef CONFIG_OF
alg_data->adapter.dev.of_node = of_node_get(pdev->dev.of_node);
if (pdev->dev.of_node) {
@@ -673,8 +647,6 @@ static int i2c_pnx_probe(struct platform_device *pdev)
if (IS_ERR(alg_data->clk))
return PTR_ERR(alg_data->clk);
- timer_setup(&alg_data->mif.timer, i2c_pnx_timeout, 0);
-
snprintf(alg_data->adapter.name, sizeof(alg_data->adapter.name),
"%s", pdev->name);
diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c
index f5feca7fa9b9..2ed749f50a29 100644
--- a/drivers/infiniband/core/user_mad.c
+++ b/drivers/infiniband/core/user_mad.c
@@ -63,6 +63,8 @@ MODULE_AUTHOR("Roland Dreier");
MODULE_DESCRIPTION("InfiniBand userspace MAD packet access");
MODULE_LICENSE("Dual BSD/GPL");
+#define MAX_UMAD_RECV_LIST_SIZE 200000
+
enum {
IB_UMAD_MAX_PORTS = RDMA_MAX_PORTS,
IB_UMAD_MAX_AGENTS = 32,
@@ -113,6 +115,7 @@ struct ib_umad_file {
struct mutex mutex;
struct ib_umad_port *port;
struct list_head recv_list;
+ atomic_t recv_list_size;
struct list_head send_list;
struct list_head port_list;
spinlock_t send_lock;
@@ -180,24 +183,28 @@ static struct ib_mad_agent *__get_agent(struct ib_umad_file *file, int id)
return file->agents_dead ? NULL : file->agent[id];
}
-static int queue_packet(struct ib_umad_file *file,
- struct ib_mad_agent *agent,
- struct ib_umad_packet *packet)
+static int queue_packet(struct ib_umad_file *file, struct ib_mad_agent *agent,
+ struct ib_umad_packet *packet, bool is_recv_mad)
{
int ret = 1;
mutex_lock(&file->mutex);
+ if (is_recv_mad &&
+ atomic_read(&file->recv_list_size) > MAX_UMAD_RECV_LIST_SIZE)
+ goto unlock;
+
for (packet->mad.hdr.id = 0;
packet->mad.hdr.id < IB_UMAD_MAX_AGENTS;
packet->mad.hdr.id++)
if (agent == __get_agent(file, packet->mad.hdr.id)) {
list_add_tail(&packet->list, &file->recv_list);
+ atomic_inc(&file->recv_list_size);
wake_up_interruptible(&file->recv_wait);
ret = 0;
break;
}
-
+unlock:
mutex_unlock(&file->mutex);
return ret;
@@ -224,7 +231,7 @@ static void send_handler(struct ib_mad_agent *agent,
if (send_wc->status == IB_WC_RESP_TIMEOUT_ERR) {
packet->length = IB_MGMT_MAD_HDR;
packet->mad.hdr.status = ETIMEDOUT;
- if (!queue_packet(file, agent, packet))
+ if (!queue_packet(file, agent, packet, false))
return;
}
kfree(packet);
@@ -284,7 +291,7 @@ static void recv_handler(struct ib_mad_agent *agent,
rdma_destroy_ah_attr(&ah_attr);
}
- if (queue_packet(file, agent, packet))
+ if (queue_packet(file, agent, packet, true))
goto err2;
return;
@@ -409,6 +416,7 @@ static ssize_t ib_umad_read(struct file *filp, char __user *buf,
packet = list_entry(file->recv_list.next, struct ib_umad_packet, list);
list_del(&packet->list);
+ atomic_dec(&file->recv_list_size);
mutex_unlock(&file->mutex);
@@ -421,6 +429,7 @@ static ssize_t ib_umad_read(struct file *filp, char __user *buf,
/* Requeue packet */
mutex_lock(&file->mutex);
list_add(&packet->list, &file->recv_list);
+ atomic_inc(&file->recv_list_size);
mutex_unlock(&file->mutex);
} else {
if (packet->recv_wc)
diff --git a/drivers/input/ff-core.c b/drivers/input/ff-core.c
index 16231fe080b0..609a5f01761b 100644
--- a/drivers/input/ff-core.c
+++ b/drivers/input/ff-core.c
@@ -9,8 +9,10 @@
/* #define DEBUG */
#include <linux/input.h>
+#include <linux/limits.h>
#include <linux/module.h>
#include <linux/mutex.h>
+#include <linux/overflow.h>
#include <linux/sched.h>
#include <linux/slab.h>
@@ -315,9 +317,8 @@ int input_ff_create(struct input_dev *dev, unsigned int max_effects)
return -EINVAL;
}
- ff_dev_size = sizeof(struct ff_device) +
- max_effects * sizeof(struct file *);
- if (ff_dev_size < max_effects) /* overflow */
+ ff_dev_size = struct_size(ff, effect_owners, max_effects);
+ if (ff_dev_size == SIZE_MAX) /* overflow */
return -EINVAL;
ff = kzalloc(ff_dev_size, GFP_KERNEL);
diff --git a/drivers/leds/leds-an30259a.c b/drivers/leds/leds-an30259a.c
index 0216afed3b6e..decfca447d8a 100644
--- a/drivers/leds/leds-an30259a.c
+++ b/drivers/leds/leds-an30259a.c
@@ -283,7 +283,10 @@ static int an30259a_probe(struct i2c_client *client)
if (err < 0)
return err;
- mutex_init(&chip->mutex);
+ err = devm_mutex_init(&client->dev, &chip->mutex);
+ if (err)
+ return err;
+
chip->client = client;
i2c_set_clientdata(client, chip);
@@ -317,17 +320,9 @@ static int an30259a_probe(struct i2c_client *client)
return 0;
exit:
- mutex_destroy(&chip->mutex);
return err;
}
-static void an30259a_remove(struct i2c_client *client)
-{
- struct an30259a *chip = i2c_get_clientdata(client);
-
- mutex_destroy(&chip->mutex);
-}
-
static const struct of_device_id an30259a_match_table[] = {
{ .compatible = "panasonic,an30259a", },
{ /* sentinel */ },
@@ -347,7 +342,6 @@ static struct i2c_driver an30259a_driver = {
.of_match_table = an30259a_match_table,
},
.probe = an30259a_probe,
- .remove = an30259a_remove,
.id_table = an30259a_id,
};
diff --git a/drivers/media/dvb-frontends/as102_fe_types.h b/drivers/media/dvb-frontends/as102_fe_types.h
index 297f9520ebf9..8a4e392c8896 100644
--- a/drivers/media/dvb-frontends/as102_fe_types.h
+++ b/drivers/media/dvb-frontends/as102_fe_types.h
@@ -174,6 +174,6 @@ struct as10x_register_addr {
uint32_t addr;
/* register mode access */
uint8_t mode;
-};
+} __packed;
#endif
diff --git a/drivers/media/dvb-frontends/tda10048.c b/drivers/media/dvb-frontends/tda10048.c
index 5d5e4e9e4422..3e725cdcc66b 100644
--- a/drivers/media/dvb-frontends/tda10048.c
+++ b/drivers/media/dvb-frontends/tda10048.c
@@ -410,6 +410,7 @@ static int tda10048_set_if(struct dvb_frontend *fe, u32 bw)
struct tda10048_config *config = &state->config;
int i;
u32 if_freq_khz;
+ u64 sample_freq;
dprintk(1, "%s(bw = %d)\n", __func__, bw);
@@ -451,9 +452,11 @@ static int tda10048_set_if(struct dvb_frontend *fe, u32 bw)
dprintk(1, "- pll_pfactor = %d\n", state->pll_pfactor);
/* Calculate the sample frequency */
- state->sample_freq = state->xtal_hz * (state->pll_mfactor + 45);
- state->sample_freq /= (state->pll_nfactor + 1);
- state->sample_freq /= (state->pll_pfactor + 4);
+ sample_freq = state->xtal_hz;
+ sample_freq *= state->pll_mfactor + 45;
+ do_div(sample_freq, state->pll_nfactor + 1);
+ do_div(sample_freq, state->pll_pfactor + 4);
+ state->sample_freq = sample_freq;
dprintk(1, "- sample_freq = %d\n", state->sample_freq);
/* Update the I/F */
diff --git a/drivers/media/dvb-frontends/tda18271c2dd.c b/drivers/media/dvb-frontends/tda18271c2dd.c
index a34834487943..fd928787207e 100644
--- a/drivers/media/dvb-frontends/tda18271c2dd.c
+++ b/drivers/media/dvb-frontends/tda18271c2dd.c
@@ -328,7 +328,7 @@ static int CalcMainPLL(struct tda_state *state, u32 freq)
OscFreq = (u64) freq * (u64) Div;
OscFreq *= (u64) 16384;
- do_div(OscFreq, (u64)16000000);
+ do_div(OscFreq, 16000000);
MainDiv = OscFreq;
state->m_Regs[MPD] = PostDiv & 0x77;
@@ -352,7 +352,7 @@ static int CalcCalPLL(struct tda_state *state, u32 freq)
OscFreq = (u64)freq * (u64)Div;
/* CalDiv = u32( OscFreq * 16384 / 16000000 ); */
OscFreq *= (u64)16384;
- do_div(OscFreq, (u64)16000000);
+ do_div(OscFreq, 16000000);
CalDiv = OscFreq;
state->m_Regs[CPD] = PostDiv;
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_av1_req_lat_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_av1_req_lat_if.c
index 2b6a5adbc419..b0e2e59f61b5 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_av1_req_lat_if.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_av1_req_lat_if.c
@@ -1023,18 +1023,26 @@ static void vdec_av1_slice_free_working_buffer(struct vdec_av1_slice_instance *i
int i;
for (i = 0; i < ARRAY_SIZE(instance->mv); i++)
- mtk_vcodec_mem_free(ctx, &instance->mv[i]);
+ if (instance->mv[i].va)
+ mtk_vcodec_mem_free(ctx, &instance->mv[i]);
for (i = 0; i < ARRAY_SIZE(instance->seg); i++)
- mtk_vcodec_mem_free(ctx, &instance->seg[i]);
+ if (instance->seg[i].va)
+ mtk_vcodec_mem_free(ctx, &instance->seg[i]);
for (i = 0; i < ARRAY_SIZE(instance->cdf); i++)
- mtk_vcodec_mem_free(ctx, &instance->cdf[i]);
+ if (instance->cdf[i].va)
+ mtk_vcodec_mem_free(ctx, &instance->cdf[i]);
+
- mtk_vcodec_mem_free(ctx, &instance->tile);
- mtk_vcodec_mem_free(ctx, &instance->cdf_temp);
- mtk_vcodec_mem_free(ctx, &instance->cdf_table);
- mtk_vcodec_mem_free(ctx, &instance->iq_table);
+ if (instance->tile.va)
+ mtk_vcodec_mem_free(ctx, &instance->tile);
+ if (instance->cdf_temp.va)
+ mtk_vcodec_mem_free(ctx, &instance->cdf_temp);
+ if (instance->cdf_table.va)
+ mtk_vcodec_mem_free(ctx, &instance->cdf_table);
+ if (instance->iq_table.va)
+ mtk_vcodec_mem_free(ctx, &instance->iq_table);
instance->level = AV1_RES_NONE;
}
diff --git a/drivers/media/platform/mediatek/vcodec/encoder/venc/venc_h264_if.c b/drivers/media/platform/mediatek/vcodec/encoder/venc/venc_h264_if.c
index a68dac72c4e4..f8145998fcaf 100644
--- a/drivers/media/platform/mediatek/vcodec/encoder/venc/venc_h264_if.c
+++ b/drivers/media/platform/mediatek/vcodec/encoder/venc/venc_h264_if.c
@@ -301,11 +301,12 @@ static void h264_enc_free_work_buf(struct venc_h264_inst *inst)
* other buffers need to be freed by AP.
*/
for (i = 0; i < VENC_H264_VPU_WORK_BUF_MAX; i++) {
- if (i != VENC_H264_VPU_WORK_BUF_SKIP_FRAME)
+ if (i != VENC_H264_VPU_WORK_BUF_SKIP_FRAME && inst->work_bufs[i].va)
mtk_vcodec_mem_free(inst->ctx, &inst->work_bufs[i]);
}
- mtk_vcodec_mem_free(inst->ctx, &inst->pps_buf);
+ if (inst->pps_buf.va)
+ mtk_vcodec_mem_free(inst->ctx, &inst->pps_buf);
}
static int h264_enc_alloc_work_buf(struct venc_h264_inst *inst, bool is_34bit)
diff --git a/drivers/media/usb/dvb-usb/dib0700_devices.c b/drivers/media/usb/dvb-usb/dib0700_devices.c
index 3af594134a6d..6ddc20513393 100644
--- a/drivers/media/usb/dvb-usb/dib0700_devices.c
+++ b/drivers/media/usb/dvb-usb/dib0700_devices.c
@@ -2412,7 +2412,12 @@ static int stk9090m_frontend_attach(struct dvb_usb_adapter *adap)
adap->fe_adap[0].fe = dvb_attach(dib9000_attach, &adap->dev->i2c_adap, 0x80, &stk9090m_config);
- return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
+ if (!adap->fe_adap[0].fe) {
+ release_firmware(state->frontend_firmware);
+ return -ENODEV;
+ }
+
+ return 0;
}
static int dib9090_tuner_attach(struct dvb_usb_adapter *adap)
@@ -2485,8 +2490,10 @@ static int nim9090md_frontend_attach(struct dvb_usb_adapter *adap)
dib9000_i2c_enumeration(&adap->dev->i2c_adap, 1, 0x20, 0x80);
adap->fe_adap[0].fe = dvb_attach(dib9000_attach, &adap->dev->i2c_adap, 0x80, &nim9090md_config[0]);
- if (adap->fe_adap[0].fe == NULL)
+ if (!adap->fe_adap[0].fe) {
+ release_firmware(state->frontend_firmware);
return -ENODEV;
+ }
i2c = dib9000_get_i2c_master(adap->fe_adap[0].fe, DIBX000_I2C_INTERFACE_GPIO_3_4, 0);
dib9000_i2c_enumeration(i2c, 1, 0x12, 0x82);
@@ -2494,7 +2501,12 @@ static int nim9090md_frontend_attach(struct dvb_usb_adapter *adap)
fe_slave = dvb_attach(dib9000_attach, i2c, 0x82, &nim9090md_config[1]);
dib9000_set_slave_frontend(adap->fe_adap[0].fe, fe_slave);
- return fe_slave == NULL ? -ENODEV : 0;
+ if (!fe_slave) {
+ release_firmware(state->frontend_firmware);
+ return -ENODEV;
+ }
+
+ return 0;
}
static int nim9090md_tuner_attach(struct dvb_usb_adapter *adap)
diff --git a/drivers/media/usb/dvb-usb/dw2102.c b/drivers/media/usb/dvb-usb/dw2102.c
index b3bb1805829a..f31d3835430e 100644
--- a/drivers/media/usb/dvb-usb/dw2102.c
+++ b/drivers/media/usb/dvb-usb/dw2102.c
@@ -716,6 +716,7 @@ static int su3000_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
{
struct dvb_usb_device *d = i2c_get_adapdata(adap);
struct dw2102_state *state;
+ int j;
if (!d)
return -ENODEV;
@@ -729,11 +730,11 @@ static int su3000_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
return -EAGAIN;
}
- switch (num) {
- case 1:
- switch (msg[0].addr) {
+ j = 0;
+ while (j < num) {
+ switch (msg[j].addr) {
case SU3000_STREAM_CTRL:
- state->data[0] = msg[0].buf[0] + 0x36;
+ state->data[0] = msg[j].buf[0] + 0x36;
state->data[1] = 3;
state->data[2] = 0;
if (dvb_usb_generic_rw(d, state->data, 3,
@@ -745,61 +746,86 @@ static int su3000_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
if (dvb_usb_generic_rw(d, state->data, 1,
state->data, 2, 0) < 0)
err("i2c transfer failed.");
- msg[0].buf[1] = state->data[0];
- msg[0].buf[0] = state->data[1];
+ msg[j].buf[1] = state->data[0];
+ msg[j].buf[0] = state->data[1];
break;
default:
- if (3 + msg[0].len > sizeof(state->data)) {
- warn("i2c wr: len=%d is too big!\n",
- msg[0].len);
+ /* if the current write msg is followed by a another
+ * read msg to/from the same address
+ */
+ if ((j+1 < num) && (msg[j+1].flags & I2C_M_RD) &&
+ (msg[j].addr == msg[j+1].addr)) {
+ /* join both i2c msgs to one usb read command */
+ if (4 + msg[j].len > sizeof(state->data)) {
+ warn("i2c combined wr/rd: write len=%d is too big!\n",
+ msg[j].len);
+ num = -EOPNOTSUPP;
+ break;
+ }
+ if (1 + msg[j+1].len > sizeof(state->data)) {
+ warn("i2c combined wr/rd: read len=%d is too big!\n",
+ msg[j+1].len);
+ num = -EOPNOTSUPP;
+ break;
+ }
+
+ state->data[0] = 0x09;
+ state->data[1] = msg[j].len;
+ state->data[2] = msg[j+1].len;
+ state->data[3] = msg[j].addr;
+ memcpy(&state->data[4], msg[j].buf, msg[j].len);
+
+ if (dvb_usb_generic_rw(d, state->data, msg[j].len + 4,
+ state->data, msg[j+1].len + 1, 0) < 0)
+ err("i2c transfer failed.");
+
+ memcpy(msg[j+1].buf, &state->data[1], msg[j+1].len);
+ j++;
+ break;
+ }
+
+ if (msg[j].flags & I2C_M_RD) {
+ /* single read */
+ if (4 + msg[j].len > sizeof(state->data)) {
+ warn("i2c rd: len=%d is too big!\n", msg[j].len);
+ num = -EOPNOTSUPP;
+ break;
+ }
+
+ state->data[0] = 0x09;
+ state->data[1] = 0;
+ state->data[2] = msg[j].len;
+ state->data[3] = msg[j].addr;
+ memcpy(&state->data[4], msg[j].buf, msg[j].len);
+
+ if (dvb_usb_generic_rw(d, state->data, 4,
+ state->data, msg[j].len + 1, 0) < 0)
+ err("i2c transfer failed.");
+
+ memcpy(msg[j].buf, &state->data[1], msg[j].len);
+ break;
+ }
+
+ /* single write */
+ if (3 + msg[j].len > sizeof(state->data)) {
+ warn("i2c wr: len=%d is too big!\n", msg[j].len);
num = -EOPNOTSUPP;
break;
}
- /* always i2c write*/
state->data[0] = 0x08;
- state->data[1] = msg[0].addr;
- state->data[2] = msg[0].len;
+ state->data[1] = msg[j].addr;
+ state->data[2] = msg[j].len;
- memcpy(&state->data[3], msg[0].buf, msg[0].len);
+ memcpy(&state->data[3], msg[j].buf, msg[j].len);
- if (dvb_usb_generic_rw(d, state->data, msg[0].len + 3,
+ if (dvb_usb_generic_rw(d, state->data, msg[j].len + 3,
state->data, 1, 0) < 0)
err("i2c transfer failed.");
+ } // switch
+ j++;
- }
- break;
- case 2:
- /* always i2c read */
- if (4 + msg[0].len > sizeof(state->data)) {
- warn("i2c rd: len=%d is too big!\n",
- msg[0].len);
- num = -EOPNOTSUPP;
- break;
- }
- if (1 + msg[1].len > sizeof(state->data)) {
- warn("i2c rd: len=%d is too big!\n",
- msg[1].len);
- num = -EOPNOTSUPP;
- break;
- }
-
- state->data[0] = 0x09;
- state->data[1] = msg[0].len;
- state->data[2] = msg[1].len;
- state->data[3] = msg[0].addr;
- memcpy(&state->data[4], msg[0].buf, msg[0].len);
-
- if (dvb_usb_generic_rw(d, state->data, msg[0].len + 4,
- state->data, msg[1].len + 1, 0) < 0)
- err("i2c transfer failed.");
-
- memcpy(msg[1].buf, &state->data[1], msg[1].len);
- break;
- default:
- warn("more than 2 i2c messages at a time is not handled yet.");
- break;
- }
+ } // while
mutex_unlock(&d->data_mutex);
mutex_unlock(&d->i2c_mutex);
return num;
diff --git a/drivers/media/usb/s2255/s2255drv.c b/drivers/media/usb/s2255/s2255drv.c
index 3c2627712fe9..6f78be3c42d6 100644
--- a/drivers/media/usb/s2255/s2255drv.c
+++ b/drivers/media/usb/s2255/s2255drv.c
@@ -247,7 +247,7 @@ struct s2255_vc {
struct s2255_dev {
struct s2255_vc vc[MAX_CHANNELS];
struct v4l2_device v4l2_dev;
- atomic_t num_channels;
+ refcount_t num_channels;
int frames;
struct mutex lock; /* channels[].vdev.lock */
struct mutex cmdlock; /* protects cmdbuf */
@@ -1550,11 +1550,11 @@ static void s2255_video_device_release(struct video_device *vdev)
container_of(vdev, struct s2255_vc, vdev);
dprintk(dev, 4, "%s, chnls: %d\n", __func__,
- atomic_read(&dev->num_channels));
+ refcount_read(&dev->num_channels));
v4l2_ctrl_handler_free(&vc->hdl);
- if (atomic_dec_and_test(&dev->num_channels))
+ if (refcount_dec_and_test(&dev->num_channels))
s2255_destroy(dev);
return;
}
@@ -1659,7 +1659,7 @@ static int s2255_probe_v4l(struct s2255_dev *dev)
"failed to register video device!\n");
break;
}
- atomic_inc(&dev->num_channels);
+ refcount_inc(&dev->num_channels);
v4l2_info(&dev->v4l2_dev, "V4L2 device registered as %s\n",
video_device_node_name(&vc->vdev));
@@ -1667,11 +1667,11 @@ static int s2255_probe_v4l(struct s2255_dev *dev)
pr_info("Sensoray 2255 V4L driver Revision: %s\n",
S2255_VERSION);
/* if no channels registered, return error and probe will fail*/
- if (atomic_read(&dev->num_channels) == 0) {
+ if (refcount_read(&dev->num_channels) == 0) {
v4l2_device_unregister(&dev->v4l2_dev);
return ret;
}
- if (atomic_read(&dev->num_channels) != MAX_CHANNELS)
+ if (refcount_read(&dev->num_channels) != MAX_CHANNELS)
pr_warn("s2255: Not all channels available.\n");
return 0;
}
@@ -2220,7 +2220,7 @@ static int s2255_probe(struct usb_interface *interface,
goto errorFWDATA1;
}
- atomic_set(&dev->num_channels, 0);
+ refcount_set(&dev->num_channels, 0);
dev->pid = id->idProduct;
dev->fw_data = kzalloc(sizeof(struct s2255_fw), GFP_KERNEL);
if (!dev->fw_data)
@@ -2340,12 +2340,12 @@ static void s2255_disconnect(struct usb_interface *interface)
{
struct s2255_dev *dev = to_s2255_dev(usb_get_intfdata(interface));
int i;
- int channels = atomic_read(&dev->num_channels);
+ int channels = refcount_read(&dev->num_channels);
mutex_lock(&dev->lock);
v4l2_device_disconnect(&dev->v4l2_dev);
mutex_unlock(&dev->lock);
/*see comments in the uvc_driver.c usb disconnect function */
- atomic_inc(&dev->num_channels);
+ refcount_inc(&dev->num_channels);
/* unregister each video device. */
for (i = 0; i < channels; i++)
video_unregister_device(&dev->vc[i].vdev);
@@ -2358,7 +2358,7 @@ static void s2255_disconnect(struct usb_interface *interface)
dev->vc[i].vidstatus_ready = 1;
wake_up(&dev->vc[i].wait_vidstatus);
}
- if (atomic_dec_and_test(&dev->num_channels))
+ if (refcount_dec_and_test(&dev->num_channels))
s2255_destroy(dev);
dev_info(&interface->dev, "%s\n", __func__);
}
diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c
index c059ac4c19f1..7c3e3d70be8b 100644
--- a/drivers/mtd/nand/raw/nand_base.c
+++ b/drivers/mtd/nand/raw/nand_base.c
@@ -1090,28 +1090,32 @@ static int nand_fill_column_cycles(struct nand_chip *chip, u8 *addrs,
unsigned int offset_in_page)
{
struct mtd_info *mtd = nand_to_mtd(chip);
+ bool ident_stage = !mtd->writesize;
- /* Make sure the offset is less than the actual page size. */
- if (offset_in_page > mtd->writesize + mtd->oobsize)
- return -EINVAL;
+ /* Bypass all checks during NAND identification */
+ if (likely(!ident_stage)) {
+ /* Make sure the offset is less than the actual page size. */
+ if (offset_in_page > mtd->writesize + mtd->oobsize)
+ return -EINVAL;
- /*
- * On small page NANDs, there's a dedicated command to access the OOB
- * area, and the column address is relative to the start of the OOB
- * area, not the start of the page. Asjust the address accordingly.
- */
- if (mtd->writesize <= 512 && offset_in_page >= mtd->writesize)
- offset_in_page -= mtd->writesize;
+ /*
+ * On small page NANDs, there's a dedicated command to access the OOB
+ * area, and the column address is relative to the start of the OOB
+ * area, not the start of the page. Asjust the address accordingly.
+ */
+ if (mtd->writesize <= 512 && offset_in_page >= mtd->writesize)
+ offset_in_page -= mtd->writesize;
- /*
- * The offset in page is expressed in bytes, if the NAND bus is 16-bit
- * wide, then it must be divided by 2.
- */
- if (chip->options & NAND_BUSWIDTH_16) {
- if (WARN_ON(offset_in_page % 2))
- return -EINVAL;
+ /*
+ * The offset in page is expressed in bytes, if the NAND bus is 16-bit
+ * wide, then it must be divided by 2.
+ */
+ if (chip->options & NAND_BUSWIDTH_16) {
+ if (WARN_ON(offset_in_page % 2))
+ return -EINVAL;
- offset_in_page /= 2;
+ offset_in_page /= 2;
+ }
}
addrs[0] = offset_in_page;
@@ -1120,7 +1124,7 @@ static int nand_fill_column_cycles(struct nand_chip *chip, u8 *addrs,
* Small page NANDs use 1 cycle for the columns, while large page NANDs
* need 2
*/
- if (mtd->writesize <= 512)
+ if (!ident_stage && mtd->writesize <= 512)
return 1;
addrs[1] = offset_in_page >> 8;
@@ -1419,16 +1423,19 @@ int nand_change_read_column_op(struct nand_chip *chip,
unsigned int len, bool force_8bit)
{
struct mtd_info *mtd = nand_to_mtd(chip);
+ bool ident_stage = !mtd->writesize;
if (len && !buf)
return -EINVAL;
- if (offset_in_page + len > mtd->writesize + mtd->oobsize)
- return -EINVAL;
+ if (!ident_stage) {
+ if (offset_in_page + len > mtd->writesize + mtd->oobsize)
+ return -EINVAL;
- /* Small page NANDs do not support column change. */
- if (mtd->writesize <= 512)
- return -ENOTSUPP;
+ /* Small page NANDs do not support column change. */
+ if (mtd->writesize <= 512)
+ return -ENOTSUPP;
+ }
if (nand_has_exec_op(chip)) {
const struct nand_interface_config *conf =
@@ -2154,7 +2161,7 @@ EXPORT_SYMBOL_GPL(nand_reset_op);
int nand_read_data_op(struct nand_chip *chip, void *buf, unsigned int len,
bool force_8bit, bool check_only)
{
- if (!len || !buf)
+ if (!len || (!check_only && !buf))
return -EINVAL;
if (nand_has_exec_op(chip)) {
@@ -6282,6 +6289,7 @@ static const struct nand_ops rawnand_ops = {
static int nand_scan_tail(struct nand_chip *chip)
{
struct mtd_info *mtd = nand_to_mtd(chip);
+ struct nand_device *base = &chip->base;
struct nand_ecc_ctrl *ecc = &chip->ecc;
int ret, i;
@@ -6426,9 +6434,13 @@ static int nand_scan_tail(struct nand_chip *chip)
if (!ecc->write_oob_raw)
ecc->write_oob_raw = ecc->write_oob;
- /* propagate ecc info to mtd_info */
+ /* Propagate ECC info to the generic NAND and MTD layers */
mtd->ecc_strength = ecc->strength;
+ if (!base->ecc.ctx.conf.strength)
+ base->ecc.ctx.conf.strength = ecc->strength;
mtd->ecc_step_size = ecc->size;
+ if (!base->ecc.ctx.conf.step_size)
+ base->ecc.ctx.conf.step_size = ecc->size;
/*
* Set the number of read / write steps for one page depending on ECC
@@ -6436,6 +6448,8 @@ static int nand_scan_tail(struct nand_chip *chip)
*/
if (!ecc->steps)
ecc->steps = mtd->writesize / ecc->size;
+ if (!base->ecc.ctx.nsteps)
+ base->ecc.ctx.nsteps = ecc->steps;
if (ecc->steps * ecc->size != mtd->writesize) {
WARN(1, "Invalid ECC parameters\n");
ret = -EINVAL;
diff --git a/drivers/mtd/nand/raw/rockchip-nand-controller.c b/drivers/mtd/nand/raw/rockchip-nand-controller.c
index 5bc90ffa721f..2a95dd63b8c2 100644
--- a/drivers/mtd/nand/raw/rockchip-nand-controller.c
+++ b/drivers/mtd/nand/raw/rockchip-nand-controller.c
@@ -420,13 +420,13 @@ static int rk_nfc_setup_interface(struct nand_chip *chip, int target,
u32 rate, tc2rw, trwpw, trw2c;
u32 temp;
- if (target < 0)
- return 0;
-
timings = nand_get_sdr_timings(conf);
if (IS_ERR(timings))
return -EOPNOTSUPP;
+ if (target < 0)
+ return 0;
+
if (IS_ERR(nfc->nfc_clk))
rate = clk_get_rate(nfc->ahb_clk);
else
diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c
index f3f27f0bd2a6..00a662f8edd6 100644
--- a/drivers/net/bonding/bond_options.c
+++ b/drivers/net/bonding/bond_options.c
@@ -1198,9 +1198,9 @@ static int bond_option_arp_ip_targets_set(struct bonding *bond,
__be32 target;
if (newval->string) {
- if (!in4_pton(newval->string+1, -1, (u8 *)&target, -1, NULL)) {
- netdev_err(bond->dev, "invalid ARP target %pI4 specified\n",
- &target);
+ if (strlen(newval->string) < 1 ||
+ !in4_pton(newval->string + 1, -1, (u8 *)&target, -1, NULL)) {
+ netdev_err(bond->dev, "invalid ARP target specified\n");
return ret;
}
if (newval->string[0] == '+')
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
index 71ef4db5c09f..387edc8f89bf 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
@@ -124,6 +124,7 @@ static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leaf_err_liste
static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leafimx = {
.quirks = 0,
+ .family = KVASER_LEAF,
.ops = &kvaser_usb_leaf_dev_ops,
};
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 9571e1b1e59e..354d4af13456 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -131,8 +131,8 @@ struct mii_bus *mv88e6xxx_default_mdio_bus(struct mv88e6xxx_chip *chip)
{
struct mv88e6xxx_mdio_bus *mdio_bus;
- mdio_bus = list_first_entry(&chip->mdios, struct mv88e6xxx_mdio_bus,
- list);
+ mdio_bus = list_first_entry_or_null(&chip->mdios,
+ struct mv88e6xxx_mdio_bus, list);
if (!mdio_bus)
return NULL;
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
index e2a4e1088b7f..9580ab83d387 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
@@ -1262,7 +1262,7 @@ enum {
struct bnx2x_fw_stats_req {
struct stats_query_header hdr;
- struct stats_query_entry query[FP_SB_MAX_E1x+
+ struct stats_query_entry query[FP_SB_MAX_E2 +
BNX2X_FIRST_QUEUE_QUERY_IDX];
};
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index 3692fce20195..334f652c6060 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -6363,49 +6363,49 @@ static void e1000e_s0ix_entry_flow(struct e1000_adapter *adapter)
mac_data |= E1000_EXTCNF_CTRL_GATE_PHY_CFG;
ew32(EXTCNF_CTRL, mac_data);
- /* Enable the Dynamic Power Gating in the MAC */
- mac_data = er32(FEXTNVM7);
- mac_data |= BIT(22);
- ew32(FEXTNVM7, mac_data);
-
/* Disable disconnected cable conditioning for Power Gating */
mac_data = er32(DPGFR);
mac_data |= BIT(2);
ew32(DPGFR, mac_data);
- /* Don't wake from dynamic Power Gating with clock request */
- mac_data = er32(FEXTNVM12);
- mac_data |= BIT(12);
- ew32(FEXTNVM12, mac_data);
-
- /* Ungate PGCB clock */
- mac_data = er32(FEXTNVM9);
- mac_data &= ~BIT(28);
- ew32(FEXTNVM9, mac_data);
-
- /* Enable K1 off to enable mPHY Power Gating */
- mac_data = er32(FEXTNVM6);
- mac_data |= BIT(31);
- ew32(FEXTNVM6, mac_data);
-
- /* Enable mPHY power gating for any link and speed */
- mac_data = er32(FEXTNVM8);
- mac_data |= BIT(9);
- ew32(FEXTNVM8, mac_data);
-
/* Enable the Dynamic Clock Gating in the DMA and MAC */
mac_data = er32(CTRL_EXT);
mac_data |= E1000_CTRL_EXT_DMA_DYN_CLK_EN;
ew32(CTRL_EXT, mac_data);
-
- /* No MAC DPG gating SLP_S0 in modern standby
- * Switch the logic of the lanphypc to use PMC counter
- */
- mac_data = er32(FEXTNVM5);
- mac_data |= BIT(7);
- ew32(FEXTNVM5, mac_data);
}
+ /* Enable the Dynamic Power Gating in the MAC */
+ mac_data = er32(FEXTNVM7);
+ mac_data |= BIT(22);
+ ew32(FEXTNVM7, mac_data);
+
+ /* Don't wake from dynamic Power Gating with clock request */
+ mac_data = er32(FEXTNVM12);
+ mac_data |= BIT(12);
+ ew32(FEXTNVM12, mac_data);
+
+ /* Ungate PGCB clock */
+ mac_data = er32(FEXTNVM9);
+ mac_data &= ~BIT(28);
+ ew32(FEXTNVM9, mac_data);
+
+ /* Enable K1 off to enable mPHY Power Gating */
+ mac_data = er32(FEXTNVM6);
+ mac_data |= BIT(31);
+ ew32(FEXTNVM6, mac_data);
+
+ /* Enable mPHY power gating for any link and speed */
+ mac_data = er32(FEXTNVM8);
+ mac_data |= BIT(9);
+ ew32(FEXTNVM8, mac_data);
+
+ /* No MAC DPG gating SLP_S0 in modern standby
+ * Switch the logic of the lanphypc to use PMC counter
+ */
+ mac_data = er32(FEXTNVM5);
+ mac_data |= BIT(7);
+ ew32(FEXTNVM5, mac_data);
+
/* Disable the time synchronization clock */
mac_data = er32(FEXTNVM7);
mac_data |= BIT(31);
@@ -6498,33 +6498,6 @@ static void e1000e_s0ix_exit_flow(struct e1000_adapter *adapter)
} else {
/* Request driver unconfigure the device from S0ix */
- /* Disable the Dynamic Power Gating in the MAC */
- mac_data = er32(FEXTNVM7);
- mac_data &= 0xFFBFFFFF;
- ew32(FEXTNVM7, mac_data);
-
- /* Disable mPHY power gating for any link and speed */
- mac_data = er32(FEXTNVM8);
- mac_data &= ~BIT(9);
- ew32(FEXTNVM8, mac_data);
-
- /* Disable K1 off */
- mac_data = er32(FEXTNVM6);
- mac_data &= ~BIT(31);
- ew32(FEXTNVM6, mac_data);
-
- /* Disable Ungate PGCB clock */
- mac_data = er32(FEXTNVM9);
- mac_data |= BIT(28);
- ew32(FEXTNVM9, mac_data);
-
- /* Cancel not waking from dynamic
- * Power Gating with clock request
- */
- mac_data = er32(FEXTNVM12);
- mac_data &= ~BIT(12);
- ew32(FEXTNVM12, mac_data);
-
/* Cancel disable disconnected cable conditioning
* for Power Gating
*/
@@ -6537,13 +6510,6 @@ static void e1000e_s0ix_exit_flow(struct e1000_adapter *adapter)
mac_data &= 0xFFF7FFFF;
ew32(CTRL_EXT, mac_data);
- /* Revert the lanphypc logic to use the internal Gbe counter
- * and not the PMC counter
- */
- mac_data = er32(FEXTNVM5);
- mac_data &= 0xFFFFFF7F;
- ew32(FEXTNVM5, mac_data);
-
/* Enable the periodic inband message,
* Request PCIe clock in K1 page770_17[10:9] =01b
*/
@@ -6581,6 +6547,40 @@ static void e1000e_s0ix_exit_flow(struct e1000_adapter *adapter)
mac_data &= ~BIT(31);
mac_data |= BIT(0);
ew32(FEXTNVM7, mac_data);
+
+ /* Disable the Dynamic Power Gating in the MAC */
+ mac_data = er32(FEXTNVM7);
+ mac_data &= 0xFFBFFFFF;
+ ew32(FEXTNVM7, mac_data);
+
+ /* Disable mPHY power gating for any link and speed */
+ mac_data = er32(FEXTNVM8);
+ mac_data &= ~BIT(9);
+ ew32(FEXTNVM8, mac_data);
+
+ /* Disable K1 off */
+ mac_data = er32(FEXTNVM6);
+ mac_data &= ~BIT(31);
+ ew32(FEXTNVM6, mac_data);
+
+ /* Disable Ungate PGCB clock */
+ mac_data = er32(FEXTNVM9);
+ mac_data |= BIT(28);
+ ew32(FEXTNVM9, mac_data);
+
+ /* Cancel not waking from dynamic
+ * Power Gating with clock request
+ */
+ mac_data = er32(FEXTNVM12);
+ mac_data &= ~BIT(12);
+ ew32(FEXTNVM12, mac_data);
+
+ /* Revert the lanphypc logic to use the internal Gbe counter
+ * and not the PMC counter
+ */
+ mac_data = er32(FEXTNVM5);
+ mac_data &= 0xFFFFFF7F;
+ ew32(FEXTNVM5, mac_data);
}
static int e1000e_pm_freeze(struct device *dev)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index e87a776ea2bf..a65c407aa60b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -5700,6 +5700,11 @@ void mlx5e_priv_cleanup(struct mlx5e_priv *priv)
kfree(priv->htb_qos_sq_stats[i]);
kvfree(priv->htb_qos_sq_stats);
+ if (priv->mqprio_rl) {
+ mlx5e_mqprio_rl_cleanup(priv->mqprio_rl);
+ mlx5e_mqprio_rl_free(priv->mqprio_rl);
+ }
+
memset(priv, 0, sizeof(*priv));
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_ofld.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_ofld.c
index 50d2ea323979..a436ce895e45 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_ofld.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/acl/ingress_ofld.c
@@ -6,6 +6,9 @@
#include "helper.h"
#include "ofld.h"
+static int
+acl_ingress_ofld_setup(struct mlx5_eswitch *esw, struct mlx5_vport *vport);
+
static bool
esw_acl_ingress_prio_tag_enabled(struct mlx5_eswitch *esw,
const struct mlx5_vport *vport)
@@ -123,18 +126,31 @@ static int esw_acl_ingress_src_port_drop_create(struct mlx5_eswitch *esw,
{
struct mlx5_flow_act flow_act = {};
struct mlx5_flow_handle *flow_rule;
+ bool created = false;
int err = 0;
+ if (!vport->ingress.acl) {
+ err = acl_ingress_ofld_setup(esw, vport);
+ if (err)
+ return err;
+ created = true;
+ }
+
flow_act.action = MLX5_FLOW_CONTEXT_ACTION_DROP;
flow_act.fg = vport->ingress.offloads.drop_grp;
flow_rule = mlx5_add_flow_rules(vport->ingress.acl, NULL, &flow_act, NULL, 0);
if (IS_ERR(flow_rule)) {
err = PTR_ERR(flow_rule);
- goto out;
+ goto err_out;
}
vport->ingress.offloads.drop_rule = flow_rule;
-out:
+
+ return 0;
+err_out:
+ /* Only destroy ingress acl created in this function. */
+ if (created)
+ esw_acl_ingress_ofld_cleanup(esw, vport);
return err;
}
@@ -299,16 +315,12 @@ static void esw_acl_ingress_ofld_groups_destroy(struct mlx5_vport *vport)
}
}
-int esw_acl_ingress_ofld_setup(struct mlx5_eswitch *esw,
- struct mlx5_vport *vport)
+static int
+acl_ingress_ofld_setup(struct mlx5_eswitch *esw, struct mlx5_vport *vport)
{
int num_ftes = 0;
int err;
- if (!mlx5_eswitch_vport_match_metadata_enabled(esw) &&
- !esw_acl_ingress_prio_tag_enabled(esw, vport))
- return 0;
-
esw_acl_ingress_allow_rule_destroy(vport);
if (mlx5_eswitch_vport_match_metadata_enabled(esw))
@@ -347,6 +359,15 @@ int esw_acl_ingress_ofld_setup(struct mlx5_eswitch *esw,
return err;
}
+int esw_acl_ingress_ofld_setup(struct mlx5_eswitch *esw, struct mlx5_vport *vport)
+{
+ if (!mlx5_eswitch_vport_match_metadata_enabled(esw) &&
+ !esw_acl_ingress_prio_tag_enabled(esw, vport))
+ return 0;
+
+ return acl_ingress_ofld_setup(esw, vport);
+}
+
void esw_acl_ingress_ofld_cleanup(struct mlx5_eswitch *esw,
struct mlx5_vport *vport)
{
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_linecards.c b/drivers/net/ethernet/mellanox/mlxsw/core_linecards.c
index 025e0db983fe..b032d5a4b3b8 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_linecards.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_linecards.c
@@ -1484,6 +1484,7 @@ static int mlxsw_linecard_types_init(struct mlxsw_core *mlxsw_core,
vfree(types_info->data);
err_data_alloc:
kfree(types_info);
+ linecards->types_info = NULL;
return err;
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
index 51ff53120307..d5d2a4c776c1 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
@@ -268,7 +268,7 @@ static const struct ethqos_emac_por emac_v4_0_0_por[] = {
static const struct ethqos_emac_driver_data emac_v4_0_0_data = {
.por = emac_v4_0_0_por,
- .num_por = ARRAY_SIZE(emac_v3_0_0_por),
+ .num_por = ARRAY_SIZE(emac_v4_0_0_por),
.rgmii_config_loopback_en = false,
.has_emac_ge_3 = true,
.link_clk_name = "phyaux",
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_lib.c b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
index e9310d9ca67c..bba44ff0e287 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_lib.c
+++ b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
@@ -1657,6 +1657,7 @@ static int wx_set_interrupt_capability(struct wx *wx)
}
pdev->irq = pci_irq_vector(pdev, 0);
+ wx->num_q_vectors = 1;
return 0;
}
diff --git a/drivers/net/ntb_netdev.c b/drivers/net/ntb_netdev.c
index 536bd6564f8b..dade51cf599c 100644
--- a/drivers/net/ntb_netdev.c
+++ b/drivers/net/ntb_netdev.c
@@ -119,7 +119,7 @@ static void ntb_netdev_rx_handler(struct ntb_transport_qp *qp, void *qp_data,
skb->protocol = eth_type_trans(skb, ndev);
skb->ip_summed = CHECKSUM_NONE;
- if (__netif_rx(skb) == NET_RX_DROP) {
+ if (netif_rx(skb) == NET_RX_DROP) {
ndev->stats.rx_errors++;
ndev->stats.rx_dropped++;
} else {
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
index dc4fbab1e1b7..998cfd73764a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
@@ -255,7 +255,7 @@ mt76_connac_mcu_add_nested_tlv(struct sk_buff *skb, int tag, int len,
};
u16 ntlv;
- ptlv = skb_put(skb, len);
+ ptlv = skb_put_zero(skb, len);
memcpy(ptlv, &tlv, sizeof(tlv));
ntlv = le16_to_cpu(ntlv_hdr->tlv_num);
@@ -1654,7 +1654,7 @@ int mt76_connac_mcu_hw_scan(struct mt76_phy *phy, struct ieee80211_vif *vif,
set_bit(MT76_HW_SCANNING, &phy->state);
mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f;
- req = (struct mt76_connac_hw_scan_req *)skb_put(skb, sizeof(*req));
+ req = (struct mt76_connac_hw_scan_req *)skb_put_zero(skb, sizeof(*req));
req->seq_num = mvif->scan_seq_num | mvif->band_idx << 7;
req->bss_idx = mvif->idx;
@@ -1782,7 +1782,7 @@ int mt76_connac_mcu_sched_scan_req(struct mt76_phy *phy,
mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f;
- req = (struct mt76_connac_sched_scan_req *)skb_put(skb, sizeof(*req));
+ req = (struct mt76_connac_sched_scan_req *)skb_put_zero(skb, sizeof(*req));
req->version = 1;
req->seq_num = mvif->scan_seq_num | mvif->band_idx << 7;
@@ -2416,7 +2416,7 @@ int mt76_connac_mcu_update_gtk_rekey(struct ieee80211_hw *hw,
return -ENOMEM;
skb_put_data(skb, &hdr, sizeof(hdr));
- gtk_tlv = (struct mt76_connac_gtk_rekey_tlv *)skb_put(skb,
+ gtk_tlv = (struct mt76_connac_gtk_rekey_tlv *)skb_put_zero(skb,
sizeof(*gtk_tlv));
gtk_tlv->tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_GTK_REKEY);
gtk_tlv->len = cpu_to_le16(sizeof(*gtk_tlv));
@@ -2539,7 +2539,7 @@ mt76_connac_mcu_set_wow_pattern(struct mt76_dev *dev,
return -ENOMEM;
skb_put_data(skb, &hdr, sizeof(hdr));
- ptlv = (struct mt76_connac_wow_pattern_tlv *)skb_put(skb, sizeof(*ptlv));
+ ptlv = (struct mt76_connac_wow_pattern_tlv *)skb_put_zero(skb, sizeof(*ptlv));
ptlv->tag = cpu_to_le16(UNI_SUSPEND_WOW_PATTERN);
ptlv->len = cpu_to_le16(sizeof(*ptlv));
ptlv->data_len = pattern->pattern_len;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
index 5d8e985cd7d4..272e55ef8e2d 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
@@ -422,7 +422,7 @@ mt7915_mcu_add_nested_subtlv(struct sk_buff *skb, int sub_tag, int sub_len,
.len = cpu_to_le16(sub_len),
};
- ptlv = skb_put(skb, sub_len);
+ ptlv = skb_put_zero(skb, sub_len);
memcpy(ptlv, &tlv, sizeof(tlv));
le16_add_cpu(sub_ntlv, 1);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7996/debugfs.c
index 4d40ec7ff57f..630520c21a47 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/debugfs.c
@@ -225,6 +225,11 @@ mt7996_radar_trigger(void *data, u64 val)
if (val > MT_RX_SEL2)
return -EINVAL;
+ if (val == MT_RX_SEL2 && !dev->rdd2_phy) {
+ dev_err(dev->mt76.dev, "Background radar is not enabled\n");
+ return -EINVAL;
+ }
+
return mt7996_mcu_rdd_cmd(dev, RDD_RADAR_EMULATE,
val, 0, 0);
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
index b4ea7d0a7f5a..b66f712e1b17 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
@@ -339,7 +339,10 @@ mt7996_mcu_rx_radar_detected(struct mt7996_dev *dev, struct sk_buff *skb)
if (r->band_idx >= ARRAY_SIZE(dev->mt76.phys))
return;
- if (dev->rdd2_phy && r->band_idx == MT_RX_SEL2)
+ if (r->band_idx == MT_RX_SEL2 && !dev->rdd2_phy)
+ return;
+
+ if (r->band_idx == MT_RX_SEL2)
mphy = dev->rdd2_phy->mt76;
else
mphy = dev->mt76.phys[r->band_idx];
diff --git a/drivers/net/wireless/microchip/wilc1000/hif.c b/drivers/net/wireless/microchip/wilc1000/hif.c
index e202013e6f2f..e4bb3ea6e226 100644
--- a/drivers/net/wireless/microchip/wilc1000/hif.c
+++ b/drivers/net/wireless/microchip/wilc1000/hif.c
@@ -379,7 +379,8 @@ void *wilc_parse_join_bss_param(struct cfg80211_bss *bss,
struct ieee80211_p2p_noa_attr noa_attr;
const struct cfg80211_bss_ies *ies;
struct wilc_join_bss_param *param;
- u8 rates_len = 0, ies_len;
+ u8 rates_len = 0;
+ int ies_len;
int ret;
param = kzalloc(sizeof(*param), GFP_KERNEL);
diff --git a/drivers/nfc/virtual_ncidev.c b/drivers/nfc/virtual_ncidev.c
index 590b038e449e..6b89d596ba9a 100644
--- a/drivers/nfc/virtual_ncidev.c
+++ b/drivers/nfc/virtual_ncidev.c
@@ -125,6 +125,10 @@ static ssize_t virtual_ncidev_write(struct file *file,
kfree_skb(skb);
return -EFAULT;
}
+ if (strnlen(skb->data, count) != count) {
+ kfree_skb(skb);
+ return -EINVAL;
+ }
nci_recv_frame(vdev->ndev, skb);
return count;
diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c
index 3ac0cc22207d..6515fa537ee5 100644
--- a/drivers/nvme/host/multipath.c
+++ b/drivers/nvme/host/multipath.c
@@ -594,7 +594,7 @@ static void nvme_mpath_set_live(struct nvme_ns *ns)
int node, srcu_idx;
srcu_idx = srcu_read_lock(&head->srcu);
- for_each_node(node)
+ for_each_online_node(node)
__nvme_find_path(head, node);
srcu_read_unlock(&head->srcu, srcu_idx);
}
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 8d5ed4cb35d9..710fd4d86252 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -778,7 +778,8 @@ static blk_status_t nvme_map_data(struct nvme_dev *dev, struct request *req,
struct bio_vec bv = req_bvec(req);
if (!is_pci_p2pdma_page(bv.bv_page)) {
- if (bv.bv_offset + bv.bv_len <= NVME_CTRL_PAGE_SIZE * 2)
+ if ((bv.bv_offset & (NVME_CTRL_PAGE_SIZE - 1)) +
+ bv.bv_len <= NVME_CTRL_PAGE_SIZE * 2)
return nvme_setup_prp_simple(dev, req,
&cmnd->rw, &bv);
diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c
index ce7e945cb4f7..cfba3ec7add8 100644
--- a/drivers/nvme/target/core.c
+++ b/drivers/nvme/target/core.c
@@ -806,6 +806,15 @@ void nvmet_sq_destroy(struct nvmet_sq *sq)
percpu_ref_exit(&sq->ref);
nvmet_auth_sq_free(sq);
+ /*
+ * we must reference the ctrl again after waiting for inflight IO
+ * to complete. Because admin connect may have sneaked in after we
+ * store sq->ctrl locally, but before we killed the percpu_ref. the
+ * admin connect allocates and assigns sq->ctrl, which now needs a
+ * final ref put, as this ctrl is going away.
+ */
+ ctrl = sq->ctrl;
+
if (ctrl) {
/*
* The teardown flow may take some time, and the host may not
diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
index 2a5a651235fe..05d8a442a18a 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -3275,7 +3275,7 @@ static const char *find_hci_method(acpi_handle handle)
*/
#define QUIRK_HCI_HOTKEY_QUICKSTART BIT(1)
-static const struct dmi_system_id toshiba_dmi_quirks[] = {
+static const struct dmi_system_id toshiba_dmi_quirks[] __initconst = {
{
/* Toshiba Portégé R700 */
/* https://bugzilla.kernel.org/show_bug.cgi?id=21012 */
@@ -3310,8 +3310,6 @@ static int toshiba_acpi_add(struct acpi_device *acpi_dev)
struct toshiba_acpi_dev *dev;
const char *hci_method;
u32 dummy;
- const struct dmi_system_id *dmi_id;
- long quirks = 0;
int ret = 0;
if (toshiba_acpi)
@@ -3464,16 +3462,6 @@ static int toshiba_acpi_add(struct acpi_device *acpi_dev)
}
#endif
- dmi_id = dmi_first_match(toshiba_dmi_quirks);
- if (dmi_id)
- quirks = (long)dmi_id->driver_data;
-
- if (turn_on_panel_on_resume == -1)
- turn_on_panel_on_resume = !!(quirks & QUIRK_TURN_ON_PANEL_ON_RESUME);
-
- if (hci_hotkey_quickstart == -1)
- hci_hotkey_quickstart = !!(quirks & QUIRK_HCI_HOTKEY_QUICKSTART);
-
toshiba_wwan_available(dev);
if (dev->wwan_supported)
toshiba_acpi_setup_wwan_rfkill(dev);
@@ -3622,10 +3610,27 @@ static struct acpi_driver toshiba_acpi_driver = {
.drv.pm = &toshiba_acpi_pm,
};
+static void __init toshiba_dmi_init(void)
+{
+ const struct dmi_system_id *dmi_id;
+ long quirks = 0;
+
+ dmi_id = dmi_first_match(toshiba_dmi_quirks);
+ if (dmi_id)
+ quirks = (long)dmi_id->driver_data;
+
+ if (turn_on_panel_on_resume == -1)
+ turn_on_panel_on_resume = !!(quirks & QUIRK_TURN_ON_PANEL_ON_RESUME);
+
+ if (hci_hotkey_quickstart == -1)
+ hci_hotkey_quickstart = !!(quirks & QUIRK_HCI_HOTKEY_QUICKSTART);
+}
+
static int __init toshiba_acpi_init(void)
{
int ret;
+ toshiba_dmi_init();
toshiba_proc_dir = proc_mkdir(PROC_TOSHIBA, acpi_root_dir);
if (!toshiba_proc_dir) {
pr_err("Unable to create proc dir " PROC_TOSHIBA "\n");
diff --git a/drivers/platform/x86/touchscreen_dmi.c b/drivers/platform/x86/touchscreen_dmi.c
index 630ed0515b1e..06ebab520f27 100644
--- a/drivers/platform/x86/touchscreen_dmi.c
+++ b/drivers/platform/x86/touchscreen_dmi.c
@@ -902,6 +902,22 @@ static const struct ts_dmi_data schneider_sct101ctm_data = {
.properties = schneider_sct101ctm_props,
};
+static const struct property_entry globalspace_solt_ivw116_props[] = {
+ PROPERTY_ENTRY_U32("touchscreen-min-x", 7),
+ PROPERTY_ENTRY_U32("touchscreen-min-y", 22),
+ PROPERTY_ENTRY_U32("touchscreen-size-x", 1723),
+ PROPERTY_ENTRY_U32("touchscreen-size-y", 1077),
+ PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-globalspace-solt-ivw116.fw"),
+ PROPERTY_ENTRY_U32("silead,max-fingers", 10),
+ PROPERTY_ENTRY_BOOL("silead,home-button"),
+ { }
+};
+
+static const struct ts_dmi_data globalspace_solt_ivw116_data = {
+ .acpi_name = "MSSL1680:00",
+ .properties = globalspace_solt_ivw116_props,
+};
+
static const struct property_entry techbite_arc_11_6_props[] = {
PROPERTY_ENTRY_U32("touchscreen-min-x", 5),
PROPERTY_ENTRY_U32("touchscreen-min-y", 7),
@@ -1390,6 +1406,17 @@ const struct dmi_system_id touchscreen_dmi_table[] = {
DMI_MATCH(DMI_BIOS_DATE, "04/24/2018"),
},
},
+ {
+ /* Jumper EZpad 6s Pro */
+ .driver_data = (void *)&jumper_ezpad_6_pro_b_data,
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Jumper"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Ezpad"),
+ /* Above matches are too generic, add bios match */
+ DMI_MATCH(DMI_BIOS_VERSION, "E.WSA116_8.E1.042.bin"),
+ DMI_MATCH(DMI_BIOS_DATE, "01/08/2020"),
+ },
+ },
{
/* Jumper EZpad 6 m4 */
.driver_data = (void *)&jumper_ezpad_6_m4_data,
@@ -1629,6 +1656,15 @@ const struct dmi_system_id touchscreen_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "SCT101CTM"),
},
},
+ {
+ /* GlobalSpace SoLT IVW 11.6" */
+ .driver_data = (void *)&globalspace_solt_ivw116_data,
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Globalspace Tech Pvt Ltd"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "SolTIVW"),
+ DMI_MATCH(DMI_PRODUCT_SKU, "PN20170413488"),
+ },
+ },
{
/* Techbite Arc 11.6 */
.driver_data = (void *)&techbite_arc_11_6_data,
diff --git a/drivers/s390/crypto/pkey_api.c b/drivers/s390/crypto/pkey_api.c
index 6cfb6b2340c9..d2ffdf2491da 100644
--- a/drivers/s390/crypto/pkey_api.c
+++ b/drivers/s390/crypto/pkey_api.c
@@ -1369,7 +1369,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd,
if (rc)
break;
if (copy_to_user(ucs, &kcs, sizeof(kcs)))
- return -EFAULT;
+ rc = -EFAULT;
memzero_explicit(&kcs, sizeof(kcs));
break;
}
@@ -1404,7 +1404,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd,
if (rc)
break;
if (copy_to_user(ucp, &kcp, sizeof(kcp)))
- return -EFAULT;
+ rc = -EFAULT;
memzero_explicit(&kcp, sizeof(kcp));
break;
}
diff --git a/drivers/scsi/mpi3mr/mpi3mr_transport.c b/drivers/scsi/mpi3mr/mpi3mr_transport.c
index 82b55e955730..0072bbdb265b 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_transport.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_transport.c
@@ -1355,11 +1355,21 @@ static struct mpi3mr_sas_port *mpi3mr_sas_port_add(struct mpi3mr_ioc *mrioc,
mpi3mr_sas_port_sanity_check(mrioc, mr_sas_node,
mr_sas_port->remote_identify.sas_address, hba_port);
+ if (mr_sas_node->num_phys > sizeof(mr_sas_port->phy_mask) * 8)
+ ioc_info(mrioc, "max port count %u could be too high\n",
+ mr_sas_node->num_phys);
+
for (i = 0; i < mr_sas_node->num_phys; i++) {
if ((mr_sas_node->phy[i].remote_identify.sas_address !=
mr_sas_port->remote_identify.sas_address) ||
(mr_sas_node->phy[i].hba_port != hba_port))
continue;
+
+ if (i > sizeof(mr_sas_port->phy_mask) * 8) {
+ ioc_warn(mrioc, "skipping port %u, max allowed value is %zu\n",
+ i, sizeof(mr_sas_port->phy_mask) * 8);
+ goto out_fail;
+ }
list_add_tail(&mr_sas_node->phy[i].port_siblings,
&mr_sas_port->phy_list);
mr_sas_port->num_phys++;
diff --git a/drivers/scsi/qedf/qedf_io.c b/drivers/scsi/qedf/qedf_io.c
index 10fe3383855c..031e605b3f42 100644
--- a/drivers/scsi/qedf/qedf_io.c
+++ b/drivers/scsi/qedf/qedf_io.c
@@ -2331,9 +2331,6 @@ static int qedf_execute_tmf(struct qedf_rport *fcport, struct scsi_cmnd *sc_cmd,
io_req->fcport = fcport;
io_req->cmd_type = QEDF_TASK_MGMT_CMD;
- /* Record which cpu this request is associated with */
- io_req->cpu = smp_processor_id();
-
/* Set TM flags */
io_req->io_req_flags = QEDF_READ;
io_req->data_xfer_len = 0;
@@ -2355,6 +2352,9 @@ static int qedf_execute_tmf(struct qedf_rport *fcport, struct scsi_cmnd *sc_cmd,
spin_lock_irqsave(&fcport->rport_lock, flags);
+ /* Record which cpu this request is associated with */
+ io_req->cpu = smp_processor_id();
+
sqe_idx = qedf_get_sqe_idx(fcport);
sqe = &fcport->sq[sqe_idx];
memset(sqe, 0, sizeof(struct fcoe_wqe));
diff --git a/drivers/spi/spi-cadence-xspi.c b/drivers/spi/spi-cadence-xspi.c
index b7e04b03be58..ee342501b759 100644
--- a/drivers/spi/spi-cadence-xspi.c
+++ b/drivers/spi/spi-cadence-xspi.c
@@ -145,6 +145,9 @@
#define CDNS_XSPI_STIG_DONE_FLAG BIT(0)
#define CDNS_XSPI_TRD_STATUS 0x0104
+#define MODE_NO_OF_BYTES GENMASK(25, 24)
+#define MODEBYTES_COUNT 1
+
/* Helper macros for filling command registers */
#define CDNS_XSPI_CMD_FLD_P1_INSTR_CMD_1(op, data_phase) ( \
FIELD_PREP(CDNS_XSPI_CMD_INSTR_TYPE, (data_phase) ? \
@@ -157,9 +160,10 @@
FIELD_PREP(CDNS_XSPI_CMD_P1_R2_ADDR3, ((op)->addr.val >> 24) & 0xFF) | \
FIELD_PREP(CDNS_XSPI_CMD_P1_R2_ADDR4, ((op)->addr.val >> 32) & 0xFF))
-#define CDNS_XSPI_CMD_FLD_P1_INSTR_CMD_3(op) ( \
+#define CDNS_XSPI_CMD_FLD_P1_INSTR_CMD_3(op, modebytes) ( \
FIELD_PREP(CDNS_XSPI_CMD_P1_R3_ADDR5, ((op)->addr.val >> 40) & 0xFF) | \
FIELD_PREP(CDNS_XSPI_CMD_P1_R3_CMD, (op)->cmd.opcode) | \
+ FIELD_PREP(MODE_NO_OF_BYTES, modebytes) | \
FIELD_PREP(CDNS_XSPI_CMD_P1_R3_NUM_ADDR_BYTES, (op)->addr.nbytes))
#define CDNS_XSPI_CMD_FLD_P1_INSTR_CMD_4(op, chipsel) ( \
@@ -173,12 +177,12 @@
#define CDNS_XSPI_CMD_FLD_DSEQ_CMD_2(op) \
FIELD_PREP(CDNS_XSPI_CMD_DSEQ_R2_DCNT_L, (op)->data.nbytes & 0xFFFF)
-#define CDNS_XSPI_CMD_FLD_DSEQ_CMD_3(op) ( \
+#define CDNS_XSPI_CMD_FLD_DSEQ_CMD_3(op, dummybytes) ( \
FIELD_PREP(CDNS_XSPI_CMD_DSEQ_R3_DCNT_H, \
((op)->data.nbytes >> 16) & 0xffff) | \
FIELD_PREP(CDNS_XSPI_CMD_DSEQ_R3_NUM_OF_DUMMY, \
(op)->dummy.buswidth != 0 ? \
- (((op)->dummy.nbytes * 8) / (op)->dummy.buswidth) : \
+ (((dummybytes) * 8) / (op)->dummy.buswidth) : \
0))
#define CDNS_XSPI_CMD_FLD_DSEQ_CMD_4(op, chipsel) ( \
@@ -351,6 +355,7 @@ static int cdns_xspi_send_stig_command(struct cdns_xspi_dev *cdns_xspi,
u32 cmd_regs[6];
u32 cmd_status;
int ret;
+ int dummybytes = op->dummy.nbytes;
ret = cdns_xspi_wait_for_controller_idle(cdns_xspi);
if (ret < 0)
@@ -365,7 +370,12 @@ static int cdns_xspi_send_stig_command(struct cdns_xspi_dev *cdns_xspi,
memset(cmd_regs, 0, sizeof(cmd_regs));
cmd_regs[1] = CDNS_XSPI_CMD_FLD_P1_INSTR_CMD_1(op, data_phase);
cmd_regs[2] = CDNS_XSPI_CMD_FLD_P1_INSTR_CMD_2(op);
- cmd_regs[3] = CDNS_XSPI_CMD_FLD_P1_INSTR_CMD_3(op);
+ if (dummybytes != 0) {
+ cmd_regs[3] = CDNS_XSPI_CMD_FLD_P1_INSTR_CMD_3(op, 1);
+ dummybytes--;
+ } else {
+ cmd_regs[3] = CDNS_XSPI_CMD_FLD_P1_INSTR_CMD_3(op, 0);
+ }
cmd_regs[4] = CDNS_XSPI_CMD_FLD_P1_INSTR_CMD_4(op,
cdns_xspi->cur_cs);
@@ -375,7 +385,7 @@ static int cdns_xspi_send_stig_command(struct cdns_xspi_dev *cdns_xspi,
cmd_regs[0] = CDNS_XSPI_STIG_DONE_FLAG;
cmd_regs[1] = CDNS_XSPI_CMD_FLD_DSEQ_CMD_1(op);
cmd_regs[2] = CDNS_XSPI_CMD_FLD_DSEQ_CMD_2(op);
- cmd_regs[3] = CDNS_XSPI_CMD_FLD_DSEQ_CMD_3(op);
+ cmd_regs[3] = CDNS_XSPI_CMD_FLD_DSEQ_CMD_3(op, dummybytes);
cmd_regs[4] = CDNS_XSPI_CMD_FLD_DSEQ_CMD_4(op,
cdns_xspi->cur_cs);
diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c
index 666f440b6663..8d0ccf494ba2 100644
--- a/drivers/thermal/mediatek/lvts_thermal.c
+++ b/drivers/thermal/mediatek/lvts_thermal.c
@@ -1208,6 +1208,8 @@ static int lvts_probe(struct platform_device *pdev)
return -ENOMEM;
lvts_data = of_device_get_match_data(dev);
+ if (!lvts_data)
+ return -ENODEV;
lvts_td->clk = devm_clk_get_enabled(dev, NULL);
if (IS_ERR(lvts_td->clk))
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index 285e0e1144c4..a5d0df2ba5c5 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -1320,7 +1320,7 @@ static void imx_uart_clear_rx_errors(struct imx_port *sport)
}
-#define TXTL_DEFAULT 2 /* reset default */
+#define TXTL_DEFAULT 8
#define RXTL_DEFAULT 8 /* 8 characters or aging timer */
#define TXTL_DMA 8 /* DMA burst setting */
#define RXTL_DMA 9 /* DMA burst setting */
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 8dd85221cd92..592dabc78515 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -2649,16 +2649,17 @@ static int handle_tx_event(struct xhci_hcd *xhci,
else
xhci_handle_halted_endpoint(xhci, ep, NULL,
EP_SOFT_RESET);
- goto cleanup;
+ break;
case COMP_RING_UNDERRUN:
case COMP_RING_OVERRUN:
case COMP_STOPPED_LENGTH_INVALID:
- goto cleanup;
+ break;
default:
xhci_err(xhci, "ERROR Transfer event for unknown stream ring slot %u ep %u\n",
slot_id, ep_index);
goto err_out;
}
+ return 0;
}
/* Count current td numbers if ep->skip is set */
diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
index abef0619c790..8f17d29ab7e9 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -497,10 +497,8 @@ vhost_scsi_do_evt_work(struct vhost_scsi *vs, struct vhost_scsi_evt *evt)
vq_err(vq, "Faulted on vhost_scsi_send_event\n");
}
-static void vhost_scsi_evt_work(struct vhost_work *work)
+static void vhost_scsi_complete_events(struct vhost_scsi *vs, bool drop)
{
- struct vhost_scsi *vs = container_of(work, struct vhost_scsi,
- vs_event_work);
struct vhost_virtqueue *vq = &vs->vqs[VHOST_SCSI_VQ_EVT].vq;
struct vhost_scsi_evt *evt, *t;
struct llist_node *llnode;
@@ -508,12 +506,20 @@ static void vhost_scsi_evt_work(struct vhost_work *work)
mutex_lock(&vq->mutex);
llnode = llist_del_all(&vs->vs_event_list);
llist_for_each_entry_safe(evt, t, llnode, list) {
- vhost_scsi_do_evt_work(vs, evt);
+ if (!drop)
+ vhost_scsi_do_evt_work(vs, evt);
vhost_scsi_free_evt(vs, evt);
}
mutex_unlock(&vq->mutex);
}
+static void vhost_scsi_evt_work(struct vhost_work *work)
+{
+ struct vhost_scsi *vs = container_of(work, struct vhost_scsi,
+ vs_event_work);
+ vhost_scsi_complete_events(vs, false);
+}
+
static int vhost_scsi_copy_sgl_to_iov(struct vhost_scsi_cmd *cmd)
{
struct iov_iter *iter = &cmd->saved_iter;
@@ -1509,7 +1515,8 @@ vhost_scsi_send_evt(struct vhost_scsi *vs, struct vhost_virtqueue *vq,
}
llist_add(&evt->list, &vs->vs_event_list);
- vhost_vq_work_queue(vq, &vs->vs_event_work);
+ if (!vhost_vq_work_queue(vq, &vs->vs_event_work))
+ vhost_scsi_complete_events(vs, true);
}
static void vhost_scsi_evt_handle_kick(struct vhost_work *work)
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 88362c0afe45..d0238bd741b0 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -276,21 +276,36 @@ void vhost_vq_flush(struct vhost_virtqueue *vq)
EXPORT_SYMBOL_GPL(vhost_vq_flush);
/**
- * vhost_worker_flush - flush a worker
+ * __vhost_worker_flush - flush a worker
* @worker: worker to flush
*
- * This does not use RCU to protect the worker, so the device or worker
- * mutex must be held.
+ * The worker's flush_mutex must be held.
*/
-static void vhost_worker_flush(struct vhost_worker *worker)
+static void __vhost_worker_flush(struct vhost_worker *worker)
{
struct vhost_flush_struct flush;
+ if (!worker->attachment_cnt || worker->killed)
+ return;
+
init_completion(&flush.wait_event);
vhost_work_init(&flush.work, vhost_flush_work);
vhost_worker_queue(worker, &flush.work);
+ /*
+ * Drop mutex in case our worker is killed and it needs to take the
+ * mutex to force cleanup.
+ */
+ mutex_unlock(&worker->mutex);
wait_for_completion(&flush.wait_event);
+ mutex_lock(&worker->mutex);
+}
+
+static void vhost_worker_flush(struct vhost_worker *worker)
+{
+ mutex_lock(&worker->mutex);
+ __vhost_worker_flush(worker);
+ mutex_unlock(&worker->mutex);
}
void vhost_dev_flush(struct vhost_dev *dev)
@@ -298,15 +313,8 @@ void vhost_dev_flush(struct vhost_dev *dev)
struct vhost_worker *worker;
unsigned long i;
- xa_for_each(&dev->worker_xa, i, worker) {
- mutex_lock(&worker->mutex);
- if (!worker->attachment_cnt) {
- mutex_unlock(&worker->mutex);
- continue;
- }
+ xa_for_each(&dev->worker_xa, i, worker)
vhost_worker_flush(worker);
- mutex_unlock(&worker->mutex);
- }
}
EXPORT_SYMBOL_GPL(vhost_dev_flush);
@@ -392,7 +400,7 @@ static void vhost_vq_reset(struct vhost_dev *dev,
__vhost_vq_meta_reset(vq);
}
-static bool vhost_worker(void *data)
+static bool vhost_run_work_list(void *data)
{
struct vhost_worker *worker = data;
struct vhost_work *work, *work_next;
@@ -417,6 +425,40 @@ static bool vhost_worker(void *data)
return !!node;
}
+static void vhost_worker_killed(void *data)
+{
+ struct vhost_worker *worker = data;
+ struct vhost_dev *dev = worker->dev;
+ struct vhost_virtqueue *vq;
+ int i, attach_cnt = 0;
+
+ mutex_lock(&worker->mutex);
+ worker->killed = true;
+
+ for (i = 0; i < dev->nvqs; i++) {
+ vq = dev->vqs[i];
+
+ mutex_lock(&vq->mutex);
+ if (worker ==
+ rcu_dereference_check(vq->worker,
+ lockdep_is_held(&vq->mutex))) {
+ rcu_assign_pointer(vq->worker, NULL);
+ attach_cnt++;
+ }
+ mutex_unlock(&vq->mutex);
+ }
+
+ worker->attachment_cnt -= attach_cnt;
+ if (attach_cnt)
+ synchronize_rcu();
+ /*
+ * Finish vhost_worker_flush calls and any other works that snuck in
+ * before the synchronize_rcu.
+ */
+ vhost_run_work_list(worker);
+ mutex_unlock(&worker->mutex);
+}
+
static void vhost_vq_free_iovecs(struct vhost_virtqueue *vq)
{
kfree(vq->indirect);
@@ -631,9 +673,11 @@ static struct vhost_worker *vhost_worker_create(struct vhost_dev *dev)
if (!worker)
return NULL;
+ worker->dev = dev;
snprintf(name, sizeof(name), "vhost-%d", current->pid);
- vtsk = vhost_task_create(vhost_worker, worker, name);
+ vtsk = vhost_task_create(vhost_run_work_list, vhost_worker_killed,
+ worker, name);
if (!vtsk)
goto free_worker;
@@ -664,22 +708,37 @@ static void __vhost_vq_attach_worker(struct vhost_virtqueue *vq,
{
struct vhost_worker *old_worker;
- old_worker = rcu_dereference_check(vq->worker,
- lockdep_is_held(&vq->dev->mutex));
-
mutex_lock(&worker->mutex);
- worker->attachment_cnt++;
- mutex_unlock(&worker->mutex);
+ if (worker->killed) {
+ mutex_unlock(&worker->mutex);
+ return;
+ }
+
+ mutex_lock(&vq->mutex);
+
+ old_worker = rcu_dereference_check(vq->worker,
+ lockdep_is_held(&vq->mutex));
rcu_assign_pointer(vq->worker, worker);
+ worker->attachment_cnt++;
- if (!old_worker)
+ if (!old_worker) {
+ mutex_unlock(&vq->mutex);
+ mutex_unlock(&worker->mutex);
return;
+ }
+ mutex_unlock(&vq->mutex);
+ mutex_unlock(&worker->mutex);
+
/*
* Take the worker mutex to make sure we see the work queued from
* device wide flushes which doesn't use RCU for execution.
*/
mutex_lock(&old_worker->mutex);
- old_worker->attachment_cnt--;
+ if (old_worker->killed) {
+ mutex_unlock(&old_worker->mutex);
+ return;
+ }
+
/*
* We don't want to call synchronize_rcu for every vq during setup
* because it will slow down VM startup. If we haven't done
@@ -690,6 +749,8 @@ static void __vhost_vq_attach_worker(struct vhost_virtqueue *vq,
mutex_lock(&vq->mutex);
if (!vhost_vq_get_backend(vq) && !vq->kick) {
mutex_unlock(&vq->mutex);
+
+ old_worker->attachment_cnt--;
mutex_unlock(&old_worker->mutex);
/*
* vsock can queue anytime after VHOST_VSOCK_SET_GUEST_CID.
@@ -705,7 +766,8 @@ static void __vhost_vq_attach_worker(struct vhost_virtqueue *vq,
/* Make sure new vq queue/flush/poll calls see the new worker */
synchronize_rcu();
/* Make sure whatever was queued gets run */
- vhost_worker_flush(old_worker);
+ __vhost_worker_flush(old_worker);
+ old_worker->attachment_cnt--;
mutex_unlock(&old_worker->mutex);
}
@@ -754,10 +816,16 @@ static int vhost_free_worker(struct vhost_dev *dev,
return -ENODEV;
mutex_lock(&worker->mutex);
- if (worker->attachment_cnt) {
+ if (worker->attachment_cnt || worker->killed) {
mutex_unlock(&worker->mutex);
return -EBUSY;
}
+ /*
+ * A flush might have raced and snuck in before attachment_cnt was set
+ * to zero. Make sure flushes are flushed from the queue before
+ * freeing.
+ */
+ __vhost_worker_flush(worker);
mutex_unlock(&worker->mutex);
vhost_worker_destroy(dev, worker);
diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h
index f60d5f7bef94..8014d2b35950 100644
--- a/drivers/vhost/vhost.h
+++ b/drivers/vhost/vhost.h
@@ -28,12 +28,14 @@ struct vhost_work {
struct vhost_worker {
struct vhost_task *vtsk;
+ struct vhost_dev *dev;
/* Used to serialize device wide flushing with worker swapping. */
struct mutex mutex;
struct llist_head work_list;
u64 kcov_handle;
u32 id;
int attachment_cnt;
+ bool killed;
};
/* Poll a file (eventfd or socket) */
diff --git a/fs/btrfs/block-group.c b/fs/btrfs/block-group.c
index b3accb082af0..dd065349fae3 100644
--- a/fs/btrfs/block-group.c
+++ b/fs/btrfs/block-group.c
@@ -1927,8 +1927,17 @@ void btrfs_reclaim_bgs_work(struct work_struct *work)
next:
if (ret) {
/* Refcount held by the reclaim_bgs list after splice. */
- btrfs_get_block_group(bg);
- list_add_tail(&bg->bg_list, &retry_list);
+ spin_lock(&fs_info->unused_bgs_lock);
+ /*
+ * This block group might be added to the unused list
+ * during the above process. Move it back to the
+ * reclaim list otherwise.
+ */
+ if (list_empty(&bg->bg_list)) {
+ btrfs_get_block_group(bg);
+ list_add_tail(&bg->bg_list, &retry_list);
+ }
+ spin_unlock(&fs_info->unused_bgs_lock);
}
btrfs_put_block_group(bg);
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 819973c37a14..a2d91d9f8a10 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -2020,7 +2020,7 @@ static int scrub_simple_mirror(struct scrub_ctx *sctx,
struct btrfs_fs_info *fs_info = sctx->fs_info;
const u64 logical_end = logical_start + logical_length;
u64 cur_logical = logical_start;
- int ret;
+ int ret = 0;
/* The range must be inside the bg */
ASSERT(logical_start >= bg->start && logical_end <= bg->start + bg->length);
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index f1fbfa7fb279..c7e717ab0900 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -69,7 +69,7 @@ enum {
struct f2fs_fault_info {
atomic_t inject_ops;
- unsigned int inject_rate;
+ int inject_rate;
unsigned int inject_type;
};
@@ -4593,10 +4593,14 @@ static inline bool f2fs_need_verity(const struct inode *inode, pgoff_t idx)
}
#ifdef CONFIG_F2FS_FAULT_INJECTION
-extern void f2fs_build_fault_attr(struct f2fs_sb_info *sbi, unsigned int rate,
- unsigned int type);
+extern int f2fs_build_fault_attr(struct f2fs_sb_info *sbi, unsigned long rate,
+ unsigned long type);
#else
-#define f2fs_build_fault_attr(sbi, rate, type) do { } while (0)
+static inline int f2fs_build_fault_attr(struct f2fs_sb_info *sbi,
+ unsigned long rate, unsigned long type)
+{
+ return 0;
+}
#endif
static inline bool is_journalled_quota(struct f2fs_sb_info *sbi)
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index ce50d2253dd8..e022d8233c0a 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -64,21 +64,31 @@ const char *f2fs_fault_name[FAULT_MAX] = {
[FAULT_BLKADDR] = "invalid blkaddr",
};
-void f2fs_build_fault_attr(struct f2fs_sb_info *sbi, unsigned int rate,
- unsigned int type)
+int f2fs_build_fault_attr(struct f2fs_sb_info *sbi, unsigned long rate,
+ unsigned long type)
{
struct f2fs_fault_info *ffi = &F2FS_OPTION(sbi).fault_info;
if (rate) {
+ if (rate > INT_MAX)
+ return -EINVAL;
atomic_set(&ffi->inject_ops, 0);
- ffi->inject_rate = rate;
+ ffi->inject_rate = (int)rate;
}
- if (type)
- ffi->inject_type = type;
+ if (type) {
+ if (type >= BIT(FAULT_MAX))
+ return -EINVAL;
+ ffi->inject_type = (unsigned int)type;
+ }
if (!rate && !type)
memset(ffi, 0, sizeof(struct f2fs_fault_info));
+ else
+ f2fs_info(sbi,
+ "build fault injection attr: rate: %lu, type: 0x%lx",
+ rate, type);
+ return 0;
}
#endif
@@ -869,14 +879,17 @@ static int parse_options(struct super_block *sb, char *options, bool is_remount)
case Opt_fault_injection:
if (args->from && match_int(args, &arg))
return -EINVAL;
- f2fs_build_fault_attr(sbi, arg, F2FS_ALL_FAULT_TYPE);
+ if (f2fs_build_fault_attr(sbi, arg,
+ F2FS_ALL_FAULT_TYPE))
+ return -EINVAL;
set_opt(sbi, FAULT_INJECTION);
break;
case Opt_fault_type:
if (args->from && match_int(args, &arg))
return -EINVAL;
- f2fs_build_fault_attr(sbi, 0, arg);
+ if (f2fs_build_fault_attr(sbi, 0, arg))
+ return -EINVAL;
set_opt(sbi, FAULT_INJECTION);
break;
#else
diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c
index 6347a55020c6..180feefc4a9c 100644
--- a/fs/f2fs/sysfs.c
+++ b/fs/f2fs/sysfs.c
@@ -457,10 +457,16 @@ static ssize_t __sbi_store(struct f2fs_attr *a,
if (ret < 0)
return ret;
#ifdef CONFIG_F2FS_FAULT_INJECTION
- if (a->struct_type == FAULT_INFO_TYPE && t >= BIT(FAULT_MAX))
- return -EINVAL;
- if (a->struct_type == FAULT_INFO_RATE && t >= UINT_MAX)
- return -EINVAL;
+ if (a->struct_type == FAULT_INFO_TYPE) {
+ if (f2fs_build_fault_attr(sbi, 0, t))
+ return -EINVAL;
+ return count;
+ }
+ if (a->struct_type == FAULT_INFO_RATE) {
+ if (f2fs_build_fault_attr(sbi, t, 0))
+ return -EINVAL;
+ return count;
+ }
#endif
if (a->struct_type == RESERVED_BLOCKS) {
spin_lock(&sbi->stat_lock);
diff --git a/fs/jffs2/super.c b/fs/jffs2/super.c
index 7ea37f49f1e1..e71f4c94c448 100644
--- a/fs/jffs2/super.c
+++ b/fs/jffs2/super.c
@@ -58,6 +58,7 @@ static void jffs2_i_init_once(void *foo)
struct jffs2_inode_info *f = foo;
mutex_init(&f->sem);
+ f->target = NULL;
inode_init_once(&f->vfs_inode);
}
diff --git a/fs/nilfs2/alloc.c b/fs/nilfs2/alloc.c
index 7342de296ec3..25881bdd212b 100644
--- a/fs/nilfs2/alloc.c
+++ b/fs/nilfs2/alloc.c
@@ -377,11 +377,12 @@ void *nilfs_palloc_block_get_entry(const struct inode *inode, __u64 nr,
* @target: offset number of an entry in the group (start point)
* @bsize: size in bits
* @lock: spin lock protecting @bitmap
+ * @wrap: whether to wrap around
*/
static int nilfs_palloc_find_available_slot(unsigned char *bitmap,
unsigned long target,
unsigned int bsize,
- spinlock_t *lock)
+ spinlock_t *lock, bool wrap)
{
int pos, end = bsize;
@@ -397,6 +398,8 @@ static int nilfs_palloc_find_available_slot(unsigned char *bitmap,
end = target;
}
+ if (!wrap)
+ return -ENOSPC;
/* wrap around */
for (pos = 0; pos < end; pos++) {
@@ -495,9 +498,10 @@ int nilfs_palloc_count_max_entries(struct inode *inode, u64 nused, u64 *nmaxp)
* nilfs_palloc_prepare_alloc_entry - prepare to allocate a persistent object
* @inode: inode of metadata file using this allocator
* @req: nilfs_palloc_req structure exchanged for the allocation
+ * @wrap: whether to wrap around
*/
int nilfs_palloc_prepare_alloc_entry(struct inode *inode,
- struct nilfs_palloc_req *req)
+ struct nilfs_palloc_req *req, bool wrap)
{
struct buffer_head *desc_bh, *bitmap_bh;
struct nilfs_palloc_group_desc *desc;
@@ -516,7 +520,7 @@ int nilfs_palloc_prepare_alloc_entry(struct inode *inode,
entries_per_group = nilfs_palloc_entries_per_group(inode);
for (i = 0; i < ngroups; i += n) {
- if (group >= ngroups) {
+ if (group >= ngroups && wrap) {
/* wrap around */
group = 0;
maxgroup = nilfs_palloc_group(inode, req->pr_entry_nr,
@@ -541,7 +545,13 @@ int nilfs_palloc_prepare_alloc_entry(struct inode *inode,
bitmap = bitmap_kaddr + bh_offset(bitmap_bh);
pos = nilfs_palloc_find_available_slot(
bitmap, group_offset,
- entries_per_group, lock);
+ entries_per_group, lock, wrap);
+ /*
+ * Since the search for a free slot in the
+ * second and subsequent bitmap blocks always
+ * starts from the beginning, the wrap flag
+ * only has an effect on the first search.
+ */
if (pos >= 0) {
/* found a free entry */
nilfs_palloc_group_desc_add_entries(
diff --git a/fs/nilfs2/alloc.h b/fs/nilfs2/alloc.h
index b667e869ac07..d825a9faca6d 100644
--- a/fs/nilfs2/alloc.h
+++ b/fs/nilfs2/alloc.h
@@ -50,8 +50,8 @@ struct nilfs_palloc_req {
struct buffer_head *pr_entry_bh;
};
-int nilfs_palloc_prepare_alloc_entry(struct inode *,
- struct nilfs_palloc_req *);
+int nilfs_palloc_prepare_alloc_entry(struct inode *inode,
+ struct nilfs_palloc_req *req, bool wrap);
void nilfs_palloc_commit_alloc_entry(struct inode *,
struct nilfs_palloc_req *);
void nilfs_palloc_abort_alloc_entry(struct inode *, struct nilfs_palloc_req *);
diff --git a/fs/nilfs2/dat.c b/fs/nilfs2/dat.c
index 9cf6ba58f585..351010828d88 100644
--- a/fs/nilfs2/dat.c
+++ b/fs/nilfs2/dat.c
@@ -75,7 +75,7 @@ int nilfs_dat_prepare_alloc(struct inode *dat, struct nilfs_palloc_req *req)
{
int ret;
- ret = nilfs_palloc_prepare_alloc_entry(dat, req);
+ ret = nilfs_palloc_prepare_alloc_entry(dat, req, true);
if (ret < 0)
return ret;
diff --git a/fs/nilfs2/dir.c b/fs/nilfs2/dir.c
index 23a8357f127b..51c982ad9608 100644
--- a/fs/nilfs2/dir.c
+++ b/fs/nilfs2/dir.c
@@ -143,6 +143,9 @@ static bool nilfs_check_page(struct page *page)
goto Enamelen;
if (((offs + rec_len - 1) ^ offs) & ~(chunk_size-1))
goto Espan;
+ if (unlikely(p->inode &&
+ NILFS_PRIVATE_INODE(le64_to_cpu(p->inode))))
+ goto Einumber;
}
if (offs != limit)
goto Eend;
@@ -168,6 +171,9 @@ static bool nilfs_check_page(struct page *page)
goto bad_entry;
Espan:
error = "directory entry across blocks";
+ goto bad_entry;
+Einumber:
+ error = "disallowed inode number";
bad_entry:
nilfs_error(sb,
"bad entry in directory #%lu: %s - offset=%lu, inode=%lu, rec_len=%d, name_len=%d",
diff --git a/fs/nilfs2/ifile.c b/fs/nilfs2/ifile.c
index a8a4bc8490b4..ac10a62a41e9 100644
--- a/fs/nilfs2/ifile.c
+++ b/fs/nilfs2/ifile.c
@@ -55,13 +55,10 @@ int nilfs_ifile_create_inode(struct inode *ifile, ino_t *out_ino,
struct nilfs_palloc_req req;
int ret;
- req.pr_entry_nr = 0; /*
- * 0 says find free inode from beginning
- * of a group. dull code!!
- */
+ req.pr_entry_nr = NILFS_FIRST_INO(ifile->i_sb);
req.pr_entry_bh = NULL;
- ret = nilfs_palloc_prepare_alloc_entry(ifile, &req);
+ ret = nilfs_palloc_prepare_alloc_entry(ifile, &req, false);
if (!ret) {
ret = nilfs_palloc_get_entry_block(ifile, req.pr_entry_nr, 1,
&req.pr_entry_bh);
diff --git a/fs/nilfs2/nilfs.h b/fs/nilfs2/nilfs.h
index 8046490cd7fe..9a157e5051d0 100644
--- a/fs/nilfs2/nilfs.h
+++ b/fs/nilfs2/nilfs.h
@@ -116,9 +116,15 @@ enum {
#define NILFS_FIRST_INO(sb) (((struct the_nilfs *)sb->s_fs_info)->ns_first_ino)
#define NILFS_MDT_INODE(sb, ino) \
- ((ino) < NILFS_FIRST_INO(sb) && (NILFS_MDT_INO_BITS & BIT(ino)))
+ ((ino) < NILFS_USER_INO && (NILFS_MDT_INO_BITS & BIT(ino)))
#define NILFS_VALID_INODE(sb, ino) \
- ((ino) >= NILFS_FIRST_INO(sb) || (NILFS_SYS_INO_BITS & BIT(ino)))
+ ((ino) >= NILFS_FIRST_INO(sb) || \
+ ((ino) < NILFS_USER_INO && (NILFS_SYS_INO_BITS & BIT(ino))))
+
+#define NILFS_PRIVATE_INODE(ino) ({ \
+ ino_t __ino = (ino); \
+ ((__ino) < NILFS_USER_INO && (__ino) != NILFS_ROOT_INO && \
+ (__ino) != NILFS_SKETCH_INO); })
/**
* struct nilfs_transaction_info: context information for synchronization
diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c
index 71400496ed36..be41e26b7824 100644
--- a/fs/nilfs2/the_nilfs.c
+++ b/fs/nilfs2/the_nilfs.c
@@ -452,6 +452,12 @@ static int nilfs_store_disk_layout(struct the_nilfs *nilfs,
}
nilfs->ns_first_ino = le32_to_cpu(sbp->s_first_ino);
+ if (nilfs->ns_first_ino < NILFS_USER_INO) {
+ nilfs_err(nilfs->ns_sb,
+ "too small lower limit for non-reserved inode numbers: %u",
+ nilfs->ns_first_ino);
+ return -EINVAL;
+ }
nilfs->ns_blocks_per_segment = le32_to_cpu(sbp->s_blocks_per_segment);
if (nilfs->ns_blocks_per_segment < NILFS_SEG_MIN_BLOCKS) {
diff --git a/fs/nilfs2/the_nilfs.h b/fs/nilfs2/the_nilfs.h
index cd4ae1b8ae16..17fee562ee50 100644
--- a/fs/nilfs2/the_nilfs.h
+++ b/fs/nilfs2/the_nilfs.h
@@ -182,7 +182,7 @@ struct the_nilfs {
unsigned long ns_nrsvsegs;
unsigned long ns_first_data_block;
int ns_inode_size;
- int ns_first_ino;
+ unsigned int ns_first_ino;
u32 ns_crc_seed;
/* /sys/fs/<nilfs>/<device> */
diff --git a/fs/ntfs3/xattr.c b/fs/ntfs3/xattr.c
index b50010494e6d..72bceb8cd164 100644
--- a/fs/ntfs3/xattr.c
+++ b/fs/ntfs3/xattr.c
@@ -219,8 +219,11 @@ static ssize_t ntfs_list_ea(struct ntfs_inode *ni, char *buffer,
if (!ea->name_len)
break;
- if (ea->name_len > ea_size)
+ if (ea->name_len > ea_size) {
+ ntfs_set_state(ni->mi.sbi, NTFS_DIRTY_ERROR);
+ err = -EINVAL; /* corrupted fs */
break;
+ }
if (buffer) {
/* Check if we can use field ea->name */
diff --git a/fs/orangefs/super.c b/fs/orangefs/super.c
index 4ca8ed410c3c..24e028c119c1 100644
--- a/fs/orangefs/super.c
+++ b/fs/orangefs/super.c
@@ -201,7 +201,8 @@ static int orangefs_statfs(struct dentry *dentry, struct kstatfs *buf)
(long)new_op->downcall.resp.statfs.files_avail);
buf->f_type = sb->s_magic;
- memcpy(&buf->f_fsid, &ORANGEFS_SB(sb)->fs_id, sizeof(buf->f_fsid));
+ buf->f_fsid.val[0] = ORANGEFS_SB(sb)->fs_id;
+ buf->f_fsid.val[1] = ORANGEFS_SB(sb)->id;
buf->f_bsize = new_op->downcall.resp.statfs.block_size;
buf->f_namelen = ORANGEFS_NAME_MAX;
diff --git a/include/linux/fsnotify.h b/include/linux/fsnotify.h
index ed48e4f1e755..0dea8d0fdb0b 100644
--- a/include/linux/fsnotify.h
+++ b/include/linux/fsnotify.h
@@ -93,7 +93,13 @@ static inline int fsnotify_file(struct file *file, __u32 mask)
{
const struct path *path;
- if (file->f_mode & FMODE_NONOTIFY)
+ /*
+ * FMODE_NONOTIFY are fds generated by fanotify itself which should not
+ * generate new events. We also don't want to generate events for
+ * FMODE_PATH fds (involves open & close events) as they are just
+ * handle creation / destruction events and not "real" file events.
+ */
+ if (file->f_mode & (FMODE_NONOTIFY | FMODE_PATH))
return 0;
/* Overlayfs internal files have fake f_path */
diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h
index 489362b0cd85..2923754c13bc 100644
--- a/include/linux/lsm_hook_defs.h
+++ b/include/linux/lsm_hook_defs.h
@@ -390,7 +390,7 @@ LSM_HOOK(int, 0, key_getsecurity, struct key *key, char **buffer)
#ifdef CONFIG_AUDIT
LSM_HOOK(int, 0, audit_rule_init, u32 field, u32 op, char *rulestr,
- void **lsmrule)
+ void **lsmrule, gfp_t gfp)
LSM_HOOK(int, 0, audit_rule_known, struct audit_krule *krule)
LSM_HOOK(int, 0, audit_rule_match, u32 secid, u32 field, u32 op, void *lsmrule)
LSM_HOOK(void, LSM_RET_VOID, audit_rule_free, void *lsmrule)
diff --git a/include/linux/mutex.h b/include/linux/mutex.h
index a33aa9eb9fc3..5b5630e58407 100644
--- a/include/linux/mutex.h
+++ b/include/linux/mutex.h
@@ -21,6 +21,8 @@
#include <linux/debug_locks.h>
#include <linux/cleanup.h>
+struct device;
+
#ifdef CONFIG_DEBUG_LOCK_ALLOC
# define __DEP_MAP_MUTEX_INITIALIZER(lockname) \
, .dep_map = { \
@@ -171,6 +173,31 @@ do { \
} while (0)
#endif /* CONFIG_PREEMPT_RT */
+#ifdef CONFIG_DEBUG_MUTEXES
+
+int __devm_mutex_init(struct device *dev, struct mutex *lock);
+
+#else
+
+static inline int __devm_mutex_init(struct device *dev, struct mutex *lock)
+{
+ /*
+ * When CONFIG_DEBUG_MUTEXES is off mutex_destroy() is just a nop so
+ * no really need to register it in the devm subsystem.
+ */
+ return 0;
+}
+
+#endif
+
+#define devm_mutex_init(dev, mutex) \
+({ \
+ typeof(mutex) mutex_ = (mutex); \
+ \
+ mutex_init(mutex_); \
+ __devm_mutex_init(dev, mutex_); \
+})
+
/*
* See kernel/locking/mutex.c for detailed documentation of these APIs.
* Also see Documentation/locking/mutex-design.rst.
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 1351b802ffcf..5aa30ee99810 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -1099,7 +1099,7 @@ struct phy_driver {
u8 index, enum led_brightness value);
/**
- * @led_blink_set: Set a PHY LED brightness. Index indicates
+ * @led_blink_set: Set a PHY LED blinking. Index indicates
* which of the PHYs led should be configured to blink. Delays
* are in milliseconds and if both are zero then a sensible
* default should be chosen. The call should adjust the
diff --git a/include/linux/sched/vhost_task.h b/include/linux/sched/vhost_task.h
index 837a23624a66..3612de6ea1c5 100644
--- a/include/linux/sched/vhost_task.h
+++ b/include/linux/sched/vhost_task.h
@@ -5,7 +5,8 @@
struct vhost_task;
-struct vhost_task *vhost_task_create(bool (*fn)(void *), void *arg,
+struct vhost_task *vhost_task_create(bool (*fn)(void *),
+ void (*handle_kill)(void *), void *arg,
const char *name);
void vhost_task_start(struct vhost_task *vtsk);
void vhost_task_stop(struct vhost_task *vtsk);
diff --git a/include/linux/security.h b/include/linux/security.h
index b50c7f566189..4bd0f6fc553e 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -1953,7 +1953,8 @@ static inline int security_key_getsecurity(struct key *key, char **_buffer)
#ifdef CONFIG_AUDIT
#ifdef CONFIG_SECURITY
-int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule);
+int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule,
+ gfp_t gfp);
int security_audit_rule_known(struct audit_krule *krule);
int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule);
void security_audit_rule_free(void *lsmrule);
@@ -1961,7 +1962,7 @@ void security_audit_rule_free(void *lsmrule);
#else
static inline int security_audit_rule_init(u32 field, u32 op, char *rulestr,
- void **lsmrule)
+ void **lsmrule, gfp_t gfp)
{
return 0;
}
diff --git a/include/uapi/linux/cn_proc.h b/include/uapi/linux/cn_proc.h
index f2afb7cc4926..18e3745b86cd 100644
--- a/include/uapi/linux/cn_proc.h
+++ b/include/uapi/linux/cn_proc.h
@@ -69,8 +69,7 @@ struct proc_input {
static inline enum proc_cn_event valid_event(enum proc_cn_event ev_type)
{
- ev_type &= PROC_EVENT_ALL;
- return ev_type;
+ return (enum proc_cn_event)(ev_type & PROC_EVENT_ALL);
}
/*
diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c
index 8317a37dea0b..685bccb20b6f 100644
--- a/kernel/auditfilter.c
+++ b/kernel/auditfilter.c
@@ -529,7 +529,8 @@ static struct audit_entry *audit_data_to_entry(struct audit_rule_data *data,
entry->rule.buflen += f_val;
f->lsm_str = str;
err = security_audit_rule_init(f->type, f->op, str,
- (void **)&f->lsm_rule);
+ (void **)&f->lsm_rule,
+ GFP_KERNEL);
/* Keep currently invalid fields around in case they
* become valid after a policy reload. */
if (err == -EINVAL) {
@@ -799,7 +800,7 @@ static inline int audit_dupe_lsm_field(struct audit_field *df,
/* our own (refreshed) copy of lsm_rule */
ret = security_audit_rule_init(df->type, df->op, df->lsm_str,
- (void **)&df->lsm_rule);
+ (void **)&df->lsm_rule, GFP_KERNEL);
/* Keep currently invalid fields around in case they
* become valid after a policy reload. */
if (ret == -EINVAL) {
diff --git a/kernel/cpu.c b/kernel/cpu.c
index 7ef4bc17453c..874bfb952e6e 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -1907,6 +1907,9 @@ static inline bool cpuhp_bringup_cpus_parallel(unsigned int ncpus) { return fals
void __init bringup_nonboot_cpus(unsigned int setup_max_cpus)
{
+ if (!setup_max_cpus)
+ return;
+
/* Try parallel bringup optimization if enabled */
if (cpuhp_bringup_cpus_parallel(setup_max_cpus))
return;
diff --git a/kernel/dma/map_benchmark.c b/kernel/dma/map_benchmark.c
index f7f3d14fa69a..4950e0b622b1 100644
--- a/kernel/dma/map_benchmark.c
+++ b/kernel/dma/map_benchmark.c
@@ -256,6 +256,9 @@ static long map_benchmark_ioctl(struct file *file, unsigned int cmd,
* dma_mask changed by benchmark
*/
dma_set_mask(map->dev, old_dma_mask);
+
+ if (ret)
+ return ret;
break;
default:
return -EINVAL;
diff --git a/kernel/exit.c b/kernel/exit.c
index 21a59a6e1f2e..3540b2c9b1b6 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -485,6 +485,8 @@ void mm_update_next_owner(struct mm_struct *mm)
* Search through everything else, we should not get here often.
*/
for_each_process(g) {
+ if (atomic_read(&mm->mm_users) <= 1)
+ break;
if (g->flags & PF_KTHREAD)
continue;
for_each_thread(g, c) {
diff --git a/kernel/locking/mutex-debug.c b/kernel/locking/mutex-debug.c
index bc8abb8549d2..6e6f6071cfa2 100644
--- a/kernel/locking/mutex-debug.c
+++ b/kernel/locking/mutex-debug.c
@@ -12,6 +12,7 @@
*/
#include <linux/mutex.h>
#include <linux/delay.h>
+#include <linux/device.h>
#include <linux/export.h>
#include <linux/poison.h>
#include <linux/sched.h>
@@ -89,6 +90,17 @@ void debug_mutex_init(struct mutex *lock, const char *name,
lock->magic = lock;
}
+static void devm_mutex_release(void *res)
+{
+ mutex_destroy(res);
+}
+
+int __devm_mutex_init(struct device *dev, struct mutex *lock)
+{
+ return devm_add_action_or_reset(dev, devm_mutex_release, lock);
+}
+EXPORT_SYMBOL_GPL(__devm_mutex_init);
+
/***
* mutex_destroy - mark a mutex unusable
* @lock: the mutex to be destroyed
diff --git a/kernel/vhost_task.c b/kernel/vhost_task.c
index da35e5b7f047..8800f5acc007 100644
--- a/kernel/vhost_task.c
+++ b/kernel/vhost_task.c
@@ -10,38 +10,32 @@
enum vhost_task_flags {
VHOST_TASK_FLAGS_STOP,
+ VHOST_TASK_FLAGS_KILLED,
};
struct vhost_task {
bool (*fn)(void *data);
+ void (*handle_sigkill)(void *data);
void *data;
struct completion exited;
unsigned long flags;
struct task_struct *task;
+ /* serialize SIGKILL and vhost_task_stop calls */
+ struct mutex exit_mutex;
};
static int vhost_task_fn(void *data)
{
struct vhost_task *vtsk = data;
- bool dead = false;
for (;;) {
bool did_work;
- if (!dead && signal_pending(current)) {
+ if (signal_pending(current)) {
struct ksignal ksig;
- /*
- * Calling get_signal will block in SIGSTOP,
- * or clear fatal_signal_pending, but remember
- * what was set.
- *
- * This thread won't actually exit until all
- * of the file descriptors are closed, and
- * the release function is called.
- */
- dead = get_signal(&ksig);
- if (dead)
- clear_thread_flag(TIF_SIGPENDING);
+
+ if (get_signal(&ksig))
+ break;
}
/* mb paired w/ vhost_task_stop */
@@ -57,7 +51,19 @@ static int vhost_task_fn(void *data)
schedule();
}
+ mutex_lock(&vtsk->exit_mutex);
+ /*
+ * If a vhost_task_stop and SIGKILL race, we can ignore the SIGKILL.
+ * When the vhost layer has called vhost_task_stop it's already stopped
+ * new work and flushed.
+ */
+ if (!test_bit(VHOST_TASK_FLAGS_STOP, &vtsk->flags)) {
+ set_bit(VHOST_TASK_FLAGS_KILLED, &vtsk->flags);
+ vtsk->handle_sigkill(vtsk->data);
+ }
+ mutex_unlock(&vtsk->exit_mutex);
complete(&vtsk->exited);
+
do_exit(0);
}
@@ -78,12 +84,17 @@ EXPORT_SYMBOL_GPL(vhost_task_wake);
* @vtsk: vhost_task to stop
*
* vhost_task_fn ensures the worker thread exits after
- * VHOST_TASK_FLAGS_SOP becomes true.
+ * VHOST_TASK_FLAGS_STOP becomes true.
*/
void vhost_task_stop(struct vhost_task *vtsk)
{
- set_bit(VHOST_TASK_FLAGS_STOP, &vtsk->flags);
- vhost_task_wake(vtsk);
+ mutex_lock(&vtsk->exit_mutex);
+ if (!test_bit(VHOST_TASK_FLAGS_KILLED, &vtsk->flags)) {
+ set_bit(VHOST_TASK_FLAGS_STOP, &vtsk->flags);
+ vhost_task_wake(vtsk);
+ }
+ mutex_unlock(&vtsk->exit_mutex);
+
/*
* Make sure vhost_task_fn is no longer accessing the vhost_task before
* freeing it below.
@@ -96,14 +107,16 @@ EXPORT_SYMBOL_GPL(vhost_task_stop);
/**
* vhost_task_create - create a copy of a task to be used by the kernel
* @fn: vhost worker function
- * @arg: data to be passed to fn
+ * @handle_sigkill: vhost function to handle when we are killed
+ * @arg: data to be passed to fn and handled_kill
* @name: the thread's name
*
* This returns a specialized task for use by the vhost layer or NULL on
* failure. The returned task is inactive, and the caller must fire it up
* through vhost_task_start().
*/
-struct vhost_task *vhost_task_create(bool (*fn)(void *), void *arg,
+struct vhost_task *vhost_task_create(bool (*fn)(void *),
+ void (*handle_sigkill)(void *), void *arg,
const char *name)
{
struct kernel_clone_args args = {
@@ -122,8 +135,10 @@ struct vhost_task *vhost_task_create(bool (*fn)(void *), void *arg,
if (!vtsk)
return NULL;
init_completion(&vtsk->exited);
+ mutex_init(&vtsk->exit_mutex);
vtsk->data = arg;
vtsk->fn = fn;
+ vtsk->handle_sigkill = handle_sigkill;
args.fn_arg = vtsk;
diff --git a/lib/kunit/try-catch.c b/lib/kunit/try-catch.c
index d9d1df28cc52..9c9e4dcf06d9 100644
--- a/lib/kunit/try-catch.c
+++ b/lib/kunit/try-catch.c
@@ -78,7 +78,6 @@ void kunit_try_catch_run(struct kunit_try_catch *try_catch, void *context)
time_remaining = wait_for_completion_timeout(&try_completion,
kunit_test_timeout());
if (time_remaining == 0) {
- kunit_err(test, "try timed out\n");
try_catch->try_result = -ETIMEDOUT;
kthread_stop(task_struct);
}
@@ -93,6 +92,8 @@ void kunit_try_catch_run(struct kunit_try_catch *try_catch, void *context)
try_catch->try_result = 0;
else if (exit_code == -EINTR)
kunit_err(test, "wake_up_process() was never called\n");
+ else if (exit_code == -ETIMEDOUT)
+ kunit_err(test, "try timed out\n");
else if (exit_code)
kunit_err(test, "Unknown error: %d\n", exit_code);
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index a9303f886639..e632ec9b6421 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -415,13 +415,20 @@ static void domain_dirty_limits(struct dirty_throttle_control *dtc)
else
bg_thresh = (bg_ratio * available_memory) / PAGE_SIZE;
- if (bg_thresh >= thresh)
- bg_thresh = thresh / 2;
tsk = current;
if (rt_task(tsk)) {
bg_thresh += bg_thresh / 4 + global_wb_domain.dirty_limit / 32;
thresh += thresh / 4 + global_wb_domain.dirty_limit / 32;
}
+ /*
+ * Dirty throttling logic assumes the limits in page units fit into
+ * 32-bits. This gives 16TB dirty limits max which is hopefully enough.
+ */
+ if (thresh > UINT_MAX)
+ thresh = UINT_MAX;
+ /* This makes sure bg_thresh is within 32-bits as well */
+ if (bg_thresh >= thresh)
+ bg_thresh = thresh / 2;
dtc->thresh = thresh;
dtc->bg_thresh = bg_thresh;
@@ -471,7 +478,11 @@ static unsigned long node_dirty_limit(struct pglist_data *pgdat)
if (rt_task(tsk))
dirty += dirty / 4;
- return dirty;
+ /*
+ * Dirty throttling logic assumes the limits in page units fit into
+ * 32-bits. This gives 16TB dirty limits max which is hopefully enough.
+ */
+ return min_t(unsigned long, dirty, UINT_MAX);
}
/**
@@ -508,10 +519,17 @@ static int dirty_background_bytes_handler(struct ctl_table *table, int write,
void *buffer, size_t *lenp, loff_t *ppos)
{
int ret;
+ unsigned long old_bytes = dirty_background_bytes;
ret = proc_doulongvec_minmax(table, write, buffer, lenp, ppos);
- if (ret == 0 && write)
+ if (ret == 0 && write) {
+ if (DIV_ROUND_UP(dirty_background_bytes, PAGE_SIZE) >
+ UINT_MAX) {
+ dirty_background_bytes = old_bytes;
+ return -ERANGE;
+ }
dirty_background_ratio = 0;
+ }
return ret;
}
@@ -537,6 +555,10 @@ static int dirty_bytes_handler(struct ctl_table *table, int write,
ret = proc_doulongvec_minmax(table, write, buffer, lenp, ppos);
if (ret == 0 && write && vm_dirty_bytes != old_bytes) {
+ if (DIV_ROUND_UP(vm_dirty_bytes, PAGE_SIZE) > UINT_MAX) {
+ vm_dirty_bytes = old_bytes;
+ return -ERANGE;
+ }
writeback_set_ratelimit();
vm_dirty_ratio = 0;
}
@@ -1638,7 +1660,7 @@ static inline void wb_dirty_limits(struct dirty_throttle_control *dtc)
*/
dtc->wb_thresh = __wb_calc_thresh(dtc);
dtc->wb_bg_thresh = dtc->thresh ?
- div64_u64(dtc->wb_thresh * dtc->bg_thresh, dtc->thresh) : 0;
+ div_u64((u64)dtc->wb_thresh * dtc->bg_thresh, dtc->thresh) : 0;
/*
* In order to avoid the stacked BDI deadlock we need
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 163b56a68bb0..9c670348fac4 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -935,8 +935,8 @@ static int hci_conn_hash_alloc_unset(struct hci_dev *hdev)
U16_MAX, GFP_ATOMIC);
}
-struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst,
- u8 role, u16 handle)
+static struct hci_conn *__hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst,
+ u8 role, u16 handle)
{
struct hci_conn *conn;
@@ -1077,7 +1077,16 @@ struct hci_conn *hci_conn_add_unset(struct hci_dev *hdev, int type,
if (unlikely(handle < 0))
return ERR_PTR(-ECONNREFUSED);
- return hci_conn_add(hdev, type, dst, role, handle);
+ return __hci_conn_add(hdev, type, dst, role, handle);
+}
+
+struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst,
+ u8 role, u16 handle)
+{
+ if (handle > HCI_CONN_HANDLE_MAX)
+ return ERR_PTR(-EINVAL);
+
+ return __hci_conn_add(hdev, type, dst, role, handle);
}
static void hci_conn_cleanup_child(struct hci_conn *conn, u8 reason)
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 6ce4f812503f..727f040b6529 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -6646,6 +6646,7 @@ static void hci_le_cis_estabilished_evt(struct hci_dev *hdev, void *data,
struct bt_iso_qos *qos;
bool pending = false;
u16 handle = __le16_to_cpu(ev->handle);
+ u32 c_sdu_interval, p_sdu_interval;
bt_dev_dbg(hdev, "status 0x%2.2x", ev->status);
@@ -6670,12 +6671,25 @@ static void hci_le_cis_estabilished_evt(struct hci_dev *hdev, void *data,
pending = test_and_clear_bit(HCI_CONN_CREATE_CIS, &conn->flags);
- /* Convert ISO Interval (1.25 ms slots) to SDU Interval (us) */
- qos->ucast.in.interval = le16_to_cpu(ev->interval) * 1250;
- qos->ucast.out.interval = qos->ucast.in.interval;
+ /* BLUETOOTH CORE SPECIFICATION Version 5.4 | Vol 6, Part G
+ * page 3075:
+ * Transport_Latency_C_To_P = CIG_Sync_Delay + (FT_C_To_P) ×
+ * ISO_Interval + SDU_Interval_C_To_P
+ * ...
+ * SDU_Interval = (CIG_Sync_Delay + (FT) x ISO_Interval) -
+ * Transport_Latency
+ */
+ c_sdu_interval = (get_unaligned_le24(ev->cig_sync_delay) +
+ (ev->c_ft * le16_to_cpu(ev->interval) * 1250)) -
+ get_unaligned_le24(ev->c_latency);
+ p_sdu_interval = (get_unaligned_le24(ev->cig_sync_delay) +
+ (ev->p_ft * le16_to_cpu(ev->interval) * 1250)) -
+ get_unaligned_le24(ev->p_latency);
switch (conn->role) {
case HCI_ROLE_SLAVE:
+ qos->ucast.in.interval = c_sdu_interval;
+ qos->ucast.out.interval = p_sdu_interval;
/* Convert Transport Latency (us) to Latency (msec) */
qos->ucast.in.latency =
DIV_ROUND_CLOSEST(get_unaligned_le24(ev->c_latency),
@@ -6689,6 +6703,8 @@ static void hci_le_cis_estabilished_evt(struct hci_dev *hdev, void *data,
qos->ucast.out.phy = ev->p_phy;
break;
case HCI_ROLE_MASTER:
+ qos->ucast.in.interval = p_sdu_interval;
+ qos->ucast.out.interval = c_sdu_interval;
/* Convert Transport Latency (us) to Latency (msec) */
qos->ucast.out.latency =
DIV_ROUND_CLOSEST(get_unaligned_le24(ev->c_latency),
@@ -6889,6 +6905,10 @@ static void hci_le_big_sync_established_evt(struct hci_dev *hdev, void *data,
bis = hci_conn_hash_lookup_handle(hdev, handle);
if (!bis) {
+ if (handle > HCI_CONN_HANDLE_MAX) {
+ bt_dev_dbg(hdev, "ignore too large handle %u", handle);
+ continue;
+ }
bis = hci_conn_add(hdev, ISO_LINK, BDADDR_ANY,
HCI_ROLE_SLAVE, handle);
if (IS_ERR(bis))
diff --git a/net/bluetooth/iso.c b/net/bluetooth/iso.c
index 05b9edb480f0..3ccba592f734 100644
--- a/net/bluetooth/iso.c
+++ b/net/bluetooth/iso.c
@@ -1233,8 +1233,7 @@ static int iso_sock_recvmsg(struct socket *sock, struct msghdr *msg,
lock_sock(sk);
switch (sk->sk_state) {
case BT_CONNECT2:
- if (pi->conn->hcon &&
- test_bit(HCI_CONN_PA_SYNC, &pi->conn->hcon->flags)) {
+ if (test_bit(BT_SK_PA_SYNC, &pi->flags)) {
iso_conn_big_sync(sk);
sk->sk_state = BT_LISTEN;
} else {
diff --git a/net/core/datagram.c b/net/core/datagram.c
index 176eb5834746..e49aaf2d48b8 100644
--- a/net/core/datagram.c
+++ b/net/core/datagram.c
@@ -434,15 +434,22 @@ static int __skb_datagram_iter(const struct sk_buff *skb, int offset,
end = start + skb_frag_size(frag);
if ((copy = end - offset) > 0) {
- struct page *page = skb_frag_page(frag);
- u8 *vaddr = kmap(page);
+ u32 p_off, p_len, copied;
+ struct page *p;
+ u8 *vaddr;
if (copy > len)
copy = len;
- n = INDIRECT_CALL_1(cb, simple_copy_to_iter,
- vaddr + skb_frag_off(frag) + offset - start,
- copy, data, to);
- kunmap(page);
+
+ skb_frag_foreach_page(frag,
+ skb_frag_off(frag) + offset - start,
+ copy, p, p_off, p_len, copied) {
+ vaddr = kmap_local_page(p);
+ n = INDIRECT_CALL_1(cb, simple_copy_to_iter,
+ vaddr + p_off, p_len, data, to);
+ kunmap_local(vaddr);
+ }
+
offset += n;
if (n != copy)
goto short_copy;
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index 132b10e23758..87ecefea7239 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -1281,6 +1281,7 @@ static int inet_diag_dump_compat(struct sk_buff *skb,
req.sdiag_family = AF_UNSPEC; /* compatibility */
req.sdiag_protocol = inet_diag_type2proto(cb->nlh->nlmsg_type);
req.idiag_ext = rc->idiag_ext;
+ req.pad = 0;
req.idiag_states = rc->idiag_states;
req.id = rc->id;
@@ -1296,6 +1297,7 @@ static int inet_diag_get_exact_compat(struct sk_buff *in_skb,
req.sdiag_family = rc->idiag_family;
req.sdiag_protocol = inet_diag_type2proto(nlh->nlmsg_type);
req.idiag_ext = rc->idiag_ext;
+ req.pad = 0;
req.idiag_states = rc->idiag_states;
req.id = rc->id;
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 6743b6bfbc9c..2621c262f182 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -3046,7 +3046,7 @@ static void tcp_fastretrans_alert(struct sock *sk, const u32 prior_snd_una,
return;
if (tcp_try_undo_dsack(sk))
- tcp_try_keep_open(sk);
+ tcp_try_to_open(sk, flag);
tcp_identify_packet_loss(sk, ack_flag);
if (icsk->icsk_ca_state != TCP_CA_Recovery) {
diff --git a/net/ipv4/tcp_metrics.c b/net/ipv4/tcp_metrics.c
index 7aca12c59c18..b71f94a5932a 100644
--- a/net/ipv4/tcp_metrics.c
+++ b/net/ipv4/tcp_metrics.c
@@ -619,6 +619,7 @@ static const struct nla_policy tcp_metrics_nl_policy[TCP_METRICS_ATTR_MAX + 1] =
[TCP_METRICS_ATTR_ADDR_IPV4] = { .type = NLA_U32, },
[TCP_METRICS_ATTR_ADDR_IPV6] = { .type = NLA_BINARY,
.len = sizeof(struct in6_addr), },
+ [TCP_METRICS_ATTR_SADDR_IPV4] = { .type = NLA_U32, },
/* Following attributes are not received for GET/DEL,
* we keep them for reference
*/
diff --git a/net/mac802154/main.c b/net/mac802154/main.c
index 357ece67432b..3054da2aa958 100644
--- a/net/mac802154/main.c
+++ b/net/mac802154/main.c
@@ -159,8 +159,10 @@ void ieee802154_configure_durations(struct wpan_phy *phy,
}
phy->symbol_duration = duration;
- phy->lifs_period = (IEEE802154_LIFS_PERIOD * phy->symbol_duration) / NSEC_PER_SEC;
- phy->sifs_period = (IEEE802154_SIFS_PERIOD * phy->symbol_duration) / NSEC_PER_SEC;
+ phy->lifs_period =
+ (IEEE802154_LIFS_PERIOD * phy->symbol_duration) / NSEC_PER_USEC;
+ phy->sifs_period =
+ (IEEE802154_SIFS_PERIOD * phy->symbol_duration) / NSEC_PER_USEC;
}
EXPORT_SYMBOL(ieee802154_configure_durations);
@@ -182,10 +184,10 @@ static void ieee802154_setup_wpan_phy_pib(struct wpan_phy *wpan_phy)
* Should be done when all drivers sets this value.
*/
- wpan_phy->lifs_period =
- (IEEE802154_LIFS_PERIOD * wpan_phy->symbol_duration) / 1000;
- wpan_phy->sifs_period =
- (IEEE802154_SIFS_PERIOD * wpan_phy->symbol_duration) / 1000;
+ wpan_phy->lifs_period = (IEEE802154_LIFS_PERIOD *
+ wpan_phy->symbol_duration) / NSEC_PER_USEC;
+ wpan_phy->sifs_period = (IEEE802154_SIFS_PERIOD *
+ wpan_phy->symbol_duration) / NSEC_PER_USEC;
}
int ieee802154_register_hw(struct ieee802154_hw *hw)
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 7547f7b86939..dd044a47c872 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -11291,8 +11291,7 @@ static int nft_rcv_nl_event(struct notifier_block *this, unsigned long event,
gc_seq = nft_gc_seq_begin(nft_net);
- if (!list_empty(&nf_tables_destroy_list))
- nf_tables_trans_destroy_flush_work();
+ nf_tables_trans_destroy_flush_work();
again:
list_for_each_entry(table, &nft_net->tables, list) {
if (nft_table_has_owner(table) &&
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 6b9fcdb0952a..225dfacfd233 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -7118,6 +7118,7 @@ static int sctp_getsockopt_assoc_ids(struct sock *sk, int len,
struct sctp_sock *sp = sctp_sk(sk);
struct sctp_association *asoc;
struct sctp_assoc_ids *ids;
+ size_t ids_size;
u32 num = 0;
if (sctp_style(sk, TCP))
@@ -7130,11 +7131,11 @@ static int sctp_getsockopt_assoc_ids(struct sock *sk, int len,
num++;
}
- if (len < sizeof(struct sctp_assoc_ids) + sizeof(sctp_assoc_t) * num)
+ ids_size = struct_size(ids, gaids_assoc_id, num);
+ if (len < ids_size)
return -EINVAL;
- len = sizeof(struct sctp_assoc_ids) + sizeof(sctp_assoc_t) * num;
-
+ len = ids_size;
ids = kmalloc(len, GFP_USER | __GFP_NOWARN);
if (unlikely(!ids))
return -ENOMEM;
diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
index 7862a8101747..a9434a72cac4 100755
--- a/scripts/link-vmlinux.sh
+++ b/scripts/link-vmlinux.sh
@@ -182,7 +182,7 @@ kallsyms_step()
mksysmap ${kallsyms_vmlinux} ${kallsyms_vmlinux}.syms ${kallsymso_prev}
kallsyms ${kallsyms_vmlinux}.syms ${kallsyms_S}
- info AS ${kallsyms_S}
+ info AS ${kallsymso}
${CC} ${NOSTDINC_FLAGS} ${LINUXINCLUDE} ${KBUILD_CPPFLAGS} \
${KBUILD_AFLAGS} ${KBUILD_AFLAGS_KERNEL} \
-c -o ${kallsymso} ${kallsyms_S}
diff --git a/security/apparmor/audit.c b/security/apparmor/audit.c
index 6933cb2f679b..fa2d48250a4f 100644
--- a/security/apparmor/audit.c
+++ b/security/apparmor/audit.c
@@ -217,7 +217,7 @@ void aa_audit_rule_free(void *vrule)
}
}
-int aa_audit_rule_init(u32 field, u32 op, char *rulestr, void **vrule)
+int aa_audit_rule_init(u32 field, u32 op, char *rulestr, void **vrule, gfp_t gfp)
{
struct aa_audit_rule *rule;
@@ -230,14 +230,14 @@ int aa_audit_rule_init(u32 field, u32 op, char *rulestr, void **vrule)
return -EINVAL;
}
- rule = kzalloc(sizeof(struct aa_audit_rule), GFP_KERNEL);
+ rule = kzalloc(sizeof(struct aa_audit_rule), gfp);
if (!rule)
return -ENOMEM;
/* Currently rules are treated as coming from the root ns */
rule->label = aa_label_parse(&root_ns->unconfined->label, rulestr,
- GFP_KERNEL, true, false);
+ gfp, true, false);
if (IS_ERR(rule->label)) {
int err = PTR_ERR(rule->label);
aa_audit_rule_free(rule);
diff --git a/security/apparmor/include/audit.h b/security/apparmor/include/audit.h
index 42d701fec5a6..6e12ab5b30ae 100644
--- a/security/apparmor/include/audit.h
+++ b/security/apparmor/include/audit.h
@@ -193,7 +193,7 @@ static inline int complain_error(int error)
}
void aa_audit_rule_free(void *vrule);
-int aa_audit_rule_init(u32 field, u32 op, char *rulestr, void **vrule);
+int aa_audit_rule_init(u32 field, u32 op, char *rulestr, void **vrule, gfp_t gfp);
int aa_audit_rule_known(struct audit_krule *rule);
int aa_audit_rule_match(u32 sid, u32 field, u32 op, void *vrule);
diff --git a/security/integrity/ima/ima.h b/security/integrity/ima/ima.h
index c29db699c996..07a4586e129c 100644
--- a/security/integrity/ima/ima.h
+++ b/security/integrity/ima/ima.h
@@ -430,7 +430,7 @@ static inline void ima_free_modsig(struct modsig *modsig)
#else
static inline int ima_filter_rule_init(u32 field, u32 op, char *rulestr,
- void **lsmrule)
+ void **lsmrule, gfp_t gfp)
{
return -EINVAL;
}
diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c
index f69062617754..f3f46c6186c0 100644
--- a/security/integrity/ima/ima_policy.c
+++ b/security/integrity/ima/ima_policy.c
@@ -401,7 +401,8 @@ static void ima_free_rule(struct ima_rule_entry *entry)
kfree(entry);
}
-static struct ima_rule_entry *ima_lsm_copy_rule(struct ima_rule_entry *entry)
+static struct ima_rule_entry *ima_lsm_copy_rule(struct ima_rule_entry *entry,
+ gfp_t gfp)
{
struct ima_rule_entry *nentry;
int i;
@@ -410,7 +411,7 @@ static struct ima_rule_entry *ima_lsm_copy_rule(struct ima_rule_entry *entry)
* Immutable elements are copied over as pointers and data; only
* lsm rules can change
*/
- nentry = kmemdup(entry, sizeof(*nentry), GFP_KERNEL);
+ nentry = kmemdup(entry, sizeof(*nentry), gfp);
if (!nentry)
return NULL;
@@ -425,7 +426,8 @@ static struct ima_rule_entry *ima_lsm_copy_rule(struct ima_rule_entry *entry)
ima_filter_rule_init(nentry->lsm[i].type, Audit_equal,
nentry->lsm[i].args_p,
- &nentry->lsm[i].rule);
+ &nentry->lsm[i].rule,
+ gfp);
if (!nentry->lsm[i].rule)
pr_warn("rule for LSM \'%s\' is undefined\n",
nentry->lsm[i].args_p);
@@ -438,7 +440,7 @@ static int ima_lsm_update_rule(struct ima_rule_entry *entry)
int i;
struct ima_rule_entry *nentry;
- nentry = ima_lsm_copy_rule(entry);
+ nentry = ima_lsm_copy_rule(entry, GFP_KERNEL);
if (!nentry)
return -ENOMEM;
@@ -664,7 +666,7 @@ static bool ima_match_rules(struct ima_rule_entry *rule,
}
if (rc == -ESTALE && !rule_reinitialized) {
- lsm_rule = ima_lsm_copy_rule(rule);
+ lsm_rule = ima_lsm_copy_rule(rule, GFP_ATOMIC);
if (lsm_rule) {
rule_reinitialized = true;
goto retry;
@@ -1140,7 +1142,8 @@ static int ima_lsm_rule_init(struct ima_rule_entry *entry,
entry->lsm[lsm_rule].type = audit_type;
result = ima_filter_rule_init(entry->lsm[lsm_rule].type, Audit_equal,
entry->lsm[lsm_rule].args_p,
- &entry->lsm[lsm_rule].rule);
+ &entry->lsm[lsm_rule].rule,
+ GFP_KERNEL);
if (!entry->lsm[lsm_rule].rule) {
pr_warn("rule for LSM \'%s\' is undefined\n",
entry->lsm[lsm_rule].args_p);
diff --git a/security/security.c b/security/security.c
index 407b51719f79..dd26f21b2244 100644
--- a/security/security.c
+++ b/security/security.c
@@ -5116,15 +5116,17 @@ int security_key_getsecurity(struct key *key, char **buffer)
* @op: rule operator
* @rulestr: rule context
* @lsmrule: receive buffer for audit rule struct
+ * @gfp: GFP flag used for kmalloc
*
* Allocate and initialize an LSM audit rule structure.
*
* Return: Return 0 if @lsmrule has been successfully set, -EINVAL in case of
* an invalid rule.
*/
-int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule)
+int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule,
+ gfp_t gfp)
{
- return call_int_hook(audit_rule_init, 0, field, op, rulestr, lsmrule);
+ return call_int_hook(audit_rule_init, 0, field, op, rulestr, lsmrule, gfp);
}
/**
diff --git a/security/selinux/include/audit.h b/security/selinux/include/audit.h
index d5495134a5b9..1d3cf45d4550 100644
--- a/security/selinux/include/audit.h
+++ b/security/selinux/include/audit.h
@@ -21,12 +21,14 @@
* @op: the operator the rule uses
* @rulestr: the text "target" of the rule
* @rule: pointer to the new rule structure returned via this
+ * @gfp: GFP flag used for kmalloc
*
* Returns 0 if successful, -errno if not. On success, the rule structure
* will be allocated internally. The caller must free this structure with
* selinux_audit_rule_free() after use.
*/
-int selinux_audit_rule_init(u32 field, u32 op, char *rulestr, void **rule);
+int selinux_audit_rule_init(u32 field, u32 op, char *rulestr, void **rule,
+ gfp_t gfp);
/**
* selinux_audit_rule_free - free an selinux audit rule structure.
diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
index 1eeffc66ea7d..379ac7b5c709 100644
--- a/security/selinux/ss/services.c
+++ b/security/selinux/ss/services.c
@@ -3497,7 +3497,8 @@ void selinux_audit_rule_free(void *vrule)
}
}
-int selinux_audit_rule_init(u32 field, u32 op, char *rulestr, void **vrule)
+int selinux_audit_rule_init(u32 field, u32 op, char *rulestr, void **vrule,
+ gfp_t gfp)
{
struct selinux_state *state = &selinux_state;
struct selinux_policy *policy;
@@ -3538,7 +3539,7 @@ int selinux_audit_rule_init(u32 field, u32 op, char *rulestr, void **vrule)
return -EINVAL;
}
- tmprule = kzalloc(sizeof(struct selinux_audit_rule), GFP_KERNEL);
+ tmprule = kzalloc(sizeof(struct selinux_audit_rule), gfp);
if (!tmprule)
return -ENOMEM;
context_init(&tmprule->au_ctxt);
diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index e1e297deb02e..49d9da878ac6 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -4616,11 +4616,13 @@ static int smack_post_notification(const struct cred *w_cred,
* @op: required testing operator (=, !=, >, <, ...)
* @rulestr: smack label to be audited
* @vrule: pointer to save our own audit rule representation
+ * @gfp: type of the memory for the allocation
*
* Prepare to audit cases where (@field @op @rulestr) is true.
* The label to be audited is created if necessay.
*/
-static int smack_audit_rule_init(u32 field, u32 op, char *rulestr, void **vrule)
+static int smack_audit_rule_init(u32 field, u32 op, char *rulestr, void **vrule,
+ gfp_t gfp)
{
struct smack_known *skp;
char **rule = (char **)vrule;
diff --git a/sound/core/ump.c b/sound/core/ump.c
index 3cd07c103d9e..d68d3bda97e4 100644
--- a/sound/core/ump.c
+++ b/sound/core/ump.c
@@ -967,6 +967,14 @@ int snd_ump_parse_endpoint(struct snd_ump_endpoint *ump)
if (err < 0)
ump_dbg(ump, "Unable to get UMP EP stream config\n");
+ /* If no protocol is set by some reason, assume the valid one */
+ if (!(ump->info.protocol & SNDRV_UMP_EP_INFO_PROTO_MIDI_MASK)) {
+ if (ump->info.protocol_caps & SNDRV_UMP_EP_INFO_PROTO_MIDI2)
+ ump->info.protocol |= SNDRV_UMP_EP_INFO_PROTO_MIDI2;
+ else if (ump->info.protocol_caps & SNDRV_UMP_EP_INFO_PROTO_MIDI1)
+ ump->info.protocol |= SNDRV_UMP_EP_INFO_PROTO_MIDI1;
+ }
+
/* Query and create blocks from Function Blocks */
for (blk = 0; blk < ump->info.num_blocks; blk++) {
err = create_block_from_fb_info(ump, blk);
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index c9f07e6fde96..fed3f59d7bd6 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -11773,6 +11773,7 @@ enum {
ALC897_FIXUP_LENOVO_HEADSET_MODE,
ALC897_FIXUP_HEADSET_MIC_PIN2,
ALC897_FIXUP_UNIS_H3C_X500S,
+ ALC897_FIXUP_HEADSET_MIC_PIN3,
};
static const struct hda_fixup alc662_fixups[] = {
@@ -12219,10 +12220,18 @@ static const struct hda_fixup alc662_fixups[] = {
{}
},
},
+ [ALC897_FIXUP_HEADSET_MIC_PIN3] = {
+ .type = HDA_FIXUP_PINS,
+ .v.pins = (const struct hda_pintbl[]) {
+ { 0x19, 0x03a11050 }, /* use as headset mic */
+ { }
+ },
+ },
};
static const struct snd_pci_quirk alc662_fixup_tbl[] = {
SND_PCI_QUIRK(0x1019, 0x9087, "ECS", ALC662_FIXUP_ASUS_MODE2),
+ SND_PCI_QUIRK(0x1019, 0x9859, "JP-IK LEAP W502", ALC897_FIXUP_HEADSET_MIC_PIN3),
SND_PCI_QUIRK(0x1025, 0x022f, "Acer Aspire One", ALC662_FIXUP_INV_DMIC),
SND_PCI_QUIRK(0x1025, 0x0241, "Packard Bell DOTS", ALC662_FIXUP_INV_DMIC),
SND_PCI_QUIRK(0x1025, 0x0308, "Acer Aspire 8942G", ALC662_FIXUP_ASPIRE),
diff --git a/tools/lib/bpf/bpf_core_read.h b/tools/lib/bpf/bpf_core_read.h
index 1ac57bb7ac55..e2b9e8415c04 100644
--- a/tools/lib/bpf/bpf_core_read.h
+++ b/tools/lib/bpf/bpf_core_read.h
@@ -102,6 +102,7 @@ enum bpf_enum_value_kind {
case 2: val = *(const unsigned short *)p; break; \
case 4: val = *(const unsigned int *)p; break; \
case 8: val = *(const unsigned long long *)p; break; \
+ default: val = 0; break; \
} \
val <<= __CORE_RELO(s, field, LSHIFT_U64); \
if (__CORE_RELO(s, field, SIGNED)) \
diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
index ffa964ddbace..6fad5fbfb0f9 100644
--- a/tools/power/x86/turbostat/turbostat.c
+++ b/tools/power/x86/turbostat/turbostat.c
@@ -566,6 +566,7 @@ struct topo_params {
int num_cpus;
int num_cores;
int max_cpu_num;
+ int max_die_id;
int max_node_num;
int nodes_per_pkg;
int cores_per_node;
@@ -5871,7 +5872,6 @@ void topology_probe()
int i;
int max_core_id = 0;
int max_package_id = 0;
- int max_die_id = 0;
int max_siblings = 0;
/* Initialize num_cpus, max_cpu_num */
@@ -5940,8 +5940,8 @@ void topology_probe()
/* get die information */
cpus[i].die_id = get_die_id(i);
- if (cpus[i].die_id > max_die_id)
- max_die_id = cpus[i].die_id;
+ if (cpus[i].die_id > topo.max_die_id)
+ topo.max_die_id = cpus[i].die_id;
/* get numa node information */
cpus[i].physical_node_id = get_physical_node_id(&cpus[i]);
@@ -5967,9 +5967,9 @@ void topology_probe()
if (!summary_only && topo.cores_per_node > 1)
BIC_PRESENT(BIC_Core);
- topo.num_die = max_die_id + 1;
+ topo.num_die = topo.max_die_id + 1;
if (debug > 1)
- fprintf(outf, "max_die_id %d, sizing for %d die\n", max_die_id, topo.num_die);
+ fprintf(outf, "max_die_id %d, sizing for %d die\n", topo.max_die_id, topo.num_die);
if (!summary_only && topo.num_die > 1)
BIC_PRESENT(BIC_Die);
diff --git a/tools/testing/selftests/bpf/prog_tests/dummy_st_ops.c b/tools/testing/selftests/bpf/prog_tests/dummy_st_ops.c
index f43fcb13d2c4..d3d94596ab79 100644
--- a/tools/testing/selftests/bpf/prog_tests/dummy_st_ops.c
+++ b/tools/testing/selftests/bpf/prog_tests/dummy_st_ops.c
@@ -98,7 +98,8 @@ static void test_dummy_init_ptr_arg(void)
static void test_dummy_multiple_args(void)
{
- __u64 args[5] = {0, -100, 0x8a5f, 'c', 0x1234567887654321ULL};
+ struct bpf_dummy_ops_state st = { 7 };
+ __u64 args[5] = {(__u64)&st, -100, 0x8a5f, 'c', 0x1234567887654321ULL};
LIBBPF_OPTS(bpf_test_run_opts, attr,
.ctx_in = args,
.ctx_size_in = sizeof(args),
@@ -115,6 +116,7 @@ static void test_dummy_multiple_args(void)
fd = bpf_program__fd(skel->progs.test_2);
err = bpf_prog_test_run_opts(fd, &attr);
ASSERT_OK(err, "test_run");
+ args[0] = 7;
for (i = 0; i < ARRAY_SIZE(args); i++) {
snprintf(name, sizeof(name), "arg %zu", i);
ASSERT_EQ(skel->bss->test_2_args[i], args[i], name);
@@ -125,7 +127,8 @@ static void test_dummy_multiple_args(void)
static void test_dummy_sleepable(void)
{
- __u64 args[1] = {0};
+ struct bpf_dummy_ops_state st;
+ __u64 args[1] = {(__u64)&st};
LIBBPF_OPTS(bpf_test_run_opts, attr,
.ctx_in = args,
.ctx_size_in = sizeof(args),
@@ -144,6 +147,31 @@ static void test_dummy_sleepable(void)
dummy_st_ops_success__destroy(skel);
}
+/* dummy_st_ops.test_sleepable() parameter is not marked as nullable,
+ * thus bpf_prog_test_run_opts() below should be rejected as it tries
+ * to pass NULL for this parameter.
+ */
+static void test_dummy_sleepable_reject_null(void)
+{
+ __u64 args[1] = {0};
+ LIBBPF_OPTS(bpf_test_run_opts, attr,
+ .ctx_in = args,
+ .ctx_size_in = sizeof(args),
+ );
+ struct dummy_st_ops_success *skel;
+ int fd, err;
+
+ skel = dummy_st_ops_success__open_and_load();
+ if (!ASSERT_OK_PTR(skel, "dummy_st_ops_load"))
+ return;
+
+ fd = bpf_program__fd(skel->progs.test_sleepable);
+ err = bpf_prog_test_run_opts(fd, &attr);
+ ASSERT_EQ(err, -EINVAL, "test_run");
+
+ dummy_st_ops_success__destroy(skel);
+}
+
void test_dummy_st_ops(void)
{
if (test__start_subtest("dummy_st_ops_attach"))
@@ -156,6 +184,8 @@ void test_dummy_st_ops(void)
test_dummy_multiple_args();
if (test__start_subtest("dummy_sleepable"))
test_dummy_sleepable();
+ if (test__start_subtest("dummy_sleepable_reject_null"))
+ test_dummy_sleepable_reject_null();
RUN_TESTS(dummy_st_ops_fail);
}
diff --git a/tools/testing/selftests/bpf/progs/dummy_st_ops_success.c b/tools/testing/selftests/bpf/progs/dummy_st_ops_success.c
index 1efa746c25dc..ec0c595d47af 100644
--- a/tools/testing/selftests/bpf/progs/dummy_st_ops_success.c
+++ b/tools/testing/selftests/bpf/progs/dummy_st_ops_success.c
@@ -11,8 +11,17 @@ int BPF_PROG(test_1, struct bpf_dummy_ops_state *state)
{
int ret;
- if (!state)
- return 0xf2f3f4f5;
+ /* Check that 'state' nullable status is detected correctly.
+ * If 'state' argument would be assumed non-null by verifier
+ * the code below would be deleted as dead (which it shouldn't).
+ * Hide it from the compiler behind 'asm' block to avoid
+ * unnecessary optimizations.
+ */
+ asm volatile (
+ "if %[state] != 0 goto +2;"
+ "r0 = 0xf2f3f4f5;"
+ "exit;"
+ ::[state]"p"(state));
ret = state->val;
state->val = 0x5a;
@@ -25,7 +34,7 @@ SEC("struct_ops/test_2")
int BPF_PROG(test_2, struct bpf_dummy_ops_state *state, int a1, unsigned short a2,
char a3, unsigned long a4)
{
- test_2_args[0] = (unsigned long)state;
+ test_2_args[0] = state->val;
test_2_args[1] = a1;
test_2_args[2] = a2;
test_2_args[3] = a3;
diff --git a/tools/testing/selftests/net/gro.c b/tools/testing/selftests/net/gro.c
index 30024d0ed373..b204df4f3332 100644
--- a/tools/testing/selftests/net/gro.c
+++ b/tools/testing/selftests/net/gro.c
@@ -113,6 +113,9 @@ static void setup_sock_filter(int fd)
next_off = offsetof(struct ipv6hdr, nexthdr);
ipproto_off = ETH_HLEN + next_off;
+ /* Overridden later if exthdrs are used: */
+ opt_ipproto_off = ipproto_off;
+
if (strcmp(testname, "ip") == 0) {
if (proto == PF_INET)
optlen = sizeof(struct ip_timestamp);
diff --git a/tools/testing/selftests/net/ip_local_port_range.c b/tools/testing/selftests/net/ip_local_port_range.c
index 75e3fdacdf73..2465ff5bb3a8 100644
--- a/tools/testing/selftests/net/ip_local_port_range.c
+++ b/tools/testing/selftests/net/ip_local_port_range.c
@@ -343,7 +343,7 @@ TEST_F(ip_local_port_range, late_bind)
struct sockaddr_in v4;
struct sockaddr_in6 v6;
} addr;
- socklen_t addr_len;
+ socklen_t addr_len = 0;
const int one = 1;
int fd, err;
__u32 range;
diff --git a/tools/testing/selftests/net/mptcp/pm_nl_ctl.c b/tools/testing/selftests/net/mptcp/pm_nl_ctl.c
index 49369c4a5f26..763402dd1774 100644
--- a/tools/testing/selftests/net/mptcp/pm_nl_ctl.c
+++ b/tools/testing/selftests/net/mptcp/pm_nl_ctl.c
@@ -1239,7 +1239,7 @@ int add_listener(int argc, char *argv[])
struct sockaddr_storage addr;
struct sockaddr_in6 *a6;
struct sockaddr_in *a4;
- u_int16_t family;
+ u_int16_t family = AF_UNSPEC;
int enable = 1;
int sock;
int err;
diff --git a/tools/testing/selftests/net/msg_zerocopy.c b/tools/testing/selftests/net/msg_zerocopy.c
index bdc03a2097e8..7ea5fb28c93d 100644
--- a/tools/testing/selftests/net/msg_zerocopy.c
+++ b/tools/testing/selftests/net/msg_zerocopy.c
@@ -85,6 +85,7 @@ static bool cfg_rx;
static int cfg_runtime_ms = 4200;
static int cfg_verbose;
static int cfg_waittime_ms = 500;
+static int cfg_notification_limit = 32;
static bool cfg_zerocopy;
static socklen_t cfg_alen;
@@ -95,6 +96,7 @@ static char payload[IP_MAXPACKET];
static long packets, bytes, completions, expected_completions;
static int zerocopied = -1;
static uint32_t next_completion;
+static uint32_t sends_since_notify;
static unsigned long gettimeofday_ms(void)
{
@@ -208,6 +210,7 @@ static bool do_sendmsg(int fd, struct msghdr *msg, bool do_zerocopy, int domain)
error(1, errno, "send");
if (cfg_verbose && ret != len)
fprintf(stderr, "send: ret=%u != %u\n", ret, len);
+ sends_since_notify++;
if (len) {
packets++;
@@ -435,7 +438,7 @@ static bool do_recv_completion(int fd, int domain)
/* Detect notification gaps. These should not happen often, if at all.
* Gaps can occur due to drops, reordering and retransmissions.
*/
- if (lo != next_completion)
+ if (cfg_verbose && lo != next_completion)
fprintf(stderr, "gap: %u..%u does not append to %u\n",
lo, hi, next_completion);
next_completion = hi + 1;
@@ -460,6 +463,7 @@ static bool do_recv_completion(int fd, int domain)
static void do_recv_completions(int fd, int domain)
{
while (do_recv_completion(fd, domain)) {}
+ sends_since_notify = 0;
}
/* Wait for all remaining completions on the errqueue */
@@ -549,6 +553,9 @@ static void do_tx(int domain, int type, int protocol)
else
do_sendmsg(fd, &msg, cfg_zerocopy, domain);
+ if (cfg_zerocopy && sends_since_notify >= cfg_notification_limit)
+ do_recv_completions(fd, domain);
+
while (!do_poll(fd, POLLOUT)) {
if (cfg_zerocopy)
do_recv_completions(fd, domain);
@@ -708,7 +715,7 @@ static void parse_opts(int argc, char **argv)
cfg_payload_len = max_payload_len;
- while ((c = getopt(argc, argv, "46c:C:D:i:mp:rs:S:t:vz")) != -1) {
+ while ((c = getopt(argc, argv, "46c:C:D:i:l:mp:rs:S:t:vz")) != -1) {
switch (c) {
case '4':
if (cfg_family != PF_UNSPEC)
@@ -736,6 +743,9 @@ static void parse_opts(int argc, char **argv)
if (cfg_ifindex == 0)
error(1, errno, "invalid iface: %s", optarg);
break;
+ case 'l':
+ cfg_notification_limit = strtoul(optarg, NULL, 0);
+ break;
case 'm':
cfg_cork_mixed = true;
break;
