diff --git a/Makefile b/Makefile
index 7dbddd98e441..ebeab12f249a 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 10
-SUBLEVEL = 228
+SUBLEVEL = 229
EXTRAVERSION =
NAME = Dare mighty things
diff --git a/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts b/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts
index 3dfce4312dfc..a2ef43c2105a 100644
--- a/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts
+++ b/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts
@@ -77,7 +77,7 @@ &gpio {
};
&hdmi {
- hpd-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>;
+ hpd-gpios = <&expgpio 0 GPIO_ACTIVE_LOW>;
power-domains = <&power RPI_POWER_DOMAIN_HDMI>;
status = "okay";
};
diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
index 485b7dbd4f9e..96dcddc358c7 100644
--- a/arch/arm64/Makefile
+++ b/arch/arm64/Makefile
@@ -10,7 +10,7 @@
#
# Copyright (C) 1995-2001 by Russell King
-LDFLAGS_vmlinux :=--no-undefined -X
+LDFLAGS_vmlinux :=--no-undefined -X --pic-veneer
ifeq ($(CONFIG_RELOCATABLE), y)
# Pass --no-apply-dynamic-relocs to restore pre-binutils-2.27 behaviour
diff --git a/arch/arm64/include/asm/uprobes.h b/arch/arm64/include/asm/uprobes.h
index 315eef654e39..014b02897f8e 100644
--- a/arch/arm64/include/asm/uprobes.h
+++ b/arch/arm64/include/asm/uprobes.h
@@ -10,21 +10,19 @@
#include <asm/insn.h>
#include <asm/probes.h>
-#define MAX_UINSN_BYTES AARCH64_INSN_SIZE
-
-#define UPROBE_SWBP_INSN BRK64_OPCODE_UPROBES
+#define UPROBE_SWBP_INSN cpu_to_le32(BRK64_OPCODE_UPROBES)
#define UPROBE_SWBP_INSN_SIZE AARCH64_INSN_SIZE
-#define UPROBE_XOL_SLOT_BYTES MAX_UINSN_BYTES
+#define UPROBE_XOL_SLOT_BYTES AARCH64_INSN_SIZE
-typedef u32 uprobe_opcode_t;
+typedef __le32 uprobe_opcode_t;
struct arch_uprobe_task {
};
struct arch_uprobe {
union {
- u8 insn[MAX_UINSN_BYTES];
- u8 ixol[MAX_UINSN_BYTES];
+ __le32 insn;
+ __le32 ixol;
};
struct arch_probe_insn api;
bool simulate;
diff --git a/arch/arm64/kernel/probes/uprobes.c b/arch/arm64/kernel/probes/uprobes.c
index 2c247634552b..8a02c549e57f 100644
--- a/arch/arm64/kernel/probes/uprobes.c
+++ b/arch/arm64/kernel/probes/uprobes.c
@@ -42,7 +42,7 @@ int arch_uprobe_analyze_insn(struct arch_uprobe *auprobe, struct mm_struct *mm,
else if (!IS_ALIGNED(addr, AARCH64_INSN_SIZE))
return -EINVAL;
- insn = *(probe_opcode_t *)(&auprobe->insn[0]);
+ insn = le32_to_cpu(auprobe->insn);
switch (arm_probe_decode_insn(insn, &auprobe->api)) {
case INSN_REJECTED:
@@ -108,7 +108,7 @@ bool arch_uprobe_skip_sstep(struct arch_uprobe *auprobe, struct pt_regs *regs)
if (!auprobe->simulate)
return false;
- insn = *(probe_opcode_t *)(&auprobe->insn[0]);
+ insn = le32_to_cpu(auprobe->insn);
addr = instruction_pointer(regs);
if (auprobe->api.handler)
diff --git a/arch/riscv/kernel/asm-offsets.c b/arch/riscv/kernel/asm-offsets.c
index 877ff65b4e13..a3d4317309d4 100644
--- a/arch/riscv/kernel/asm-offsets.c
+++ b/arch/riscv/kernel/asm-offsets.c
@@ -4,8 +4,6 @@
* Copyright (C) 2017 SiFive
*/
-#define GENERATING_ASM_OFFSETS
-
#include <linux/kbuild.h>
#include <linux/sched.h>
#include <asm/thread_info.h>
diff --git a/arch/riscv/kernel/cpu-hotplug.c b/arch/riscv/kernel/cpu-hotplug.c
index df84e0c13db1..0e948e87bd81 100644
--- a/arch/riscv/kernel/cpu-hotplug.c
+++ b/arch/riscv/kernel/cpu-hotplug.c
@@ -69,7 +69,7 @@ void __cpu_die(unsigned int cpu)
if (cpu_ops[cpu]->cpu_is_stopped)
ret = cpu_ops[cpu]->cpu_is_stopped(cpu);
if (ret)
- pr_warn("CPU%d may not have stopped: %d\n", cpu, ret);
+ pr_warn("CPU%u may not have stopped: %d\n", cpu, ret);
}
/*
diff --git a/arch/riscv/kernel/efi-header.S b/arch/riscv/kernel/efi-header.S
index 8e733aa48ba6..c306f3a6a800 100644
--- a/arch/riscv/kernel/efi-header.S
+++ b/arch/riscv/kernel/efi-header.S
@@ -59,7 +59,7 @@ extra_header_fields:
.long efi_header_end - _start // SizeOfHeaders
.long 0 // CheckSum
.short IMAGE_SUBSYSTEM_EFI_APPLICATION // Subsystem
- .short 0 // DllCharacteristics
+ .short IMAGE_DLL_CHARACTERISTICS_NX_COMPAT // DllCharacteristics
.quad 0 // SizeOfStackReserve
.quad 0 // SizeOfStackCommit
.quad 0 // SizeOfHeapReserve
diff --git a/arch/riscv/kernel/traps_misaligned.c b/arch/riscv/kernel/traps_misaligned.c
index b246c3dc6993..d548d6992d98 100644
--- a/arch/riscv/kernel/traps_misaligned.c
+++ b/arch/riscv/kernel/traps_misaligned.c
@@ -131,8 +131,6 @@
#define REG_PTR(insn, pos, regs) \
(ulong *)((ulong)(regs) + REG_OFFSET(insn, pos))
-#define GET_RM(insn) (((insn) >> 12) & 7)
-
#define GET_RS1(insn, regs) (*REG_PTR(insn, SH_RS1, regs))
#define GET_RS2(insn, regs) (*REG_PTR(insn, SH_RS2, regs))
#define GET_RS1S(insn, regs) (*REG_PTR(RVC_RS1S(insn), 0, regs))
diff --git a/arch/riscv/kernel/vdso/Makefile b/arch/riscv/kernel/vdso/Makefile
index f4ac7ff56bce..53fe5e2ab32e 100644
--- a/arch/riscv/kernel/vdso/Makefile
+++ b/arch/riscv/kernel/vdso/Makefile
@@ -18,6 +18,7 @@ obj-vdso = $(patsubst %, %.o, $(vdso-syms)) note.o
ccflags-y := -fno-stack-protector
ccflags-y += -DDISABLE_BRANCH_PROFILING
+ccflags-y += -fno-builtin
ifneq ($(c-gettimeofday-y),)
CFLAGS_vgettimeofday.o += -fPIC -include $(c-gettimeofday-y)
diff --git a/arch/s390/include/asm/perf_event.h b/arch/s390/include/asm/perf_event.h
index b9da71632827..ea340b901839 100644
--- a/arch/s390/include/asm/perf_event.h
+++ b/arch/s390/include/asm/perf_event.h
@@ -75,6 +75,7 @@ struct perf_sf_sde_regs {
#define SAMPLE_FREQ_MODE(hwc) (SAMPL_FLAGS(hwc) & PERF_CPUM_SF_FREQ_MODE)
#define perf_arch_fetch_caller_regs(regs, __ip) do { \
+ (regs)->psw.mask = 0; \
(regs)->psw.addr = (__ip); \
(regs)->gprs[15] = (unsigned long)__builtin_frame_address(0) - \
offsetof(struct stack_frame, back_chain); \
diff --git a/arch/s390/kvm/gaccess.c b/arch/s390/kvm/gaccess.c
index b9f85b2dc053..5a880e254524 100644
--- a/arch/s390/kvm/gaccess.c
+++ b/arch/s390/kvm/gaccess.c
@@ -794,46 +794,102 @@ static int low_address_protection_enabled(struct kvm_vcpu *vcpu,
return 1;
}
-static int guest_page_range(struct kvm_vcpu *vcpu, unsigned long ga, u8 ar,
- unsigned long *pages, unsigned long nr_pages,
- const union asce asce, enum gacc_mode mode)
+/**
+ * guest_range_to_gpas() - Calculate guest physical addresses of page fragments
+ * covering a logical range
+ * @vcpu: virtual cpu
+ * @ga: guest address, start of range
+ * @ar: access register
+ * @gpas: output argument, may be NULL
+ * @len: length of range in bytes
+ * @asce: address-space-control element to use for translation
+ * @mode: access mode
+ *
+ * Translate a logical range to a series of guest absolute addresses,
+ * such that the concatenation of page fragments starting at each gpa make up
+ * the whole range.
+ * The translation is performed as if done by the cpu for the given @asce, @ar,
+ * @mode and state of the @vcpu.
+ * If the translation causes an exception, its program interruption code is
+ * returned and the &struct kvm_s390_pgm_info pgm member of @vcpu is modified
+ * such that a subsequent call to kvm_s390_inject_prog_vcpu() will inject
+ * a correct exception into the guest.
+ * The resulting gpas are stored into @gpas, unless it is NULL.
+ *
+ * Note: All fragments except the first one start at the beginning of a page.
+ * When deriving the boundaries of a fragment from a gpa, all but the last
+ * fragment end at the end of the page.
+ *
+ * Return:
+ * * 0 - success
+ * * <0 - translation could not be performed, for example if guest
+ * memory could not be accessed
+ * * >0 - an access exception occurred. In this case the returned value
+ * is the program interruption code and the contents of pgm may
+ * be used to inject an exception into the guest.
+ */
+static int guest_range_to_gpas(struct kvm_vcpu *vcpu, unsigned long ga, u8 ar,
+ unsigned long *gpas, unsigned long len,
+ const union asce asce, enum gacc_mode mode)
{
psw_t *psw = &vcpu->arch.sie_block->gpsw;
+ unsigned int offset = offset_in_page(ga);
+ unsigned int fragment_len;
int lap_enabled, rc = 0;
enum prot_type prot;
+ unsigned long gpa;
lap_enabled = low_address_protection_enabled(vcpu, asce);
- while (nr_pages) {
+ while (min(PAGE_SIZE - offset, len) > 0) {
+ fragment_len = min(PAGE_SIZE - offset, len);
ga = kvm_s390_logical_to_effective(vcpu, ga);
if (mode == GACC_STORE && lap_enabled && is_low_address(ga))
return trans_exc(vcpu, PGM_PROTECTION, ga, ar, mode,
PROT_TYPE_LA);
- ga &= PAGE_MASK;
if (psw_bits(*psw).dat) {
- rc = guest_translate(vcpu, ga, pages, asce, mode, &prot);
+ rc = guest_translate(vcpu, ga, &gpa, asce, mode, &prot);
if (rc < 0)
return rc;
} else {
- *pages = kvm_s390_real_to_abs(vcpu, ga);
- if (kvm_is_error_gpa(vcpu->kvm, *pages))
+ gpa = kvm_s390_real_to_abs(vcpu, ga);
+ if (kvm_is_error_gpa(vcpu->kvm, gpa))
rc = PGM_ADDRESSING;
}
if (rc)
return trans_exc(vcpu, rc, ga, ar, mode, prot);
- ga += PAGE_SIZE;
- pages++;
- nr_pages--;
+ if (gpas)
+ *gpas++ = gpa;
+ offset = 0;
+ ga += fragment_len;
+ len -= fragment_len;
}
return 0;
}
+static int access_guest_page(struct kvm *kvm, enum gacc_mode mode, gpa_t gpa,
+ void *data, unsigned int len)
+{
+ const unsigned int offset = offset_in_page(gpa);
+ const gfn_t gfn = gpa_to_gfn(gpa);
+ int rc;
+
+ if (!gfn_to_memslot(kvm, gfn))
+ return PGM_ADDRESSING;
+ if (mode == GACC_STORE)
+ rc = kvm_write_guest_page(kvm, gfn, data, offset, len);
+ else
+ rc = kvm_read_guest_page(kvm, gfn, data, offset, len);
+ return rc;
+}
+
int access_guest(struct kvm_vcpu *vcpu, unsigned long ga, u8 ar, void *data,
unsigned long len, enum gacc_mode mode)
{
psw_t *psw = &vcpu->arch.sie_block->gpsw;
- unsigned long _len, nr_pages, gpa, idx;
- unsigned long pages_array[2];
- unsigned long *pages;
+ unsigned long nr_pages, idx;
+ unsigned long gpa_array[2];
+ unsigned int fragment_len;
+ unsigned long *gpas;
int need_ipte_lock;
union asce asce;
int rc;
@@ -845,50 +901,45 @@ int access_guest(struct kvm_vcpu *vcpu, unsigned long ga, u8 ar, void *data,
if (rc)
return rc;
nr_pages = (((ga & ~PAGE_MASK) + len - 1) >> PAGE_SHIFT) + 1;
- pages = pages_array;
- if (nr_pages > ARRAY_SIZE(pages_array))
- pages = vmalloc(array_size(nr_pages, sizeof(unsigned long)));
- if (!pages)
+ gpas = gpa_array;
+ if (nr_pages > ARRAY_SIZE(gpa_array))
+ gpas = vmalloc(array_size(nr_pages, sizeof(unsigned long)));
+ if (!gpas)
return -ENOMEM;
need_ipte_lock = psw_bits(*psw).dat && !asce.r;
if (need_ipte_lock)
ipte_lock(vcpu);
- rc = guest_page_range(vcpu, ga, ar, pages, nr_pages, asce, mode);
+ rc = guest_range_to_gpas(vcpu, ga, ar, gpas, len, asce, mode);
for (idx = 0; idx < nr_pages && !rc; idx++) {
- gpa = *(pages + idx) + (ga & ~PAGE_MASK);
- _len = min(PAGE_SIZE - (gpa & ~PAGE_MASK), len);
- if (mode == GACC_STORE)
- rc = kvm_write_guest(vcpu->kvm, gpa, data, _len);
- else
- rc = kvm_read_guest(vcpu->kvm, gpa, data, _len);
- len -= _len;
- ga += _len;
- data += _len;
+ fragment_len = min(PAGE_SIZE - offset_in_page(gpas[idx]), len);
+ rc = access_guest_page(vcpu->kvm, mode, gpas[idx], data, fragment_len);
+ len -= fragment_len;
+ data += fragment_len;
}
if (need_ipte_lock)
ipte_unlock(vcpu);
- if (nr_pages > ARRAY_SIZE(pages_array))
- vfree(pages);
+ if (nr_pages > ARRAY_SIZE(gpa_array))
+ vfree(gpas);
return rc;
}
int access_guest_real(struct kvm_vcpu *vcpu, unsigned long gra,
void *data, unsigned long len, enum gacc_mode mode)
{
- unsigned long _len, gpa;
+ unsigned int fragment_len;
+ unsigned long gpa;
int rc = 0;
while (len && !rc) {
gpa = kvm_s390_real_to_abs(vcpu, gra);
- _len = min(PAGE_SIZE - (gpa & ~PAGE_MASK), len);
- if (mode)
- rc = write_guest_abs(vcpu, gpa, data, _len);
- else
- rc = read_guest_abs(vcpu, gpa, data, _len);
- len -= _len;
- gra += _len;
- data += _len;
+ fragment_len = min(PAGE_SIZE - offset_in_page(gpa), len);
+ rc = access_guest_page(vcpu->kvm, mode, gpa, data, fragment_len);
+ len -= fragment_len;
+ gra += fragment_len;
+ data += fragment_len;
}
+ if (rc > 0)
+ vcpu->arch.pgm.code = rc;
return rc;
}
@@ -904,8 +955,6 @@ int access_guest_real(struct kvm_vcpu *vcpu, unsigned long gra,
int guest_translate_address(struct kvm_vcpu *vcpu, unsigned long gva, u8 ar,
unsigned long *gpa, enum gacc_mode mode)
{
- psw_t *psw = &vcpu->arch.sie_block->gpsw;
- enum prot_type prot;
union asce asce;
int rc;
@@ -913,23 +962,7 @@ int guest_translate_address(struct kvm_vcpu *vcpu, unsigned long gva, u8 ar,
rc = get_vcpu_asce(vcpu, &asce, gva, ar, mode);
if (rc)
return rc;
- if (is_low_address(gva) && low_address_protection_enabled(vcpu, asce)) {
- if (mode == GACC_STORE)
- return trans_exc(vcpu, PGM_PROTECTION, gva, 0,
- mode, PROT_TYPE_LA);
- }
-
- if (psw_bits(*psw).dat && !asce.r) { /* Use DAT? */
- rc = guest_translate(vcpu, gva, gpa, asce, mode, &prot);
- if (rc > 0)
- return trans_exc(vcpu, rc, gva, 0, mode, prot);
- } else {
- *gpa = kvm_s390_real_to_abs(vcpu, gva);
- if (kvm_is_error_gpa(vcpu->kvm, *gpa))
- return trans_exc(vcpu, rc, gva, PGM_ADDRESSING, mode, 0);
- }
-
- return rc;
+ return guest_range_to_gpas(vcpu, gva, ar, gpa, 1, asce, mode);
}
/**
@@ -938,17 +971,14 @@ int guest_translate_address(struct kvm_vcpu *vcpu, unsigned long gva, u8 ar,
int check_gva_range(struct kvm_vcpu *vcpu, unsigned long gva, u8 ar,
unsigned long length, enum gacc_mode mode)
{
- unsigned long gpa;
- unsigned long currlen;
+ union asce asce;
int rc = 0;
+ rc = get_vcpu_asce(vcpu, &asce, gva, ar, mode);
+ if (rc)
+ return rc;
ipte_lock(vcpu);
- while (length > 0 && !rc) {
- currlen = min(length, PAGE_SIZE - (gva % PAGE_SIZE));
- rc = guest_translate_address(vcpu, gva, ar, &gpa, mode);
- gva += currlen;
- length -= currlen;
- }
+ rc = guest_range_to_gpas(vcpu, gva, ar, NULL, length, asce, mode);
ipte_unlock(vcpu);
return rc;
diff --git a/arch/s390/kvm/gaccess.h b/arch/s390/kvm/gaccess.h
index 7c72a5e3449f..8ed2d6c7404f 100644
--- a/arch/s390/kvm/gaccess.h
+++ b/arch/s390/kvm/gaccess.h
@@ -344,11 +344,12 @@ int read_guest_abs(struct kvm_vcpu *vcpu, unsigned long gpa, void *data,
* @len: number of bytes to copy
*
* Copy @len bytes from @data (kernel space) to @gra (guest real address).
- * It is up to the caller to ensure that the entire guest memory range is
- * valid memory before calling this function.
* Guest low address and key protection are not checked.
*
- * Returns zero on success or -EFAULT on error.
+ * Returns zero on success, -EFAULT when copying from @data failed, or
+ * PGM_ADRESSING in case @gra is outside a memslot. In this case, pgm check info
+ * is also stored to allow injecting into the guest (if applicable) using
+ * kvm_s390_inject_prog_cond().
*
* If an error occurs data may have been copied partially to guest memory.
*/
@@ -367,11 +368,12 @@ int write_guest_real(struct kvm_vcpu *vcpu, unsigned long gra, void *data,
* @len: number of bytes to copy
*
* Copy @len bytes from @gra (guest real address) to @data (kernel space).
- * It is up to the caller to ensure that the entire guest memory range is
- * valid memory before calling this function.
* Guest key protection is not checked.
*
- * Returns zero on success or -EFAULT on error.
+ * Returns zero on success, -EFAULT when copying to @data failed, or
+ * PGM_ADRESSING in case @gra is outside a memslot. In this case, pgm check info
+ * is also stored to allow injecting into the guest (if applicable) using
+ * kvm_s390_inject_prog_cond().
*
* If an error occurs data may have been copied partially to kernel space.
*/
diff --git a/arch/x86/include/asm/nospec-branch.h b/arch/x86/include/asm/nospec-branch.h
index 87e1ff064025..7978d5fe1ce6 100644
--- a/arch/x86/include/asm/nospec-branch.h
+++ b/arch/x86/include/asm/nospec-branch.h
@@ -199,7 +199,16 @@
*/
.macro CLEAR_CPU_BUFFERS
ALTERNATIVE "jmp .Lskip_verw_\@", "", X86_FEATURE_CLEAR_CPU_BUF
- verw _ASM_RIP(mds_verw_sel)
+#ifdef CONFIG_X86_64
+ verw mds_verw_sel(%rip)
+#else
+ /*
+ * In 32bit mode, the memory operand must be a %cs reference. The data
+ * segments may not be usable (vm86 mode), and the stack segment may not
+ * be flat (ESPFIX32).
+ */
+ verw %cs:mds_verw_sel
+#endif
.Lskip_verw_\@:
.endm
diff --git a/arch/x86/kvm/svm/nested.c b/arch/x86/kvm/svm/nested.c
index e7feaa7910ab..3e59df2ebc97 100644
--- a/arch/x86/kvm/svm/nested.c
+++ b/arch/x86/kvm/svm/nested.c
@@ -75,8 +75,12 @@ static u64 nested_svm_get_tdp_pdptr(struct kvm_vcpu *vcpu, int index)
u64 pdpte;
int ret;
+ /*
+ * Note, nCR3 is "assumed" to be 32-byte aligned, i.e. the CPU ignores
+ * nCR3[4:0] when loading PDPTEs from memory.
+ */
ret = kvm_vcpu_read_guest_page(vcpu, gpa_to_gfn(cr3), &pdpte,
- offset_in_page(cr3) + index * 8, 8);
+ (cr3 & GENMASK(11, 5)) + index * 8, 8);
if (ret)
return 0;
return pdpte;
diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index 515e3c1a5475..c1600e3ac333 100644
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -2774,10 +2774,12 @@ void bfq_release_process_ref(struct bfq_data *bfqd, struct bfq_queue *bfqq)
bfq_put_queue(bfqq);
}
-static void
-bfq_merge_bfqqs(struct bfq_data *bfqd, struct bfq_io_cq *bic,
- struct bfq_queue *bfqq, struct bfq_queue *new_bfqq)
+static struct bfq_queue *bfq_merge_bfqqs(struct bfq_data *bfqd,
+ struct bfq_io_cq *bic,
+ struct bfq_queue *bfqq)
{
+ struct bfq_queue *new_bfqq = bfqq->new_bfqq;
+
bfq_log_bfqq(bfqd, bfqq, "merging with queue %lu",
(unsigned long)new_bfqq->pid);
/* Save weight raising and idle window of the merged queues */
@@ -2845,6 +2847,8 @@ bfq_merge_bfqqs(struct bfq_data *bfqd, struct bfq_io_cq *bic,
new_bfqq->pid = -1;
bfqq->bic = NULL;
bfq_release_process_ref(bfqd, bfqq);
+
+ return new_bfqq;
}
static bool bfq_allow_bio_merge(struct request_queue *q, struct request *rq,
@@ -2880,14 +2884,8 @@ static bool bfq_allow_bio_merge(struct request_queue *q, struct request *rq,
* fulfilled, i.e., bic can be redirected to new_bfqq
* and bfqq can be put.
*/
- bfq_merge_bfqqs(bfqd, bfqd->bio_bic, bfqq,
- new_bfqq);
- /*
- * If we get here, bio will be queued into new_queue,
- * so use new_bfqq to decide whether bio and rq can be
- * merged.
- */
- bfqq = new_bfqq;
+ while (bfqq != new_bfqq)
+ bfqq = bfq_merge_bfqqs(bfqd, bfqd->bio_bic, bfqq);
/*
* Change also bqfd->bio_bfqq, as
@@ -5444,6 +5442,7 @@ static bool __bfq_insert_request(struct bfq_data *bfqd, struct request *rq)
bool waiting, idle_timer_disabled = false;
if (new_bfqq) {
+ struct bfq_queue *old_bfqq = bfqq;
/*
* Release the request's reference to the old bfqq
* and make sure one is taken to the shared queue.
@@ -5459,18 +5458,18 @@ static bool __bfq_insert_request(struct bfq_data *bfqd, struct request *rq)
* then complete the merge and redirect it to
* new_bfqq.
*/
- if (bic_to_bfqq(RQ_BIC(rq), 1) == bfqq)
- bfq_merge_bfqqs(bfqd, RQ_BIC(rq),
- bfqq, new_bfqq);
+ if (bic_to_bfqq(RQ_BIC(rq), 1) == bfqq) {
+ while (bfqq != new_bfqq)
+ bfqq = bfq_merge_bfqqs(bfqd, RQ_BIC(rq), bfqq);
+ }
- bfq_clear_bfqq_just_created(bfqq);
+ bfq_clear_bfqq_just_created(old_bfqq);
/*
* rq is about to be enqueued into new_bfqq,
* release rq reference on bfqq
*/
- bfq_put_queue(bfqq);
+ bfq_put_queue(old_bfqq);
rq->elv.priv[1] = new_bfqq;
- bfqq = new_bfqq;
}
bfq_update_io_thinktime(bfqd, bfqq);
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c
index 4861aad1a9e9..4b90dd928398 100644
--- a/drivers/acpi/button.c
+++ b/drivers/acpi/button.c
@@ -124,6 +124,17 @@ static const struct dmi_system_id dmi_lid_quirks[] = {
},
.driver_data = (void *)(long)ACPI_BUTTON_LID_INIT_OPEN,
},
+ {
+ /*
+ * Samsung galaxybook2 ,initial _LID device notification returns
+ * lid closed.
+ */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "750XED"),
+ },
+ .driver_data = (void *)(long)ACPI_BUTTON_LID_INIT_OPEN,
+ },
{}
};
diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index 520acfcbf9db..01e91a7451b0 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -507,6 +507,13 @@ static const struct dmi_system_id asus_laptop[] = {
DMI_MATCH(DMI_BOARD_NAME, "GMxHGxx"),
},
},
+ {
+ /* LG Electronics 16T90SP */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LG Electronics"),
+ DMI_MATCH(DMI_BOARD_NAME, "16T90SP"),
+ },
+ },
{ }
};
diff --git a/drivers/base/core.c b/drivers/base/core.c
index b81fd39226ca..b13a60de5a86 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -25,7 +25,6 @@
#include <linux/mutex.h>
#include <linux/pm_runtime.h>
#include <linux/netdevice.h>
-#include <linux/rcupdate.h>
#include <linux/sched/signal.h>
#include <linux/sched/mm.h>
#include <linux/sysfs.h>
@@ -1910,7 +1909,6 @@ static int dev_uevent(struct kset *kset, struct kobject *kobj,
struct kobj_uevent_env *env)
{
struct device *dev = kobj_to_dev(kobj);
- struct device_driver *driver;
int retval = 0;
/* add device node properties if present */
@@ -1939,12 +1937,8 @@ static int dev_uevent(struct kset *kset, struct kobject *kobj,
if (dev->type && dev->type->name)
add_uevent_var(env, "DEVTYPE=%s", dev->type->name);
- /* Synchronize with module_remove_driver() */
- rcu_read_lock();
- driver = READ_ONCE(dev->driver);
- if (driver)
- add_uevent_var(env, "DRIVER=%s", driver->name);
- rcu_read_unlock();
+ if (dev->driver)
+ add_uevent_var(env, "DRIVER=%s", dev->driver->name);
/* Add common DT information about the device */
of_device_uevent(dev, env);
@@ -2014,8 +2008,11 @@ static ssize_t uevent_show(struct device *dev, struct device_attribute *attr,
if (!env)
return -ENOMEM;
+ /* Synchronize with really_probe() */
+ device_lock(dev);
/* let the kset specific function add its keys */
retval = kset->uevent_ops->uevent(kset, &dev->kobj, env);
+ device_unlock(dev);
if (retval)
goto out;
diff --git a/drivers/base/module.c b/drivers/base/module.c
index 851cc5367c04..46ad4d636731 100644
--- a/drivers/base/module.c
+++ b/drivers/base/module.c
@@ -7,7 +7,6 @@
#include <linux/errno.h>
#include <linux/slab.h>
#include <linux/string.h>
-#include <linux/rcupdate.h>
#include "base.h"
static char *make_driver_name(struct device_driver *drv)
@@ -78,9 +77,6 @@ void module_remove_driver(struct device_driver *drv)
if (!drv)
return;
- /* Synchronize with dev_uevent() */
- synchronize_rcu();
-
sysfs_remove_link(&drv->p->kobj, "module");
if (drv->owner)
diff --git a/drivers/firmware/arm_sdei.c b/drivers/firmware/arm_sdei.c
index 68e55ca7491e..b160851c524c 100644
--- a/drivers/firmware/arm_sdei.c
+++ b/drivers/firmware/arm_sdei.c
@@ -764,7 +764,7 @@ static int sdei_device_freeze(struct device *dev)
int err;
/* unregister private events */
- cpuhp_remove_state(sdei_entry_point);
+ cpuhp_remove_state(sdei_hp_state);
err = sdei_unregister_shared();
if (err)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
index 165b02e267b0..77886e79d75d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
@@ -87,6 +87,7 @@ static union acpi_object *amdgpu_atif_call(struct amdgpu_atif *atif,
struct acpi_buffer *params)
{
acpi_status status;
+ union acpi_object *obj;
union acpi_object atif_arg_elements[2];
struct acpi_object_list atif_arg;
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
@@ -109,16 +110,24 @@ static union acpi_object *amdgpu_atif_call(struct amdgpu_atif *atif,
status = acpi_evaluate_object(atif->handle, NULL, &atif_arg,
&buffer);
+ obj = (union acpi_object *)buffer.pointer;
- /* Fail only if calling the method fails and ATIF is supported */
+ /* Fail if calling the method fails and ATIF is supported */
if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) {
DRM_DEBUG_DRIVER("failed to evaluate ATIF got %s\n",
acpi_format_exception(status));
- kfree(buffer.pointer);
+ kfree(obj);
return NULL;
}
- return buffer.pointer;
+ if (obj->type != ACPI_TYPE_BUFFER) {
+ DRM_DEBUG_DRIVER("bad object returned from ATIF: %d\n",
+ obj->type);
+ kfree(obj);
+ return NULL;
+ }
+
+ return obj;
}
/**
diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c b/drivers/gpu/drm/drm_gem_shmem_helper.c
index e8f07305e279..37f347f39c88 100644
--- a/drivers/gpu/drm/drm_gem_shmem_helper.c
+++ b/drivers/gpu/drm/drm_gem_shmem_helper.c
@@ -17,6 +17,8 @@
#include <drm/drm_prime.h>
#include <drm/drm_print.h>
+#include "../../../mm/internal.h" /* is_cow_mapping() */
+
/**
* DOC: overview
*
@@ -630,6 +632,9 @@ int drm_gem_shmem_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
return ret;
}
+ if (is_cow_mapping(vma->vm_flags))
+ return -EINVAL;
+
shmem = to_drm_gem_shmem_obj(obj);
ret = drm_gem_shmem_get_pages(shmem);
diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c
index 1e9842aac4dc..107a98484f50 100644
--- a/drivers/gpu/drm/drm_mipi_dsi.c
+++ b/drivers/gpu/drm/drm_mipi_dsi.c
@@ -221,7 +221,7 @@ mipi_dsi_device_register_full(struct mipi_dsi_host *host,
return dsi;
}
- device_set_node(&dsi->dev, of_fwnode_handle(info->node));
+ dsi->dev.of_node = info->node;
dsi->channel = info->channel;
strlcpy(dsi->name, info->type, sizeof(dsi->name));
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c
index fb7792ca39e2..b69099b533bf 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_host.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_host.c
@@ -685,7 +685,7 @@ static u32 dsi_get_pclk_rate(struct msm_dsi_host *msm_host, bool is_dual_dsi)
struct drm_display_mode *mode = msm_host->mode;
u32 pclk_rate;
- pclk_rate = mode->clock * 1000;
+ pclk_rate = mode->clock * 1000u;
/*
* For dual DSI mode, the current DRM mode has the complete width of the
diff --git a/drivers/gpu/drm/vboxvideo/hgsmi_base.c b/drivers/gpu/drm/vboxvideo/hgsmi_base.c
index 361d3193258e..7edc9cf6a606 100644
--- a/drivers/gpu/drm/vboxvideo/hgsmi_base.c
+++ b/drivers/gpu/drm/vboxvideo/hgsmi_base.c
@@ -135,7 +135,15 @@ int hgsmi_update_pointer_shape(struct gen_pool *ctx, u32 flags,
flags |= VBOX_MOUSE_POINTER_VISIBLE;
}
- p = hgsmi_buffer_alloc(ctx, sizeof(*p) + pixel_len, HGSMI_CH_VBVA,
+ /*
+ * The 4 extra bytes come from switching struct vbva_mouse_pointer_shape
+ * from having a 4 bytes fixed array at the end to using a proper VLA
+ * at the end. These 4 extra bytes were not subtracted from sizeof(*p)
+ * before the switch to the VLA, so this way the behavior is unchanged.
+ * Chances are these 4 extra bytes are not necessary but they are kept
+ * to avoid regressions.
+ */
+ p = hgsmi_buffer_alloc(ctx, sizeof(*p) + pixel_len + 4, HGSMI_CH_VBVA,
VBVA_MOUSE_POINTER_SHAPE);
if (!p)
return -ENOMEM;
diff --git a/drivers/gpu/drm/vboxvideo/vboxvideo.h b/drivers/gpu/drm/vboxvideo/vboxvideo.h
index a5de40fe1a76..bed285fe083c 100644
--- a/drivers/gpu/drm/vboxvideo/vboxvideo.h
+++ b/drivers/gpu/drm/vboxvideo/vboxvideo.h
@@ -351,10 +351,8 @@ struct vbva_mouse_pointer_shape {
* Bytes in the gap between the AND and the XOR mask are undefined.
* XOR mask scanlines have no gap between them and size of XOR mask is:
* xor_len = width * 4 * height.
- *
- * Preallocate 4 bytes for accessing actual data as p->data.
*/
- u8 data[4];
+ u8 data[];
} __packed;
/* pointer is visible */
diff --git a/drivers/iio/light/veml6030.c b/drivers/iio/light/veml6030.c
index f859cdb3094c..686b2520d6b0 100644
--- a/drivers/iio/light/veml6030.c
+++ b/drivers/iio/light/veml6030.c
@@ -522,7 +522,7 @@ static int veml6030_read_raw(struct iio_dev *indio_dev,
}
if (mask == IIO_CHAN_INFO_PROCESSED) {
*val = (reg * data->cur_resolution) / 10000;
- *val2 = (reg * data->cur_resolution) % 10000;
+ *val2 = (reg * data->cur_resolution) % 10000 * 100;
return IIO_VAL_INT_PLUS_MICRO;
}
*val = reg;
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_fp.c b/drivers/infiniband/hw/bnxt_re/qplib_fp.c
index d44b6a5c90b5..5f79371a1386 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_fp.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_fp.c
@@ -1476,9 +1476,11 @@ int bnxt_qplib_destroy_qp(struct bnxt_qplib_res *res,
u32 tbl_indx;
int rc;
+ spin_lock_bh(&rcfw->tbl_lock);
tbl_indx = map_qp_id_to_tbl_indx(qp->id, rcfw);
rcfw->qp_tbl[tbl_indx].qp_id = BNXT_QPLIB_QP_ID_INVALID;
rcfw->qp_tbl[tbl_indx].qp_handle = NULL;
+ spin_unlock_bh(&rcfw->tbl_lock);
RCFW_CMD_PREP(req, DESTROY_QP, cmd_flags);
@@ -1486,8 +1488,10 @@ int bnxt_qplib_destroy_qp(struct bnxt_qplib_res *res,
rc = bnxt_qplib_rcfw_send_message(rcfw, (void *)&req,
(void *)&resp, NULL, 0);
if (rc) {
+ spin_lock_bh(&rcfw->tbl_lock);
rcfw->qp_tbl[tbl_indx].qp_id = qp->id;
rcfw->qp_tbl[tbl_indx].qp_handle = qp;
+ spin_unlock_bh(&rcfw->tbl_lock);
return rc;
}
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_fp.h b/drivers/infiniband/hw/bnxt_re/qplib_fp.h
index f112f013df7d..01cb48caa9db 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_fp.h
+++ b/drivers/infiniband/hw/bnxt_re/qplib_fp.h
@@ -167,7 +167,7 @@ struct bnxt_qplib_swqe {
};
u32 q_key;
u32 dst_qp;
- u16 avid;
+ u32 avid;
} send;
/* Send Raw Ethernet and QP1 */
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
index 2b0c3a86293c..0d61a1563f48 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
@@ -245,7 +245,7 @@ int bnxt_qplib_rcfw_send_message(struct bnxt_qplib_rcfw *rcfw,
/* failed with status */
dev_err(&rcfw->pdev->dev, "cmdq[%#x]=%#x status %#x\n",
cookie, opcode, evnt->status);
- rc = -EFAULT;
+ rc = -EIO;
}
return rc;
@@ -316,17 +316,21 @@ static int bnxt_qplib_process_qp_event(struct bnxt_qplib_rcfw *rcfw,
case CREQ_QP_EVENT_EVENT_QP_ERROR_NOTIFICATION:
err_event = (struct creq_qp_error_notification *)qp_event;
qp_id = le32_to_cpu(err_event->xid);
+ spin_lock(&rcfw->tbl_lock);
tbl_indx = map_qp_id_to_tbl_indx(qp_id, rcfw);
qp = rcfw->qp_tbl[tbl_indx].qp_handle;
+ if (!qp) {
+ spin_unlock(&rcfw->tbl_lock);
+ break;
+ }
+ bnxt_qplib_mark_qp_error(qp);
+ rc = rcfw->creq.aeq_handler(rcfw, qp_event, qp);
+ spin_unlock(&rcfw->tbl_lock);
dev_dbg(&pdev->dev, "Received QP error notification\n");
dev_dbg(&pdev->dev,
"qpid 0x%x, req_err=0x%x, resp_err=0x%x\n",
qp_id, err_event->req_err_state_reason,
err_event->res_err_state_reason);
- if (!qp)
- break;
- bnxt_qplib_mark_qp_error(qp);
- rc = rcfw->creq.aeq_handler(rcfw, qp_event, qp);
break;
default:
/*
@@ -627,6 +631,7 @@ int bnxt_qplib_alloc_rcfw_channel(struct bnxt_qplib_res *res,
GFP_KERNEL);
if (!rcfw->qp_tbl)
goto fail;
+ spin_lock_init(&rcfw->tbl_lock);
return 0;
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h
index 7df7170c80e0..69aa1a52c7f8 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h
+++ b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h
@@ -184,6 +184,8 @@ struct bnxt_qplib_rcfw {
struct bnxt_qplib_crsqe *crsqe_tbl;
int qp_tbl_size;
struct bnxt_qplib_qp_node *qp_tbl;
+ /* To synchronize the qp-handle hash table */
+ spinlock_t tbl_lock;
u64 oos_prev;
u32 init_oos_stats;
u32 cmdq_depth;
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_res.c b/drivers/infiniband/hw/bnxt_re/qplib_res.c
index 123ea759f282..af23e57fc78e 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_res.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_res.c
@@ -243,6 +243,8 @@ int bnxt_qplib_alloc_init_hwq(struct bnxt_qplib_hwq *hwq,
sginfo.pgsize = npde * pg_size;
sginfo.npages = 1;
rc = __alloc_pbl(res, &hwq->pbl[PBL_LVL_0], &sginfo);
+ if (rc)
+ goto fail;
/* Alloc PBL pages */
sginfo.npages = npbl;
@@ -254,22 +256,9 @@ int bnxt_qplib_alloc_init_hwq(struct bnxt_qplib_hwq *hwq,
dst_virt_ptr =
(dma_addr_t **)hwq->pbl[PBL_LVL_0].pg_arr;
src_phys_ptr = hwq->pbl[PBL_LVL_1].pg_map_arr;
- if (hwq_attr->type == HWQ_TYPE_MR) {
- /* For MR it is expected that we supply only 1 contigous
- * page i.e only 1 entry in the PDL that will contain
- * all the PBLs for the user supplied memory region
- */
- for (i = 0; i < hwq->pbl[PBL_LVL_1].pg_count;
- i++)
- dst_virt_ptr[0][i] = src_phys_ptr[i] |
- flag;
- } else {
- for (i = 0; i < hwq->pbl[PBL_LVL_1].pg_count;
- i++)
- dst_virt_ptr[PTR_PG(i)][PTR_IDX(i)] =
- src_phys_ptr[i] |
- PTU_PDE_VALID;
- }
+ for (i = 0; i < hwq->pbl[PBL_LVL_1].pg_count; i++)
+ dst_virt_ptr[0][i] = src_phys_ptr[i] | flag;
+
/* Alloc or init PTEs */
rc = __alloc_pbl(res, &hwq->pbl[PBL_LVL_2],
hwq_attr->sginfo);
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 95300b2e1ffe..b607c1782738 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -2086,7 +2086,7 @@ static int import_ep(struct c4iw_ep *ep, int iptype, __u8 *peer_ip,
err = -ENOMEM;
if (n->dev->flags & IFF_LOOPBACK) {
if (iptype == 4)
- pdev = ip_dev_find(&init_net, *(__be32 *)peer_ip);
+ pdev = __ip_dev_find(&init_net, *(__be32 *)peer_ip, false);
else if (IS_ENABLED(CONFIG_IPV6))
for_each_netdev(&init_net, pdev) {
if (ipv6_chk_addr(&init_net,
@@ -2101,12 +2101,12 @@ static int import_ep(struct c4iw_ep *ep, int iptype, __u8 *peer_ip,
err = -ENODEV;
goto out;
}
+ if (is_vlan_dev(pdev))
+ pdev = vlan_dev_real_dev(pdev);
ep->l2t = cxgb4_l2t_get(cdev->rdev.lldi.l2t,
n, pdev, rt_tos2priority(tos));
- if (!ep->l2t) {
- dev_put(pdev);
+ if (!ep->l2t)
goto out;
- }
ep->mtu = pdev->mtu;
ep->tx_chan = cxgb4_port_chan(pdev);
ep->smac_idx = ((struct port_info *)netdev_priv(pdev))->smt_idx;
@@ -2119,7 +2119,6 @@ static int import_ep(struct c4iw_ep *ep, int iptype, __u8 *peer_ip,
ep->rss_qid = cdev->rdev.lldi.rxq_ids[
cxgb4_port_idx(pdev) * step];
set_tcp_window(ep, (struct port_info *)netdev_priv(pdev));
- dev_put(pdev);
} else {
pdev = get_real_dev(n->dev);
ep->l2t = cxgb4_l2t_get(cdev->rdev.lldi.l2t,
diff --git a/drivers/infiniband/hw/cxgb4/provider.c b/drivers/infiniband/hw/cxgb4/provider.c
index 8138c57a1e43..2824511e20ad 100644
--- a/drivers/infiniband/hw/cxgb4/provider.c
+++ b/drivers/infiniband/hw/cxgb4/provider.c
@@ -472,6 +472,7 @@ static const struct ib_device_ops c4iw_dev_ops = {
.fill_res_cq_entry = c4iw_fill_res_cq_entry,
.fill_res_cm_id_entry = c4iw_fill_res_cm_id_entry,
.fill_res_mr_entry = c4iw_fill_res_mr_entry,
+ .fill_res_qp_entry = c4iw_fill_res_qp_entry,
.get_dev_fw_str = get_dev_fw_str,
.get_dma_mr = c4iw_get_dma_mr,
.get_hw_stats = c4iw_get_mib,
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index e3cc856e70e5..e0db91d1e749 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -3940,14 +3940,14 @@ static int __mlx5_ib_modify_qp(struct ib_qp *ibqp,
MLX5_SET(qpc, qpc, retry_count, attr->retry_cnt);
if (attr_mask & IB_QP_MAX_QP_RD_ATOMIC && attr->max_rd_atomic)
- MLX5_SET(qpc, qpc, log_sra_max, ilog2(attr->max_rd_atomic));
+ MLX5_SET(qpc, qpc, log_sra_max, fls(attr->max_rd_atomic - 1));
if (attr_mask & IB_QP_SQ_PSN)
MLX5_SET(qpc, qpc, next_send_psn, attr->sq_psn);
if (attr_mask & IB_QP_MAX_DEST_RD_ATOMIC && attr->max_dest_rd_atomic)
MLX5_SET(qpc, qpc, log_rra_max,
- ilog2(attr->max_dest_rd_atomic));
+ fls(attr->max_dest_rd_atomic - 1));
if (attr_mask & (IB_QP_ACCESS_FLAGS | IB_QP_MAX_DEST_RD_ATOMIC)) {
err = set_qpc_atomic_flags(qp, attr, attr_mask, qpc);
diff --git a/drivers/misc/sgi-gru/grukservices.c b/drivers/misc/sgi-gru/grukservices.c
index 0ea923fe6371..e2bdba474293 100644
--- a/drivers/misc/sgi-gru/grukservices.c
+++ b/drivers/misc/sgi-gru/grukservices.c
@@ -258,7 +258,6 @@ static int gru_get_cpu_resources(int dsr_bytes, void **cb, void **dsr)
int lcpu;
BUG_ON(dsr_bytes > GRU_NUM_KERNEL_DSR_BYTES);
- preempt_disable();
bs = gru_lock_kernel_context(-1);
lcpu = uv_blade_processor_id();
*cb = bs->kernel_cb + lcpu * GRU_HANDLE_STRIDE;
@@ -272,7 +271,6 @@ static int gru_get_cpu_resources(int dsr_bytes, void **cb, void **dsr)
static void gru_free_cpu_resources(void *cb, void *dsr)
{
gru_unlock_kernel_context(uv_numa_blade_id());
- preempt_enable();
}
/*
diff --git a/drivers/misc/sgi-gru/grumain.c b/drivers/misc/sgi-gru/grumain.c
index e2325e3d077e..4f7a0f847255 100644
--- a/drivers/misc/sgi-gru/grumain.c
+++ b/drivers/misc/sgi-gru/grumain.c
@@ -941,10 +941,8 @@ vm_fault_t gru_fault(struct vm_fault *vmf)
again:
mutex_lock(>s->ts_ctxlock);
- preempt_disable();
if (gru_check_context_placement(gts)) {
- preempt_enable();
mutex_unlock(>s->ts_ctxlock);
gru_unload_context(gts, 1);
return VM_FAULT_NOPAGE;
@@ -953,7 +951,6 @@ vm_fault_t gru_fault(struct vm_fault *vmf)
if (!gts->ts_gru) {
STAT(load_user_context);
if (!gru_assign_gru_context(gts)) {
- preempt_enable();
mutex_unlock(>s->ts_ctxlock);
set_current_state(TASK_INTERRUPTIBLE);
schedule_timeout(GRU_ASSIGN_DELAY); /* true hack ZZZ */
@@ -969,7 +966,6 @@ vm_fault_t gru_fault(struct vm_fault *vmf)
vma->vm_page_prot);
}
- preempt_enable();
mutex_unlock(>s->ts_ctxlock);
return VM_FAULT_NOPAGE;
diff --git a/drivers/misc/sgi-gru/grutlbpurge.c b/drivers/misc/sgi-gru/grutlbpurge.c
index 10921cd2608d..1107dd3e2e9f 100644
--- a/drivers/misc/sgi-gru/grutlbpurge.c
+++ b/drivers/misc/sgi-gru/grutlbpurge.c
@@ -65,7 +65,6 @@ static struct gru_tlb_global_handle *get_lock_tgh_handle(struct gru_state
struct gru_tlb_global_handle *tgh;
int n;
- preempt_disable();
if (uv_numa_blade_id() == gru->gs_blade_id)
n = get_on_blade_tgh(gru);
else
@@ -79,7 +78,6 @@ static struct gru_tlb_global_handle *get_lock_tgh_handle(struct gru_state
static void get_unlock_tgh_handle(struct gru_tlb_global_handle *tgh)
{
unlock_tgh_handle(tgh);
- preempt_enable();
}
/*
diff --git a/drivers/net/ethernet/aeroflex/greth.c b/drivers/net/ethernet/aeroflex/greth.c
index 0d56cb4f5dd9..c84b9acc319f 100644
--- a/drivers/net/ethernet/aeroflex/greth.c
+++ b/drivers/net/ethernet/aeroflex/greth.c
@@ -484,7 +484,7 @@ greth_start_xmit_gbit(struct sk_buff *skb, struct net_device *dev)
if (unlikely(skb->len > MAX_FRAME_SIZE)) {
dev->stats.tx_errors++;
- goto out;
+ goto len_error;
}
/* Save skb pointer. */
@@ -575,6 +575,7 @@ greth_start_xmit_gbit(struct sk_buff *skb, struct net_device *dev)
map_error:
if (net_ratelimit())
dev_warn(greth->dev, "Could not create TX DMA mapping\n");
+len_error:
dev_kfree_skb(skb);
out:
return err;
diff --git a/drivers/net/ethernet/amd/mvme147.c b/drivers/net/ethernet/amd/mvme147.c
index 3f2e4cdd0b83..133fe0f1166b 100644
--- a/drivers/net/ethernet/amd/mvme147.c
+++ b/drivers/net/ethernet/amd/mvme147.c
@@ -106,10 +106,6 @@ struct net_device * __init mvme147lance_probe(int unit)
address = address >> 8;
dev->dev_addr[3] = address&0xff;
- printk("%s: MVME147 at 0x%08lx, irq %d, Hardware Address %pM\n",
- dev->name, dev->base_addr, MVME147_LANCE_IRQ,
- dev->dev_addr);
-
lp = netdev_priv(dev);
lp->ram = __get_dma_pages(GFP_ATOMIC, 3); /* 32K */
if (!lp->ram) {
@@ -139,6 +135,9 @@ struct net_device * __init mvme147lance_probe(int unit)
return ERR_PTR(err);
}
+ netdev_info(dev, "MVME147 at 0x%08lx, irq %d, Hardware Address %pM\n",
+ dev->base_addr, MVME147_LANCE_IRQ, dev->dev_addr);
+
return dev;
}
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index 82d369d9f7a5..ae1cf2ead9a9 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -1343,6 +1343,7 @@ static netdev_tx_t bcm_sysport_xmit(struct sk_buff *skb,
netif_err(priv, tx_err, dev, "DMA map failed at %p (len=%d)\n",
skb->data, skb_len);
ret = NETDEV_TX_OK;
+ dev_kfree_skb_any(skb);
goto out;
}
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index edd4dd73b3e3..f018379d1350 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -1382,10 +1382,8 @@ static netdev_tx_t be_xmit(struct sk_buff *skb, struct net_device *netdev)
be_get_wrb_params_from_skb(adapter, skb, &wrb_params);
wrb_cnt = be_xmit_enqueue(adapter, txo, skb, &wrb_params);
- if (unlikely(!wrb_cnt)) {
- dev_kfree_skb_any(skb);
- goto drop;
- }
+ if (unlikely(!wrb_cnt))
+ goto drop_skb;
/* if os2bmc is enabled and if the pkt is destined to bmc,
* enqueue the pkt a 2nd time with mgmt bit set.
@@ -1394,7 +1392,7 @@ static netdev_tx_t be_xmit(struct sk_buff *skb, struct net_device *netdev)
BE_WRB_F_SET(wrb_params.features, OS2BMC, 1);
wrb_cnt = be_xmit_enqueue(adapter, txo, skb, &wrb_params);
if (unlikely(!wrb_cnt))
- goto drop;
+ goto drop_skb;
else
skb_get(skb);
}
@@ -1408,6 +1406,8 @@ static netdev_tx_t be_xmit(struct sk_buff *skb, struct net_device *netdev)
be_xmit_flush(adapter, txo);
return NETDEV_TX_OK;
+drop_skb:
+ dev_kfree_skb_any(skb);
drop:
tx_stats(txo)->tx_drv_drops++;
/* Flush the already enqueued tx requests */
diff --git a/drivers/net/ethernet/i825xx/sun3_82586.c b/drivers/net/ethernet/i825xx/sun3_82586.c
index 83a6114afbf9..3278e2126dc2 100644
--- a/drivers/net/ethernet/i825xx/sun3_82586.c
+++ b/drivers/net/ethernet/i825xx/sun3_82586.c
@@ -1015,6 +1015,7 @@ sun3_82586_send_packet(struct sk_buff *skb, struct net_device *dev)
if(skb->len > XMIT_BUFF_SIZE)
{
printk("%s: Sorry, max. framelength is %d bytes. The length of your frame is %d bytes.\n",dev->name,XMIT_BUFF_SIZE,skb->len);
+ dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index e9296d63450d..3aa1dda3406c 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -4650,7 +4650,9 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
if ((status & 0xffff) == 0xffff || !(status & tp->irq_mask))
return IRQ_NONE;
- if (unlikely(status & SYSErr)) {
+ /* At least RTL8168fp may unexpectedly set the SYSErr bit */
+ if (unlikely(status & SYSErr &&
+ tp->mac_version <= RTL_GIGA_MAC_VER_06)) {
rtl8169_pcierr_interrupt(tp->dev);
goto out;
}
diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c
index 24cb7b97e4fc..42839cb853f8 100644
--- a/drivers/net/gtp.c
+++ b/drivers/net/gtp.c
@@ -842,20 +842,24 @@ static int gtp_encap_enable(struct gtp_dev *gtp, struct nlattr *data[])
unsigned int role = GTP_ROLE_GGSN;
if (data[IFLA_GTP_FD0]) {
- u32 fd0 = nla_get_u32(data[IFLA_GTP_FD0]);
+ int fd0 = nla_get_u32(data[IFLA_GTP_FD0]);
- sk0 = gtp_encap_enable_socket(fd0, UDP_ENCAP_GTP0, gtp);
- if (IS_ERR(sk0))
- return PTR_ERR(sk0);
+ if (fd0 >= 0) {
+ sk0 = gtp_encap_enable_socket(fd0, UDP_ENCAP_GTP0, gtp);
+ if (IS_ERR(sk0))
+ return PTR_ERR(sk0);
+ }
}
if (data[IFLA_GTP_FD1]) {
- u32 fd1 = nla_get_u32(data[IFLA_GTP_FD1]);
+ int fd1 = nla_get_u32(data[IFLA_GTP_FD1]);
- sk1u = gtp_encap_enable_socket(fd1, UDP_ENCAP_GTP1U, gtp);
- if (IS_ERR(sk1u)) {
- gtp_encap_disable_sock(sk0);
- return PTR_ERR(sk1u);
+ if (fd1 >= 0) {
+ sk1u = gtp_encap_enable_socket(fd1, UDP_ENCAP_GTP1U, gtp);
+ if (IS_ERR(sk1u)) {
+ gtp_encap_disable_sock(sk0);
+ return PTR_ERR(sk1u);
+ }
}
}
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 0fc0f9cb3f34..9ae4f88ab455 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -2789,6 +2789,31 @@ static struct hv_driver netvsc_drv = {
},
};
+/* Set VF's namespace same as the synthetic NIC */
+static void netvsc_event_set_vf_ns(struct net_device *ndev)
+{
+ struct net_device_context *ndev_ctx = netdev_priv(ndev);
+ struct net_device *vf_netdev;
+ int ret;
+
+ vf_netdev = rtnl_dereference(ndev_ctx->vf_netdev);
+ if (!vf_netdev)
+ return;
+
+ if (!net_eq(dev_net(ndev), dev_net(vf_netdev))) {
+ ret = dev_change_net_namespace(vf_netdev, dev_net(ndev),
+ "eth%d");
+ if (ret)
+ netdev_err(vf_netdev,
+ "Cannot move to same namespace as %s: %d\n",
+ ndev->name, ret);
+ else
+ netdev_info(vf_netdev,
+ "Moved VF to namespace with: %s\n",
+ ndev->name);
+ }
+}
+
/*
* On Hyper-V, every VF interface is matched with a corresponding
* synthetic interface. The synthetic interface is presented first
@@ -2801,6 +2826,11 @@ static int netvsc_netdev_event(struct notifier_block *this,
struct net_device *event_dev = netdev_notifier_info_to_dev(ptr);
int ret = 0;
+ if (event_dev->netdev_ops == &device_ops && event == NETDEV_REGISTER) {
+ netvsc_event_set_vf_ns(event_dev);
+ return NOTIFY_DONE;
+ }
+
ret = check_dev_is_matching_vf(event_dev);
if (ret != 0)
return NOTIFY_DONE;
diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c
index 83b02dc7dfd2..5e30fd017b3a 100644
--- a/drivers/net/macsec.c
+++ b/drivers/net/macsec.c
@@ -159,19 +159,6 @@ static struct macsec_rx_sa *macsec_rxsa_get(struct macsec_rx_sa __rcu *ptr)
return sa;
}
-static struct macsec_rx_sa *macsec_active_rxsa_get(struct macsec_rx_sc *rx_sc)
-{
- struct macsec_rx_sa *sa = NULL;
- int an;
-
- for (an = 0; an < MACSEC_NUM_AN; an++) {
- sa = macsec_rxsa_get(rx_sc->sa[an]);
- if (sa)
- break;
- }
- return sa;
-}
-
static void free_rx_sc_rcu(struct rcu_head *head)
{
struct macsec_rx_sc *rx_sc = container_of(head, struct macsec_rx_sc, rcu_head);
@@ -1196,15 +1183,12 @@ static rx_handler_result_t macsec_handle_frame(struct sk_buff **pskb)
/* If validateFrames is Strict or the C bit in the
* SecTAG is set, discard
*/
- struct macsec_rx_sa *active_rx_sa = macsec_active_rxsa_get(rx_sc);
if (hdr->tci_an & MACSEC_TCI_C ||
secy->validate_frames == MACSEC_VALIDATE_STRICT) {
u64_stats_update_begin(&rxsc_stats->syncp);
rxsc_stats->stats.InPktsNotUsingSA++;
u64_stats_update_end(&rxsc_stats->syncp);
DEV_STATS_INC(secy->netdev, rx_errors);
- if (active_rx_sa)
- this_cpu_inc(active_rx_sa->stats->InPktsNotUsingSA);
goto drop_nosa;
}
@@ -1214,8 +1198,6 @@ static rx_handler_result_t macsec_handle_frame(struct sk_buff **pskb)
u64_stats_update_begin(&rxsc_stats->syncp);
rxsc_stats->stats.InPktsUnusedSA++;
u64_stats_update_end(&rxsc_stats->syncp);
- if (active_rx_sa)
- this_cpu_inc(active_rx_sa->stats->InPktsUnusedSA);
goto deliver;
}
diff --git a/drivers/net/phy/dp83822.c b/drivers/net/phy/dp83822.c
index 14c5e082ccc8..c3828beccbad 100644
--- a/drivers/net/phy/dp83822.c
+++ b/drivers/net/phy/dp83822.c
@@ -40,8 +40,8 @@
/* Control Register 2 bits */
#define DP83822_FX_ENABLE BIT(14)
-#define DP83822_HW_RESET BIT(15)
-#define DP83822_SW_RESET BIT(14)
+#define DP83822_SW_RESET BIT(15)
+#define DP83822_DIG_RESTART BIT(14)
/* PHY STS bits */
#define DP83822_PHYSTS_DUPLEX BIT(2)
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 669cd20cfe00..b3d363ebea26 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -1717,7 +1717,8 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
// can rename the link if it knows better.
if ((dev->driver_info->flags & FLAG_ETHER) != 0 &&
((dev->driver_info->flags & FLAG_POINTTOPOINT) == 0 ||
- (net->dev_addr [0] & 0x02) == 0))
+ /* somebody touched it*/
+ !is_zero_ether_addr(net->dev_addr)))
strscpy(net->name, "eth%d", sizeof(net->name));
/* WLAN devices should always be named "wlan%d" */
if ((dev->driver_info->flags & FLAG_WLAN) != 0)
diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c
index 0eeb74245372..7e65788238bb 100644
--- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c
+++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c
@@ -3035,9 +3035,14 @@ ath10k_wmi_tlv_op_cleanup_mgmt_tx_send(struct ath10k *ar,
struct sk_buff *msdu)
{
struct ath10k_skb_cb *cb = ATH10K_SKB_CB(msdu);
+ struct ath10k_mgmt_tx_pkt_addr *pkt_addr;
struct ath10k_wmi *wmi = &ar->wmi;
- idr_remove(&wmi->mgmt_pending_tx, cb->msdu_id);
+ spin_lock_bh(&ar->data_lock);
+ pkt_addr = idr_remove(&wmi->mgmt_pending_tx, cb->msdu_id);
+ spin_unlock_bh(&ar->data_lock);
+
+ kfree(pkt_addr);
return 0;
}
diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c
index 9cfd35dc87ba..dc5d9f9be34f 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.c
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
@@ -2440,6 +2440,7 @@ wmi_process_mgmt_tx_comp(struct ath10k *ar, struct mgmt_tx_compl_params *param)
dma_unmap_single(ar->dev, pkt_addr->paddr,
msdu->len, DMA_TO_DEVICE);
info = IEEE80211_SKB_CB(msdu);
+ kfree(pkt_addr);
if (param->status) {
info->flags &= ~IEEE80211_TX_STAT_ACK;
@@ -9581,6 +9582,7 @@ static int ath10k_wmi_mgmt_tx_clean_up_pending(int msdu_id, void *ptr,
dma_unmap_single(ar->dev, pkt_addr->paddr,
msdu->len, DMA_TO_DEVICE);
ieee80211_free_txskb(ar->hw, msdu);
+ kfree(pkt_addr);
return 0;
}
diff --git a/drivers/net/wireless/broadcom/brcm80211/Kconfig b/drivers/net/wireless/broadcom/brcm80211/Kconfig
index 5bf2318763c5..8f51099e15c9 100644
--- a/drivers/net/wireless/broadcom/brcm80211/Kconfig
+++ b/drivers/net/wireless/broadcom/brcm80211/Kconfig
@@ -23,6 +23,7 @@ source "drivers/net/wireless/broadcom/brcm80211/brcmfmac/Kconfig"
config BRCM_TRACING
bool "Broadcom device tracing"
depends on BRCMSMAC || BRCMFMAC
+ depends on TRACING
help
If you say Y here, the Broadcom wireless drivers will register
with ftrace to dump event information into the trace ringbuffer.
diff --git a/drivers/net/wireless/intel/iwlegacy/common.c b/drivers/net/wireless/intel/iwlegacy/common.c
index 4b55779de00a..3bcb85fcbe19 100644
--- a/drivers/net/wireless/intel/iwlegacy/common.c
+++ b/drivers/net/wireless/intel/iwlegacy/common.c
@@ -4963,6 +4963,8 @@ il_pci_resume(struct device *device)
*/
pci_write_config_byte(pdev, PCI_CFG_RETRY_TIMEOUT, 0x00);
+ _il_wr(il, CSR_INT, 0xffffffff);
+ _il_wr(il, CSR_FH_INT_STATUS, 0xffffffff);
il_enable_interrupts(il);
if (!(_il_rd(il, CSR_GP_CNTRL) & CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW))
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
index 793208d99b5f..553117e8fdd9 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
@@ -1251,11 +1251,18 @@ static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm)
}
#endif /* CONFIG_ACPI */
+static void iwl_mvm_disconnect_iterator(void *data, u8 *mac,
+ struct ieee80211_vif *vif)
+{
+ if (vif->type == NL80211_IFTYPE_STATION)
+ ieee80211_hw_restart_disconnect(vif);
+}
+
void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags)
{
u32 error_log_size = mvm->fw->ucode_capa.error_log_size;
+ u32 status = 0;
int ret;
- u32 resp;
struct iwl_fw_error_recovery_cmd recovery_cmd = {
.flags = cpu_to_le32(flags),
@@ -1263,7 +1270,6 @@ void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags)
};
struct iwl_host_cmd host_cmd = {
.id = WIDE_ID(SYSTEM_GROUP, FW_ERROR_RECOVERY_CMD),
- .flags = CMD_WANT_SKB,
.data = {&recovery_cmd, },
.len = {sizeof(recovery_cmd), },
};
@@ -1283,7 +1289,7 @@ void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags)
recovery_cmd.buf_size = cpu_to_le32(error_log_size);
}
- ret = iwl_mvm_send_cmd(mvm, &host_cmd);
+ ret = iwl_mvm_send_cmd_status(mvm, &host_cmd, &status);
kfree(mvm->error_recovery_buf);
mvm->error_recovery_buf = NULL;
@@ -1294,11 +1300,15 @@ void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags)
/* skb respond is only relevant in ERROR_RECOVERY_UPDATE_DB */
if (flags & ERROR_RECOVERY_UPDATE_DB) {
- resp = le32_to_cpu(*(__le32 *)host_cmd.resp_pkt->data);
- if (resp)
+ if (status) {
IWL_ERR(mvm,
"Failed to send recovery cmd blob was invalid %d\n",
- resp);
+ status);
+
+ ieee80211_iterate_interfaces(mvm->hw, 0,
+ iwl_mvm_disconnect_iterator,
+ mvm);
+ }
}
}
diff --git a/drivers/staging/iio/frequency/ad9832.c b/drivers/staging/iio/frequency/ad9832.c
index 447937e04ebd..61c5f33ac271 100644
--- a/drivers/staging/iio/frequency/ad9832.c
+++ b/drivers/staging/iio/frequency/ad9832.c
@@ -129,12 +129,15 @@ static unsigned long ad9832_calc_freqreg(unsigned long mclk, unsigned long fout)
static int ad9832_write_frequency(struct ad9832_state *st,
unsigned int addr, unsigned long fout)
{
+ unsigned long clk_freq;
unsigned long regval;
- if (fout > (clk_get_rate(st->mclk) / 2))
+ clk_freq = clk_get_rate(st->mclk);
+
+ if (!clk_freq || fout > (clk_freq / 2))
return -EINVAL;
- regval = ad9832_calc_freqreg(clk_get_rate(st->mclk), fout);
+ regval = ad9832_calc_freqreg(clk_freq, fout);
st->freq_data[0] = cpu_to_be16((AD9832_CMD_FRE8BITSW << CMD_SHIFT) |
(addr << ADD_SHIFT) |
diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c
index daa4d06ce233..50135f8df1b4 100644
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -727,7 +727,7 @@ struct se_device *target_alloc_device(struct se_hba *hba, const char *name)
dev->queues = kcalloc(nr_cpu_ids, sizeof(*dev->queues), GFP_KERNEL);
if (!dev->queues) {
- dev->transport->free_device(dev);
+ hba->backend->ops->free_device(dev);
return NULL;
}
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
index c283e45ac300..2ac973291b1f 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -1988,7 +1988,7 @@ static int tcmu_netlink_event_send(struct tcmu_dev *udev,
}
ret = genlmsg_multicast_allns(&tcmu_genl_family, skb, 0,
- TCMU_MCGRP_CONFIG, GFP_KERNEL);
+ TCMU_MCGRP_CONFIG);
/* Wait during an add as the listener may not be up yet */
if (ret == 0 ||
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index c7adcf97e2a3..6d7d448d0fbf 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -286,14 +286,16 @@ static void uart_shutdown(struct tty_struct *tty, struct uart_state *state)
/*
* Turn off DTR and RTS early.
*/
- if (uport && uart_console(uport) && tty) {
- uport->cons->cflag = tty->termios.c_cflag;
- uport->cons->ispeed = tty->termios.c_ispeed;
- uport->cons->ospeed = tty->termios.c_ospeed;
- }
+ if (uport) {
+ if (uart_console(uport) && tty) {
+ uport->cons->cflag = tty->termios.c_cflag;
+ uport->cons->ispeed = tty->termios.c_ispeed;
+ uport->cons->ospeed = tty->termios.c_ospeed;
+ }
- if (!tty || C_HUPCL(tty))
- uart_port_dtr_rts(uport, 0);
+ if (!tty || C_HUPCL(tty))
+ uart_port_dtr_rts(uport, 0);
+ }
uart_port_shutdown(port);
}
diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index a070f2e7d960..5d9de3a53548 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -4603,7 +4603,7 @@ static int con_font_get(struct vc_data *vc, struct console_font_op *op)
int c;
if (op->data) {
- font.data = kmalloc(max_font_size, GFP_KERNEL);
+ font.data = kzalloc(max_font_size, GFP_KERNEL);
if (!font.data)
return -ENOMEM;
} else
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index ace65992e0da..572e44811805 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -516,7 +516,7 @@ static int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
pm_runtime_put_noidle(&dev->dev);
if (pci_choose_state(dev, PMSG_SUSPEND) == PCI_D0)
- pm_runtime_forbid(&dev->dev);
+ pm_runtime_get(&dev->dev);
else if (xhci->quirks & XHCI_DEFAULT_PM_RUNTIME_ALLOW)
pm_runtime_allow(&dev->dev);
@@ -543,7 +543,9 @@ static void xhci_pci_remove(struct pci_dev *dev)
xhci->xhc_state |= XHCI_STATE_REMOVING;
- if (xhci->quirks & XHCI_DEFAULT_PM_RUNTIME_ALLOW)
+ if (pci_choose_state(dev, PMSG_SUSPEND) == PCI_D0)
+ pm_runtime_put(&dev->dev);
+ else if (xhci->quirks & XHCI_DEFAULT_PM_RUNTIME_ALLOW)
pm_runtime_forbid(&dev->dev);
if (xhci->shared_hcd) {
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index fbb7a5b51ef4..32c039027d7f 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -1582,6 +1582,14 @@ static void handle_cmd_completion(struct xhci_hcd *xhci,
trace_xhci_handle_command(xhci->cmd_ring, &cmd_trb->generic);
+ cmd_comp_code = GET_COMP_CODE(le32_to_cpu(event->status));
+
+ /* If CMD ring stopped we own the trbs between enqueue and dequeue */
+ if (cmd_comp_code == COMP_COMMAND_RING_STOPPED) {
+ complete_all(&xhci->cmd_ring_stop_completion);
+ return;
+ }
+
cmd_dequeue_dma = xhci_trb_virt_to_dma(xhci->cmd_ring->deq_seg,
cmd_trb);
/*
@@ -1598,14 +1606,6 @@ static void handle_cmd_completion(struct xhci_hcd *xhci,
cancel_delayed_work(&xhci->cmd_timer);
- cmd_comp_code = GET_COMP_CODE(le32_to_cpu(event->status));
-
- /* If CMD ring stopped we own the trbs between enqueue and dequeue */
- if (cmd_comp_code == COMP_COMMAND_RING_STOPPED) {
- complete_all(&xhci->cmd_ring_stop_completion);
- return;
- }
-
if (cmd->command_trb != xhci->cmd_ring->dequeue) {
xhci_err(xhci,
"Command completion event does not match command\n");
diff --git a/drivers/usb/phy/phy.c b/drivers/usb/phy/phy.c
index b47285f023cf..5adbf7fd24fd 100644
--- a/drivers/usb/phy/phy.c
+++ b/drivers/usb/phy/phy.c
@@ -590,7 +590,7 @@ void devm_usb_put_phy(struct device *dev, struct usb_phy *phy)
{
int r;
- r = devres_destroy(dev, devm_usb_phy_release, devm_usb_phy_match, phy);
+ r = devres_release(dev, devm_usb_phy_release, devm_usb_phy_match, phy);
dev_WARN_ONCE(dev, r, "couldn't find PHY resource\n");
}
EXPORT_SYMBOL_GPL(devm_usb_put_phy);
diff --git a/drivers/usb/typec/class.c b/drivers/usb/typec/class.c
index 7fa95e701244..dec83edb09de 100644
--- a/drivers/usb/typec/class.c
+++ b/drivers/usb/typec/class.c
@@ -430,6 +430,7 @@ static void typec_altmode_release(struct device *dev)
typec_altmode_put_partner(alt);
altmode_id_remove(alt->adev.dev.parent, alt->id);
+ put_device(alt->adev.dev.parent);
kfree(alt);
}
@@ -479,6 +480,8 @@ typec_register_altmode(struct device *parent,
alt->adev.dev.type = &typec_altmode_dev_type;
dev_set_name(&alt->adev.dev, "%s.%u", dev_name(parent), id);
+ get_device(alt->adev.dev.parent);
+
/* Link partners and plugs with the ports */
if (!is_port)
typec_altmode_set_partner(alt);
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index aa3211d8cce3..03651cc6b7a5 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -2961,6 +2961,15 @@ SMB2_ioctl_init(struct cifs_tcon *tcon, struct TCP_Server_Info *server,
return rc;
if (indatalen) {
+ unsigned int len;
+
+ if (WARN_ON_ONCE(smb3_encryption_required(tcon) &&
+ (check_add_overflow(total_len - 1,
+ ALIGN(indatalen, 8), &len) ||
+ len > MAX_CIFS_SMALL_BUFFER_SIZE))) {
+ cifs_small_buf_release(req);
+ return -EIO;
+ }
/*
* indatalen is usually small at a couple of bytes max, so
* just allocate through generic pool
diff --git a/fs/exec.c b/fs/exec.c
index 6e5324c7e9b6..7144c541818f 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -144,13 +144,11 @@ SYSCALL_DEFINE1(uselib, const char __user *, library)
goto out;
/*
- * may_open() has already checked for this, so it should be
- * impossible to trip now. But we need to be extra cautious
- * and check again at the very end too.
+ * Check do_open_execat() for an explanation.
*/
error = -EACCES;
- if (WARN_ON_ONCE(!S_ISREG(file_inode(file)->i_mode) ||
- path_noexec(&file->f_path)))
+ if (WARN_ON_ONCE(!S_ISREG(file_inode(file)->i_mode)) ||
+ path_noexec(&file->f_path))
goto exit;
fsnotify_open(file);
@@ -919,16 +917,16 @@ static struct file *do_open_execat(int fd, struct filename *name, int flags)
file = do_filp_open(fd, name, &open_exec_flags);
if (IS_ERR(file))
- goto out;
+ return file;
/*
- * may_open() has already checked for this, so it should be
- * impossible to trip now. But we need to be extra cautious
- * and check again at the very end too.
+ * In the past the regular type check was here. It moved to may_open() in
+ * 633fb6ac3980 ("exec: move S_ISREG() check earlier"). Since then it is
+ * an invariant that all non-regular files error out before we get here.
*/
err = -EACCES;
- if (WARN_ON_ONCE(!S_ISREG(file_inode(file)->i_mode) ||
- path_noexec(&file->f_path)))
+ if (WARN_ON_ONCE(!S_ISREG(file_inode(file)->i_mode)) ||
+ path_noexec(&file->f_path))
goto exit;
err = deny_write_access(file);
@@ -938,7 +936,6 @@ static struct file *do_open_execat(int fd, struct filename *name, int flags)
if (name->name[0] != '\0')
fsnotify_open(file);
-out:
return file;
exit:
diff --git a/fs/iomap/direct-io.c b/fs/iomap/direct-io.c
index 933f234d5bec..8a49c0d3a7b4 100644
--- a/fs/iomap/direct-io.c
+++ b/fs/iomap/direct-io.c
@@ -93,7 +93,6 @@ ssize_t iomap_dio_complete(struct iomap_dio *dio)
if (offset + ret > dio->i_size &&
!(dio->flags & IOMAP_DIO_WRITE))
ret = dio->i_size - offset;
- iocb->ki_pos += ret;
}
/*
@@ -119,15 +118,18 @@ ssize_t iomap_dio_complete(struct iomap_dio *dio)
}
inode_dio_end(file_inode(iocb->ki_filp));
- /*
- * If this is a DSYNC write, make sure we push it to stable storage now
- * that we've written data.
- */
- if (ret > 0 && (dio->flags & IOMAP_DIO_NEED_SYNC))
- ret = generic_write_sync(iocb, ret);
- kfree(dio);
+ if (ret > 0) {
+ iocb->ki_pos += ret;
+ /*
+ * If this is a DSYNC write, make sure we push it to stable
+ * storage now that we've written data.
+ */
+ if (dio->flags & IOMAP_DIO_NEED_SYNC)
+ ret = generic_write_sync(iocb, ret);
+ }
+ kfree(dio);
return ret;
}
EXPORT_SYMBOL_GPL(iomap_dio_complete);
diff --git a/fs/jfs/jfs_dmap.c b/fs/jfs/jfs_dmap.c
index 8efd93992946..559f6ebebfc0 100644
--- a/fs/jfs/jfs_dmap.c
+++ b/fs/jfs/jfs_dmap.c
@@ -187,7 +187,7 @@ int dbMount(struct inode *ipbmap)
}
bmp->db_numag = le32_to_cpu(dbmp_le->dn_numag);
- if (!bmp->db_numag || bmp->db_numag >= MAXAG) {
+ if (!bmp->db_numag || bmp->db_numag > MAXAG) {
err = -EINVAL;
goto err_release_metapage;
}
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c
index c15188d0b6b3..02d9af026ad1 100644
--- a/fs/nfs/delegation.c
+++ b/fs/nfs/delegation.c
@@ -960,6 +960,11 @@ void nfs_delegation_mark_returned(struct inode *inode,
}
nfs_mark_delegation_revoked(delegation);
+ clear_bit(NFS_DELEGATION_RETURNING, &delegation->flags);
+ spin_unlock(&delegation->lock);
+ if (nfs_detach_delegation(NFS_I(inode), delegation, NFS_SERVER(inode)))
+ nfs_put_delegation(delegation);
+ goto out_rcu_unlock;
out_clear_returning:
clear_bit(NFS_DELEGATION_RETURNING, &delegation->flags);
diff --git a/fs/nilfs2/namei.c b/fs/nilfs2/namei.c
index 08c6d985edeb..eeccd69cd797 100644
--- a/fs/nilfs2/namei.c
+++ b/fs/nilfs2/namei.c
@@ -156,6 +156,9 @@ static int nilfs_symlink(struct inode *dir, struct dentry *dentry,
/* slow symlink */
inode->i_op = &nilfs_symlink_inode_operations;
inode_nohighmem(inode);
+ mapping_set_gfp_mask(inode->i_mapping,
+ mapping_gfp_constraint(inode->i_mapping,
+ ~__GFP_FS));
inode->i_mapping->a_ops = &nilfs_aops;
err = page_symlink(inode, symname, l);
if (err)
diff --git a/fs/nilfs2/page.c b/fs/nilfs2/page.c
index 81992b9a219b..7adf74b52550 100644
--- a/fs/nilfs2/page.c
+++ b/fs/nilfs2/page.c
@@ -77,7 +77,8 @@ void nilfs_forget_buffer(struct buffer_head *bh)
const unsigned long clear_bits =
(BIT(BH_Uptodate) | BIT(BH_Dirty) | BIT(BH_Mapped) |
BIT(BH_Async_Write) | BIT(BH_NILFS_Volatile) |
- BIT(BH_NILFS_Checked) | BIT(BH_NILFS_Redirected));
+ BIT(BH_NILFS_Checked) | BIT(BH_NILFS_Redirected) |
+ BIT(BH_Delay));
lock_buffer(bh);
set_mask_bits(&bh->b_state, clear_bits, 0);
@@ -403,13 +404,15 @@ void nilfs_clear_dirty_page(struct page *page, bool silent)
ClearPageUptodate(page);
ClearPageMappedToDisk(page);
+ ClearPageChecked(page);
if (page_has_buffers(page)) {
struct buffer_head *bh, *head;
const unsigned long clear_bits =
(BIT(BH_Uptodate) | BIT(BH_Dirty) | BIT(BH_Mapped) |
BIT(BH_Async_Write) | BIT(BH_NILFS_Volatile) |
- BIT(BH_NILFS_Checked) | BIT(BH_NILFS_Redirected));
+ BIT(BH_NILFS_Checked) | BIT(BH_NILFS_Redirected) |
+ BIT(BH_Delay));
bh = head = page_buffers(page);
do {
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 5fd565a6228f..09a62539ab74 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -1787,6 +1787,14 @@ int ocfs2_remove_inode_range(struct inode *inode,
return 0;
if (OCFS2_I(inode)->ip_dyn_features & OCFS2_INLINE_DATA_FL) {
+ int id_count = ocfs2_max_inline_data_with_xattr(inode->i_sb, di);
+
+ if (byte_start > id_count || byte_start + byte_len > id_count) {
+ ret = -EINVAL;
+ mlog_errno(ret);
+ goto out;
+ }
+
ret = ocfs2_truncate_inline(inode, di_bh, byte_start,
byte_start + byte_len, 0);
if (ret) {
diff --git a/fs/open.c b/fs/open.c
index 694110929519..7bcc26b14cd7 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -1270,6 +1270,8 @@ SYSCALL_DEFINE4(openat2, int, dfd, const char __user *, filename,
if (unlikely(usize < OPEN_HOW_SIZE_VER0))
return -EINVAL;
+ if (unlikely(usize > PAGE_SIZE))
+ return -E2BIG;
err = copy_struct_from_user(&tmp, sizeof(tmp), how, usize);
if (err)
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index ae2de4e1cd6f..5b481a22b5fe 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -116,26 +116,26 @@
#define KASAN_ABI_VERSION 3
#endif
-#if __has_attribute(__no_sanitize_address__)
-#define __no_sanitize_address __attribute__((no_sanitize_address))
+#ifdef __SANITIZE_HWADDRESS__
+#define __no_sanitize_address __attribute__((__no_sanitize__("hwaddress")))
#else
-#define __no_sanitize_address
+#define __no_sanitize_address __attribute__((__no_sanitize_address__))
#endif
#if defined(__SANITIZE_THREAD__) && __has_attribute(__no_sanitize_thread__)
-#define __no_sanitize_thread __attribute__((no_sanitize_thread))
+#define __no_sanitize_thread __attribute__((__no_sanitize_thread__))
#else
#define __no_sanitize_thread
#endif
#if __has_attribute(__no_sanitize_undefined__)
-#define __no_sanitize_undefined __attribute__((no_sanitize_undefined))
+#define __no_sanitize_undefined __attribute__((__no_sanitize_undefined__))
#else
#define __no_sanitize_undefined
#endif
#if defined(CONFIG_KCOV) && __has_attribute(__no_sanitize_coverage__)
-#define __no_sanitize_coverage __attribute__((no_sanitize_coverage))
+#define __no_sanitize_coverage __attribute__((__no_sanitize_coverage__))
#else
#define __no_sanitize_coverage
#endif
diff --git a/include/linux/mm.h b/include/linux/mm.h
index b8b677f47a8d..94e630862d58 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2749,6 +2749,8 @@ unsigned long change_prot_numa(struct vm_area_struct *vma,
struct vm_area_struct *find_extend_vma(struct mm_struct *, unsigned long addr);
int remap_pfn_range(struct vm_area_struct *, unsigned long addr,
unsigned long pfn, unsigned long size, pgprot_t);
+int remap_pfn_range_notrack(struct vm_area_struct *vma, unsigned long addr,
+ unsigned long pfn, unsigned long size, pgprot_t prot);
int vm_insert_page(struct vm_area_struct *, unsigned long addr, struct page *);
int vm_insert_pages(struct vm_area_struct *vma, unsigned long addr,
struct page **pages, unsigned long *num);
diff --git a/include/net/genetlink.h b/include/net/genetlink.h
index 3057c8e6dcfe..e00f617d4b6c 100644
--- a/include/net/genetlink.h
+++ b/include/net/genetlink.h
@@ -335,13 +335,12 @@ static inline int genlmsg_multicast(const struct genl_family *family,
* @skb: netlink message as socket buffer
* @portid: own netlink portid to avoid sending to yourself
* @group: offset of multicast group in groups array
- * @flags: allocation flags
*
* This function must hold the RTNL or rcu_read_lock().
*/
int genlmsg_multicast_allns(const struct genl_family *family,
struct sk_buff *skb, u32 portid,
- unsigned int group, gfp_t flags);
+ unsigned int group);
/**
* genlmsg_unicast - unicast a netlink message
diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h
index f6cb68c2bead..cedf72924f19 100644
--- a/include/net/ip_tunnels.h
+++ b/include/net/ip_tunnels.h
@@ -247,7 +247,7 @@ static inline void ip_tunnel_init_flow(struct flowi4 *fl4,
memset(fl4, 0, sizeof(*fl4));
if (oif) {
- fl4->flowi4_l3mdev = l3mdev_master_upper_ifindex_by_index_rcu(net, oif);
+ fl4->flowi4_l3mdev = l3mdev_master_upper_ifindex_by_index(net, oif);
/* Legacy VRF/l3mdev use case */
fl4->flowi4_oif = fl4->flowi4_l3mdev ? 0 : oif;
}
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 6ff49c13717b..8f91609f928c 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -5899,6 +5899,16 @@ void ieee80211_connection_loss(struct ieee80211_vif *vif);
*/
void ieee80211_resume_disconnect(struct ieee80211_vif *vif);
+/**
+ * ieee80211_hw_restart_disconnect - disconnect from AP after
+ * hardware restart
+ * @vif: &struct ieee80211_vif pointer from the add_interface callback.
+ *
+ * Instructs mac80211 to disconnect from the AP after
+ * hardware restart.
+ */
+void ieee80211_hw_restart_disconnect(struct ieee80211_vif *vif);
+
/**
* ieee80211_cqm_rssi_notify - inform a configured connection quality monitoring
* rssi threshold triggered
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 6fbaf304648f..798df30c2d25 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -321,20 +321,25 @@ struct xfrm_if_cb {
void xfrm_if_register_cb(const struct xfrm_if_cb *ifcb);
void xfrm_if_unregister_cb(void);
+struct xfrm_dst_lookup_params {
+ struct net *net;
+ int tos;
+ int oif;
+ xfrm_address_t *saddr;
+ xfrm_address_t *daddr;
+ u32 mark;
+ __u8 ipproto;
+ union flowi_uli uli;
+};
+
struct net_device;
struct xfrm_type;
struct xfrm_dst;
struct xfrm_policy_afinfo {
struct dst_ops *dst_ops;
- struct dst_entry *(*dst_lookup)(struct net *net,
- int tos, int oif,
- const xfrm_address_t *saddr,
- const xfrm_address_t *daddr,
- u32 mark);
- int (*get_saddr)(struct net *net, int oif,
- xfrm_address_t *saddr,
- xfrm_address_t *daddr,
- u32 mark);
+ struct dst_entry *(*dst_lookup)(const struct xfrm_dst_lookup_params *params);
+ int (*get_saddr)(xfrm_address_t *saddr,
+ const struct xfrm_dst_lookup_params *params);
int (*fill_dst)(struct xfrm_dst *xdst,
struct net_device *dev,
const struct flowi *fl);
@@ -1658,10 +1663,7 @@ static inline int xfrm_user_policy(struct sock *sk, int optname,
}
#endif
-struct dst_entry *__xfrm_dst_lookup(struct net *net, int tos, int oif,
- const xfrm_address_t *saddr,
- const xfrm_address_t *daddr,
- int family, u32 mark);
+struct dst_entry *__xfrm_dst_lookup(int family, const struct xfrm_dst_lookup_params *params);
struct xfrm_policy *xfrm_policy_alloc(struct net *net, gfp_t gfp);
diff --git a/kernel/bpf/lpm_trie.c b/kernel/bpf/lpm_trie.c
index 3c2d8722d45b..8370b391f1d6 100644
--- a/kernel/bpf/lpm_trie.c
+++ b/kernel/bpf/lpm_trie.c
@@ -655,7 +655,7 @@ static int trie_get_next_key(struct bpf_map *map, void *_key, void *_next_key)
if (!key || key->prefixlen > trie->max_prefixlen)
goto find_leftmost;
- node_stack = kmalloc_array(trie->max_prefixlen,
+ node_stack = kmalloc_array(trie->max_prefixlen + 1,
sizeof(struct lpm_trie_node *),
GFP_ATOMIC | __GFP_NOWARN);
if (!node_stack)
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index 66970b74106c..e0fd62d56110 100644
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -5437,7 +5437,7 @@ static bool cgroup_check_hierarchy_limits(struct cgroup *parent)
{
struct cgroup *cgroup;
int ret = false;
- int level = 1;
+ int level = 0;
lockdep_assert_held(&cgroup_mutex);
@@ -5445,7 +5445,7 @@ static bool cgroup_check_hierarchy_limits(struct cgroup *parent)
if (cgroup->nr_descendants >= cgroup->max_descendants)
goto fail;
- if (level > cgroup->max_depth)
+ if (level >= cgroup->max_depth)
goto fail;
level++;
diff --git a/kernel/time/posix-clock.c b/kernel/time/posix-clock.c
index 8127673bfc45..05e73d209aa8 100644
--- a/kernel/time/posix-clock.c
+++ b/kernel/time/posix-clock.c
@@ -290,6 +290,9 @@ static int pc_clock_settime(clockid_t id, const struct timespec64 *ts)
struct posix_clock_desc cd;
int err;
+ if (!timespec64_valid_strict(ts))
+ return -EINVAL;
+
err = get_clock_desc(id, &cd);
if (err)
return err;
@@ -299,9 +302,6 @@ static int pc_clock_settime(clockid_t id, const struct timespec64 *ts)
goto out;
}
- if (!timespec64_valid_strict(ts))
- return -EINVAL;
-
if (cd.clk->ops.clock_settime)
err = cd.clk->ops.clock_settime(cd.clk, ts);
else
diff --git a/kernel/trace/trace_probe.c b/kernel/trace/trace_probe.c
index 073abbe3866b..1893fe5460ac 100644
--- a/kernel/trace/trace_probe.c
+++ b/kernel/trace/trace_probe.c
@@ -256,7 +256,7 @@ int traceprobe_parse_event_name(const char **pevent, const char **pgroup,
if (len == 0) {
trace_probe_log_err(offset, NO_EVENT_NAME);
return -EINVAL;
- } else if (len > MAX_EVENT_NAME_LEN) {
+ } else if (len >= MAX_EVENT_NAME_LEN) {
trace_probe_log_err(offset, EVENT_TOO_LONG);
return -EINVAL;
}
diff --git a/mm/memory.c b/mm/memory.c
index 2183003687ce..29cce8aadb61 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2290,26 +2290,13 @@ static inline int remap_p4d_range(struct mm_struct *mm, pgd_t *pgd,
return 0;
}
-/**
- * remap_pfn_range - remap kernel memory to userspace
- * @vma: user vma to map to
- * @addr: target page aligned user address to start at
- * @pfn: page frame number of kernel physical memory address
- * @size: size of mapping area
- * @prot: page protection flags for this mapping
- *
- * Note: this is only safe if the mm semaphore is held when called.
- *
- * Return: %0 on success, negative error code otherwise.
- */
-int remap_pfn_range(struct vm_area_struct *vma, unsigned long addr,
- unsigned long pfn, unsigned long size, pgprot_t prot)
+static int remap_pfn_range_internal(struct vm_area_struct *vma, unsigned long addr,
+ unsigned long pfn, unsigned long size, pgprot_t prot)
{
pgd_t *pgd;
unsigned long next;
unsigned long end = addr + PAGE_ALIGN(size);
struct mm_struct *mm = vma->vm_mm;
- unsigned long remap_pfn = pfn;
int err;
if (WARN_ON_ONCE(!PAGE_ALIGNED(addr)))
@@ -2339,10 +2326,6 @@ int remap_pfn_range(struct vm_area_struct *vma, unsigned long addr,
vma->vm_pgoff = pfn;
}
- err = track_pfn_remap(vma, &prot, remap_pfn, addr, PAGE_ALIGN(size));
- if (err)
- return -EINVAL;
-
vma->vm_flags |= VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP;
BUG_ON(addr >= end);
@@ -2354,12 +2337,57 @@ int remap_pfn_range(struct vm_area_struct *vma, unsigned long addr,
err = remap_p4d_range(mm, pgd, addr, next,
pfn + (addr >> PAGE_SHIFT), prot);
if (err)
- break;
+ return err;
} while (pgd++, addr = next, addr != end);
+ return 0;
+}
+
+/*
+ * Variant of remap_pfn_range that does not call track_pfn_remap. The caller
+ * must have pre-validated the caching bits of the pgprot_t.
+ */
+int remap_pfn_range_notrack(struct vm_area_struct *vma, unsigned long addr,
+ unsigned long pfn, unsigned long size, pgprot_t prot)
+{
+ int error = remap_pfn_range_internal(vma, addr, pfn, size, prot);
+
+ if (!error)
+ return 0;
+
+ /*
+ * A partial pfn range mapping is dangerous: it does not
+ * maintain page reference counts, and callers may free
+ * pages due to the error. So zap it early.
+ */
+ zap_page_range_single(vma, addr, size, NULL);
+ return error;
+}
+
+/**
+ * remap_pfn_range - remap kernel memory to userspace
+ * @vma: user vma to map to
+ * @addr: target page aligned user address to start at
+ * @pfn: page frame number of kernel physical memory address
+ * @size: size of mapping area
+ * @prot: page protection flags for this mapping
+ *
+ * Note: this is only safe if the mm semaphore is held when called.
+ *
+ * Return: %0 on success, negative error code otherwise.
+ */
+int remap_pfn_range(struct vm_area_struct *vma, unsigned long addr,
+ unsigned long pfn, unsigned long size, pgprot_t prot)
+{
+ int err;
+
+ err = track_pfn_remap(vma, &prot, pfn, addr, PAGE_ALIGN(size));
if (err)
- untrack_pfn(vma, remap_pfn, PAGE_ALIGN(size));
+ return -EINVAL;
+ err = remap_pfn_range_notrack(vma, addr, pfn, size, prot);
+ if (err)
+ untrack_pfn(vma, pfn, PAGE_ALIGN(size));
return err;
}
EXPORT_SYMBOL(remap_pfn_range);
diff --git a/mm/shmem.c b/mm/shmem.c
index e173d83b4448..8239a0beb01c 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -1077,7 +1077,9 @@ static int shmem_getattr(const struct path *path, struct kstat *stat,
shmem_recalc_inode(inode);
spin_unlock_irq(&info->lock);
}
+ inode_lock_shared(inode);
generic_fillattr(inode, stat);
+ inode_unlock_shared(inode);
if (is_huge_enabled(sb_info))
stat->blksize = HPAGE_PMD_SIZE;
diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c
index f74990427296..0eaa47ae6e99 100644
--- a/net/bluetooth/bnep/core.c
+++ b/net/bluetooth/bnep/core.c
@@ -745,8 +745,7 @@ static int __init bnep_init(void)
if (flt[0])
BT_INFO("BNEP filters: %s", flt);
- bnep_sock_init();
- return 0;
+ return bnep_sock_init();
}
static void __exit bnep_exit(void)
diff --git a/net/core/dev.c b/net/core/dev.c
index 5edab9328d5e..2c11247509b4 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3647,7 +3647,22 @@ int skb_csum_hwoffload_help(struct sk_buff *skb,
return !!(features & NETIF_F_SCTP_CRC) ? 0 :
skb_crc32c_csum_help(skb);
- return !!(features & NETIF_F_CSUM_MASK) ? 0 : skb_checksum_help(skb);
+ if (features & NETIF_F_HW_CSUM)
+ return 0;
+
+ if (features & (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM)) {
+ if (vlan_get_protocol(skb) == htons(ETH_P_IPV6) &&
+ skb_network_header_len(skb) != sizeof(struct ipv6hdr))
+ goto sw_checksum;
+ switch (skb->csum_offset) {
+ case offsetof(struct tcphdr, check):
+ case offsetof(struct udphdr, check):
+ return 0;
+ }
+ }
+
+sw_checksum:
+ return skb_checksum_help(skb);
}
EXPORT_SYMBOL(skb_csum_hwoffload_help);
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 7868f316a477..6918b3ced671 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -273,17 +273,19 @@ static struct in_device *inetdev_init(struct net_device *dev)
/* Account for reference dev->ip_ptr (below) */
refcount_set(&in_dev->refcnt, 1);
- err = devinet_sysctl_register(in_dev);
- if (err) {
- in_dev->dead = 1;
- neigh_parms_release(&arp_tbl, in_dev->arp_parms);
- in_dev_put(in_dev);
- in_dev = NULL;
- goto out;
+ if (dev != blackhole_netdev) {
+ err = devinet_sysctl_register(in_dev);
+ if (err) {
+ in_dev->dead = 1;
+ neigh_parms_release(&arp_tbl, in_dev->arp_parms);
+ in_dev_put(in_dev);
+ in_dev = NULL;
+ goto out;
+ }
+ ip_mc_init_dev(in_dev);
+ if (dev->flags & IFF_UP)
+ ip_mc_up(in_dev);
}
- ip_mc_init_dev(in_dev);
- if (dev->flags & IFF_UP)
- ip_mc_up(in_dev);
/* we can receive as soon as ip_ptr is set -- do this last */
rcu_assign_pointer(dev->ip_ptr, in_dev);
@@ -328,6 +330,19 @@ static void inetdev_destroy(struct in_device *in_dev)
call_rcu(&in_dev->rcu_head, in_dev_rcu_put);
}
+static int __init inet_blackhole_dev_init(void)
+{
+ int err = 0;
+
+ rtnl_lock();
+ if (!inetdev_init(blackhole_netdev))
+ err = -ENOMEM;
+ rtnl_unlock();
+
+ return err;
+}
+late_initcall(inet_blackhole_dev_init);
+
int inet_addr_onlink(struct in_device *in_dev, __be32 a, __be32 b)
{
const struct in_ifaddr *ifa;
diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index 4548a91acdc8..5d8e38f4ecc0 100644
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -17,47 +17,43 @@
#include <net/ip.h>
#include <net/l3mdev.h>
-static struct dst_entry *__xfrm4_dst_lookup(struct net *net, struct flowi4 *fl4,
- int tos, int oif,
- const xfrm_address_t *saddr,
- const xfrm_address_t *daddr,
- u32 mark)
+static struct dst_entry *__xfrm4_dst_lookup(struct flowi4 *fl4,
+ const struct xfrm_dst_lookup_params *params)
{
struct rtable *rt;
memset(fl4, 0, sizeof(*fl4));
- fl4->daddr = daddr->a4;
- fl4->flowi4_tos = tos;
- fl4->flowi4_l3mdev = l3mdev_master_ifindex_by_index(net, oif);
- fl4->flowi4_mark = mark;
- if (saddr)
- fl4->saddr = saddr->a4;
-
- rt = __ip_route_output_key(net, fl4);
+ fl4->daddr = params->daddr->a4;
+ fl4->flowi4_tos = params->tos;
+ fl4->flowi4_l3mdev = l3mdev_master_ifindex_by_index(params->net,
+ params->oif);
+ fl4->flowi4_mark = params->mark;
+ if (params->saddr)
+ fl4->saddr = params->saddr->a4;
+ fl4->flowi4_proto = params->ipproto;
+ fl4->uli = params->uli;
+
+ rt = __ip_route_output_key(params->net, fl4);
if (!IS_ERR(rt))
return &rt->dst;
return ERR_CAST(rt);
}
-static struct dst_entry *xfrm4_dst_lookup(struct net *net, int tos, int oif,
- const xfrm_address_t *saddr,
- const xfrm_address_t *daddr,
- u32 mark)
+static struct dst_entry *xfrm4_dst_lookup(const struct xfrm_dst_lookup_params *params)
{
struct flowi4 fl4;
- return __xfrm4_dst_lookup(net, &fl4, tos, oif, saddr, daddr, mark);
+ return __xfrm4_dst_lookup(&fl4, params);
}
-static int xfrm4_get_saddr(struct net *net, int oif,
- xfrm_address_t *saddr, xfrm_address_t *daddr,
- u32 mark)
+static int xfrm4_get_saddr(xfrm_address_t *saddr,
+ const struct xfrm_dst_lookup_params *params)
{
struct dst_entry *dst;
struct flowi4 fl4;
- dst = __xfrm4_dst_lookup(net, &fl4, 0, oif, NULL, daddr, mark);
+ dst = __xfrm4_dst_lookup(&fl4, params);
if (IS_ERR(dst))
return -EHOSTUNREACH;
diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c
index 492b9692c0dc..f5ef5e4c88df 100644
--- a/net/ipv6/xfrm6_policy.c
+++ b/net/ipv6/xfrm6_policy.c
@@ -23,23 +23,24 @@
#include <net/ip6_route.h>
#include <net/l3mdev.h>
-static struct dst_entry *xfrm6_dst_lookup(struct net *net, int tos, int oif,
- const xfrm_address_t *saddr,
- const xfrm_address_t *daddr,
- u32 mark)
+static struct dst_entry *xfrm6_dst_lookup(const struct xfrm_dst_lookup_params *params)
{
struct flowi6 fl6;
struct dst_entry *dst;
int err;
memset(&fl6, 0, sizeof(fl6));
- fl6.flowi6_l3mdev = l3mdev_master_ifindex_by_index(net, oif);
- fl6.flowi6_mark = mark;
- memcpy(&fl6.daddr, daddr, sizeof(fl6.daddr));
- if (saddr)
- memcpy(&fl6.saddr, saddr, sizeof(fl6.saddr));
+ fl6.flowi6_l3mdev = l3mdev_master_ifindex_by_index(params->net,
+ params->oif);
+ fl6.flowi6_mark = params->mark;
+ memcpy(&fl6.daddr, params->daddr, sizeof(fl6.daddr));
+ if (params->saddr)
+ memcpy(&fl6.saddr, params->saddr, sizeof(fl6.saddr));
- dst = ip6_route_output(net, NULL, &fl6);
+ fl6.flowi4_proto = params->ipproto;
+ fl6.uli = params->uli;
+
+ dst = ip6_route_output(params->net, NULL, &fl6);
err = dst->error;
if (dst->error) {
@@ -50,15 +51,14 @@ static struct dst_entry *xfrm6_dst_lookup(struct net *net, int tos, int oif,
return dst;
}
-static int xfrm6_get_saddr(struct net *net, int oif,
- xfrm_address_t *saddr, xfrm_address_t *daddr,
- u32 mark)
+static int xfrm6_get_saddr(xfrm_address_t *saddr,
+ const struct xfrm_dst_lookup_params *params)
{
struct dst_entry *dst;
struct net_device *dev;
struct inet6_dev *idev;
- dst = xfrm6_dst_lookup(net, 0, oif, NULL, daddr, mark);
+ dst = xfrm6_dst_lookup(params);
if (IS_ERR(dst))
return -EHOSTUNREACH;
@@ -68,7 +68,8 @@ static int xfrm6_get_saddr(struct net *net, int oif,
return -EHOSTUNREACH;
}
dev = idev->dev;
- ipv6_dev_get_saddr(dev_net(dev), dev, &daddr->in6, 0, &saddr->in6);
+ ipv6_dev_get_saddr(dev_net(dev), dev, ¶ms->daddr->in6, 0,
+ &saddr->in6);
dst_release(dst);
return 0;
}
diff --git a/net/l2tp/l2tp_netlink.c b/net/l2tp/l2tp_netlink.c
index 96eb91be9238..f34ca225c219 100644
--- a/net/l2tp/l2tp_netlink.c
+++ b/net/l2tp/l2tp_netlink.c
@@ -115,7 +115,7 @@ static int l2tp_tunnel_notify(struct genl_family *family,
NLM_F_ACK, tunnel, cmd);
if (ret >= 0) {
- ret = genlmsg_multicast_allns(family, msg, 0, 0, GFP_ATOMIC);
+ ret = genlmsg_multicast_allns(family, msg, 0, 0);
/* We don't care if no one is listening */
if (ret == -ESRCH)
ret = 0;
@@ -143,7 +143,7 @@ static int l2tp_session_notify(struct genl_family *family,
NLM_F_ACK, session, cmd);
if (ret >= 0) {
- ret = genlmsg_multicast_allns(family, msg, 0, 0, GFP_ATOMIC);
+ ret = genlmsg_multicast_allns(family, msg, 0, 0);
/* We don't care if no one is listening */
if (ret == -ESRCH)
ret = 0;
diff --git a/net/mac80211/Kconfig b/net/mac80211/Kconfig
index 51ec8256b7fa..8278221a36a1 100644
--- a/net/mac80211/Kconfig
+++ b/net/mac80211/Kconfig
@@ -86,7 +86,7 @@ config MAC80211_DEBUGFS
config MAC80211_MESSAGE_TRACING
bool "Trace all mac80211 debug messages"
- depends on MAC80211
+ depends on MAC80211 && TRACING
help
Select this option to have mac80211 register the
mac80211_msg trace subsystem with tracepoints to
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index c8d2fe8fbc0a..f2629e56d1a5 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -2720,7 +2720,8 @@ static int ieee80211_get_tx_power(struct wiphy *wiphy,
struct ieee80211_local *local = wiphy_priv(wiphy);
struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
- if (local->ops->get_txpower)
+ if (local->ops->get_txpower &&
+ (sdata->flags & IEEE80211_SDATA_IN_DRIVER))
return drv_get_txpower(local, sdata, dbm);
if (!local->use_chanctx)
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 782ff56c5aff..2da452ec5328 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -762,6 +762,8 @@ struct ieee80211_if_mesh {
* back to wireless media and to the local net stack.
* @IEEE80211_SDATA_DISCONNECT_RESUME: Disconnect after resume.
* @IEEE80211_SDATA_IN_DRIVER: indicates interface was added to driver
+ * @IEEE80211_SDATA_DISCONNECT_HW_RESTART: Disconnect after hardware restart
+ * recovery
*/
enum ieee80211_sub_if_data_flags {
IEEE80211_SDATA_ALLMULTI = BIT(0),
@@ -769,6 +771,7 @@ enum ieee80211_sub_if_data_flags {
IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(3),
IEEE80211_SDATA_DISCONNECT_RESUME = BIT(4),
IEEE80211_SDATA_IN_DRIVER = BIT(5),
+ IEEE80211_SDATA_DISCONNECT_HW_RESTART = BIT(6),
};
/**
diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index 6b089594a9f3..3df4695caef6 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -918,6 +918,26 @@ void ieee80211_reenable_keys(struct ieee80211_sub_if_data *sdata)
mutex_unlock(&sdata->local->key_mtx);
}
+static void
+ieee80211_key_iter(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_key *key,
+ void (*iter)(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta,
+ struct ieee80211_key_conf *key,
+ void *data),
+ void *iter_data)
+{
+ /* skip keys of station in removal process */
+ if (key->sta && key->sta->removed)
+ return;
+ if (!(key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE))
+ return;
+ iter(hw, vif, key->sta ? &key->sta->sta : NULL,
+ &key->conf, iter_data);
+}
+
void ieee80211_iter_keys(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
void (*iter)(struct ieee80211_hw *hw,
@@ -937,16 +957,13 @@ void ieee80211_iter_keys(struct ieee80211_hw *hw,
if (vif) {
sdata = vif_to_sdata(vif);
list_for_each_entry_safe(key, tmp, &sdata->key_list, list)
- iter(hw, &sdata->vif,
- key->sta ? &key->sta->sta : NULL,
- &key->conf, iter_data);
+ ieee80211_key_iter(hw, vif, key, iter, iter_data);
} else {
list_for_each_entry(sdata, &local->interfaces, list)
list_for_each_entry_safe(key, tmp,
&sdata->key_list, list)
- iter(hw, &sdata->vif,
- key->sta ? &key->sta->sta : NULL,
- &key->conf, iter_data);
+ ieee80211_key_iter(hw, &sdata->vif, key,
+ iter, iter_data);
}
mutex_unlock(&local->key_mtx);
}
@@ -964,17 +981,8 @@ _ieee80211_iter_keys_rcu(struct ieee80211_hw *hw,
{
struct ieee80211_key *key;
- list_for_each_entry_rcu(key, &sdata->key_list, list) {
- /* skip keys of station in removal process */
- if (key->sta && key->sta->removed)
- continue;
- if (!(key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE))
- continue;
-
- iter(hw, &sdata->vif,
- key->sta ? &key->sta->sta : NULL,
- &key->conf, iter_data);
- }
+ list_for_each_entry_rcu(key, &sdata->key_list, list)
+ ieee80211_key_iter(hw, &sdata->vif, key, iter, iter_data);
}
void ieee80211_iter_keys_rcu(struct ieee80211_hw *hw,
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index c52b8eb7fb8a..66276122aed6 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -4778,6 +4778,7 @@ void ieee80211_mgd_quiesce(struct ieee80211_sub_if_data *sdata)
sdata_unlock(sdata);
}
+#endif
void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata)
{
@@ -4799,9 +4800,20 @@ void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata)
sdata_unlock(sdata);
return;
}
+
+ if (sdata->flags & IEEE80211_SDATA_DISCONNECT_HW_RESTART) {
+ sdata->flags &= ~IEEE80211_SDATA_DISCONNECT_HW_RESTART;
+ mlme_dbg(sdata, "driver requested disconnect after hardware restart\n");
+ ieee80211_sta_connection_lost(sdata,
+ ifmgd->associated->bssid,
+ WLAN_REASON_UNSPECIFIED,
+ true);
+ sdata_unlock(sdata);
+ return;
+ }
+
sdata_unlock(sdata);
}
-#endif
/* interface setup */
void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata)
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 7fa6efa8b83c..e49355cbb1ce 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -2290,6 +2290,7 @@ int ieee80211_reconfig(struct ieee80211_local *local)
struct cfg80211_sched_scan_request *sched_scan_req;
bool sched_scan_stopped = false;
bool suspended = local->suspended;
+ bool in_reconfig = false;
/* nothing to do if HW shouldn't run */
if (!local->open_count)
@@ -2632,7 +2633,15 @@ int ieee80211_reconfig(struct ieee80211_local *local)
mutex_unlock(&local->sta_mtx);
}
+ /*
+ * If this is for hw restart things are still running.
+ * We may want to change that later, however.
+ */
+ if (local->open_count && (!suspended || reconfig_due_to_wowlan))
+ drv_reconfig_complete(local, IEEE80211_RECONFIG_TYPE_RESTART);
+
if (local->in_reconfig) {
+ in_reconfig = local->in_reconfig;
local->in_reconfig = false;
barrier();
@@ -2650,12 +2659,14 @@ int ieee80211_reconfig(struct ieee80211_local *local)
IEEE80211_QUEUE_STOP_REASON_SUSPEND,
false);
- /*
- * If this is for hw restart things are still running.
- * We may want to change that later, however.
- */
- if (local->open_count && (!suspended || reconfig_due_to_wowlan))
- drv_reconfig_complete(local, IEEE80211_RECONFIG_TYPE_RESTART);
+ if (in_reconfig) {
+ list_for_each_entry(sdata, &local->interfaces, list) {
+ if (!ieee80211_sdata_running(sdata))
+ continue;
+ if (sdata->vif.type == NL80211_IFTYPE_STATION)
+ ieee80211_sta_restart(sdata);
+ }
+ }
if (!suspended)
return 0;
@@ -2686,7 +2697,7 @@ int ieee80211_reconfig(struct ieee80211_local *local)
return 0;
}
-void ieee80211_resume_disconnect(struct ieee80211_vif *vif)
+static void ieee80211_reconfig_disconnect(struct ieee80211_vif *vif, u8 flag)
{
struct ieee80211_sub_if_data *sdata;
struct ieee80211_local *local;
@@ -2698,19 +2709,35 @@ void ieee80211_resume_disconnect(struct ieee80211_vif *vif)
sdata = vif_to_sdata(vif);
local = sdata->local;
- if (WARN_ON(!local->resuming))
+ if (WARN_ON(flag & IEEE80211_SDATA_DISCONNECT_RESUME &&
+ !local->resuming))
+ return;
+
+ if (WARN_ON(flag & IEEE80211_SDATA_DISCONNECT_HW_RESTART &&
+ !local->in_reconfig))
return;
if (WARN_ON(vif->type != NL80211_IFTYPE_STATION))
return;
- sdata->flags |= IEEE80211_SDATA_DISCONNECT_RESUME;
+ sdata->flags |= flag;
mutex_lock(&local->key_mtx);
list_for_each_entry(key, &sdata->key_list, list)
key->flags |= KEY_FLAG_TAINTED;
mutex_unlock(&local->key_mtx);
}
+
+void ieee80211_hw_restart_disconnect(struct ieee80211_vif *vif)
+{
+ ieee80211_reconfig_disconnect(vif, IEEE80211_SDATA_DISCONNECT_HW_RESTART);
+}
+EXPORT_SYMBOL_GPL(ieee80211_hw_restart_disconnect);
+
+void ieee80211_resume_disconnect(struct ieee80211_vif *vif)
+{
+ ieee80211_reconfig_disconnect(vif, IEEE80211_SDATA_DISCONNECT_RESUME);
+}
EXPORT_SYMBOL_GPL(ieee80211_resume_disconnect);
void ieee80211_recalc_smps(struct ieee80211_sub_if_data *sdata)
diff --git a/net/netfilter/nft_payload.c b/net/netfilter/nft_payload.c
index fa64b1b8ae91..f607cd7f203a 100644
--- a/net/netfilter/nft_payload.c
+++ b/net/netfilter/nft_payload.c
@@ -618,6 +618,9 @@ static void nft_payload_set_eval(const struct nft_expr *expr,
if ((priv->csum_type == NFT_PAYLOAD_CSUM_INET || priv->csum_flags) &&
(priv->base != NFT_PAYLOAD_TRANSPORT_HEADER ||
skb->ip_summed != CHECKSUM_PARTIAL)) {
+ if (offset + priv->len > skb->len)
+ goto err;
+
fsum = skb_checksum(skb, offset, priv->len, 0);
tsum = csum_partial(src, priv->len, 0);
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index e9035de65546..e085ceec96a4 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -1097,15 +1097,11 @@ static int genl_ctrl_event(int event, const struct genl_family *family,
if (IS_ERR(msg))
return PTR_ERR(msg);
- if (!family->netnsok) {
+ if (!family->netnsok)
genlmsg_multicast_netns(&genl_ctrl, &init_net, msg, 0,
0, GFP_KERNEL);
- } else {
- rcu_read_lock();
- genlmsg_multicast_allns(&genl_ctrl, msg, 0,
- 0, GFP_ATOMIC);
- rcu_read_unlock();
- }
+ else
+ genlmsg_multicast_allns(&genl_ctrl, msg, 0, 0);
return 0;
}
@@ -1449,23 +1445,23 @@ static int __init genl_init(void)
core_initcall(genl_init);
-static int genlmsg_mcast(struct sk_buff *skb, u32 portid, unsigned long group,
- gfp_t flags)
+static int genlmsg_mcast(struct sk_buff *skb, u32 portid, unsigned long group)
{
struct sk_buff *tmp;
struct net *net, *prev = NULL;
bool delivered = false;
int err;
+ rcu_read_lock();
for_each_net_rcu(net) {
if (prev) {
- tmp = skb_clone(skb, flags);
+ tmp = skb_clone(skb, GFP_ATOMIC);
if (!tmp) {
err = -ENOMEM;
goto error;
}
err = nlmsg_multicast(prev->genl_sock, tmp,
- portid, group, flags);
+ portid, group, GFP_ATOMIC);
if (!err)
delivered = true;
else if (err != -ESRCH)
@@ -1474,26 +1470,30 @@ static int genlmsg_mcast(struct sk_buff *skb, u32 portid, unsigned long group,
prev = net;
}
+ err = nlmsg_multicast(prev->genl_sock, skb, portid, group, GFP_ATOMIC);
+
+ rcu_read_unlock();
- err = nlmsg_multicast(prev->genl_sock, skb, portid, group, flags);
if (!err)
delivered = true;
else if (err != -ESRCH)
return err;
return delivered ? 0 : -ESRCH;
error:
+ rcu_read_unlock();
+
kfree_skb(skb);
return err;
}
int genlmsg_multicast_allns(const struct genl_family *family,
struct sk_buff *skb, u32 portid,
- unsigned int group, gfp_t flags)
+ unsigned int group)
{
if (WARN_ON_ONCE(group >= family->n_mcgrps))
return -EINVAL;
group = family->mcgrp_offset + group;
- return genlmsg_mcast(skb, portid, group, flags);
+ return genlmsg_mcast(skb, portid, group);
}
EXPORT_SYMBOL(genlmsg_multicast_allns);
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index d0e4845ea701..b4e405676600 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -780,7 +780,7 @@ void qdisc_tree_reduce_backlog(struct Qdisc *sch, int n, int len)
drops = max_t(int, n, 0);
rcu_read_lock();
while ((parentid = sch->parent)) {
- if (TC_H_MAJ(parentid) == TC_H_MAJ(TC_H_INGRESS))
+ if (parentid == TC_H_ROOT)
break;
if (sch->flags & TCQ_F_NOPARENT)
diff --git a/net/sched/sch_taprio.c b/net/sched/sch_taprio.c
index 04ed23b5f21b..16ab7b148066 100644
--- a/net/sched/sch_taprio.c
+++ b/net/sched/sch_taprio.c
@@ -1590,7 +1590,8 @@ static int taprio_change(struct Qdisc *sch, struct nlattr *opt,
taprio_start_sched(sch, start, new_admin);
- rcu_assign_pointer(q->admin_sched, new_admin);
+ admin = rcu_replace_pointer(q->admin_sched, new_admin,
+ lockdep_rtnl_is_held());
if (admin)
call_rcu(&admin->rcu, taprio_free_sched_cb);
diff --git a/net/smc/smc_pnet.c b/net/smc/smc_pnet.c
index ed9cfa11b589..7824b32cdb66 100644
--- a/net/smc/smc_pnet.c
+++ b/net/smc/smc_pnet.c
@@ -744,7 +744,7 @@ static int smc_pnet_add_pnetid(struct net *net, u8 *pnetid)
write_lock(&sn->pnetids_ndev.lock);
list_for_each_entry(pi, &sn->pnetids_ndev.list, list) {
- if (smc_pnet_match(pnetid, pe->pnetid)) {
+ if (smc_pnet_match(pnetid, pi->pnetid)) {
refcount_inc(&pi->refcnt);
kfree(pe);
goto unlock;
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index a989231198fe..93b89f835e38 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -15874,10 +15874,8 @@ void nl80211_common_reg_change_event(enum nl80211_commands cmd_id,
genlmsg_end(msg, hdr);
- rcu_read_lock();
genlmsg_multicast_allns(&nl80211_fam, msg, 0,
- NL80211_MCGRP_REGULATORY, GFP_ATOMIC);
- rcu_read_unlock();
+ NL80211_MCGRP_REGULATORY);
return;
@@ -16385,10 +16383,8 @@ void nl80211_send_beacon_hint_event(struct wiphy *wiphy,
genlmsg_end(msg, hdr);
- rcu_read_lock();
genlmsg_multicast_allns(&nl80211_fam, msg, 0,
- NL80211_MCGRP_REGULATORY, GFP_ATOMIC);
- rcu_read_unlock();
+ NL80211_MCGRP_REGULATORY);
return;
diff --git a/net/xfrm/xfrm_device.c b/net/xfrm/xfrm_device.c
index 8b8e957a69c3..4d13f7a372ab 100644
--- a/net/xfrm/xfrm_device.c
+++ b/net/xfrm/xfrm_device.c
@@ -241,6 +241,8 @@ int xfrm_dev_state_add(struct net *net, struct xfrm_state *x,
dev = dev_get_by_index(net, xuo->ifindex);
if (!dev) {
+ struct xfrm_dst_lookup_params params;
+
if (!(xuo->flags & XFRM_OFFLOAD_INBOUND)) {
saddr = &x->props.saddr;
daddr = &x->id.daddr;
@@ -249,9 +251,12 @@ int xfrm_dev_state_add(struct net *net, struct xfrm_state *x,
daddr = &x->props.saddr;
}
- dst = __xfrm_dst_lookup(net, 0, 0, saddr, daddr,
- x->props.family,
- xfrm_smark_get(0, x));
+ memset(¶ms, 0, sizeof(params));
+ params.net = net;
+ params.saddr = saddr;
+ params.daddr = daddr;
+ params.mark = xfrm_smark_get(0, x);
+ dst = __xfrm_dst_lookup(x->props.family, ¶ms);
if (IS_ERR(dst))
return 0;
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 39910d4eff62..a1a662a55c2a 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -251,10 +251,8 @@ static const struct xfrm_if_cb *xfrm_if_get_cb(void)
return rcu_dereference(xfrm_if_cb);
}
-struct dst_entry *__xfrm_dst_lookup(struct net *net, int tos, int oif,
- const xfrm_address_t *saddr,
- const xfrm_address_t *daddr,
- int family, u32 mark)
+struct dst_entry *__xfrm_dst_lookup(int family,
+ const struct xfrm_dst_lookup_params *params)
{
const struct xfrm_policy_afinfo *afinfo;
struct dst_entry *dst;
@@ -263,7 +261,7 @@ struct dst_entry *__xfrm_dst_lookup(struct net *net, int tos, int oif,
if (unlikely(afinfo == NULL))
return ERR_PTR(-EAFNOSUPPORT);
- dst = afinfo->dst_lookup(net, tos, oif, saddr, daddr, mark);
+ dst = afinfo->dst_lookup(params);
rcu_read_unlock();
@@ -277,6 +275,7 @@ static inline struct dst_entry *xfrm_dst_lookup(struct xfrm_state *x,
xfrm_address_t *prev_daddr,
int family, u32 mark)
{
+ struct xfrm_dst_lookup_params params;
struct net *net = xs_net(x);
xfrm_address_t *saddr = &x->props.saddr;
xfrm_address_t *daddr = &x->id.daddr;
@@ -291,7 +290,29 @@ static inline struct dst_entry *xfrm_dst_lookup(struct xfrm_state *x,
daddr = x->coaddr;
}
- dst = __xfrm_dst_lookup(net, tos, oif, saddr, daddr, family, mark);
+ params.net = net;
+ params.saddr = saddr;
+ params.daddr = daddr;
+ params.tos = tos;
+ params.oif = oif;
+ params.mark = mark;
+ params.ipproto = x->id.proto;
+ if (x->encap) {
+ switch (x->encap->encap_type) {
+ case UDP_ENCAP_ESPINUDP:
+ params.ipproto = IPPROTO_UDP;
+ params.uli.ports.sport = x->encap->encap_sport;
+ params.uli.ports.dport = x->encap->encap_dport;
+ break;
+ case TCP_ENCAP_ESPINTCP:
+ params.ipproto = IPPROTO_TCP;
+ params.uli.ports.sport = x->encap->encap_sport;
+ params.uli.ports.dport = x->encap->encap_dport;
+ break;
+ }
+ }
+
+ dst = __xfrm_dst_lookup(family, ¶ms);
if (!IS_ERR(dst)) {
if (prev_saddr != saddr)
@@ -2344,15 +2365,15 @@ int __xfrm_sk_clone_policy(struct sock *sk, const struct sock *osk)
}
static int
-xfrm_get_saddr(struct net *net, int oif, xfrm_address_t *local,
- xfrm_address_t *remote, unsigned short family, u32 mark)
+xfrm_get_saddr(unsigned short family, xfrm_address_t *saddr,
+ const struct xfrm_dst_lookup_params *params)
{
int err;
const struct xfrm_policy_afinfo *afinfo = xfrm_policy_get_afinfo(family);
if (unlikely(afinfo == NULL))
return -EINVAL;
- err = afinfo->get_saddr(net, oif, local, remote, mark);
+ err = afinfo->get_saddr(saddr, params);
rcu_read_unlock();
return err;
}
@@ -2381,9 +2402,14 @@ xfrm_tmpl_resolve_one(struct xfrm_policy *policy, const struct flowi *fl,
remote = &tmpl->id.daddr;
local = &tmpl->saddr;
if (xfrm_addr_any(local, tmpl->encap_family)) {
- error = xfrm_get_saddr(net, fl->flowi_oif,
- &tmp, remote,
- tmpl->encap_family, 0);
+ struct xfrm_dst_lookup_params params;
+
+ memset(¶ms, 0, sizeof(params));
+ params.net = net;
+ params.oif = fl->flowi_oif;
+ params.daddr = remote;
+ error = xfrm_get_saddr(tmpl->encap_family, &tmp,
+ ¶ms);
if (error)
goto fail;
local = &tmp;
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 070946d09381..e28e49499713 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -149,6 +149,7 @@ static int verify_newsa_info(struct xfrm_usersa_info *p,
struct nlattr **attrs)
{
int err;
+ u16 family = p->sel.family;
err = -EINVAL;
switch (p->family) {
@@ -167,7 +168,10 @@ static int verify_newsa_info(struct xfrm_usersa_info *p,
goto out;
}
- switch (p->sel.family) {
+ if (!family && !(p->flags & XFRM_STATE_AF_UNSPEC))
+ family = p->family;
+
+ switch (family) {
case AF_UNSPEC:
break;
diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c
index d893c2280f59..7415f49a3d81 100644
--- a/security/selinux/selinuxfs.c
+++ b/security/selinux/selinuxfs.c
@@ -620,6 +620,13 @@ static ssize_t sel_write_load(struct file *file, const char __user *buf,
ssize_t length;
void *data = NULL;
+ /* no partial writes */
+ if (*ppos)
+ return -EINVAL;
+ /* no empty policies */
+ if (!count)
+ return -EINVAL;
+
mutex_lock(&fsi->state->policy_mutex);
length = avc_has_perm(&selinux_state,
@@ -628,26 +635,21 @@ static ssize_t sel_write_load(struct file *file, const char __user *buf,
if (length)
goto out;
- /* No partial writes. */
- length = -EINVAL;
- if (*ppos != 0)
- goto out;
-
- length = -ENOMEM;
data = vmalloc(count);
- if (!data)
+ if (!data) {
+ length = -ENOMEM;
goto out;
-
- length = -EFAULT;
- if (copy_from_user(data, buf, count) != 0)
+ }
+ if (copy_from_user(data, buf, count) != 0) {
+ length = -EFAULT;
goto out;
+ }
length = security_load_policy(fsi->state, data, count, &load_state);
if (length) {
pr_warn_ratelimited("SELinux: failed to load policy\n");
goto out;
}
-
length = sel_make_policy_nodes(fsi, load_state.policy);
if (length) {
selinux_policy_cancel(fsi->state, &load_state);
@@ -655,13 +657,12 @@ static ssize_t sel_write_load(struct file *file, const char __user *buf,
}
selinux_policy_commit(fsi->state, &load_state);
-
length = count;
-
audit_log(audit_context(), GFP_KERNEL, AUDIT_MAC_POLICY_LOAD,
"auid=%u ses=%u lsm=selinux res=1",
from_kuid(&init_user_ns, audit_get_loginuid(current)),
audit_get_sessionid(current));
+
out:
mutex_unlock(&fsi->state->policy_mutex);
vfree(data);
diff --git a/sound/firewire/amdtp-stream.c b/sound/firewire/amdtp-stream.c
index 7a282d8e7148..bd272ab2048e 100644
--- a/sound/firewire/amdtp-stream.c
+++ b/sound/firewire/amdtp-stream.c
@@ -163,6 +163,9 @@ static int apply_constraint_to_size(struct snd_pcm_hw_params *params,
step = max(step, amdtp_syt_intervals[i]);
}
+ if (step == 0)
+ return -EINVAL;
+
t.min = roundup(s->min, step);
t.max = rounddown(s->max, step);
t.integer = 1;
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 05a2442cfc65..ae58718383e8 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -3789,20 +3789,18 @@ static void alc_default_init(struct hda_codec *codec)
hp_pin_sense = snd_hda_jack_detect(codec, hp_pin);
- if (hp_pin_sense)
+ if (hp_pin_sense) {
msleep(2);
- snd_hda_codec_write(codec, hp_pin, 0,
- AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE);
-
- if (hp_pin_sense)
- msleep(85);
+ snd_hda_codec_write(codec, hp_pin, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
- snd_hda_codec_write(codec, hp_pin, 0,
- AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
+ msleep(75);
- if (hp_pin_sense)
- msleep(100);
+ snd_hda_codec_write(codec, hp_pin, 0,
+ AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE);
+ msleep(75);
+ }
}
static void alc_default_shutup(struct hda_codec *codec)
@@ -3818,22 +3816,20 @@ static void alc_default_shutup(struct hda_codec *codec)
hp_pin_sense = snd_hda_jack_detect(codec, hp_pin);
- if (hp_pin_sense)
+ if (hp_pin_sense) {
msleep(2);
- snd_hda_codec_write(codec, hp_pin, 0,
- AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE);
-
- if (hp_pin_sense)
- msleep(85);
-
- if (!spec->no_shutup_pins)
snd_hda_codec_write(codec, hp_pin, 0,
- AC_VERB_SET_PIN_WIDGET_CONTROL, 0x0);
+ AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE);
- if (hp_pin_sense)
- msleep(100);
+ msleep(75);
+ if (!spec->no_shutup_pins)
+ snd_hda_codec_write(codec, hp_pin, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL, 0x0);
+
+ msleep(75);
+ }
alc_auto_setup_eapd(codec, false);
alc_shutup_pins(codec);
}
@@ -6970,6 +6966,7 @@ enum {
ALC286_FIXUP_ACER_AIO_HEADSET_MIC,
ALC256_FIXUP_ASUS_HEADSET_MIC,
ALC256_FIXUP_ASUS_MIC_NO_PRESENCE,
+ ALC255_FIXUP_PREDATOR_SUBWOOFER,
ALC299_FIXUP_PREDATOR_SPK,
ALC256_FIXUP_MEDION_HEADSET_NO_PRESENCE,
ALC289_FIXUP_DELL_SPK2,
@@ -8204,6 +8201,13 @@ static const struct hda_fixup alc269_fixups[] = {
.chained = true,
.chain_id = ALC256_FIXUP_ASUS_HEADSET_MODE
},
+ [ALC255_FIXUP_PREDATOR_SUBWOOFER] = {
+ .type = HDA_FIXUP_PINS,
+ .v.pins = (const struct hda_pintbl[]) {
+ { 0x17, 0x90170151 }, /* use as internal speaker (LFE) */
+ { 0x1b, 0x90170152 } /* use as internal speaker (back) */
+ }
+ },
[ALC299_FIXUP_PREDATOR_SPK] = {
.type = HDA_FIXUP_PINS,
.v.pins = (const struct hda_pintbl[]) {
@@ -8936,6 +8940,8 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1025, 0x110e, "Acer Aspire ES1-432", ALC255_FIXUP_ACER_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1025, 0x1166, "Acer Veriton N4640G", ALC269_FIXUP_LIFEBOOK),
SND_PCI_QUIRK(0x1025, 0x1167, "Acer Veriton N6640G", ALC269_FIXUP_LIFEBOOK),
+ SND_PCI_QUIRK(0x1025, 0x1177, "Acer Predator G9-593", ALC255_FIXUP_PREDATOR_SUBWOOFER),
+ SND_PCI_QUIRK(0x1025, 0x1178, "Acer Predator G9-593", ALC255_FIXUP_PREDATOR_SUBWOOFER),
SND_PCI_QUIRK(0x1025, 0x1246, "Acer Predator Helios 500", ALC299_FIXUP_PREDATOR_SPK),
SND_PCI_QUIRK(0x1025, 0x1247, "Acer vCopperbox", ALC269VC_FIXUP_ACER_VCOPPERBOX_PINS),
SND_PCI_QUIRK(0x1025, 0x1248, "Acer Veriton N4660G", ALC269VC_FIXUP_ACER_MIC_NO_PRESENCE),
diff --git a/sound/soc/codecs/cs42l51.c b/sound/soc/codecs/cs42l51.c
index 4b026e1c3fe3..09445db29aa1 100644
--- a/sound/soc/codecs/cs42l51.c
+++ b/sound/soc/codecs/cs42l51.c
@@ -754,8 +754,10 @@ int cs42l51_probe(struct device *dev, struct regmap *regmap)
cs42l51->reset_gpio = devm_gpiod_get_optional(dev, "reset",
GPIOD_OUT_LOW);
- if (IS_ERR(cs42l51->reset_gpio))
- return PTR_ERR(cs42l51->reset_gpio);
+ if (IS_ERR(cs42l51->reset_gpio)) {
+ ret = PTR_ERR(cs42l51->reset_gpio);
+ goto error;
+ }
if (cs42l51->reset_gpio) {
dev_dbg(dev, "Release reset gpio\n");
@@ -787,6 +789,7 @@ int cs42l51_probe(struct device *dev, struct regmap *regmap)
return 0;
error:
+ gpiod_set_value_cansleep(cs42l51->reset_gpio, 1);
regulator_bulk_disable(ARRAY_SIZE(cs42l51->supplies),
cs42l51->supplies);
return ret;
diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c
index 03731d14d475..998102711da0 100644
--- a/sound/soc/fsl/fsl_sai.c
+++ b/sound/soc/fsl/fsl_sai.c
@@ -490,6 +490,9 @@ static int fsl_sai_hw_params(struct snd_pcm_substream *substream,
val_cr4 |= FSL_SAI_CR4_FRSZ(slots);
+ /* Set to avoid channel swap */
+ val_cr4 |= FSL_SAI_CR4_FCONT;
+
/* Set to output mode to avoid tri-stated data pins */
if (tx)
val_cr4 |= FSL_SAI_CR4_CHMOD;
@@ -515,7 +518,7 @@ static int fsl_sai_hw_params(struct snd_pcm_substream *substream,
FSL_SAI_CR3_TRCE((1 << pins) - 1));
regmap_update_bits(sai->regmap, FSL_SAI_xCR4(tx, ofs),
FSL_SAI_CR4_SYWD_MASK | FSL_SAI_CR4_FRSZ_MASK |
- FSL_SAI_CR4_CHMOD_MASK,
+ FSL_SAI_CR4_CHMOD_MASK | FSL_SAI_CR4_FCONT_MASK,
val_cr4);
regmap_update_bits(sai->regmap, FSL_SAI_xCR5(tx, ofs),
FSL_SAI_CR5_WNW_MASK | FSL_SAI_CR5_W0W_MASK |
diff --git a/sound/soc/fsl/fsl_sai.h b/sound/soc/fsl/fsl_sai.h
index 691847d54b17..eff3b7b2dd3e 100644
--- a/sound/soc/fsl/fsl_sai.h
+++ b/sound/soc/fsl/fsl_sai.h
@@ -132,6 +132,7 @@
/* SAI Transmit and Receive Configuration 4 Register */
+#define FSL_SAI_CR4_FCONT_MASK BIT(28)
#define FSL_SAI_CR4_FCONT BIT(28)
#define FSL_SAI_CR4_FCOMB_SHIFT BIT(26)
#define FSL_SAI_CR4_FCOMB_SOFT BIT(27)
diff --git a/sound/soc/qcom/lpass-cpu.c b/sound/soc/qcom/lpass-cpu.c
index 9e70c193d7f4..2aef6213c654 100644
--- a/sound/soc/qcom/lpass-cpu.c
+++ b/sound/soc/qcom/lpass-cpu.c
@@ -946,6 +946,8 @@ int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev)
/* Allocation for i2sctl regmap fields */
drvdata->i2sctl = devm_kzalloc(&pdev->dev, sizeof(struct lpaif_i2sctl),
GFP_KERNEL);
+ if (!drvdata->i2sctl)
+ return -ENOMEM;
/* Initialize bitfields for dai I2SCTL register */
ret = lpass_cpu_init_i2sctl_bitfields(dev, drvdata->i2sctl,
diff --git a/tools/testing/selftests/vm/hmm-tests.c b/tools/testing/selftests/vm/hmm-tests.c
index 426dccc08f90..738c34eb50af 100644
--- a/tools/testing/selftests/vm/hmm-tests.c
+++ b/tools/testing/selftests/vm/hmm-tests.c
@@ -1474,7 +1474,7 @@ TEST_F(hmm2, double_map)
buffer->fd = -1;
buffer->size = size;
- buffer->mirror = malloc(npages);
+ buffer->mirror = malloc(size);
ASSERT_NE(buffer->mirror, NULL);
/* Reserve a range of addresses. */
diff --git a/tools/usb/usbip/src/usbip_detach.c b/tools/usb/usbip/src/usbip_detach.c
index aec993159036..bc663ca79c74 100644
--- a/tools/usb/usbip/src/usbip_detach.c
+++ b/tools/usb/usbip/src/usbip_detach.c
@@ -68,6 +68,7 @@ static int detach_port(char *port)
}
if (!found) {
+ ret = -1;
err("Invalid port %s > maxports %d",
port, vhci_driver->nports);
goto call_driver_close;
