From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
torvalds@linux-foundation.org, stable@vger.kernel.org
Cc: lwn@lwn.net, jslaby@suse.cz,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: Re: Linux 5.10.77
Date: Tue, 2 Nov 2021 20:50:53 +0100 [thread overview]
Message-ID: <16358826522652@kroah.com> (raw)
In-Reply-To: <163588265215580@kroah.com>
diff --git a/Makefile b/Makefile
index 605bd943b224..a58f49e415dc 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 10
-SUBLEVEL = 76
+SUBLEVEL = 77
EXTRAVERSION =
NAME = Dare mighty things
diff --git a/arch/arm/boot/compressed/decompress.c b/arch/arm/boot/compressed/decompress.c
index aa075d8372ea..74255e819831 100644
--- a/arch/arm/boot/compressed/decompress.c
+++ b/arch/arm/boot/compressed/decompress.c
@@ -47,7 +47,10 @@ extern char * strchrnul(const char *, int);
#endif
#ifdef CONFIG_KERNEL_XZ
+/* Prevent KASAN override of string helpers in decompressor */
+#undef memmove
#define memmove memmove
+#undef memcpy
#define memcpy memcpy
#include "../../../../lib/decompress_unxz.c"
#endif
diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h
index a13d90206472..d9db752c51fe 100644
--- a/arch/arm/include/asm/uaccess.h
+++ b/arch/arm/include/asm/uaccess.h
@@ -200,6 +200,7 @@ extern int __get_user_64t_4(void *);
register unsigned long __l asm("r1") = __limit; \
register int __e asm("r0"); \
unsigned int __ua_flags = uaccess_save_and_enable(); \
+ int __tmp_e; \
switch (sizeof(*(__p))) { \
case 1: \
if (sizeof((x)) >= 8) \
@@ -227,9 +228,10 @@ extern int __get_user_64t_4(void *);
break; \
default: __e = __get_user_bad(); break; \
} \
+ __tmp_e = __e; \
uaccess_restore(__ua_flags); \
x = (typeof(*(p))) __r2; \
- __e; \
+ __tmp_e; \
})
#define get_user(x, p) \
diff --git a/arch/arm/kernel/vmlinux-xip.lds.S b/arch/arm/kernel/vmlinux-xip.lds.S
index 50136828f5b5..f14c2360ea0b 100644
--- a/arch/arm/kernel/vmlinux-xip.lds.S
+++ b/arch/arm/kernel/vmlinux-xip.lds.S
@@ -40,6 +40,10 @@ SECTIONS
ARM_DISCARD
*(.alt.smp.init)
*(.pv_table)
+#ifndef CONFIG_ARM_UNWIND
+ *(.ARM.exidx) *(.ARM.exidx.*)
+ *(.ARM.extab) *(.ARM.extab.*)
+#endif
}
. = XIP_VIRT_ADDR(CONFIG_XIP_PHYS_ADDR);
@@ -172,7 +176,7 @@ ASSERT((__arch_info_end - __arch_info_begin), "no machine record defined")
ASSERT((_end - __bss_start) >= 12288, ".bss too small for CONFIG_XIP_DEFLATED_DATA")
#endif
-#ifdef CONFIG_ARM_MPU
+#if defined(CONFIG_ARM_MPU) && !defined(CONFIG_COMPILE_TEST)
/*
* Due to PMSAv7 restriction on base address and size we have to
* enforce minimal alignment restrictions. It was seen that weaker
diff --git a/arch/arm/mm/proc-macros.S b/arch/arm/mm/proc-macros.S
index e2c743aa2eb2..d9f7dfe2a7ed 100644
--- a/arch/arm/mm/proc-macros.S
+++ b/arch/arm/mm/proc-macros.S
@@ -340,6 +340,7 @@ ENTRY(\name\()_cache_fns)
.macro define_tlb_functions name:req, flags_up:req, flags_smp
.type \name\()_tlb_fns, #object
+ .align 2
ENTRY(\name\()_tlb_fns)
.long \name\()_flush_user_tlb_range
.long \name\()_flush_kern_tlb_range
diff --git a/arch/arm/probes/kprobes/core.c b/arch/arm/probes/kprobes/core.c
index a9653117ca0d..e513d8a46776 100644
--- a/arch/arm/probes/kprobes/core.c
+++ b/arch/arm/probes/kprobes/core.c
@@ -462,7 +462,7 @@ static struct undef_hook kprobes_arm_break_hook = {
#endif /* !CONFIG_THUMB2_KERNEL */
-int __init arch_init_kprobes()
+int __init arch_init_kprobes(void)
{
arm_probes_decode_init();
#ifdef CONFIG_THUMB2_KERNEL
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts b/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts
index b059e20813bd..e8ab8c2df51a 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts
@@ -75,7 +75,7 @@ &emac {
pinctrl-0 = <&emac_rgmii_pins>;
phy-supply = <®_gmac_3v3>;
phy-handle = <&ext_rgmii_phy>;
- phy-mode = "rgmii";
+ phy-mode = "rgmii-id";
status = "okay";
};
diff --git a/arch/arm64/lib/copy_from_user.S b/arch/arm64/lib/copy_from_user.S
index 0f8a3a9e3795..957a6d092d7a 100644
--- a/arch/arm64/lib/copy_from_user.S
+++ b/arch/arm64/lib/copy_from_user.S
@@ -29,7 +29,7 @@
.endm
.macro ldrh1 reg, ptr, val
- uao_user_alternative 9998f, ldrh, ldtrh, \reg, \ptr, \val
+ uao_user_alternative 9997f, ldrh, ldtrh, \reg, \ptr, \val
.endm
.macro strh1 reg, ptr, val
@@ -37,7 +37,7 @@
.endm
.macro ldr1 reg, ptr, val
- uao_user_alternative 9998f, ldr, ldtr, \reg, \ptr, \val
+ uao_user_alternative 9997f, ldr, ldtr, \reg, \ptr, \val
.endm
.macro str1 reg, ptr, val
@@ -45,7 +45,7 @@
.endm
.macro ldp1 reg1, reg2, ptr, val
- uao_ldp 9998f, \reg1, \reg2, \ptr, \val
+ uao_ldp 9997f, \reg1, \reg2, \ptr, \val
.endm
.macro stp1 reg1, reg2, ptr, val
@@ -53,8 +53,10 @@
.endm
end .req x5
+srcin .req x15
SYM_FUNC_START(__arch_copy_from_user)
add end, x0, x2
+ mov srcin, x1
#include "copy_template.S"
mov x0, #0 // Nothing to copy
ret
@@ -63,6 +65,11 @@ EXPORT_SYMBOL(__arch_copy_from_user)
.section .fixup,"ax"
.align 2
+9997: cmp dst, dstin
+ b.ne 9998f
+ // Before being absolutely sure we couldn't copy anything, try harder
+USER(9998f, ldtrb tmp1w, [srcin])
+ strb tmp1w, [dst], #1
9998: sub x0, end, dst // bytes not copied
ret
.previous
diff --git a/arch/arm64/lib/copy_in_user.S b/arch/arm64/lib/copy_in_user.S
index 80e37ada0ee1..35c01da09323 100644
--- a/arch/arm64/lib/copy_in_user.S
+++ b/arch/arm64/lib/copy_in_user.S
@@ -30,33 +30,34 @@
.endm
.macro ldrh1 reg, ptr, val
- uao_user_alternative 9998f, ldrh, ldtrh, \reg, \ptr, \val
+ uao_user_alternative 9997f, ldrh, ldtrh, \reg, \ptr, \val
.endm
.macro strh1 reg, ptr, val
- uao_user_alternative 9998f, strh, sttrh, \reg, \ptr, \val
+ uao_user_alternative 9997f, strh, sttrh, \reg, \ptr, \val
.endm
.macro ldr1 reg, ptr, val
- uao_user_alternative 9998f, ldr, ldtr, \reg, \ptr, \val
+ uao_user_alternative 9997f, ldr, ldtr, \reg, \ptr, \val
.endm
.macro str1 reg, ptr, val
- uao_user_alternative 9998f, str, sttr, \reg, \ptr, \val
+ uao_user_alternative 9997f, str, sttr, \reg, \ptr, \val
.endm
.macro ldp1 reg1, reg2, ptr, val
- uao_ldp 9998f, \reg1, \reg2, \ptr, \val
+ uao_ldp 9997f, \reg1, \reg2, \ptr, \val
.endm
.macro stp1 reg1, reg2, ptr, val
- uao_stp 9998f, \reg1, \reg2, \ptr, \val
+ uao_stp 9997f, \reg1, \reg2, \ptr, \val
.endm
end .req x5
-
+srcin .req x15
SYM_FUNC_START(__arch_copy_in_user)
add end, x0, x2
+ mov srcin, x1
#include "copy_template.S"
mov x0, #0
ret
@@ -65,6 +66,12 @@ EXPORT_SYMBOL(__arch_copy_in_user)
.section .fixup,"ax"
.align 2
+9997: cmp dst, dstin
+ b.ne 9998f
+ // Before being absolutely sure we couldn't copy anything, try harder
+USER(9998f, ldtrb tmp1w, [srcin])
+USER(9998f, sttrb tmp1w, [dst])
+ add dst, dst, #1
9998: sub x0, end, dst // bytes not copied
ret
.previous
diff --git a/arch/arm64/lib/copy_to_user.S b/arch/arm64/lib/copy_to_user.S
index 4ec59704b8f2..85705350ff35 100644
--- a/arch/arm64/lib/copy_to_user.S
+++ b/arch/arm64/lib/copy_to_user.S
@@ -32,7 +32,7 @@
.endm
.macro strh1 reg, ptr, val
- uao_user_alternative 9998f, strh, sttrh, \reg, \ptr, \val
+ uao_user_alternative 9997f, strh, sttrh, \reg, \ptr, \val
.endm
.macro ldr1 reg, ptr, val
@@ -40,7 +40,7 @@
.endm
.macro str1 reg, ptr, val
- uao_user_alternative 9998f, str, sttr, \reg, \ptr, \val
+ uao_user_alternative 9997f, str, sttr, \reg, \ptr, \val
.endm
.macro ldp1 reg1, reg2, ptr, val
@@ -48,12 +48,14 @@
.endm
.macro stp1 reg1, reg2, ptr, val
- uao_stp 9998f, \reg1, \reg2, \ptr, \val
+ uao_stp 9997f, \reg1, \reg2, \ptr, \val
.endm
end .req x5
+srcin .req x15
SYM_FUNC_START(__arch_copy_to_user)
add end, x0, x2
+ mov srcin, x1
#include "copy_template.S"
mov x0, #0
ret
@@ -62,6 +64,12 @@ EXPORT_SYMBOL(__arch_copy_to_user)
.section .fixup,"ax"
.align 2
+9997: cmp dst, dstin
+ b.ne 9998f
+ // Before being absolutely sure we couldn't copy anything, try harder
+ ldrb tmp1w, [srcin]
+USER(9998f, sttrb tmp1w, [dst])
+ add dst, dst, #1
9998: sub x0, end, dst // bytes not copied
ret
.previous
diff --git a/arch/nios2/platform/Kconfig.platform b/arch/nios2/platform/Kconfig.platform
index 9e32fb7f3d4c..e849daff6fd1 100644
--- a/arch/nios2/platform/Kconfig.platform
+++ b/arch/nios2/platform/Kconfig.platform
@@ -37,6 +37,7 @@ config NIOS2_DTB_PHYS_ADDR
config NIOS2_DTB_SOURCE_BOOL
bool "Compile and link device tree into kernel image"
+ depends on !COMPILE_TEST
help
This allows you to specify a dts (device tree source) file
which will be compiled and linked into the kernel image.
diff --git a/arch/powerpc/net/bpf_jit_comp64.c b/arch/powerpc/net/bpf_jit_comp64.c
index 0752967f351b..a2750d6ffd0f 100644
--- a/arch/powerpc/net/bpf_jit_comp64.c
+++ b/arch/powerpc/net/bpf_jit_comp64.c
@@ -415,8 +415,14 @@ static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image,
case BPF_ALU64 | BPF_DIV | BPF_K: /* dst /= imm */
if (imm == 0)
return -EINVAL;
- else if (imm == 1)
- goto bpf_alu32_trunc;
+ if (imm == 1) {
+ if (BPF_OP(code) == BPF_DIV) {
+ goto bpf_alu32_trunc;
+ } else {
+ EMIT(PPC_RAW_LI(dst_reg, 0));
+ break;
+ }
+ }
PPC_LI32(b2p[TMP_REG_1], imm);
switch (BPF_CLASS(code)) {
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index f7abd118d23d..1b894c327578 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -138,6 +138,12 @@ config PAGE_OFFSET
default 0xffffffff80000000 if 64BIT && MAXPHYSMEM_2GB
default 0xffffffe000000000 if 64BIT && MAXPHYSMEM_128GB
+config KASAN_SHADOW_OFFSET
+ hex
+ depends on KASAN_GENERIC
+ default 0xdfffffc800000000 if 64BIT
+ default 0xffffffff if 32BIT
+
config ARCH_FLATMEM_ENABLE
def_bool y
diff --git a/arch/riscv/include/asm/kasan.h b/arch/riscv/include/asm/kasan.h
index b04028c6218c..db10a64e3b98 100644
--- a/arch/riscv/include/asm/kasan.h
+++ b/arch/riscv/include/asm/kasan.h
@@ -14,8 +14,7 @@
#define KASAN_SHADOW_START KERN_VIRT_START /* 2^64 - 2^38 */
#define KASAN_SHADOW_END (KASAN_SHADOW_START + KASAN_SHADOW_SIZE)
-#define KASAN_SHADOW_OFFSET (KASAN_SHADOW_END - (1ULL << \
- (64 - KASAN_SHADOW_SCALE_SHIFT)))
+#define KASAN_SHADOW_OFFSET _AC(CONFIG_KASAN_SHADOW_OFFSET, UL)
void kasan_init(void);
asmlinkage void kasan_early_init(void);
diff --git a/arch/riscv/kernel/head.S b/arch/riscv/kernel/head.S
index 7e849797c9c3..1a819c18bede 100644
--- a/arch/riscv/kernel/head.S
+++ b/arch/riscv/kernel/head.S
@@ -175,6 +175,7 @@ setup_trap_vector:
csrw CSR_SCRATCH, zero
ret
+.align 2
.Lsecondary_park:
/* We lack SMP support or have too many harts, so park this hart */
wfi
diff --git a/arch/riscv/mm/kasan_init.c b/arch/riscv/mm/kasan_init.c
index a8a2ffd9114a..883c3be43ea9 100644
--- a/arch/riscv/mm/kasan_init.c
+++ b/arch/riscv/mm/kasan_init.c
@@ -16,6 +16,9 @@ asmlinkage void __init kasan_early_init(void)
uintptr_t i;
pgd_t *pgd = early_pg_dir + pgd_index(KASAN_SHADOW_START);
+ BUILD_BUG_ON(KASAN_SHADOW_OFFSET !=
+ KASAN_SHADOW_END - (1UL << (64 - KASAN_SHADOW_SCALE_SHIFT)));
+
for (i = 0; i < PTRS_PER_PTE; ++i)
set_pte(kasan_early_shadow_pte + i,
mk_pte(virt_to_page(kasan_early_shadow_page),
diff --git a/arch/riscv/net/bpf_jit_core.c b/arch/riscv/net/bpf_jit_core.c
index 3630d447352c..cbf7d2414886 100644
--- a/arch/riscv/net/bpf_jit_core.c
+++ b/arch/riscv/net/bpf_jit_core.c
@@ -125,7 +125,8 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *prog)
if (i == NR_JIT_ITERATIONS) {
pr_err("bpf-jit: image did not converge in <%d passes!\n", i);
- bpf_jit_binary_free(jit_data->header);
+ if (jit_data->header)
+ bpf_jit_binary_free(jit_data->header);
prog = orig_prog;
goto out_offset;
}
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
index 2bb9996ff09b..e6c4f29fc695 100644
--- a/arch/s390/kvm/interrupt.c
+++ b/arch/s390/kvm/interrupt.c
@@ -3053,13 +3053,14 @@ static void __airqs_kick_single_vcpu(struct kvm *kvm, u8 deliverable_mask)
int vcpu_idx, online_vcpus = atomic_read(&kvm->online_vcpus);
struct kvm_s390_gisa_interrupt *gi = &kvm->arch.gisa_int;
struct kvm_vcpu *vcpu;
+ u8 vcpu_isc_mask;
for_each_set_bit(vcpu_idx, kvm->arch.idle_mask, online_vcpus) {
vcpu = kvm_get_vcpu(kvm, vcpu_idx);
if (psw_ioint_disabled(vcpu))
continue;
- deliverable_mask &= (u8)(vcpu->arch.sie_block->gcr[6] >> 24);
- if (deliverable_mask) {
+ vcpu_isc_mask = (u8)(vcpu->arch.sie_block->gcr[6] >> 24);
+ if (deliverable_mask & vcpu_isc_mask) {
/* lately kicked but not yet running */
if (test_and_set_bit(vcpu_idx, gi->kicked_mask))
return;
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 7f719b468b44..00f03f363c9b 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -3312,6 +3312,7 @@ int kvm_arch_vcpu_create(struct kvm_vcpu *vcpu)
int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu)
{
+ clear_bit(vcpu->vcpu_idx, vcpu->kvm->arch.gisa_int.kicked_mask);
return kvm_s390_vcpu_has_irq(vcpu, 0);
}
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index b62446ea5f40..11be88f70690 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -3892,8 +3892,8 @@ static int mv_chip_id(struct ata_host *host, unsigned int board_idx)
break;
default:
- dev_err(host->dev, "BUG: invalid board index %u\n", board_idx);
- return 1;
+ dev_alert(host->dev, "BUG: invalid board index %u\n", board_idx);
+ return -EINVAL;
}
hpriv->hp_flags = hp_flags;
diff --git a/drivers/base/regmap/regcache-rbtree.c b/drivers/base/regmap/regcache-rbtree.c
index cfa29dc89bbf..fabf87058d80 100644
--- a/drivers/base/regmap/regcache-rbtree.c
+++ b/drivers/base/regmap/regcache-rbtree.c
@@ -281,14 +281,14 @@ static int regcache_rbtree_insert_to_block(struct regmap *map,
if (!blk)
return -ENOMEM;
+ rbnode->block = blk;
+
if (BITS_TO_LONGS(blklen) > BITS_TO_LONGS(rbnode->blklen)) {
present = krealloc(rbnode->cache_present,
BITS_TO_LONGS(blklen) * sizeof(*present),
GFP_KERNEL);
- if (!present) {
- kfree(blk);
+ if (!present)
return -ENOMEM;
- }
memset(present + BITS_TO_LONGS(rbnode->blklen), 0,
(BITS_TO_LONGS(blklen) - BITS_TO_LONGS(rbnode->blklen))
@@ -305,7 +305,6 @@ static int regcache_rbtree_insert_to_block(struct regmap *map,
}
/* update the rbnode block, its size and the base register */
- rbnode->block = blk;
rbnode->blklen = blklen;
rbnode->base_reg = base_reg;
rbnode->cache_present = present;
diff --git a/drivers/gpio/gpio-xgs-iproc.c b/drivers/gpio/gpio-xgs-iproc.c
index ad5489a65d54..dd40277b9d06 100644
--- a/drivers/gpio/gpio-xgs-iproc.c
+++ b/drivers/gpio/gpio-xgs-iproc.c
@@ -224,7 +224,7 @@ static int iproc_gpio_probe(struct platform_device *pdev)
}
chip->gc.label = dev_name(dev);
- if (of_property_read_u32(dn, "ngpios", &num_gpios))
+ if (!of_property_read_u32(dn, "ngpios", &num_gpios))
chip->gc.ngpio = num_gpios;
irq = platform_get_irq(pdev, 0);
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
index fbb65c95464b..e43f82bcb231 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
@@ -264,7 +264,7 @@ static ssize_t dp_link_settings_write(struct file *f, const char __user *buf,
if (!wr_buf)
return -ENOSPC;
- if (parse_write_buffer_into_params(wr_buf, size,
+ if (parse_write_buffer_into_params(wr_buf, wr_buf_size,
(long *)param, buf,
max_param_num,
¶m_nums)) {
diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index fb2a25f8408f..8fba425a7626 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -322,6 +322,7 @@ static void ttm_transfered_destroy(struct ttm_buffer_object *bo)
struct ttm_transfer_obj *fbo;
fbo = container_of(bo, struct ttm_transfer_obj, base);
+ dma_resv_fini(&fbo->base.base._resv);
ttm_bo_put(fbo->bo);
kfree(fbo);
}
diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c
index 8c930bf1df89..de88f472eaad 100644
--- a/drivers/infiniband/core/sa_query.c
+++ b/drivers/infiniband/core/sa_query.c
@@ -760,8 +760,9 @@ static void ib_nl_set_path_rec_attrs(struct sk_buff *skb,
/* Construct the family header first */
header = skb_put(skb, NLMSG_ALIGN(sizeof(*header)));
- memcpy(header->device_name, dev_name(&query->port->agent->device->dev),
- LS_DEVICE_NAME_MAX);
+ strscpy_pad(header->device_name,
+ dev_name(&query->port->agent->device->dev),
+ LS_DEVICE_NAME_MAX);
header->port_num = query->port->port_num;
if ((comp_mask & IB_SA_PATH_REC_REVERSIBLE) &&
diff --git a/drivers/infiniband/hw/hfi1/pio.c b/drivers/infiniband/hw/hfi1/pio.c
index ff864f6f0266..1cd8f80f097a 100644
--- a/drivers/infiniband/hw/hfi1/pio.c
+++ b/drivers/infiniband/hw/hfi1/pio.c
@@ -920,6 +920,7 @@ void sc_disable(struct send_context *sc)
{
u64 reg;
struct pio_buf *pbuf;
+ LIST_HEAD(wake_list);
if (!sc)
return;
@@ -954,19 +955,21 @@ void sc_disable(struct send_context *sc)
spin_unlock(&sc->release_lock);
write_seqlock(&sc->waitlock);
- while (!list_empty(&sc->piowait)) {
+ if (!list_empty(&sc->piowait))
+ list_move(&sc->piowait, &wake_list);
+ write_sequnlock(&sc->waitlock);
+ while (!list_empty(&wake_list)) {
struct iowait *wait;
struct rvt_qp *qp;
struct hfi1_qp_priv *priv;
- wait = list_first_entry(&sc->piowait, struct iowait, list);
+ wait = list_first_entry(&wake_list, struct iowait, list);
qp = iowait_to_qp(wait);
priv = qp->priv;
list_del_init(&priv->s_iowait.list);
priv->s_iowait.lock = NULL;
hfi1_qp_wakeup(qp, RVT_S_WAIT_PIO | HFI1_S_WAIT_PIO_DRAIN);
}
- write_sequnlock(&sc->waitlock);
spin_unlock_irq(&sc->alloc_lock);
}
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 011477356a1d..7a2bec0ac005 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -4216,6 +4216,8 @@ static int mlx5_ib_modify_dct(struct ib_qp *ibqp, struct ib_qp_attr *attr,
MLX5_SET(dctc, dctc, mtu, attr->path_mtu);
MLX5_SET(dctc, dctc, my_addr_index, attr->ah_attr.grh.sgid_index);
MLX5_SET(dctc, dctc, hop_limit, attr->ah_attr.grh.hop_limit);
+ if (attr->ah_attr.type == RDMA_AH_ATTR_TYPE_ROCE)
+ MLX5_SET(dctc, dctc, eth_prio, attr->ah_attr.sl & 0x7);
err = mlx5_core_create_dct(dev, &qp->dct.mdct, qp->dct.in,
MLX5_ST_SZ_BYTES(create_dct_in), out,
diff --git a/drivers/infiniband/hw/qib/qib_user_sdma.c b/drivers/infiniband/hw/qib/qib_user_sdma.c
index a67599b5a550..ac11943a5ddb 100644
--- a/drivers/infiniband/hw/qib/qib_user_sdma.c
+++ b/drivers/infiniband/hw/qib/qib_user_sdma.c
@@ -602,7 +602,7 @@ static int qib_user_sdma_coalesce(const struct qib_devdata *dd,
/*
* How many pages in this iovec element?
*/
-static int qib_user_sdma_num_pages(const struct iovec *iov)
+static size_t qib_user_sdma_num_pages(const struct iovec *iov)
{
const unsigned long addr = (unsigned long) iov->iov_base;
const unsigned long len = iov->iov_len;
@@ -658,7 +658,7 @@ static void qib_user_sdma_free_pkt_frag(struct device *dev,
static int qib_user_sdma_pin_pages(const struct qib_devdata *dd,
struct qib_user_sdma_queue *pq,
struct qib_user_sdma_pkt *pkt,
- unsigned long addr, int tlen, int npages)
+ unsigned long addr, int tlen, size_t npages)
{
struct page *pages[8];
int i, j;
@@ -722,7 +722,7 @@ static int qib_user_sdma_pin_pkt(const struct qib_devdata *dd,
unsigned long idx;
for (idx = 0; idx < niov; idx++) {
- const int npages = qib_user_sdma_num_pages(iov + idx);
+ const size_t npages = qib_user_sdma_num_pages(iov + idx);
const unsigned long addr = (unsigned long) iov[idx].iov_base;
ret = qib_user_sdma_pin_pages(dd, pq, pkt, addr,
@@ -824,8 +824,8 @@ static int qib_user_sdma_queue_pkts(const struct qib_devdata *dd,
unsigned pktnw;
unsigned pktnwc;
int nfrags = 0;
- int npages = 0;
- int bytes_togo = 0;
+ size_t npages = 0;
+ size_t bytes_togo = 0;
int tiddma = 0;
int cfur;
@@ -885,7 +885,11 @@ static int qib_user_sdma_queue_pkts(const struct qib_devdata *dd,
npages += qib_user_sdma_num_pages(&iov[idx]);
- bytes_togo += slen;
+ if (check_add_overflow(bytes_togo, slen, &bytes_togo) ||
+ bytes_togo > type_max(typeof(pkt->bytes_togo))) {
+ ret = -EINVAL;
+ goto free_pbc;
+ }
pktnwc += slen >> 2;
idx++;
nfrags++;
@@ -904,8 +908,7 @@ static int qib_user_sdma_queue_pkts(const struct qib_devdata *dd,
}
if (frag_size) {
- int tidsmsize, n;
- size_t pktsize;
+ size_t tidsmsize, n, pktsize, sz, addrlimit;
n = npages*((2*PAGE_SIZE/frag_size)+1);
pktsize = struct_size(pkt, addr, n);
@@ -923,14 +926,24 @@ static int qib_user_sdma_queue_pkts(const struct qib_devdata *dd,
else
tidsmsize = 0;
- pkt = kmalloc(pktsize+tidsmsize, GFP_KERNEL);
+ if (check_add_overflow(pktsize, tidsmsize, &sz)) {
+ ret = -EINVAL;
+ goto free_pbc;
+ }
+ pkt = kmalloc(sz, GFP_KERNEL);
if (!pkt) {
ret = -ENOMEM;
goto free_pbc;
}
pkt->largepkt = 1;
pkt->frag_size = frag_size;
- pkt->addrlimit = n + ARRAY_SIZE(pkt->addr);
+ if (check_add_overflow(n, ARRAY_SIZE(pkt->addr),
+ &addrlimit) ||
+ addrlimit > type_max(typeof(pkt->addrlimit))) {
+ ret = -EINVAL;
+ goto free_pbc;
+ }
+ pkt->addrlimit = addrlimit;
if (tiddma) {
char *tidsm = (char *)pkt + pktsize;
diff --git a/drivers/mmc/host/cqhci.c b/drivers/mmc/host/cqhci.c
index 697fe40756bf..7ba4f714106f 100644
--- a/drivers/mmc/host/cqhci.c
+++ b/drivers/mmc/host/cqhci.c
@@ -273,6 +273,9 @@ static void __cqhci_enable(struct cqhci_host *cq_host)
cqhci_writel(cq_host, cqcfg, CQHCI_CFG);
+ if (cqhci_readl(cq_host, CQHCI_CTL) & CQHCI_HALT)
+ cqhci_writel(cq_host, 0, CQHCI_CTL);
+
mmc->cqe_on = true;
if (cq_host->ops->enable)
diff --git a/drivers/mmc/host/dw_mmc-exynos.c b/drivers/mmc/host/dw_mmc-exynos.c
index 0c75810812a0..1f8a3c0ddfe1 100644
--- a/drivers/mmc/host/dw_mmc-exynos.c
+++ b/drivers/mmc/host/dw_mmc-exynos.c
@@ -464,6 +464,18 @@ static s8 dw_mci_exynos_get_best_clksmpl(u8 candiates)
}
}
+ /*
+ * If there is no cadiates value, then it needs to return -EIO.
+ * If there are candiates values and don't find bset clk sample value,
+ * then use a first candiates clock sample value.
+ */
+ for (i = 0; i < iter; i++) {
+ __c = ror8(candiates, i);
+ if ((__c & 0x1) == 0x1) {
+ loc = i;
+ goto out;
+ }
+ }
out:
return loc;
}
@@ -494,6 +506,8 @@ static int dw_mci_exynos_execute_tuning(struct dw_mci_slot *slot, u32 opcode)
priv->tuned_sample = found;
} else {
ret = -EIO;
+ dev_warn(&mmc->class_dev,
+ "There is no candiates value about clksmpl!\n");
}
return ret;
diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index dc84e2dff408..fb8b9475b1d0 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -2503,6 +2503,25 @@ static int msdc_drv_probe(struct platform_device *pdev)
host->dma_mask = DMA_BIT_MASK(32);
mmc_dev(mmc)->dma_mask = &host->dma_mask;
+ host->timeout_clks = 3 * 1048576;
+ host->dma.gpd = dma_alloc_coherent(&pdev->dev,
+ 2 * sizeof(struct mt_gpdma_desc),
+ &host->dma.gpd_addr, GFP_KERNEL);
+ host->dma.bd = dma_alloc_coherent(&pdev->dev,
+ MAX_BD_NUM * sizeof(struct mt_bdma_desc),
+ &host->dma.bd_addr, GFP_KERNEL);
+ if (!host->dma.gpd || !host->dma.bd) {
+ ret = -ENOMEM;
+ goto release_mem;
+ }
+ msdc_init_gpd_bd(host, &host->dma);
+ INIT_DELAYED_WORK(&host->req_timeout, msdc_request_timeout);
+ spin_lock_init(&host->lock);
+
+ platform_set_drvdata(pdev, mmc);
+ msdc_ungate_clock(host);
+ msdc_init_hw(host);
+
if (mmc->caps2 & MMC_CAP2_CQE) {
host->cq_host = devm_kzalloc(mmc->parent,
sizeof(*host->cq_host),
@@ -2523,25 +2542,6 @@ static int msdc_drv_probe(struct platform_device *pdev)
mmc->max_seg_size = 64 * 1024;
}
- host->timeout_clks = 3 * 1048576;
- host->dma.gpd = dma_alloc_coherent(&pdev->dev,
- 2 * sizeof(struct mt_gpdma_desc),
- &host->dma.gpd_addr, GFP_KERNEL);
- host->dma.bd = dma_alloc_coherent(&pdev->dev,
- MAX_BD_NUM * sizeof(struct mt_bdma_desc),
- &host->dma.bd_addr, GFP_KERNEL);
- if (!host->dma.gpd || !host->dma.bd) {
- ret = -ENOMEM;
- goto release_mem;
- }
- msdc_init_gpd_bd(host, &host->dma);
- INIT_DELAYED_WORK(&host->req_timeout, msdc_request_timeout);
- spin_lock_init(&host->lock);
-
- platform_set_drvdata(pdev, mmc);
- msdc_ungate_clock(host);
- msdc_init_hw(host);
-
ret = devm_request_irq(&pdev->dev, host->irq, msdc_irq,
IRQF_TRIGGER_NONE, pdev->name, host);
if (ret)
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
index d28809e47962..20cbd71cba9d 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -1157,6 +1157,7 @@ static void esdhc_reset_tuning(struct sdhci_host *host)
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
struct pltfm_imx_data *imx_data = sdhci_pltfm_priv(pltfm_host);
u32 ctrl;
+ int ret;
/* Reset the tuning circuit */
if (esdhc_is_usdhc(imx_data)) {
@@ -1169,7 +1170,22 @@ static void esdhc_reset_tuning(struct sdhci_host *host)
} else if (imx_data->socdata->flags & ESDHC_FLAG_STD_TUNING) {
ctrl = readl(host->ioaddr + SDHCI_AUTO_CMD_STATUS);
ctrl &= ~ESDHC_MIX_CTRL_SMPCLK_SEL;
+ ctrl &= ~ESDHC_MIX_CTRL_EXE_TUNE;
writel(ctrl, host->ioaddr + SDHCI_AUTO_CMD_STATUS);
+ /* Make sure ESDHC_MIX_CTRL_EXE_TUNE cleared */
+ ret = readl_poll_timeout(host->ioaddr + SDHCI_AUTO_CMD_STATUS,
+ ctrl, !(ctrl & ESDHC_MIX_CTRL_EXE_TUNE), 1, 50);
+ if (ret == -ETIMEDOUT)
+ dev_warn(mmc_dev(host->mmc),
+ "Warning! clear execute tuning bit failed\n");
+ /*
+ * SDHCI_INT_DATA_AVAIL is W1C bit, set this bit will clear the
+ * usdhc IP internal logic flag execute_tuning_with_clr_buf, which
+ * will finally make sure the normal data transfer logic correct.
+ */
+ ctrl = readl(host->ioaddr + SDHCI_INT_STATUS);
+ ctrl |= SDHCI_INT_DATA_AVAIL;
+ writel(ctrl, host->ioaddr + SDHCI_INT_STATUS);
}
}
}
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index b1e1d327cb8e..07d131fac760 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -2043,6 +2043,12 @@ void sdhci_set_power_noreg(struct sdhci_host *host, unsigned char mode,
break;
case MMC_VDD_32_33:
case MMC_VDD_33_34:
+ /*
+ * 3.4 ~ 3.6V are valid only for those platforms where it's
+ * known that the voltage range is supported by hardware.
+ */
+ case MMC_VDD_34_35:
+ case MMC_VDD_35_36:
pwr = SDHCI_POWER_330;
break;
default:
diff --git a/drivers/mmc/host/vub300.c b/drivers/mmc/host/vub300.c
index 4950d10d3a19..97beece62fec 100644
--- a/drivers/mmc/host/vub300.c
+++ b/drivers/mmc/host/vub300.c
@@ -576,7 +576,7 @@ static void check_vub300_port_status(struct vub300_mmc_host *vub300)
GET_SYSTEM_PORT_STATUS,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0x0000, 0x0000, &vub300->system_port_status,
- sizeof(vub300->system_port_status), HZ);
+ sizeof(vub300->system_port_status), 1000);
if (sizeof(vub300->system_port_status) == retval)
new_system_port_status(vub300);
}
@@ -1241,7 +1241,7 @@ static void __download_offload_pseudocode(struct vub300_mmc_host *vub300,
SET_INTERRUPT_PSEUDOCODE,
USB_DIR_OUT | USB_TYPE_VENDOR |
USB_RECIP_DEVICE, 0x0000, 0x0000,
- xfer_buffer, xfer_length, HZ);
+ xfer_buffer, xfer_length, 1000);
kfree(xfer_buffer);
if (retval < 0)
goto copy_error_message;
@@ -1284,7 +1284,7 @@ static void __download_offload_pseudocode(struct vub300_mmc_host *vub300,
SET_TRANSFER_PSEUDOCODE,
USB_DIR_OUT | USB_TYPE_VENDOR |
USB_RECIP_DEVICE, 0x0000, 0x0000,
- xfer_buffer, xfer_length, HZ);
+ xfer_buffer, xfer_length, 1000);
kfree(xfer_buffer);
if (retval < 0)
goto copy_error_message;
@@ -1991,7 +1991,7 @@ static void __set_clock_speed(struct vub300_mmc_host *vub300, u8 buf[8],
usb_control_msg(vub300->udev, usb_sndctrlpipe(vub300->udev, 0),
SET_CLOCK_SPEED,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- 0x00, 0x00, buf, buf_array_size, HZ);
+ 0x00, 0x00, buf, buf_array_size, 1000);
if (retval != 8) {
dev_err(&vub300->udev->dev, "SET_CLOCK_SPEED"
" %dkHz failed with retval=%d\n", kHzClock, retval);
@@ -2013,14 +2013,14 @@ static void vub300_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
usb_control_msg(vub300->udev, usb_sndctrlpipe(vub300->udev, 0),
SET_SD_POWER,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- 0x0000, 0x0000, NULL, 0, HZ);
+ 0x0000, 0x0000, NULL, 0, 1000);
/* must wait for the VUB300 u-proc to boot up */
msleep(600);
} else if ((ios->power_mode == MMC_POWER_UP) && !vub300->card_powered) {
usb_control_msg(vub300->udev, usb_sndctrlpipe(vub300->udev, 0),
SET_SD_POWER,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- 0x0001, 0x0000, NULL, 0, HZ);
+ 0x0001, 0x0000, NULL, 0, 1000);
msleep(600);
vub300->card_powered = 1;
} else if (ios->power_mode == MMC_POWER_ON) {
@@ -2275,14 +2275,14 @@ static int vub300_probe(struct usb_interface *interface,
GET_HC_INF0,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0x0000, 0x0000, &vub300->hc_info,
- sizeof(vub300->hc_info), HZ);
+ sizeof(vub300->hc_info), 1000);
if (retval < 0)
goto error5;
retval =
usb_control_msg(vub300->udev, usb_sndctrlpipe(vub300->udev, 0),
SET_ROM_WAIT_STATES,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- firmware_rom_wait_states, 0x0000, NULL, 0, HZ);
+ firmware_rom_wait_states, 0x0000, NULL, 0, 1000);
if (retval < 0)
goto error5;
dev_info(&vub300->udev->dev,
@@ -2297,7 +2297,7 @@ static int vub300_probe(struct usb_interface *interface,
GET_SYSTEM_PORT_STATUS,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0x0000, 0x0000, &vub300->system_port_status,
- sizeof(vub300->system_port_status), HZ);
+ sizeof(vub300->system_port_status), 1000);
if (retval < 0) {
goto error4;
} else if (sizeof(vub300->system_port_status) == retval) {
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c
index bc870bff14df..5205796859f6 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c
@@ -139,18 +139,85 @@ static const struct file_operations rvu_dbg_##name##_fops = { \
static void print_nix_qsize(struct seq_file *filp, struct rvu_pfvf *pfvf);
+static void get_lf_str_list(struct rvu_block block, int pcifunc,
+ char *lfs)
+{
+ int lf = 0, seq = 0, len = 0, prev_lf = block.lf.max;
+
+ for_each_set_bit(lf, block.lf.bmap, block.lf.max) {
+ if (lf >= block.lf.max)
+ break;
+
+ if (block.fn_map[lf] != pcifunc)
+ continue;
+
+ if (lf == prev_lf + 1) {
+ prev_lf = lf;
+ seq = 1;
+ continue;
+ }
+
+ if (seq)
+ len += sprintf(lfs + len, "-%d,%d", prev_lf, lf);
+ else
+ len += (len ? sprintf(lfs + len, ",%d", lf) :
+ sprintf(lfs + len, "%d", lf));
+
+ prev_lf = lf;
+ seq = 0;
+ }
+
+ if (seq)
+ len += sprintf(lfs + len, "-%d", prev_lf);
+
+ lfs[len] = '\0';
+}
+
+static int get_max_column_width(struct rvu *rvu)
+{
+ int index, pf, vf, lf_str_size = 12, buf_size = 256;
+ struct rvu_block block;
+ u16 pcifunc;
+ char *buf;
+
+ buf = kzalloc(buf_size, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ for (pf = 0; pf < rvu->hw->total_pfs; pf++) {
+ for (vf = 0; vf <= rvu->hw->total_vfs; vf++) {
+ pcifunc = pf << 10 | vf;
+ if (!pcifunc)
+ continue;
+
+ for (index = 0; index < BLK_COUNT; index++) {
+ block = rvu->hw->block[index];
+ if (!strlen(block.name))
+ continue;
+
+ get_lf_str_list(block, pcifunc, buf);
+ if (lf_str_size <= strlen(buf))
+ lf_str_size = strlen(buf) + 1;
+ }
+ }
+ }
+
+ kfree(buf);
+ return lf_str_size;
+}
+
/* Dumps current provisioning status of all RVU block LFs */
static ssize_t rvu_dbg_rsrc_attach_status(struct file *filp,
char __user *buffer,
size_t count, loff_t *ppos)
{
- int index, off = 0, flag = 0, go_back = 0, len = 0;
+ int index, off = 0, flag = 0, len = 0, i = 0;
struct rvu *rvu = filp->private_data;
- int lf, pf, vf, pcifunc;
+ int bytes_not_copied = 0;
struct rvu_block block;
- int bytes_not_copied;
- int lf_str_size = 12;
+ int pf, vf, pcifunc;
int buf_size = 2048;
+ int lf_str_size;
char *lfs;
char *buf;
@@ -162,6 +229,9 @@ static ssize_t rvu_dbg_rsrc_attach_status(struct file *filp,
if (!buf)
return -ENOSPC;
+ /* Get the maximum width of a column */
+ lf_str_size = get_max_column_width(rvu);
+
lfs = kzalloc(lf_str_size, GFP_KERNEL);
if (!lfs) {
kfree(buf);
@@ -175,65 +245,69 @@ static ssize_t rvu_dbg_rsrc_attach_status(struct file *filp,
"%-*s", lf_str_size,
rvu->hw->block[index].name);
}
+
off += scnprintf(&buf[off], buf_size - 1 - off, "\n");
+ bytes_not_copied = copy_to_user(buffer + (i * off), buf, off);
+ if (bytes_not_copied)
+ goto out;
+
+ i++;
+ *ppos += off;
for (pf = 0; pf < rvu->hw->total_pfs; pf++) {
for (vf = 0; vf <= rvu->hw->total_vfs; vf++) {
+ off = 0;
+ flag = 0;
pcifunc = pf << 10 | vf;
if (!pcifunc)
continue;
if (vf) {
sprintf(lfs, "PF%d:VF%d", pf, vf - 1);
- go_back = scnprintf(&buf[off],
- buf_size - 1 - off,
- "%-*s", lf_str_size, lfs);
+ off = scnprintf(&buf[off],
+ buf_size - 1 - off,
+ "%-*s", lf_str_size, lfs);
} else {
sprintf(lfs, "PF%d", pf);
- go_back = scnprintf(&buf[off],
- buf_size - 1 - off,
- "%-*s", lf_str_size, lfs);
+ off = scnprintf(&buf[off],
+ buf_size - 1 - off,
+ "%-*s", lf_str_size, lfs);
}
- off += go_back;
- for (index = 0; index < BLKTYPE_MAX; index++) {
+ for (index = 0; index < BLK_COUNT; index++) {
block = rvu->hw->block[index];
if (!strlen(block.name))
continue;
len = 0;
lfs[len] = '\0';
- for (lf = 0; lf < block.lf.max; lf++) {
- if (block.fn_map[lf] != pcifunc)
- continue;
+ get_lf_str_list(block, pcifunc, lfs);
+ if (strlen(lfs))
flag = 1;
- len += sprintf(&lfs[len], "%d,", lf);
- }
- if (flag)
- len--;
- lfs[len] = '\0';
off += scnprintf(&buf[off], buf_size - 1 - off,
"%-*s", lf_str_size, lfs);
- if (!strlen(lfs))
- go_back += lf_str_size;
}
- if (!flag)
- off -= go_back;
- else
- flag = 0;
- off--;
- off += scnprintf(&buf[off], buf_size - 1 - off, "\n");
+ if (flag) {
+ off += scnprintf(&buf[off],
+ buf_size - 1 - off, "\n");
+ bytes_not_copied = copy_to_user(buffer +
+ (i * off),
+ buf, off);
+ if (bytes_not_copied)
+ goto out;
+
+ i++;
+ *ppos += off;
+ }
}
}
- bytes_not_copied = copy_to_user(buffer, buf, off);
+out:
kfree(lfs);
kfree(buf);
-
if (bytes_not_copied)
return -EFAULT;
- *ppos = off;
- return off;
+ return *ppos;
}
RVU_DEBUG_FOPS(rsrc_status, rsrc_attach_status, NULL);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c
index 641cdd81882b..ffaeda75eec4 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/pci.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c
@@ -353,13 +353,10 @@ static int mlxsw_pci_rdq_skb_alloc(struct mlxsw_pci *mlxsw_pci,
struct sk_buff *skb;
int err;
- elem_info->u.rdq.skb = NULL;
skb = netdev_alloc_skb_ip_align(NULL, buf_len);
if (!skb)
return -ENOMEM;
- /* Assume that wqe was previously zeroed. */
-
err = mlxsw_pci_wqe_frag_map(mlxsw_pci, wqe, 0, skb->data,
buf_len, DMA_FROM_DEVICE);
if (err)
@@ -548,21 +545,26 @@ static void mlxsw_pci_cqe_rdq_handle(struct mlxsw_pci *mlxsw_pci,
struct pci_dev *pdev = mlxsw_pci->pdev;
struct mlxsw_pci_queue_elem_info *elem_info;
struct mlxsw_rx_info rx_info = {};
- char *wqe;
+ char wqe[MLXSW_PCI_WQE_SIZE];
struct sk_buff *skb;
u16 byte_count;
int err;
elem_info = mlxsw_pci_queue_elem_info_consumer_get(q);
- skb = elem_info->u.sdq.skb;
- if (!skb)
- return;
- wqe = elem_info->elem;
- mlxsw_pci_wqe_frag_unmap(mlxsw_pci, wqe, 0, DMA_FROM_DEVICE);
+ skb = elem_info->u.rdq.skb;
+ memcpy(wqe, elem_info->elem, MLXSW_PCI_WQE_SIZE);
if (q->consumer_counter++ != consumer_counter_limit)
dev_dbg_ratelimited(&pdev->dev, "Consumer counter does not match limit in RDQ\n");
+ err = mlxsw_pci_rdq_skb_alloc(mlxsw_pci, elem_info);
+ if (err) {
+ dev_err_ratelimited(&pdev->dev, "Failed to alloc skb for RDQ\n");
+ goto out;
+ }
+
+ mlxsw_pci_wqe_frag_unmap(mlxsw_pci, wqe, 0, DMA_FROM_DEVICE);
+
if (mlxsw_pci_cqe_lag_get(cqe_v, cqe)) {
rx_info.is_lag = true;
rx_info.u.lag_id = mlxsw_pci_cqe_lag_id_get(cqe_v, cqe);
@@ -594,10 +596,7 @@ static void mlxsw_pci_cqe_rdq_handle(struct mlxsw_pci *mlxsw_pci,
skb_put(skb, byte_count);
mlxsw_core_skb_receive(mlxsw_pci->core, skb, &rx_info);
- memset(wqe, 0, q->elem_size);
- err = mlxsw_pci_rdq_skb_alloc(mlxsw_pci, elem_info);
- if (err)
- dev_dbg_ratelimited(&pdev->dev, "Failed to alloc skb for RDQ\n");
+out:
/* Everything is set up, ring doorbell to pass elem to HW */
q->producer_counter++;
mlxsw_pci_queue_doorbell_producer_ring(mlxsw_pci, q);
diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c
index 8947c3a62810..e14dfaafe439 100644
--- a/drivers/net/ethernet/microchip/lan743x_main.c
+++ b/drivers/net/ethernet/microchip/lan743x_main.c
@@ -1280,7 +1280,7 @@ static void lan743x_tx_release_desc(struct lan743x_tx *tx,
if (!(buffer_info->flags & TX_BUFFER_INFO_FLAG_ACTIVE))
goto done;
- descriptor_type = (descriptor->data0) &
+ descriptor_type = le32_to_cpu(descriptor->data0) &
TX_DESC_DATA0_DTYPE_MASK_;
if (descriptor_type == TX_DESC_DATA0_DTYPE_DATA_)
goto clean_up_data_descriptor;
@@ -1340,7 +1340,7 @@ static int lan743x_tx_next_index(struct lan743x_tx *tx, int index)
static void lan743x_tx_release_completed_descriptors(struct lan743x_tx *tx)
{
- while ((*tx->head_cpu_ptr) != (tx->last_head)) {
+ while (le32_to_cpu(*tx->head_cpu_ptr) != (tx->last_head)) {
lan743x_tx_release_desc(tx, tx->last_head, false);
tx->last_head = lan743x_tx_next_index(tx, tx->last_head);
}
@@ -1426,10 +1426,10 @@ static int lan743x_tx_frame_start(struct lan743x_tx *tx,
if (dma_mapping_error(dev, dma_ptr))
return -ENOMEM;
- tx_descriptor->data1 = DMA_ADDR_LOW32(dma_ptr);
- tx_descriptor->data2 = DMA_ADDR_HIGH32(dma_ptr);
- tx_descriptor->data3 = (frame_length << 16) &
- TX_DESC_DATA3_FRAME_LENGTH_MSS_MASK_;
+ tx_descriptor->data1 = cpu_to_le32(DMA_ADDR_LOW32(dma_ptr));
+ tx_descriptor->data2 = cpu_to_le32(DMA_ADDR_HIGH32(dma_ptr));
+ tx_descriptor->data3 = cpu_to_le32((frame_length << 16) &
+ TX_DESC_DATA3_FRAME_LENGTH_MSS_MASK_);
buffer_info->skb = NULL;
buffer_info->dma_ptr = dma_ptr;
@@ -1470,7 +1470,7 @@ static void lan743x_tx_frame_add_lso(struct lan743x_tx *tx,
tx->frame_data0 |= TX_DESC_DATA0_IOC_;
}
tx_descriptor = &tx->ring_cpu_ptr[tx->frame_tail];
- tx_descriptor->data0 = tx->frame_data0;
+ tx_descriptor->data0 = cpu_to_le32(tx->frame_data0);
/* move to next descriptor */
tx->frame_tail = lan743x_tx_next_index(tx, tx->frame_tail);
@@ -1514,7 +1514,7 @@ static int lan743x_tx_frame_add_fragment(struct lan743x_tx *tx,
/* wrap up previous descriptor */
tx_descriptor = &tx->ring_cpu_ptr[tx->frame_tail];
- tx_descriptor->data0 = tx->frame_data0;
+ tx_descriptor->data0 = cpu_to_le32(tx->frame_data0);
/* move to next descriptor */
tx->frame_tail = lan743x_tx_next_index(tx, tx->frame_tail);
@@ -1540,10 +1540,10 @@ static int lan743x_tx_frame_add_fragment(struct lan743x_tx *tx,
return -ENOMEM;
}
- tx_descriptor->data1 = DMA_ADDR_LOW32(dma_ptr);
- tx_descriptor->data2 = DMA_ADDR_HIGH32(dma_ptr);
- tx_descriptor->data3 = (frame_length << 16) &
- TX_DESC_DATA3_FRAME_LENGTH_MSS_MASK_;
+ tx_descriptor->data1 = cpu_to_le32(DMA_ADDR_LOW32(dma_ptr));
+ tx_descriptor->data2 = cpu_to_le32(DMA_ADDR_HIGH32(dma_ptr));
+ tx_descriptor->data3 = cpu_to_le32((frame_length << 16) &
+ TX_DESC_DATA3_FRAME_LENGTH_MSS_MASK_);
buffer_info->skb = NULL;
buffer_info->dma_ptr = dma_ptr;
@@ -1587,7 +1587,7 @@ static void lan743x_tx_frame_end(struct lan743x_tx *tx,
if (ignore_sync)
buffer_info->flags |= TX_BUFFER_INFO_FLAG_IGNORE_SYNC;
- tx_descriptor->data0 = tx->frame_data0;
+ tx_descriptor->data0 = cpu_to_le32(tx->frame_data0);
tx->frame_tail = lan743x_tx_next_index(tx, tx->frame_tail);
tx->last_tail = tx->frame_tail;
@@ -1770,6 +1770,16 @@ static int lan743x_tx_ring_init(struct lan743x_tx *tx)
ret = -EINVAL;
goto cleanup;
}
+ if (dma_set_mask_and_coherent(&tx->adapter->pdev->dev,
+ DMA_BIT_MASK(64))) {
+ if (dma_set_mask_and_coherent(&tx->adapter->pdev->dev,
+ DMA_BIT_MASK(32))) {
+ dev_warn(&tx->adapter->pdev->dev,
+ "lan743x_: No suitable DMA available\n");
+ ret = -ENOMEM;
+ goto cleanup;
+ }
+ }
ring_allocation_size = ALIGN(tx->ring_size *
sizeof(struct lan743x_tx_descriptor),
PAGE_SIZE);
@@ -1994,11 +2004,11 @@ static int lan743x_rx_init_ring_element(struct lan743x_rx *rx, int index,
}
buffer_info->buffer_length = length;
- descriptor->data1 = DMA_ADDR_LOW32(buffer_info->dma_ptr);
- descriptor->data2 = DMA_ADDR_HIGH32(buffer_info->dma_ptr);
+ descriptor->data1 = cpu_to_le32(DMA_ADDR_LOW32(buffer_info->dma_ptr));
+ descriptor->data2 = cpu_to_le32(DMA_ADDR_HIGH32(buffer_info->dma_ptr));
descriptor->data3 = 0;
- descriptor->data0 = (RX_DESC_DATA0_OWN_ |
- (length & RX_DESC_DATA0_BUF_LENGTH_MASK_));
+ descriptor->data0 = cpu_to_le32((RX_DESC_DATA0_OWN_ |
+ (length & RX_DESC_DATA0_BUF_LENGTH_MASK_)));
skb_reserve(buffer_info->skb, RX_HEAD_PADDING);
lan743x_rx_update_tail(rx, index);
@@ -2013,12 +2023,12 @@ static void lan743x_rx_reuse_ring_element(struct lan743x_rx *rx, int index)
descriptor = &rx->ring_cpu_ptr[index];
buffer_info = &rx->buffer_info[index];
- descriptor->data1 = DMA_ADDR_LOW32(buffer_info->dma_ptr);
- descriptor->data2 = DMA_ADDR_HIGH32(buffer_info->dma_ptr);
+ descriptor->data1 = cpu_to_le32(DMA_ADDR_LOW32(buffer_info->dma_ptr));
+ descriptor->data2 = cpu_to_le32(DMA_ADDR_HIGH32(buffer_info->dma_ptr));
descriptor->data3 = 0;
- descriptor->data0 = (RX_DESC_DATA0_OWN_ |
+ descriptor->data0 = cpu_to_le32((RX_DESC_DATA0_OWN_ |
((buffer_info->buffer_length) &
- RX_DESC_DATA0_BUF_LENGTH_MASK_));
+ RX_DESC_DATA0_BUF_LENGTH_MASK_)));
lan743x_rx_update_tail(rx, index);
}
@@ -2052,7 +2062,7 @@ static int lan743x_rx_process_packet(struct lan743x_rx *rx)
{
struct skb_shared_hwtstamps *hwtstamps = NULL;
int result = RX_PROCESS_RESULT_NOTHING_TO_DO;
- int current_head_index = *rx->head_cpu_ptr;
+ int current_head_index = le32_to_cpu(*rx->head_cpu_ptr);
struct lan743x_rx_buffer_info *buffer_info;
struct lan743x_rx_descriptor *descriptor;
int extension_index = -1;
@@ -2067,14 +2077,14 @@ static int lan743x_rx_process_packet(struct lan743x_rx *rx)
if (rx->last_head != current_head_index) {
descriptor = &rx->ring_cpu_ptr[rx->last_head];
- if (descriptor->data0 & RX_DESC_DATA0_OWN_)
+ if (le32_to_cpu(descriptor->data0) & RX_DESC_DATA0_OWN_)
goto done;
- if (!(descriptor->data0 & RX_DESC_DATA0_FS_))
+ if (!(le32_to_cpu(descriptor->data0) & RX_DESC_DATA0_FS_))
goto done;
first_index = rx->last_head;
- if (descriptor->data0 & RX_DESC_DATA0_LS_) {
+ if (le32_to_cpu(descriptor->data0) & RX_DESC_DATA0_LS_) {
last_index = rx->last_head;
} else {
int index;
@@ -2082,10 +2092,10 @@ static int lan743x_rx_process_packet(struct lan743x_rx *rx)
index = lan743x_rx_next_index(rx, first_index);
while (index != current_head_index) {
descriptor = &rx->ring_cpu_ptr[index];
- if (descriptor->data0 & RX_DESC_DATA0_OWN_)
+ if (le32_to_cpu(descriptor->data0) & RX_DESC_DATA0_OWN_)
goto done;
- if (descriptor->data0 & RX_DESC_DATA0_LS_) {
+ if (le32_to_cpu(descriptor->data0) & RX_DESC_DATA0_LS_) {
last_index = index;
break;
}
@@ -2094,17 +2104,17 @@ static int lan743x_rx_process_packet(struct lan743x_rx *rx)
}
if (last_index >= 0) {
descriptor = &rx->ring_cpu_ptr[last_index];
- if (descriptor->data0 & RX_DESC_DATA0_EXT_) {
+ if (le32_to_cpu(descriptor->data0) & RX_DESC_DATA0_EXT_) {
/* extension is expected to follow */
int index = lan743x_rx_next_index(rx,
last_index);
if (index != current_head_index) {
descriptor = &rx->ring_cpu_ptr[index];
- if (descriptor->data0 &
+ if (le32_to_cpu(descriptor->data0) &
RX_DESC_DATA0_OWN_) {
goto done;
}
- if (descriptor->data0 &
+ if (le32_to_cpu(descriptor->data0) &
RX_DESC_DATA0_EXT_) {
extension_index = index;
} else {
@@ -2156,7 +2166,7 @@ static int lan743x_rx_process_packet(struct lan743x_rx *rx)
}
buffer_info->skb = NULL;
packet_length = RX_DESC_DATA0_FRAME_LENGTH_GET_
- (descriptor->data0);
+ (le32_to_cpu(descriptor->data0));
skb_put(skb, packet_length - 4);
skb->protocol = eth_type_trans(skb,
rx->adapter->netdev);
@@ -2194,8 +2204,8 @@ static int lan743x_rx_process_packet(struct lan743x_rx *rx)
descriptor = &rx->ring_cpu_ptr[extension_index];
buffer_info = &rx->buffer_info[extension_index];
- ts_sec = descriptor->data1;
- ts_nsec = (descriptor->data2 &
+ ts_sec = le32_to_cpu(descriptor->data1);
+ ts_nsec = (le32_to_cpu(descriptor->data2) &
RX_DESC_DATA2_TS_NS_MASK_);
lan743x_rx_reuse_ring_element(rx, extension_index);
real_last_index = extension_index;
@@ -2318,6 +2328,16 @@ static int lan743x_rx_ring_init(struct lan743x_rx *rx)
ret = -EINVAL;
goto cleanup;
}
+ if (dma_set_mask_and_coherent(&rx->adapter->pdev->dev,
+ DMA_BIT_MASK(64))) {
+ if (dma_set_mask_and_coherent(&rx->adapter->pdev->dev,
+ DMA_BIT_MASK(32))) {
+ dev_warn(&rx->adapter->pdev->dev,
+ "lan743x_: No suitable DMA available\n");
+ ret = -ENOMEM;
+ goto cleanup;
+ }
+ }
ring_allocation_size = ALIGN(rx->ring_size *
sizeof(struct lan743x_rx_descriptor),
PAGE_SIZE);
@@ -3066,6 +3086,8 @@ static int lan743x_pm_resume(struct device *dev)
if (ret) {
netif_err(adapter, probe, adapter->netdev,
"lan743x_hardware_init returned %d\n", ret);
+ lan743x_pci_cleanup(adapter);
+ return ret;
}
/* open netdev when netdev is at running state while resume.
diff --git a/drivers/net/ethernet/microchip/lan743x_main.h b/drivers/net/ethernet/microchip/lan743x_main.h
index a536f4a4994d..751f2bc9ce84 100644
--- a/drivers/net/ethernet/microchip/lan743x_main.h
+++ b/drivers/net/ethernet/microchip/lan743x_main.h
@@ -660,7 +660,7 @@ struct lan743x_tx {
struct lan743x_tx_buffer_info *buffer_info;
- u32 *head_cpu_ptr;
+ __le32 *head_cpu_ptr;
dma_addr_t head_dma_ptr;
int last_head;
int last_tail;
@@ -690,7 +690,7 @@ struct lan743x_rx {
struct lan743x_rx_buffer_info *buffer_info;
- u32 *head_cpu_ptr;
+ __le32 *head_cpu_ptr;
dma_addr_t head_dma_ptr;
u32 last_head;
u32 last_tail;
@@ -775,10 +775,10 @@ struct lan743x_adapter {
#define TX_DESC_DATA3_FRAME_LENGTH_MSS_MASK_ (0x3FFF0000)
struct lan743x_tx_descriptor {
- u32 data0;
- u32 data1;
- u32 data2;
- u32 data3;
+ __le32 data0;
+ __le32 data1;
+ __le32 data2;
+ __le32 data3;
} __aligned(DEFAULT_DMA_DESCRIPTOR_SPACING);
#define TX_BUFFER_INFO_FLAG_ACTIVE BIT(0)
@@ -813,10 +813,10 @@ struct lan743x_tx_buffer_info {
#define RX_HEAD_PADDING NET_IP_ALIGN
struct lan743x_rx_descriptor {
- u32 data0;
- u32 data1;
- u32 data2;
- u32 data3;
+ __le32 data0;
+ __le32 data1;
+ __le32 data2;
+ __le32 data3;
} __aligned(DEFAULT_DMA_DESCRIPTOR_SPACING);
#define RX_BUFFER_INFO_FLAG_ACTIVE BIT(0)
diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c
index d3cbb4215f5c..9e098e40fb1c 100644
--- a/drivers/net/ethernet/nxp/lpc_eth.c
+++ b/drivers/net/ethernet/nxp/lpc_eth.c
@@ -1015,9 +1015,6 @@ static int lpc_eth_close(struct net_device *ndev)
napi_disable(&pldat->napi);
netif_stop_queue(ndev);
- if (ndev->phydev)
- phy_stop(ndev->phydev);
-
spin_lock_irqsave(&pldat->lock, flags);
__lpc_eth_reset(pldat);
netif_carrier_off(ndev);
@@ -1025,6 +1022,8 @@ static int lpc_eth_close(struct net_device *ndev)
writel(0, LPC_ENET_MAC2(pldat->net_base));
spin_unlock_irqrestore(&pldat->lock, flags);
+ if (ndev->phydev)
+ phy_stop(ndev->phydev);
clk_disable_unprepare(pldat->clk);
return 0;
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index 453490be7055..2645ca35103c 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -544,7 +544,6 @@ int __mdiobus_register(struct mii_bus *bus, struct module *owner)
err = device_register(&bus->dev);
if (err) {
pr_err("mii_bus %s failed to register\n", bus->id);
- put_device(&bus->dev);
return -EINVAL;
}
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 28ddaad721ed..5ee7cde0c2e9 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -260,62 +260,10 @@ static void phy_sanitize_settings(struct phy_device *phydev)
}
}
-int phy_ethtool_ksettings_set(struct phy_device *phydev,
- const struct ethtool_link_ksettings *cmd)
-{
- __ETHTOOL_DECLARE_LINK_MODE_MASK(advertising);
- u8 autoneg = cmd->base.autoneg;
- u8 duplex = cmd->base.duplex;
- u32 speed = cmd->base.speed;
-
- if (cmd->base.phy_address != phydev->mdio.addr)
- return -EINVAL;
-
- linkmode_copy(advertising, cmd->link_modes.advertising);
-
- /* We make sure that we don't pass unsupported values in to the PHY */
- linkmode_and(advertising, advertising, phydev->supported);
-
- /* Verify the settings we care about. */
- if (autoneg != AUTONEG_ENABLE && autoneg != AUTONEG_DISABLE)
- return -EINVAL;
-
- if (autoneg == AUTONEG_ENABLE && linkmode_empty(advertising))
- return -EINVAL;
-
- if (autoneg == AUTONEG_DISABLE &&
- ((speed != SPEED_1000 &&
- speed != SPEED_100 &&
- speed != SPEED_10) ||
- (duplex != DUPLEX_HALF &&
- duplex != DUPLEX_FULL)))
- return -EINVAL;
-
- phydev->autoneg = autoneg;
-
- if (autoneg == AUTONEG_DISABLE) {
- phydev->speed = speed;
- phydev->duplex = duplex;
- }
-
- linkmode_copy(phydev->advertising, advertising);
-
- linkmode_mod_bit(ETHTOOL_LINK_MODE_Autoneg_BIT,
- phydev->advertising, autoneg == AUTONEG_ENABLE);
-
- phydev->master_slave_set = cmd->base.master_slave_cfg;
- phydev->mdix_ctrl = cmd->base.eth_tp_mdix_ctrl;
-
- /* Restart the PHY */
- phy_start_aneg(phydev);
-
- return 0;
-}
-EXPORT_SYMBOL(phy_ethtool_ksettings_set);
-
void phy_ethtool_ksettings_get(struct phy_device *phydev,
struct ethtool_link_ksettings *cmd)
{
+ mutex_lock(&phydev->lock);
linkmode_copy(cmd->link_modes.supported, phydev->supported);
linkmode_copy(cmd->link_modes.advertising, phydev->advertising);
linkmode_copy(cmd->link_modes.lp_advertising, phydev->lp_advertising);
@@ -334,6 +282,7 @@ void phy_ethtool_ksettings_get(struct phy_device *phydev,
cmd->base.autoneg = phydev->autoneg;
cmd->base.eth_tp_mdix_ctrl = phydev->mdix_ctrl;
cmd->base.eth_tp_mdix = phydev->mdix;
+ mutex_unlock(&phydev->lock);
}
EXPORT_SYMBOL(phy_ethtool_ksettings_get);
@@ -767,7 +716,7 @@ static int phy_check_link_status(struct phy_device *phydev)
}
/**
- * phy_start_aneg - start auto-negotiation for this PHY device
+ * _phy_start_aneg - start auto-negotiation for this PHY device
* @phydev: the phy_device struct
*
* Description: Sanitizes the settings (if we're not autonegotiating
@@ -775,25 +724,43 @@ static int phy_check_link_status(struct phy_device *phydev)
* If the PHYCONTROL Layer is operating, we change the state to
* reflect the beginning of Auto-negotiation or forcing.
*/
-int phy_start_aneg(struct phy_device *phydev)
+static int _phy_start_aneg(struct phy_device *phydev)
{
int err;
+ lockdep_assert_held(&phydev->lock);
+
if (!phydev->drv)
return -EIO;
- mutex_lock(&phydev->lock);
-
if (AUTONEG_DISABLE == phydev->autoneg)
phy_sanitize_settings(phydev);
err = phy_config_aneg(phydev);
if (err < 0)
- goto out_unlock;
+ return err;
if (phy_is_started(phydev))
err = phy_check_link_status(phydev);
-out_unlock:
+
+ return err;
+}
+
+/**
+ * phy_start_aneg - start auto-negotiation for this PHY device
+ * @phydev: the phy_device struct
+ *
+ * Description: Sanitizes the settings (if we're not autonegotiating
+ * them), and then calls the driver's config_aneg function.
+ * If the PHYCONTROL Layer is operating, we change the state to
+ * reflect the beginning of Auto-negotiation or forcing.
+ */
+int phy_start_aneg(struct phy_device *phydev)
+{
+ int err;
+
+ mutex_lock(&phydev->lock);
+ err = _phy_start_aneg(phydev);
mutex_unlock(&phydev->lock);
return err;
@@ -816,6 +783,61 @@ static int phy_poll_aneg_done(struct phy_device *phydev)
return ret < 0 ? ret : 0;
}
+int phy_ethtool_ksettings_set(struct phy_device *phydev,
+ const struct ethtool_link_ksettings *cmd)
+{
+ __ETHTOOL_DECLARE_LINK_MODE_MASK(advertising);
+ u8 autoneg = cmd->base.autoneg;
+ u8 duplex = cmd->base.duplex;
+ u32 speed = cmd->base.speed;
+
+ if (cmd->base.phy_address != phydev->mdio.addr)
+ return -EINVAL;
+
+ linkmode_copy(advertising, cmd->link_modes.advertising);
+
+ /* We make sure that we don't pass unsupported values in to the PHY */
+ linkmode_and(advertising, advertising, phydev->supported);
+
+ /* Verify the settings we care about. */
+ if (autoneg != AUTONEG_ENABLE && autoneg != AUTONEG_DISABLE)
+ return -EINVAL;
+
+ if (autoneg == AUTONEG_ENABLE && linkmode_empty(advertising))
+ return -EINVAL;
+
+ if (autoneg == AUTONEG_DISABLE &&
+ ((speed != SPEED_1000 &&
+ speed != SPEED_100 &&
+ speed != SPEED_10) ||
+ (duplex != DUPLEX_HALF &&
+ duplex != DUPLEX_FULL)))
+ return -EINVAL;
+
+ mutex_lock(&phydev->lock);
+ phydev->autoneg = autoneg;
+
+ if (autoneg == AUTONEG_DISABLE) {
+ phydev->speed = speed;
+ phydev->duplex = duplex;
+ }
+
+ linkmode_copy(phydev->advertising, advertising);
+
+ linkmode_mod_bit(ETHTOOL_LINK_MODE_Autoneg_BIT,
+ phydev->advertising, autoneg == AUTONEG_ENABLE);
+
+ phydev->master_slave_set = cmd->base.master_slave_cfg;
+ phydev->mdix_ctrl = cmd->base.eth_tp_mdix_ctrl;
+
+ /* Restart the PHY */
+ _phy_start_aneg(phydev);
+
+ mutex_unlock(&phydev->lock);
+ return 0;
+}
+EXPORT_SYMBOL(phy_ethtool_ksettings_set);
+
/**
* phy_speed_down - set speed to lowest speed supported by both link partners
* @phydev: the phy_device struct
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index a5cd42bae962..a4f9912b3636 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -3745,6 +3745,12 @@ static int lan78xx_probe(struct usb_interface *intf,
dev->maxpacket = usb_maxpacket(dev->udev, dev->pipe_out, 1);
+ /* Reject broken descriptors. */
+ if (dev->maxpacket == 0) {
+ ret = -ENODEV;
+ goto out4;
+ }
+
/* driver requires remote-wakeup capability during autosuspend. */
intf->needs_remote_wakeup = 1;
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 6062dc27870e..402390b1a66b 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -1755,6 +1755,11 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
if (!dev->rx_urb_size)
dev->rx_urb_size = dev->hard_mtu;
dev->maxpacket = usb_maxpacket (dev->udev, dev->out, 1);
+ if (dev->maxpacket == 0) {
+ /* that is a broken device */
+ status = -ENODEV;
+ goto out4;
+ }
/* let userspace know we have a random address */
if (ether_addr_equal(net->dev_addr, node_id))
diff --git a/drivers/nfc/port100.c b/drivers/nfc/port100.c
index 8e4d355dc3ae..1caebefb25ff 100644
--- a/drivers/nfc/port100.c
+++ b/drivers/nfc/port100.c
@@ -1003,11 +1003,11 @@ static u64 port100_get_command_type_mask(struct port100 *dev)
skb = port100_alloc_skb(dev, 0);
if (!skb)
- return -ENOMEM;
+ return 0;
resp = port100_send_cmd_sync(dev, PORT100_CMD_GET_COMMAND_TYPE, skb);
if (IS_ERR(resp))
- return PTR_ERR(resp);
+ return 0;
if (resp->len < 8)
mask = 0;
diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c
index 05ad6bee085c..e99d43989418 100644
--- a/drivers/nvme/host/tcp.c
+++ b/drivers/nvme/host/tcp.c
@@ -910,12 +910,14 @@ static void nvme_tcp_fail_request(struct nvme_tcp_request *req)
static int nvme_tcp_try_send_data(struct nvme_tcp_request *req)
{
struct nvme_tcp_queue *queue = req->queue;
+ int req_data_len = req->data_len;
while (true) {
struct page *page = nvme_tcp_req_cur_page(req);
size_t offset = nvme_tcp_req_cur_offset(req);
size_t len = nvme_tcp_req_cur_length(req);
bool last = nvme_tcp_pdu_last_send(req, len);
+ int req_data_sent = req->data_sent;
int ret, flags = MSG_DONTWAIT;
if (last && !queue->data_digest && !nvme_tcp_queue_more(queue))
@@ -942,7 +944,7 @@ static int nvme_tcp_try_send_data(struct nvme_tcp_request *req)
* in the request where we don't want to modify it as we may
* compete with the RX path completing the request.
*/
- if (req->data_sent + ret < req->data_len)
+ if (req_data_sent + ret < req_data_len)
nvme_tcp_advance_req(req, ret);
/* fully successful last send in current PDU */
@@ -1035,10 +1037,11 @@ static int nvme_tcp_try_send_data_pdu(struct nvme_tcp_request *req)
static int nvme_tcp_try_send_ddgst(struct nvme_tcp_request *req)
{
struct nvme_tcp_queue *queue = req->queue;
+ size_t offset = req->offset;
int ret;
struct msghdr msg = { .msg_flags = MSG_DONTWAIT };
struct kvec iov = {
- .iov_base = &req->ddgst + req->offset,
+ .iov_base = (u8 *)&req->ddgst + req->offset,
.iov_len = NVME_TCP_DIGEST_LENGTH - req->offset
};
@@ -1051,7 +1054,7 @@ static int nvme_tcp_try_send_ddgst(struct nvme_tcp_request *req)
if (unlikely(ret <= 0))
return ret;
- if (req->offset + ret == NVME_TCP_DIGEST_LENGTH) {
+ if (offset + ret == NVME_TCP_DIGEST_LENGTH) {
nvme_tcp_done_send_req(queue);
return 1;
}
diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c
index dedcb7aaf0d8..5266d534c4b3 100644
--- a/drivers/nvme/target/tcp.c
+++ b/drivers/nvme/target/tcp.c
@@ -690,7 +690,7 @@ static int nvmet_try_send_ddgst(struct nvmet_tcp_cmd *cmd, bool last_in_batch)
struct nvmet_tcp_queue *queue = cmd->queue;
struct msghdr msg = { .msg_flags = MSG_DONTWAIT };
struct kvec iov = {
- .iov_base = &cmd->exp_ddgst + cmd->offset,
+ .iov_base = (u8 *)&cmd->exp_ddgst + cmd->offset,
.iov_len = NVME_TCP_DIGEST_LENGTH - cmd->offset
};
int ret;
diff --git a/drivers/pinctrl/bcm/pinctrl-ns.c b/drivers/pinctrl/bcm/pinctrl-ns.c
index e79690bd8b85..d7f8175d2c1c 100644
--- a/drivers/pinctrl/bcm/pinctrl-ns.c
+++ b/drivers/pinctrl/bcm/pinctrl-ns.c
@@ -5,7 +5,6 @@
#include <linux/err.h>
#include <linux/io.h>
-#include <linux/mfd/syscon.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_device.h>
@@ -13,7 +12,6 @@
#include <linux/pinctrl/pinctrl.h>
#include <linux/pinctrl/pinmux.h>
#include <linux/platform_device.h>
-#include <linux/regmap.h>
#include <linux/slab.h>
#define FLAG_BCM4708 BIT(1)
@@ -24,8 +22,7 @@ struct ns_pinctrl {
struct device *dev;
unsigned int chipset_flag;
struct pinctrl_dev *pctldev;
- struct regmap *regmap;
- u32 offset;
+ void __iomem *base;
struct pinctrl_desc pctldesc;
struct ns_pinctrl_group *groups;
@@ -232,9 +229,9 @@ static int ns_pinctrl_set_mux(struct pinctrl_dev *pctrl_dev,
unset |= BIT(pin_number);
}
- regmap_read(ns_pinctrl->regmap, ns_pinctrl->offset, &tmp);
+ tmp = readl(ns_pinctrl->base);
tmp &= ~unset;
- regmap_write(ns_pinctrl->regmap, ns_pinctrl->offset, tmp);
+ writel(tmp, ns_pinctrl->base);
return 0;
}
@@ -266,13 +263,13 @@ static const struct of_device_id ns_pinctrl_of_match_table[] = {
static int ns_pinctrl_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
- struct device_node *np = dev->of_node;
const struct of_device_id *of_id;
struct ns_pinctrl *ns_pinctrl;
struct pinctrl_desc *pctldesc;
struct pinctrl_pin_desc *pin;
struct ns_pinctrl_group *group;
struct ns_pinctrl_function *function;
+ struct resource *res;
int i;
ns_pinctrl = devm_kzalloc(dev, sizeof(*ns_pinctrl), GFP_KERNEL);
@@ -290,18 +287,12 @@ static int ns_pinctrl_probe(struct platform_device *pdev)
return -EINVAL;
ns_pinctrl->chipset_flag = (uintptr_t)of_id->data;
- ns_pinctrl->regmap = syscon_node_to_regmap(of_get_parent(np));
- if (IS_ERR(ns_pinctrl->regmap)) {
- int err = PTR_ERR(ns_pinctrl->regmap);
-
- dev_err(dev, "Failed to map pinctrl regs: %d\n", err);
-
- return err;
- }
-
- if (of_property_read_u32(np, "offset", &ns_pinctrl->offset)) {
- dev_err(dev, "Failed to get register offset\n");
- return -ENOENT;
+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
+ "cru_gpio_control");
+ ns_pinctrl->base = devm_ioremap_resource(dev, res);
+ if (IS_ERR(ns_pinctrl->base)) {
+ dev_err(dev, "Failed to map pinctrl regs\n");
+ return PTR_ERR(ns_pinctrl->base);
}
memcpy(pctldesc, &ns_pinctrl_desc, sizeof(*pctldesc));
diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c
index ef49402c0623..e20bcc835d6a 100644
--- a/drivers/pinctrl/pinctrl-amd.c
+++ b/drivers/pinctrl/pinctrl-amd.c
@@ -764,6 +764,34 @@ static const struct pinconf_ops amd_pinconf_ops = {
.pin_config_group_set = amd_pinconf_group_set,
};
+static void amd_gpio_irq_init(struct amd_gpio *gpio_dev)
+{
+ struct pinctrl_desc *desc = gpio_dev->pctrl->desc;
+ unsigned long flags;
+ u32 pin_reg, mask;
+ int i;
+
+ mask = BIT(WAKE_CNTRL_OFF_S0I3) | BIT(WAKE_CNTRL_OFF_S3) |
+ BIT(INTERRUPT_MASK_OFF) | BIT(INTERRUPT_ENABLE_OFF) |
+ BIT(WAKE_CNTRL_OFF_S4);
+
+ for (i = 0; i < desc->npins; i++) {
+ int pin = desc->pins[i].number;
+ const struct pin_desc *pd = pin_desc_get(gpio_dev->pctrl, pin);
+
+ if (!pd)
+ continue;
+
+ raw_spin_lock_irqsave(&gpio_dev->lock, flags);
+
+ pin_reg = readl(gpio_dev->base + i * 4);
+ pin_reg &= ~mask;
+ writel(pin_reg, gpio_dev->base + i * 4);
+
+ raw_spin_unlock_irqrestore(&gpio_dev->lock, flags);
+ }
+}
+
#ifdef CONFIG_PM_SLEEP
static bool amd_gpio_should_save(struct amd_gpio *gpio_dev, unsigned int pin)
{
@@ -901,6 +929,9 @@ static int amd_gpio_probe(struct platform_device *pdev)
return PTR_ERR(gpio_dev->pctrl);
}
+ /* Disable and mask interrupts */
+ amd_gpio_irq_init(gpio_dev);
+
girq = &gpio_dev->gc.irq;
girq->chip = &amd_gpio_irqchip;
/* This will let us handle the parent IRQ in the driver */
diff --git a/drivers/reset/reset-brcmstb-rescal.c b/drivers/reset/reset-brcmstb-rescal.c
index b6f074d6a65f..433fa0c40e47 100644
--- a/drivers/reset/reset-brcmstb-rescal.c
+++ b/drivers/reset/reset-brcmstb-rescal.c
@@ -38,7 +38,7 @@ static int brcm_rescal_reset_set(struct reset_controller_dev *rcdev,
}
ret = readl_poll_timeout(base + BRCM_RESCAL_STATUS, reg,
- !(reg & BRCM_RESCAL_STATUS_BIT), 100, 1000);
+ (reg & BRCM_RESCAL_STATUS_BIT), 100, 1000);
if (ret) {
dev_err(data->dev, "time out on SATA/PCIe rescal\n");
return ret;
diff --git a/drivers/scsi/ufs/ufs-exynos.c b/drivers/scsi/ufs/ufs-exynos.c
index 3f4f3d6f48f9..0246ea99df7b 100644
--- a/drivers/scsi/ufs/ufs-exynos.c
+++ b/drivers/scsi/ufs/ufs-exynos.c
@@ -654,9 +654,9 @@ static int exynos_ufs_pre_pwr_mode(struct ufs_hba *hba,
}
/* setting for three timeout values for traffic class #0 */
- ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA0), 8064);
- ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA1), 28224);
- ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA2), 20160);
+ ufshcd_dme_set(hba, UIC_ARG_MIB(DL_FC0PROTTIMEOUTVAL), 8064);
+ ufshcd_dme_set(hba, UIC_ARG_MIB(DL_TC0REPLAYTIMEOUTVAL), 28224);
+ ufshcd_dme_set(hba, UIC_ARG_MIB(DL_AFC0REQTIMEOUTVAL), 20160);
return 0;
out:
diff --git a/fs/ext4/mmp.c b/fs/ext4/mmp.c
index 6cb598b549ca..bc364c119af6 100644
--- a/fs/ext4/mmp.c
+++ b/fs/ext4/mmp.c
@@ -156,7 +156,12 @@ static int kmmpd(void *data)
memcpy(mmp->mmp_nodename, init_utsname()->nodename,
sizeof(mmp->mmp_nodename));
- while (!kthread_should_stop()) {
+ while (!kthread_should_stop() && !sb_rdonly(sb)) {
+ if (!ext4_has_feature_mmp(sb)) {
+ ext4_warning(sb, "kmmpd being stopped since MMP feature"
+ " has been disabled.");
+ goto wait_to_exit;
+ }
if (++seq > EXT4_MMP_SEQ_MAX)
seq = 1;
@@ -177,16 +182,6 @@ static int kmmpd(void *data)
failed_writes++;
}
- if (!(le32_to_cpu(es->s_feature_incompat) &
- EXT4_FEATURE_INCOMPAT_MMP)) {
- ext4_warning(sb, "kmmpd being stopped since MMP feature"
- " has been disabled.");
- goto exit_thread;
- }
-
- if (sb_rdonly(sb))
- break;
-
diff = jiffies - last_update_time;
if (diff < mmp_update_interval * HZ)
schedule_timeout_interruptible(mmp_update_interval *
@@ -207,7 +202,7 @@ static int kmmpd(void *data)
ext4_error_err(sb, -retval,
"error reading MMP data: %d",
retval);
- goto exit_thread;
+ goto wait_to_exit;
}
mmp_check = (struct mmp_struct *)(bh_check->b_data);
@@ -221,7 +216,7 @@ static int kmmpd(void *data)
ext4_error_err(sb, EBUSY, "abort");
put_bh(bh_check);
retval = -EBUSY;
- goto exit_thread;
+ goto wait_to_exit;
}
put_bh(bh_check);
}
@@ -244,7 +239,13 @@ static int kmmpd(void *data)
retval = write_mmp_block(sb, bh);
-exit_thread:
+wait_to_exit:
+ while (!kthread_should_stop()) {
+ set_current_state(TASK_INTERRUPTIBLE);
+ if (!kthread_should_stop())
+ schedule();
+ }
+ set_current_state(TASK_RUNNING);
return retval;
}
@@ -391,5 +392,3 @@ int ext4_multi_mount_protect(struct super_block *sb,
brelse(bh);
return 1;
}
-
-
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index cbeb02429671..953c7e875783 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -5932,7 +5932,6 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data)
*/
ext4_mark_recovery_complete(sb, es);
}
- ext4_stop_mmpd(sbi);
} else {
/* Make sure we can mount this feature set readwrite */
if (ext4_has_feature_readonly(sb) ||
@@ -6046,6 +6045,9 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data)
if (!test_opt(sb, BLOCK_VALIDITY) && sbi->s_system_blks)
ext4_release_system_zone(sb);
+ if (!ext4_has_feature_mmp(sb) || sb_rdonly(sb))
+ ext4_stop_mmpd(sbi);
+
/*
* Some options can be enabled by ext4 and/or by VFS mount flag
* either way we need to make sure it matches in both *flags and
@@ -6078,6 +6080,8 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data)
for (i = 0; i < EXT4_MAXQUOTAS; i++)
kfree(to_free[i]);
#endif
+ if (!ext4_has_feature_mmp(sb) || sb_rdonly(sb))
+ ext4_stop_mmpd(sbi);
kfree(orig_data);
return err;
}
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 0736487165da..ee7ceea89934 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -2075,7 +2075,9 @@ static void io_req_task_cancel(struct callback_head *cb)
struct io_kiocb *req = container_of(cb, struct io_kiocb, task_work);
struct io_ring_ctx *ctx = req->ctx;
+ mutex_lock(&ctx->uring_lock);
__io_req_task_cancel(req, -ECANCELED);
+ mutex_unlock(&ctx->uring_lock);
percpu_ref_put(&ctx->refs);
}
diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c
index 8c8cf7f4eb34..e7d04adb6cb8 100644
--- a/fs/ocfs2/suballoc.c
+++ b/fs/ocfs2/suballoc.c
@@ -1253,7 +1253,7 @@ static int ocfs2_test_bg_bit_allocatable(struct buffer_head *bg_bh,
{
struct ocfs2_group_desc *bg = (struct ocfs2_group_desc *) bg_bh->b_data;
struct journal_head *jh;
- int ret;
+ int ret = 1;
if (ocfs2_test_bit(nr, (unsigned long *)bg->bg_bitmap))
return 0;
@@ -1261,14 +1261,18 @@ static int ocfs2_test_bg_bit_allocatable(struct buffer_head *bg_bh,
if (!buffer_jbd(bg_bh))
return 1;
- jh = bh2jh(bg_bh);
- spin_lock(&jh->b_state_lock);
- bg = (struct ocfs2_group_desc *) jh->b_committed_data;
- if (bg)
- ret = !ocfs2_test_bit(nr, (unsigned long *)bg->bg_bitmap);
- else
- ret = 1;
- spin_unlock(&jh->b_state_lock);
+ jbd_lock_bh_journal_head(bg_bh);
+ if (buffer_jbd(bg_bh)) {
+ jh = bh2jh(bg_bh);
+ spin_lock(&jh->b_state_lock);
+ bg = (struct ocfs2_group_desc *) jh->b_committed_data;
+ if (bg)
+ ret = !ocfs2_test_bit(nr, (unsigned long *)bg->bg_bitmap);
+ else
+ ret = 1;
+ spin_unlock(&jh->b_state_lock);
+ }
+ jbd_unlock_bh_journal_head(bg_bh);
return ret;
}
diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index 0caa448f7b40..1f62a4eec283 100644
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -862,8 +862,11 @@ struct bpf_array_aux {
* stored in the map to make sure that all callers and callees have
* the same prog type and JITed flag.
*/
- enum bpf_prog_type type;
- bool jited;
+ struct {
+ spinlock_t lock;
+ enum bpf_prog_type type;
+ bool jited;
+ } owner;
/* Programs with direct jumps into programs part of this array. */
struct list_head poke_progs;
struct bpf_map *map;
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 8a1bf2dbadd0..2a819be384a7 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -5202,7 +5202,6 @@ struct cfg80211_cqm_config;
* netdev and may otherwise be used by driver read-only, will be update
* by cfg80211 on change_interface
* @mgmt_registrations: list of registrations for management frames
- * @mgmt_registrations_lock: lock for the list
* @mgmt_registrations_need_update: mgmt registrations were updated,
* need to propagate the update to the driver
* @mtx: mutex used to lock data in this struct, may be used by drivers
@@ -5249,7 +5248,6 @@ struct wireless_dev {
u32 identifier;
struct list_head mgmt_registrations;
- spinlock_t mgmt_registrations_lock;
u8 mgmt_registrations_need_update:1;
struct mutex mtx;
diff --git a/include/net/tls.h b/include/net/tls.h
index 43891b28fc48..745b3bc6ce91 100644
--- a/include/net/tls.h
+++ b/include/net/tls.h
@@ -359,6 +359,7 @@ int tls_sk_query(struct sock *sk, int optname, char __user *optval,
int __user *optlen);
int tls_sk_attach(struct sock *sk, int optname, char __user *optval,
unsigned int optlen);
+void tls_err_abort(struct sock *sk, int err);
int tls_set_sw_offload(struct sock *sk, struct tls_context *ctx, int tx);
void tls_sw_strparser_arm(struct sock *sk, struct tls_context *ctx);
@@ -467,12 +468,6 @@ static inline bool tls_is_sk_tx_device_offloaded(struct sock *sk)
#endif
}
-static inline void tls_err_abort(struct sock *sk, int err)
-{
- sk->sk_err = err;
- sk->sk_error_report(sk);
-}
-
static inline bool tls_bigint_increment(unsigned char *seq, int len)
{
int i;
@@ -513,7 +508,7 @@ static inline void tls_advance_record_sn(struct sock *sk,
struct cipher_context *ctx)
{
if (tls_bigint_increment(ctx->rec_seq, prot->rec_seq_size))
- tls_err_abort(sk, EBADMSG);
+ tls_err_abort(sk, -EBADMSG);
if (prot->version != TLS_1_3_VERSION)
tls_bigint_increment(ctx->iv + TLS_CIPHER_AES_GCM_128_SALT_SIZE,
diff --git a/kernel/bpf/arraymap.c b/kernel/bpf/arraymap.c
index c6c81eceb68f..36c68dcea236 100644
--- a/kernel/bpf/arraymap.c
+++ b/kernel/bpf/arraymap.c
@@ -1025,6 +1025,7 @@ static struct bpf_map *prog_array_map_alloc(union bpf_attr *attr)
INIT_WORK(&aux->work, prog_array_map_clear_deferred);
INIT_LIST_HEAD(&aux->poke_progs);
mutex_init(&aux->poke_mutex);
+ spin_lock_init(&aux->owner.lock);
map = array_map_alloc(attr);
if (IS_ERR(map)) {
diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c
index 2e4a658d65d6..72e4bf0ee546 100644
--- a/kernel/bpf/core.c
+++ b/kernel/bpf/core.c
@@ -1775,20 +1775,26 @@ static unsigned int __bpf_prog_ret0_warn(const void *ctx,
bool bpf_prog_array_compatible(struct bpf_array *array,
const struct bpf_prog *fp)
{
+ bool ret;
+
if (fp->kprobe_override)
return false;
- if (!array->aux->type) {
+ spin_lock(&array->aux->owner.lock);
+
+ if (!array->aux->owner.type) {
/* There's no owner yet where we could check for
* compatibility.
*/
- array->aux->type = fp->type;
- array->aux->jited = fp->jited;
- return true;
+ array->aux->owner.type = fp->type;
+ array->aux->owner.jited = fp->jited;
+ ret = true;
+ } else {
+ ret = array->aux->owner.type == fp->type &&
+ array->aux->owner.jited == fp->jited;
}
-
- return array->aux->type == fp->type &&
- array->aux->jited == fp->jited;
+ spin_unlock(&array->aux->owner.lock);
+ return ret;
}
static int bpf_check_tail_call(const struct bpf_prog *fp)
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index 9433ab9995cd..5b6da64da46d 100644
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -535,8 +535,10 @@ static void bpf_map_show_fdinfo(struct seq_file *m, struct file *filp)
if (map->map_type == BPF_MAP_TYPE_PROG_ARRAY) {
array = container_of(map, struct bpf_array, map);
- type = array->aux->type;
- jited = array->aux->jited;
+ spin_lock(&array->aux->owner.lock);
+ type = array->aux->owner.type;
+ jited = array->aux->owner.jited;
+ spin_unlock(&array->aux->owner.lock);
}
seq_printf(m,
@@ -1307,12 +1309,11 @@ int generic_map_update_batch(struct bpf_map *map,
void __user *values = u64_to_user_ptr(attr->batch.values);
void __user *keys = u64_to_user_ptr(attr->batch.keys);
u32 value_size, cp, max_count;
- int ufd = attr->map_fd;
+ int ufd = attr->batch.map_fd;
void *key, *value;
struct fd f;
int err = 0;
- f = fdget(ufd);
if (attr->batch.elem_flags & ~BPF_F_LOCK)
return -EINVAL;
@@ -1337,6 +1338,7 @@ int generic_map_update_batch(struct bpf_map *map,
return -ENOMEM;
}
+ f = fdget(ufd); /* bpf_map_do_batch() guarantees ufd is valid */
for (cp = 0; cp < max_count; cp++) {
err = -EFAULT;
if (copy_from_user(key, keys + cp * map->key_size,
@@ -1356,6 +1358,7 @@ int generic_map_update_batch(struct bpf_map *map,
kfree(value);
kfree(key);
+ fdput(f);
return err;
}
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index c8b811e039cc..60d38e2f69dd 100644
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -2147,8 +2147,10 @@ static void cgroup_kill_sb(struct super_block *sb)
* And don't kill the default root.
*/
if (list_empty(&root->cgrp.self.children) && root != &cgrp_dfl_root &&
- !percpu_ref_is_dying(&root->cgrp.self.refcnt))
+ !percpu_ref_is_dying(&root->cgrp.self.refcnt)) {
+ cgroup_bpf_offline(&root->cgrp);
percpu_ref_kill(&root->cgrp.self.refcnt);
+ }
cgroup_put(&root->cgrp);
kernfs_kill_sb(sb);
}
diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index ee8812578563..ff389d970b68 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -1758,6 +1758,10 @@ static void collapse_file(struct mm_struct *mm,
filemap_flush(mapping);
result = SCAN_FAIL;
goto xa_unlocked;
+ } else if (PageWriteback(page)) {
+ xas_unlock_irq(&xas);
+ result = SCAN_FAIL;
+ goto xa_unlocked;
} else if (trylock_page(page)) {
get_page(page);
xas_unlock_irq(&xas);
@@ -1793,7 +1797,8 @@ static void collapse_file(struct mm_struct *mm,
goto out_unlock;
}
- if (!is_shmem && PageDirty(page)) {
+ if (!is_shmem && (PageDirty(page) ||
+ PageWriteback(page))) {
/*
* khugepaged only works on read-only fd, so this
* page is dirty because it hasn't been flushed
diff --git a/net/batman-adv/bridge_loop_avoidance.c b/net/batman-adv/bridge_loop_avoidance.c
index ba0027d1f2df..ee9cead76545 100644
--- a/net/batman-adv/bridge_loop_avoidance.c
+++ b/net/batman-adv/bridge_loop_avoidance.c
@@ -1561,10 +1561,14 @@ int batadv_bla_init(struct batadv_priv *bat_priv)
return 0;
bat_priv->bla.claim_hash = batadv_hash_new(128);
- bat_priv->bla.backbone_hash = batadv_hash_new(32);
+ if (!bat_priv->bla.claim_hash)
+ return -ENOMEM;
- if (!bat_priv->bla.claim_hash || !bat_priv->bla.backbone_hash)
+ bat_priv->bla.backbone_hash = batadv_hash_new(32);
+ if (!bat_priv->bla.backbone_hash) {
+ batadv_hash_destroy(bat_priv->bla.claim_hash);
return -ENOMEM;
+ }
batadv_hash_set_lock_class(bat_priv->bla.claim_hash,
&batadv_claim_hash_lock_class_key);
diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index 70fee9b42e25..9f267b190779 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -196,29 +196,41 @@ int batadv_mesh_init(struct net_device *soft_iface)
bat_priv->gw.generation = 0;
- ret = batadv_v_mesh_init(bat_priv);
- if (ret < 0)
- goto err;
-
ret = batadv_originator_init(bat_priv);
- if (ret < 0)
- goto err;
+ if (ret < 0) {
+ atomic_set(&bat_priv->mesh_state, BATADV_MESH_DEACTIVATING);
+ goto err_orig;
+ }
ret = batadv_tt_init(bat_priv);
- if (ret < 0)
- goto err;
+ if (ret < 0) {
+ atomic_set(&bat_priv->mesh_state, BATADV_MESH_DEACTIVATING);
+ goto err_tt;
+ }
+
+ ret = batadv_v_mesh_init(bat_priv);
+ if (ret < 0) {
+ atomic_set(&bat_priv->mesh_state, BATADV_MESH_DEACTIVATING);
+ goto err_v;
+ }
ret = batadv_bla_init(bat_priv);
- if (ret < 0)
- goto err;
+ if (ret < 0) {
+ atomic_set(&bat_priv->mesh_state, BATADV_MESH_DEACTIVATING);
+ goto err_bla;
+ }
ret = batadv_dat_init(bat_priv);
- if (ret < 0)
- goto err;
+ if (ret < 0) {
+ atomic_set(&bat_priv->mesh_state, BATADV_MESH_DEACTIVATING);
+ goto err_dat;
+ }
ret = batadv_nc_mesh_init(bat_priv);
- if (ret < 0)
- goto err;
+ if (ret < 0) {
+ atomic_set(&bat_priv->mesh_state, BATADV_MESH_DEACTIVATING);
+ goto err_nc;
+ }
batadv_gw_init(bat_priv);
batadv_mcast_init(bat_priv);
@@ -228,8 +240,20 @@ int batadv_mesh_init(struct net_device *soft_iface)
return 0;
-err:
- batadv_mesh_free(soft_iface);
+err_nc:
+ batadv_dat_free(bat_priv);
+err_dat:
+ batadv_bla_free(bat_priv);
+err_bla:
+ batadv_v_mesh_free(bat_priv);
+err_v:
+ batadv_tt_free(bat_priv);
+err_tt:
+ batadv_originator_free(bat_priv);
+err_orig:
+ batadv_purge_outstanding_packets(bat_priv, NULL);
+ atomic_set(&bat_priv->mesh_state, BATADV_MESH_INACTIVE);
+
return ret;
}
diff --git a/net/batman-adv/network-coding.c b/net/batman-adv/network-coding.c
index 61ddd6d709a0..35b3e03c0777 100644
--- a/net/batman-adv/network-coding.c
+++ b/net/batman-adv/network-coding.c
@@ -155,8 +155,10 @@ int batadv_nc_mesh_init(struct batadv_priv *bat_priv)
&batadv_nc_coding_hash_lock_class_key);
bat_priv->nc.decoding_hash = batadv_hash_new(128);
- if (!bat_priv->nc.decoding_hash)
+ if (!bat_priv->nc.decoding_hash) {
+ batadv_hash_destroy(bat_priv->nc.coding_hash);
goto err;
+ }
batadv_hash_set_lock_class(bat_priv->nc.decoding_hash,
&batadv_nc_decoding_hash_lock_class_key);
diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c
index a510f7f86a7d..de946ea8f13c 100644
--- a/net/batman-adv/translation-table.c
+++ b/net/batman-adv/translation-table.c
@@ -4405,8 +4405,10 @@ int batadv_tt_init(struct batadv_priv *bat_priv)
return ret;
ret = batadv_tt_global_init(bat_priv);
- if (ret < 0)
+ if (ret < 0) {
+ batadv_tt_local_table_free(bat_priv);
return ret;
+ }
batadv_tvlv_handler_register(bat_priv, batadv_tt_tvlv_ogm_handler_v1,
batadv_tt_tvlv_unicast_handler_v1,
diff --git a/net/core/dev.c b/net/core/dev.c
index b9d19fbb1589..6a4e0e3c59fe 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3171,6 +3171,12 @@ static u16 skb_tx_hash(const struct net_device *dev,
qoffset = sb_dev->tc_to_txq[tc].offset;
qcount = sb_dev->tc_to_txq[tc].count;
+ if (unlikely(!qcount)) {
+ net_warn_ratelimited("%s: invalid qcount, qoffset %u for tc %u\n",
+ sb_dev->name, qoffset, tc);
+ qoffset = 0;
+ qcount = dev->real_num_tx_queues;
+ }
}
if (skb_rx_queue_recorded(skb)) {
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index b4562f9d074c..cc5f760c7825 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -1957,9 +1957,9 @@ int netdev_register_kobject(struct net_device *ndev)
int netdev_change_owner(struct net_device *ndev, const struct net *net_old,
const struct net *net_new)
{
+ kuid_t old_uid = GLOBAL_ROOT_UID, new_uid = GLOBAL_ROOT_UID;
+ kgid_t old_gid = GLOBAL_ROOT_GID, new_gid = GLOBAL_ROOT_GID;
struct device *dev = &ndev->dev;
- kuid_t old_uid, new_uid;
- kgid_t old_gid, new_gid;
int error;
net_ns_get_ownership(net_old, &old_uid, &old_gid);
diff --git a/net/ipv4/tcp_bpf.c b/net/ipv4/tcp_bpf.c
index f91ae827d47f..9194070c6725 100644
--- a/net/ipv4/tcp_bpf.c
+++ b/net/ipv4/tcp_bpf.c
@@ -317,6 +317,7 @@ static int tcp_bpf_send_verdict(struct sock *sk, struct sk_psock *psock,
bool cork = false, enospc = sk_msg_full(msg);
struct sock *sk_redir;
u32 tosend, delta = 0;
+ u32 eval = __SK_NONE;
int ret;
more_data:
@@ -360,13 +361,24 @@ static int tcp_bpf_send_verdict(struct sock *sk, struct sk_psock *psock,
case __SK_REDIRECT:
sk_redir = psock->sk_redir;
sk_msg_apply_bytes(psock, tosend);
+ if (!psock->apply_bytes) {
+ /* Clean up before releasing the sock lock. */
+ eval = psock->eval;
+ psock->eval = __SK_NONE;
+ psock->sk_redir = NULL;
+ }
if (psock->cork) {
cork = true;
psock->cork = NULL;
}
sk_msg_return(sk, msg, tosend);
release_sock(sk);
+
ret = tcp_bpf_sendmsg_redir(sk_redir, msg, tosend, flags);
+
+ if (eval == __SK_REDIRECT)
+ sock_put(sk_redir);
+
lock_sock(sk);
if (unlikely(ret < 0)) {
int free = sk_msg_free_nocharge(sk, msg);
diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index b65bdaa84228..096e6be1d8fc 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -697,6 +697,9 @@ enum sctp_disposition sctp_sf_do_5_1D_ce(struct net *net,
struct sock *sk;
int error = 0;
+ if (asoc && !sctp_vtag_verify(chunk, asoc))
+ return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
+
/* If the packet is an OOTB packet which is temporarily on the
* control endpoint, respond with an ABORT.
*/
@@ -711,7 +714,8 @@ enum sctp_disposition sctp_sf_do_5_1D_ce(struct net *net,
* in sctp_unpack_cookie().
*/
if (!sctp_chunk_length_valid(chunk, sizeof(struct sctp_chunkhdr)))
- return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
+ return sctp_sf_violation_chunklen(net, ep, asoc, type, arg,
+ commands);
/* If the endpoint is not listening or if the number of associations
* on the TCP-style socket exceed the max backlog, respond with an
@@ -2141,9 +2145,11 @@ enum sctp_disposition sctp_sf_do_5_2_4_dupcook(
* enough for the chunk header. Cookie length verification is
* done later.
*/
- if (!sctp_chunk_length_valid(chunk, sizeof(struct sctp_chunkhdr)))
- return sctp_sf_violation_chunklen(net, ep, asoc, type, arg,
- commands);
+ if (!sctp_chunk_length_valid(chunk, sizeof(struct sctp_chunkhdr))) {
+ if (!sctp_vtag_verify(chunk, asoc))
+ asoc = NULL;
+ return sctp_sf_violation_chunklen(net, ep, asoc, type, arg, commands);
+ }
/* "Decode" the chunk. We have no optional parameters so we
* are in good shape.
@@ -2280,7 +2286,7 @@ enum sctp_disposition sctp_sf_shutdown_pending_abort(
*/
if (SCTP_ADDR_DEL ==
sctp_bind_addr_state(&asoc->base.bind_addr, &chunk->dest))
- return sctp_sf_discard_chunk(net, ep, asoc, type, arg, commands);
+ return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
if (!sctp_err_chunk_valid(chunk))
return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
@@ -2326,7 +2332,7 @@ enum sctp_disposition sctp_sf_shutdown_sent_abort(
*/
if (SCTP_ADDR_DEL ==
sctp_bind_addr_state(&asoc->base.bind_addr, &chunk->dest))
- return sctp_sf_discard_chunk(net, ep, asoc, type, arg, commands);
+ return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
if (!sctp_err_chunk_valid(chunk))
return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
@@ -2596,7 +2602,7 @@ enum sctp_disposition sctp_sf_do_9_1_abort(
*/
if (SCTP_ADDR_DEL ==
sctp_bind_addr_state(&asoc->base.bind_addr, &chunk->dest))
- return sctp_sf_discard_chunk(net, ep, asoc, type, arg, commands);
+ return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
if (!sctp_err_chunk_valid(chunk))
return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
@@ -3562,6 +3568,9 @@ enum sctp_disposition sctp_sf_ootb(struct net *net,
SCTP_INC_STATS(net, SCTP_MIB_OUTOFBLUES);
+ if (asoc && !sctp_vtag_verify(chunk, asoc))
+ asoc = NULL;
+
ch = (struct sctp_chunkhdr *)chunk->chunk_hdr;
do {
/* Report violation if the chunk is less then minimal */
@@ -3677,12 +3686,6 @@ static enum sctp_disposition sctp_sf_shut_8_4_5(
SCTP_INC_STATS(net, SCTP_MIB_OUTCTRLCHUNKS);
- /* If the chunk length is invalid, we don't want to process
- * the reset of the packet.
- */
- if (!sctp_chunk_length_valid(chunk, sizeof(struct sctp_chunkhdr)))
- return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
-
/* We need to discard the rest of the packet to prevent
* potential bomming attacks from additional bundled chunks.
* This is documented in SCTP Threats ID.
@@ -3710,6 +3713,9 @@ enum sctp_disposition sctp_sf_do_8_5_1_E_sa(struct net *net,
{
struct sctp_chunk *chunk = arg;
+ if (!sctp_vtag_verify(chunk, asoc))
+ asoc = NULL;
+
/* Make sure that the SHUTDOWN_ACK chunk has a valid length. */
if (!sctp_chunk_length_valid(chunk, sizeof(struct sctp_chunkhdr)))
return sctp_sf_violation_chunklen(net, ep, asoc, type, arg,
@@ -3745,6 +3751,11 @@ enum sctp_disposition sctp_sf_do_asconf(struct net *net,
return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
}
+ /* Make sure that the ASCONF ADDIP chunk has a valid length. */
+ if (!sctp_chunk_length_valid(chunk, sizeof(struct sctp_addip_chunk)))
+ return sctp_sf_violation_chunklen(net, ep, asoc, type, arg,
+ commands);
+
/* ADD-IP: Section 4.1.1
* This chunk MUST be sent in an authenticated way by using
* the mechanism defined in [I-D.ietf-tsvwg-sctp-auth]. If this chunk
@@ -3753,13 +3764,7 @@ enum sctp_disposition sctp_sf_do_asconf(struct net *net,
*/
if (!asoc->peer.asconf_capable ||
(!net->sctp.addip_noauth && !chunk->auth))
- return sctp_sf_discard_chunk(net, ep, asoc, type, arg,
- commands);
-
- /* Make sure that the ASCONF ADDIP chunk has a valid length. */
- if (!sctp_chunk_length_valid(chunk, sizeof(struct sctp_addip_chunk)))
- return sctp_sf_violation_chunklen(net, ep, asoc, type, arg,
- commands);
+ return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
hdr = (struct sctp_addiphdr *)chunk->skb->data;
serial = ntohl(hdr->serial);
@@ -3888,6 +3893,12 @@ enum sctp_disposition sctp_sf_do_asconf_ack(struct net *net,
return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
}
+ /* Make sure that the ADDIP chunk has a valid length. */
+ if (!sctp_chunk_length_valid(asconf_ack,
+ sizeof(struct sctp_addip_chunk)))
+ return sctp_sf_violation_chunklen(net, ep, asoc, type, arg,
+ commands);
+
/* ADD-IP, Section 4.1.2:
* This chunk MUST be sent in an authenticated way by using
* the mechanism defined in [I-D.ietf-tsvwg-sctp-auth]. If this chunk
@@ -3896,14 +3907,7 @@ enum sctp_disposition sctp_sf_do_asconf_ack(struct net *net,
*/
if (!asoc->peer.asconf_capable ||
(!net->sctp.addip_noauth && !asconf_ack->auth))
- return sctp_sf_discard_chunk(net, ep, asoc, type, arg,
- commands);
-
- /* Make sure that the ADDIP chunk has a valid length. */
- if (!sctp_chunk_length_valid(asconf_ack,
- sizeof(struct sctp_addip_chunk)))
- return sctp_sf_violation_chunklen(net, ep, asoc, type, arg,
- commands);
+ return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
addip_hdr = (struct sctp_addiphdr *)asconf_ack->skb->data;
rcvd_serial = ntohl(addip_hdr->serial);
@@ -4475,6 +4479,9 @@ enum sctp_disposition sctp_sf_discard_chunk(struct net *net,
{
struct sctp_chunk *chunk = arg;
+ if (asoc && !sctp_vtag_verify(chunk, asoc))
+ return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
+
/* Make sure that the chunk has a valid length.
* Since we don't know the chunk type, we use a general
* chunkhdr structure to make a comparison.
@@ -4542,6 +4549,9 @@ enum sctp_disposition sctp_sf_violation(struct net *net,
{
struct sctp_chunk *chunk = arg;
+ if (!sctp_vtag_verify(chunk, asoc))
+ return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
+
/* Make sure that the chunk has a valid length. */
if (!sctp_chunk_length_valid(chunk, sizeof(struct sctp_chunkhdr)))
return sctp_sf_violation_chunklen(net, ep, asoc, type, arg,
@@ -6248,6 +6258,7 @@ static struct sctp_packet *sctp_ootb_pkt_new(
* yet.
*/
switch (chunk->chunk_hdr->type) {
+ case SCTP_CID_INIT:
case SCTP_CID_INIT_ACK:
{
struct sctp_initack_chunk *initack;
diff --git a/net/tipc/crypto.c b/net/tipc/crypto.c
index f8e73c4a0093..23b100f36ee4 100644
--- a/net/tipc/crypto.c
+++ b/net/tipc/crypto.c
@@ -2278,43 +2278,53 @@ static bool tipc_crypto_key_rcv(struct tipc_crypto *rx, struct tipc_msg *hdr)
u16 key_gen = msg_key_gen(hdr);
u16 size = msg_data_sz(hdr);
u8 *data = msg_data(hdr);
+ unsigned int keylen;
+
+ /* Verify whether the size can exist in the packet */
+ if (unlikely(size < sizeof(struct tipc_aead_key) + TIPC_AEAD_KEYLEN_MIN)) {
+ pr_debug("%s: message data size is too small\n", rx->name);
+ goto exit;
+ }
+
+ keylen = ntohl(*((__be32 *)(data + TIPC_AEAD_ALG_NAME)));
+
+ /* Verify the supplied size values */
+ if (unlikely(size != keylen + sizeof(struct tipc_aead_key) ||
+ keylen > TIPC_AEAD_KEY_SIZE_MAX)) {
+ pr_debug("%s: invalid MSG_CRYPTO key size\n", rx->name);
+ goto exit;
+ }
spin_lock(&rx->lock);
if (unlikely(rx->skey || (key_gen == rx->key_gen && rx->key.keys))) {
pr_err("%s: key existed <%p>, gen %d vs %d\n", rx->name,
rx->skey, key_gen, rx->key_gen);
- goto exit;
+ goto exit_unlock;
}
/* Allocate memory for the key */
skey = kmalloc(size, GFP_ATOMIC);
if (unlikely(!skey)) {
pr_err("%s: unable to allocate memory for skey\n", rx->name);
- goto exit;
+ goto exit_unlock;
}
/* Copy key from msg data */
- skey->keylen = ntohl(*((__be32 *)(data + TIPC_AEAD_ALG_NAME)));
+ skey->keylen = keylen;
memcpy(skey->alg_name, data, TIPC_AEAD_ALG_NAME);
memcpy(skey->key, data + TIPC_AEAD_ALG_NAME + sizeof(__be32),
skey->keylen);
- /* Sanity check */
- if (unlikely(size != tipc_aead_key_size(skey))) {
- kfree(skey);
- skey = NULL;
- goto exit;
- }
-
rx->key_gen = key_gen;
rx->skey_mode = msg_key_mode(hdr);
rx->skey = skey;
rx->nokey = 0;
mb(); /* for nokey flag */
-exit:
+exit_unlock:
spin_unlock(&rx->lock);
+exit:
/* Schedule the key attaching on this crypto */
if (likely(skey && queue_delayed_work(tx->wq, &rx->work, 0)))
return true;
diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c
index 15395683b8e2..14cce61160a5 100644
--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -35,6 +35,7 @@
* SOFTWARE.
*/
+#include <linux/bug.h>
#include <linux/sched/signal.h>
#include <linux/module.h>
#include <linux/splice.h>
@@ -43,6 +44,14 @@
#include <net/strparser.h>
#include <net/tls.h>
+noinline void tls_err_abort(struct sock *sk, int err)
+{
+ WARN_ON_ONCE(err >= 0);
+ /* sk->sk_err should contain a positive error code. */
+ sk->sk_err = -err;
+ sk->sk_error_report(sk);
+}
+
static int __skb_nsg(struct sk_buff *skb, int offset, int len,
unsigned int recursion_level)
{
@@ -419,7 +428,7 @@ int tls_tx_records(struct sock *sk, int flags)
tx_err:
if (rc < 0 && rc != -EAGAIN)
- tls_err_abort(sk, EBADMSG);
+ tls_err_abort(sk, -EBADMSG);
return rc;
}
@@ -450,7 +459,7 @@ static void tls_encrypt_done(struct crypto_async_request *req, int err)
/* If err is already set on socket, return the same code */
if (sk->sk_err) {
- ctx->async_wait.err = sk->sk_err;
+ ctx->async_wait.err = -sk->sk_err;
} else {
ctx->async_wait.err = err;
tls_err_abort(sk, err);
@@ -764,7 +773,7 @@ static int tls_push_record(struct sock *sk, int flags,
msg_pl->sg.size + prot->tail_size, i);
if (rc < 0) {
if (rc != -EINPROGRESS) {
- tls_err_abort(sk, EBADMSG);
+ tls_err_abort(sk, -EBADMSG);
if (split) {
tls_ctx->pending_open_record_frags = true;
tls_merge_open_record(sk, rec, tmp, orig_end);
@@ -1828,7 +1837,7 @@ int tls_sw_recvmsg(struct sock *sk,
err = decrypt_skb_update(sk, skb, &msg->msg_iter,
&chunk, &zc, async_capable);
if (err < 0 && err != -EINPROGRESS) {
- tls_err_abort(sk, EBADMSG);
+ tls_err_abort(sk, -EBADMSG);
goto recv_end;
}
@@ -2008,7 +2017,7 @@ ssize_t tls_sw_splice_read(struct socket *sock, loff_t *ppos,
}
if (err < 0) {
- tls_err_abort(sk, EBADMSG);
+ tls_err_abort(sk, -EBADMSG);
goto splice_read_end;
}
ctx->decrypted = 1;
diff --git a/net/wireless/core.c b/net/wireless/core.c
index 240282c083aa..3f4554723761 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -501,6 +501,7 @@ struct wiphy *wiphy_new_nm(const struct cfg80211_ops *ops, int sizeof_priv,
INIT_WORK(&rdev->propagate_cac_done_wk, cfg80211_propagate_cac_done_wk);
INIT_WORK(&rdev->mgmt_registrations_update_wk,
cfg80211_mgmt_registrations_update_wk);
+ spin_lock_init(&rdev->mgmt_registrations_lock);
#ifdef CONFIG_CFG80211_DEFAULT_PS
rdev->wiphy.flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT;
@@ -1256,7 +1257,6 @@ void cfg80211_init_wdev(struct wireless_dev *wdev)
INIT_LIST_HEAD(&wdev->event_list);
spin_lock_init(&wdev->event_lock);
INIT_LIST_HEAD(&wdev->mgmt_registrations);
- spin_lock_init(&wdev->mgmt_registrations_lock);
INIT_LIST_HEAD(&wdev->pmsr_list);
spin_lock_init(&wdev->pmsr_lock);
INIT_WORK(&wdev->pmsr_free_wk, cfg80211_pmsr_free_wk);
diff --git a/net/wireless/core.h b/net/wireless/core.h
index 7df91f940212..a3362a32acb3 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -101,6 +101,8 @@ struct cfg80211_registered_device {
struct work_struct propagate_cac_done_wk;
struct work_struct mgmt_registrations_update_wk;
+ /* lock for all wdev lists */
+ spinlock_t mgmt_registrations_lock;
/* must be last because of the way we do wiphy_priv(),
* and it should at least be aligned to NETDEV_ALIGN */
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index 0ac820780437..6dcfc5a34874 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -448,9 +448,9 @@ static void cfg80211_mgmt_registrations_update(struct wireless_dev *wdev)
ASSERT_RTNL();
- spin_lock_bh(&wdev->mgmt_registrations_lock);
+ spin_lock_bh(&rdev->mgmt_registrations_lock);
if (!wdev->mgmt_registrations_need_update) {
- spin_unlock_bh(&wdev->mgmt_registrations_lock);
+ spin_unlock_bh(&rdev->mgmt_registrations_lock);
return;
}
@@ -475,7 +475,7 @@ static void cfg80211_mgmt_registrations_update(struct wireless_dev *wdev)
rcu_read_unlock();
wdev->mgmt_registrations_need_update = 0;
- spin_unlock_bh(&wdev->mgmt_registrations_lock);
+ spin_unlock_bh(&rdev->mgmt_registrations_lock);
rdev_update_mgmt_frame_registrations(rdev, wdev, &upd);
}
@@ -499,6 +499,7 @@ int cfg80211_mlme_register_mgmt(struct wireless_dev *wdev, u32 snd_portid,
int match_len, bool multicast_rx,
struct netlink_ext_ack *extack)
{
+ struct cfg80211_registered_device *rdev = wiphy_to_rdev(wdev->wiphy);
struct cfg80211_mgmt_registration *reg, *nreg;
int err = 0;
u16 mgmt_type;
@@ -544,7 +545,7 @@ int cfg80211_mlme_register_mgmt(struct wireless_dev *wdev, u32 snd_portid,
if (!nreg)
return -ENOMEM;
- spin_lock_bh(&wdev->mgmt_registrations_lock);
+ spin_lock_bh(&rdev->mgmt_registrations_lock);
list_for_each_entry(reg, &wdev->mgmt_registrations, list) {
int mlen = min(match_len, reg->match_len);
@@ -579,7 +580,7 @@ int cfg80211_mlme_register_mgmt(struct wireless_dev *wdev, u32 snd_portid,
list_add(&nreg->list, &wdev->mgmt_registrations);
}
wdev->mgmt_registrations_need_update = 1;
- spin_unlock_bh(&wdev->mgmt_registrations_lock);
+ spin_unlock_bh(&rdev->mgmt_registrations_lock);
cfg80211_mgmt_registrations_update(wdev);
@@ -587,7 +588,7 @@ int cfg80211_mlme_register_mgmt(struct wireless_dev *wdev, u32 snd_portid,
out:
kfree(nreg);
- spin_unlock_bh(&wdev->mgmt_registrations_lock);
+ spin_unlock_bh(&rdev->mgmt_registrations_lock);
return err;
}
@@ -598,7 +599,7 @@ void cfg80211_mlme_unregister_socket(struct wireless_dev *wdev, u32 nlportid)
struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy);
struct cfg80211_mgmt_registration *reg, *tmp;
- spin_lock_bh(&wdev->mgmt_registrations_lock);
+ spin_lock_bh(&rdev->mgmt_registrations_lock);
list_for_each_entry_safe(reg, tmp, &wdev->mgmt_registrations, list) {
if (reg->nlportid != nlportid)
@@ -611,7 +612,7 @@ void cfg80211_mlme_unregister_socket(struct wireless_dev *wdev, u32 nlportid)
schedule_work(&rdev->mgmt_registrations_update_wk);
}
- spin_unlock_bh(&wdev->mgmt_registrations_lock);
+ spin_unlock_bh(&rdev->mgmt_registrations_lock);
if (nlportid && rdev->crit_proto_nlportid == nlportid) {
rdev->crit_proto_nlportid = 0;
@@ -624,15 +625,16 @@ void cfg80211_mlme_unregister_socket(struct wireless_dev *wdev, u32 nlportid)
void cfg80211_mlme_purge_registrations(struct wireless_dev *wdev)
{
+ struct cfg80211_registered_device *rdev = wiphy_to_rdev(wdev->wiphy);
struct cfg80211_mgmt_registration *reg, *tmp;
- spin_lock_bh(&wdev->mgmt_registrations_lock);
+ spin_lock_bh(&rdev->mgmt_registrations_lock);
list_for_each_entry_safe(reg, tmp, &wdev->mgmt_registrations, list) {
list_del(®->list);
kfree(reg);
}
wdev->mgmt_registrations_need_update = 1;
- spin_unlock_bh(&wdev->mgmt_registrations_lock);
+ spin_unlock_bh(&rdev->mgmt_registrations_lock);
cfg80211_mgmt_registrations_update(wdev);
}
@@ -780,7 +782,7 @@ bool cfg80211_rx_mgmt_khz(struct wireless_dev *wdev, int freq, int sig_dbm,
data = buf + ieee80211_hdrlen(mgmt->frame_control);
data_len = len - ieee80211_hdrlen(mgmt->frame_control);
- spin_lock_bh(&wdev->mgmt_registrations_lock);
+ spin_lock_bh(&rdev->mgmt_registrations_lock);
list_for_each_entry(reg, &wdev->mgmt_registrations, list) {
if (reg->frame_type != ftype)
@@ -804,7 +806,7 @@ bool cfg80211_rx_mgmt_khz(struct wireless_dev *wdev, int freq, int sig_dbm,
break;
}
- spin_unlock_bh(&wdev->mgmt_registrations_lock);
+ spin_unlock_bh(&rdev->mgmt_registrations_lock);
trace_cfg80211_return_bool(result);
return result;
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index fab1f0d50403..fd614a5a00b4 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -418,14 +418,17 @@ cfg80211_add_nontrans_list(struct cfg80211_bss *trans_bss,
}
ssid_len = ssid[1];
ssid = ssid + 2;
- rcu_read_unlock();
/* check if nontrans_bss is in the list */
list_for_each_entry(bss, &trans_bss->nontrans_list, nontrans_list) {
- if (is_bss(bss, nontrans_bss->bssid, ssid, ssid_len))
+ if (is_bss(bss, nontrans_bss->bssid, ssid, ssid_len)) {
+ rcu_read_unlock();
return 0;
+ }
}
+ rcu_read_unlock();
+
/* add to the list */
list_add_tail(&nontrans_bss->nontrans_list, &trans_bss->nontrans_list);
return 0;
diff --git a/net/wireless/util.c b/net/wireless/util.c
index 4fb8d1b14e76..3f8c46bb6d9a 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -1028,14 +1028,14 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev,
!(rdev->wiphy.interface_modes & (1 << ntype)))
return -EOPNOTSUPP;
- /* if it's part of a bridge, reject changing type to station/ibss */
- if (netif_is_bridge_port(dev) &&
- (ntype == NL80211_IFTYPE_ADHOC ||
- ntype == NL80211_IFTYPE_STATION ||
- ntype == NL80211_IFTYPE_P2P_CLIENT))
- return -EBUSY;
-
if (ntype != otype) {
+ /* if it's part of a bridge, reject changing type to station/ibss */
+ if (netif_is_bridge_port(dev) &&
+ (ntype == NL80211_IFTYPE_ADHOC ||
+ ntype == NL80211_IFTYPE_STATION ||
+ ntype == NL80211_IFTYPE_P2P_CLIENT))
+ return -EBUSY;
+
dev->ieee80211_ptr->use_4addr = false;
dev->ieee80211_ptr->mesh_id_up_len = 0;
wdev_lock(dev->ieee80211_ptr);
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index 2bb159c10503..1d727387cb20 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -3820,11 +3820,15 @@ int cmd_script(int argc, const char **argv)
goto out_delete;
uname(&uts);
- if (data.is_pipe || /* assume pipe_mode indicates native_arch */
- !strcmp(uts.machine, session->header.env.arch) ||
- (!strcmp(uts.machine, "x86_64") &&
- !strcmp(session->header.env.arch, "i386")))
+ if (data.is_pipe) { /* Assume pipe_mode indicates native_arch */
native_arch = true;
+ } else if (session->header.env.arch) {
+ if (!strcmp(uts.machine, session->header.env.arch))
+ native_arch = true;
+ else if (!strcmp(uts.machine, "x86_64") &&
+ !strcmp(session->header.env.arch, "i386"))
+ native_arch = true;
+ }
script.session = session;
script__setup_sample_type(&script);
prev parent reply other threads:[~2021-11-02 19:51 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-02 19:50 Linux 5.10.77 Greg Kroah-Hartman
2021-11-02 19:50 ` Greg Kroah-Hartman [this message]
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