id stringlengths 40 40 | instruction stringlengths 68 308 | input stringlengths 17 33.4k | output stringlengths 100 30k |
|---|---|---|---|
7af9e30a0c8bb05b7254fdca857c1a1126b652eb | Analyze and fix the following issue in the Linux kernel code: ASoC: pxa: drop unused Kconfig symbol | Problem Details:
Drop a bogus dangling Kconfig symbol for select SND_SOC_AC97_BUS_NEW.
Link: https://bugzilla.kernel.org/show_bug.cgi?id=216748
Fixes: 1c8bc7b3de5e ("ASoC: pxa: switch to new ac97 bus support")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Link: https://patch.msgid.link/20251228071041.2246718-1-r... | ```diff
diff --git a/sound/soc/pxa/Kconfig b/sound/soc/pxa/Kconfig
index e54abcd39f79..4bd14ae330d5 100644
--- a/sound/soc/pxa/Kconfig
+++ b/sound/soc/pxa/Kconfig
@@ -18,7 +18,6 @@ config SND_PXA2XX_SOC_AC97
select AC97_BUS_NEW
select SND_PXA2XX_LIB
select SND_PXA2XX_LIB_AC97
- select SND_SOC_AC97_BUS_NEW
conf... |
a4e573db06a4e8c519ec4c42f8e1249a0853367a | Analyze and fix the following issue in the Linux kernel code: lib/crypto: riscv/aes: Migrate optimized code into library | Problem Details:
Move the aes_encrypt_zvkned() and aes_decrypt_zvkned() assembly
functions into lib/crypto/, wire them up to the AES library API, and
remove the "aes-riscv64-zvkned" crypto_cipher algorithm.
To make this possible, change the prototypes of these functions to
take (rndkeys, key_len) instead of a pointer ... | ```diff
diff --git a/arch/riscv/crypto/Kconfig b/arch/riscv/crypto/Kconfig
index 14c5acb935e9..22d4eaab15f3 100644
--- a/arch/riscv/crypto/Kconfig
+++ b/arch/riscv/crypto/Kconfig
@@ -6,11 +6,9 @@ config CRYPTO_AES_RISCV64
tristate "Ciphers: AES, modes: ECB, CBC, CTS, CTR, XTS"
depends on 64BIT && TOOLCHAIN_HAS_VECT... |
7cf2082e74ce7f4f4b5e14cbe67a194d75e257ef | Analyze and fix the following issue in the Linux kernel code: lib/crypto: powerpc/aes: Migrate POWER8 optimized code into library | Problem Details:
Move the POWER8 AES assembly code into lib/crypto/, wire the key
expansion and single-block en/decryption functions up to the AES library
API, and remove the superseded "p8_aes" crypto_cipher algorithm.
The result is that both the AES library and crypto_cipher APIs are now
optimized for POWER8, wherea... | ```diff
diff --git a/arch/powerpc/crypto/Makefile b/arch/powerpc/crypto/Makefile
index e22310da86b5..3ac0886282a2 100644
--- a/arch/powerpc/crypto/Makefile
+++ b/arch/powerpc/crypto/Makefile
@@ -11,7 +11,7 @@ obj-$(CONFIG_CRYPTO_DEV_VMX_ENCRYPT) += vmx-crypto.o
aes-ppc-spe-y := aes-spe-glue.o
aes-gcm-p10-crypto-y :... |
0892c91b81cc889c95dc03b095b9f4a6fdf93106 | Analyze and fix the following issue in the Linux kernel code: lib/crypto: powerpc/aes: Migrate SPE optimized code into library | Problem Details:
Move the PowerPC SPE AES assembly code into lib/crypto/, wire the key
expansion and single-block en/decryption functions up to the AES library
API, and remove the superseded "aes-ppc-spe" crypto_cipher algorithm.
The result is that both the AES library and crypto_cipher APIs are now
optimized with SPE... | ```diff
diff --git a/arch/powerpc/crypto/Kconfig b/arch/powerpc/crypto/Kconfig
index 662aed46f9c7..2d056f1fc90f 100644
--- a/arch/powerpc/crypto/Kconfig
+++ b/arch/powerpc/crypto/Kconfig
@@ -5,9 +5,9 @@ menu "Accelerated Cryptographic Algorithms for CPU (powerpc)"
config CRYPTO_AES_PPC_SPE
tristate "Ciphers: AES, mo... |
2b1ef7aeeb184ee78523f3d24e221296574c6f2d | Analyze and fix the following issue in the Linux kernel code: lib/crypto: arm64/aes: Migrate optimized code into library | Problem Details:
Move the ARM64 optimized AES key expansion and single-block AES
en/decryption code into lib/crypto/, wire it up to the AES library API,
and remove the superseded crypto_cipher algorithms.
The result is that both the AES library and crypto_cipher APIs are now
optimized for ARM64, whereas previously onl... | ```diff
diff --git a/arch/arm64/crypto/Kconfig b/arch/arm64/crypto/Kconfig
index 4453dff8f0c1..81ed892b3b72 100644
--- a/arch/arm64/crypto/Kconfig
+++ b/arch/arm64/crypto/Kconfig
@@ -37,34 +37,11 @@ config CRYPTO_SM3_ARM64_CE
Architecture: arm64 using:
- ARMv8.2 Crypto Extensions
-config CRYPTO_AES_ARM64
- tr... |
fa2297750c2cc61788d1843f358dbfecaa42944f | Analyze and fix the following issue in the Linux kernel code: lib/crypto: arm/aes: Migrate optimized code into library | Problem Details:
Move the ARM optimized single-block AES en/decryption code into
lib/crypto/, wire it up to the AES library API, and remove the
superseded "aes-arm" crypto_cipher algorithm.
The result is that both the AES library and crypto_cipher APIs are now
optimized for ARM, whereas previously only crypto_cipher w... | ```diff
diff --git a/arch/arm/configs/milbeaut_m10v_defconfig b/arch/arm/configs/milbeaut_m10v_defconfig
index a2995eb390c6..77b69d672d40 100644
--- a/arch/arm/configs/milbeaut_m10v_defconfig
+++ b/arch/arm/configs/milbeaut_m10v_defconfig
@@ -98,7 +98,6 @@ CONFIG_CRYPTO_SELFTESTS=y
CONFIG_CRYPTO_AES=y
CONFIG_CRYPTO_S... |
5be8dcc1d0dd5b4bd431d1d052e79f01dd2e33c4 | Analyze and fix the following issue in the Linux kernel code: crypto: arm64/aes - Select CRYPTO_LIB_SHA256 from correct places | Problem Details:
The call to sha256() occurs in code that is built when either
CRYPTO_AES_ARM64_CE_BLK or CRYPTO_AES_ARM64_NEON_BLK. The option
CRYPTO_AES_ARM64 is unrelated, notwithstanding its documentation. I'll
be removing CRYPTO_AES_ARM64 soon anyway, but before doing that, fix
where CRYPTO_LIB_SHA256 is selecte... | ```diff
diff --git a/arch/arm64/crypto/Kconfig b/arch/arm64/crypto/Kconfig
index da1c9ea8ea83..4453dff8f0c1 100644
--- a/arch/arm64/crypto/Kconfig
+++ b/arch/arm64/crypto/Kconfig
@@ -40,7 +40,6 @@ config CRYPTO_SM3_ARM64_CE
config CRYPTO_AES_ARM64
tristate "Ciphers: AES, modes: ECB, CBC, CTR, CTS, XCTR, XTS"
selec... |
a22fd0e3c495dd2d706c49c26663476e24d96e7d | Analyze and fix the following issue in the Linux kernel code: lib/crypto: aes: Introduce improved AES library | Problem Details:
The kernel's AES library currently has the following issues:
- It doesn't take advantage of the architecture-optimized AES code,
including the implementations using AES instructions.
- It's much slower than even the other software AES implementations: 2-4
times slower than "aes-generic", "aes-arm... | ```diff
diff --git a/include/crypto/aes.h b/include/crypto/aes.h
index 9339da7c20a8..e8b83d4849fe 100644
--- a/include/crypto/aes.h
+++ b/include/crypto/aes.h
@@ -18,6 +18,60 @@
#define AES_MAX_KEYLENGTH (15 * 16)
#define AES_MAX_KEYLENGTH_U32 (AES_MAX_KEYLENGTH / sizeof(u32))
+union aes_enckey_arch {
+ u32 rndkeys... |
f815fc0c66e777c727689666cfb46b8d461c2f99 | Analyze and fix the following issue in the Linux kernel code: perf unwind-libdw: Fix invalid reference counts | Problem Details:
The addition of addr_location__exit() causes use-after put on the maps
and map references in the unwind info. Add the gets and then add the
map_symbol__exit() calls.
Fixes: 0dd5041c9a0eaf8c ("perf addr_location: Add init/exit/copy functions")
Reviewed-by: James Clark <james.clark@linaro.org>
Signed-of... | ```diff
diff --git a/tools/perf/util/unwind-libdw.c b/tools/perf/util/unwind-libdw.c
index ae70fb56a057..3ff427a49e4c 100644
--- a/tools/perf/util/unwind-libdw.c
+++ b/tools/perf/util/unwind-libdw.c
@@ -136,8 +136,8 @@ static int entry(u64 ip, struct unwind_info *ui)
}
e->ip = ip;
- e->ms.maps = al.maps;
- e->m... |
0d92c555320ad34e67523063e32630cfad13af5f | Analyze and fix the following issue in the Linux kernel code: lib/crypto: nh: Restore dependency of arch code on !KMSAN | Problem Details:
Since the architecture-specific implementations of NH initialize memory
in assembly code, they aren't compatible with KMSAN as-is.
Fixes: 382de740759a ("lib/crypto: nh: Add NH library")
Link: https://lore.kernel.org/r/20260105053652.1708299-1-ebiggers@kernel.org
Signed-off-by: Eric Biggers <ebiggers@k... | ```diff
diff --git a/lib/crypto/Kconfig b/lib/crypto/Kconfig
index 33cf46bbadc8..781a42c5c572 100644
--- a/lib/crypto/Kconfig
+++ b/lib/crypto/Kconfig
@@ -116,7 +116,7 @@ config CRYPTO_LIB_NH
config CRYPTO_LIB_NH_ARCH
bool
- depends on CRYPTO_LIB_NH && !UML
+ depends on CRYPTO_LIB_NH && !UML && !KMSAN
default y ... |
272bd8183376a9e20fe08bacbaa44003d7c8acaa | Analyze and fix the following issue in the Linux kernel code: cgroup/cpuset: Move the v1 empty cpus/mems check to cpuset1_validate_change() | Problem Details:
As stated in commit 1c09b195d37f ("cpuset: fix a regression in validating
config change"), it is not allowed to clear masks of a cpuset if
there're tasks in it. This is specific to v1 since empty "cpuset.cpus"
or "cpuset.mems" will cause the v2 cpuset to inherit the effective CPUs
or memory nodes from ... | ```diff
diff --git a/kernel/cgroup/cpuset-internal.h b/kernel/cgroup/cpuset-internal.h
index e8e2683cb067..fd7d19842ded 100644
--- a/kernel/cgroup/cpuset-internal.h
+++ b/kernel/cgroup/cpuset-internal.h
@@ -260,6 +260,15 @@ static inline int nr_cpusets(void)
return static_key_count(&cpusets_enabled_key.key) + 1;
}
... |
2a3602030d800b6600ef55c31e21bc54611f7770 | Analyze and fix the following issue in the Linux kernel code: cgroup/cpuset: Don't invalidate sibling partitions on cpuset.cpus conflict | Problem Details:
Currently, when setting a cpuset's cpuset.cpus to a value that conflicts
with the cpuset.cpus/cpuset.cpus.exclusive of a sibling partition,
the sibling's partition state becomes invalid. This is overly harsh and
is probably not necessary.
The cpuset.cpus.exclusive control file, if set, will override t... | ```diff
diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-guide/cgroup-v2.rst
index 510df2461aff..28613c0e1c90 100644
--- a/Documentation/admin-guide/cgroup-v2.rst
+++ b/Documentation/admin-guide/cgroup-v2.rst
@@ -2584,9 +2584,9 @@ Cpuset Interface Files
of this file will always be a subset o... |
a1a01793ae1f6f99fd7174988d49b43cd1cb36c3 | Analyze and fix the following issue in the Linux kernel code: cgroup/cpuset: Consistently compute effective_xcpus in update_cpumasks_hier() | Problem Details:
Since commit f62a5d39368e ("cgroup/cpuset: Remove remote_partition_check()
& make update_cpumasks_hier() handle remote partition"), the
compute_effective_exclusive_cpumask() helper was extended to
strip exclusive CPUs from siblings when computing effective_xcpus
(cpuset.cpus.exclusive.effective). This ... | ```diff
diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
index da2b3b51630e..894131f47f78 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -2168,17 +2168,13 @@ get_css:
spin_lock_irq(&callback_lock);
cpumask_copy(cp->effective_cpus, tmp->new_cpus);
cp->partition_root_state = new_... |
ef92c4351ec75bcfb8a1cc3a88109b5339f296ef | Analyze and fix the following issue in the Linux kernel code: perf test subcmd help: Add exclude disjoint subcmd names | Problem Details:
The test is based on an error/fix posted to linux-perf-users.
Reported-by: Sri Jayaramappa <sjayaram@akamai.com>
Reviewed-by: Sri Jayaramappa <sjayaram@akamai.com>
Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linu... | ```diff
diff --git a/tools/perf/tests/subcmd-help.c b/tools/perf/tests/subcmd-help.c
index 2280b4c0e5e7..9da96a16fd20 100644
--- a/tools/perf/tests/subcmd-help.c
+++ b/tools/perf/tests/subcmd-help.c
@@ -95,10 +95,36 @@ static int test__exclude_cmdnames(struct test_suite *test __maybe_unused,
return TEST_OK;
}
+sta... |
383f8e26e2c483e25453f8c3d0839877708ac701 | Analyze and fix the following issue in the Linux kernel code: perf build: Raise minimum shellcheck version to 0.7.2 | Problem Details:
Raise the minimum shellcheck version for perf builds to 0.7.2, so that
systems with shellcheck versions below 0.7.2 will automatically skip the
shell script checking, even if NO_SHELLCHECK is unset.
Since commit 241f21be7d0fdf3c ("perf test perftool_testsuite: Use
absolute paths"), shellcheck versions... | ```diff
diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index b3f481a626af..e6895626c187 100644
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -251,11 +251,12 @@ else
endif
# shellcheck is using in tools/perf/tests/Build with option -a/--check-sourced (
-# introduced in v0.4.7) an... |
e272628902c1c96731e2d9f62a7fc77767686eb0 | Analyze and fix the following issue in the Linux kernel code: perf test stat tests: Fix for virtualized machines | Problem Details:
On s390 'perf test's 'perf stat tests', subtest test_hybrid fails for
z/VM systems. The root cause is this statement:
$(perf stat -a -- sleep 0.1 2>&1 |\
grep -E "/cpu-cycles/[uH]*| cpu-cycles[:uH]* -c)
The 'perf stat' output on a s390 z/VM system is
# perf stat -a -- sleep 0... | ```diff
diff --git a/tools/perf/tests/shell/stat.sh b/tools/perf/tests/shell/stat.sh
index 0b2f0f88ca16..792a0b79f6b8 100755
--- a/tools/perf/tests/shell/stat.sh
+++ b/tools/perf/tests/shell/stat.sh
@@ -233,7 +233,7 @@ test_hybrid() {
fi
# Run default Perf stat
- cycles_events=$(perf stat -a -- sleep 0.1 2>&1 ... |
2120f3a3738a65730c81bf10447b1ff776078915 | Analyze and fix the following issue in the Linux kernel code: wifi: mwifiex: Fix a loop in mwifiex_update_ampdu_rxwinsize() | Problem Details:
The "i" iterator variable is used to count two different things but
unfortunately we can't store two different numbers in the same variable.
Use "i" for the outside loop and "j" for the inside loop.
Cc: stable@vger.kernel.org
Fixes: d219b7eb3792 ("mwifiex: handle BT coex event to adjust Rx BA window s... | ```diff
diff --git a/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c b/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c
index 354c5ce66045..f3397dc6c422 100644
--- a/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c
+++ b/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c
@@ -825,7 +825,7 @@ void mwifiex_... |
db1d0b6ab11f612ea8a327663a578c8946efeee9 | Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: correctly check if CSA is active | Problem Details:
We are not adding an interface if an existing one is doing CSA.
But the check won't work for MLO station interfaces, since for those,
vif->bss_conf is zeroed out.
Fix this by checking if any link of the vif has an active CSA.
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Kor... | ```diff
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 7b0aa24c1f97..515384ca2f8f 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -350,6 +350,8 @@ static int ieee80211_check_concurrent_iface(struct ieee80211_sub_if_data *sdata,
/* we hold the RTNL here so can safely walk the list */
... |
a3034bf0746d88a00cceda9541534a5721445a24 | Analyze and fix the following issue in the Linux kernel code: wifi: cfg80211: Fix bitrate calculation overflow for HE rates | Problem Details:
An integer overflow occurs in cfg80211_calculate_bitrate_he() when
calculating bitrates for high throughput HE configurations.
For example, with 160 MHz bandwidth, HE-MCS 13, HE-NSS 4, and HE-GI 0,
the multiplication (result * rate->nss) overflows the 32-bit 'result'
variable before division by 8, lead... | ```diff
diff --git a/net/wireless/util.c b/net/wireless/util.c
index 27e8a2f52f04..4f581aed45b7 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -1561,12 +1561,14 @@ static u32 cfg80211_calculate_bitrate_he(struct rate_info *rate)
tmp = result;
tmp *= SCALE;
do_div(tmp, mcs_divisors[rate->mcs]);
- re... |
4f431d88ea8093afc7ba55edf4652978c5a68f33 | Analyze and fix the following issue in the Linux kernel code: wifi: rsi: Fix memory corruption due to not set vif driver data size | Problem Details:
The struct ieee80211_vif contains trailing space for vif driver data,
when struct ieee80211_vif is allocated, the total memory size that is
allocated is sizeof(struct ieee80211_vif) + size of vif driver data.
The size of vif driver data is set by each WiFi driver as needed.
The RSI911x driver does not... | ```diff
diff --git a/drivers/net/wireless/rsi/rsi_91x_mac80211.c b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
index f3a853edfc11..8c8e074a3a70 100644
--- a/drivers/net/wireless/rsi/rsi_91x_mac80211.c
+++ b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
@@ -2035,6 +2035,7 @@ int rsi_mac80211_attach(struct rsi_common *comm... |
8f334e35220721f65180bc2e0fe9187436c2c475 | Analyze and fix the following issue in the Linux kernel code: ACPI: PM: s2idle: Add missing checks to acpi_s2idle_begin_lps0() | Problem Details:
Commit 32ece31db4df ("ACPI: PM: s2idle: Only retrieve constraints
when needed"), that attempted to avoid useless evaluation of LPS0 _DSM
Function 1 in lps0_device_attach(), forgot to add checks for
lps0_device_handle and sleep_no_lps0 to acpi_s2idle_begin_lps0()
where they should be done before calling... | ```diff
diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
index 6d4d06236f61..2a9edb53d5d4 100644
--- a/drivers/acpi/x86/s2idle.c
+++ b/drivers/acpi/x86/s2idle.c
@@ -515,7 +515,8 @@ static struct acpi_scan_handler lps0_handler = {
static int acpi_s2idle_begin_lps0(void)
{
- if (pm_debug_messages_on... |
7a8737e1132ff07ca225aa7a4008f87319b5b1ca | Analyze and fix the following issue in the Linux kernel code: io_uring: use release-acquire ordering for IORING_SETUP_R_DISABLED | Problem Details:
io_uring_enter(), __io_msg_ring_data(), and io_msg_send_fd() read
ctx->flags and ctx->submitter_task without holding the ctx's uring_lock.
This means they may race with the assignment to ctx->submitter_task and
the clearing of IORING_SETUP_R_DISABLED from ctx->flags in
io_register_enable_rings(). Ensur... | ```diff
diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index 1aebdba425e8..559932b851ca 100644
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -3228,7 +3228,11 @@ SYSCALL_DEFINE6(io_uring_enter, unsigned int, fd, u32, to_submit,
ctx = file->private_data;
ret = -EBADFD;
- if (unlikely(ctx->flags & I... |
ca909f9ea8cb19032c9d9d7841a8e2395b6a9e8b | Analyze and fix the following issue in the Linux kernel code: KVM: x86: Drop ASSERT() on I/O APIC EOIs being only for LEVEL_to WARN_ON_ONCE | Problem Details:
Remove kvm_ioapic_update_eoi_one()'s ASSERT() that the vector's entry is
configured to be level-triggered, as KVM intercepts and forward EOIs to
the I/O APIC even for edge-triggered IRQs (see kvm_ioapic_scan_entry()),
and nothing guarantees the local APIC's TMR register is synchronized with
the I/O API... | ```diff
diff --git a/arch/x86/kvm/ioapic.c b/arch/x86/kvm/ioapic.c
index 2c2783296aed..e7315b9311d3 100644
--- a/arch/x86/kvm/ioapic.c
+++ b/arch/x86/kvm/ioapic.c
@@ -37,11 +37,6 @@
static int ioapic_service(struct kvm_ioapic *vioapic, int irq,
bool line_status);
-static void kvm_ioapic_update_eoi_one(struct kvm_... |
37187992dd821e0283da3f7664ef3d6ab4220ef8 | Analyze and fix the following issue in the Linux kernel code: KVM: x86: Drop guest/user-triggerable asserts on IRR/ISR vectors | Problem Details:
Remove the ASSERT()s in apic_find_highest_i{r,s}r() that exist to detect
illegal vectors (0-15 are reserved and never recognized by the local APIC),
as the asserts, if they were ever to be enabled by #defining DEBUG, can be
trivially triggered from both the guest and from userspace, and ultimately
beca... | ```diff
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 558adcb67171..785c0352fa0e 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -666,8 +666,6 @@ static inline int apic_search_irr(struct kvm_lapic *apic)
static inline int apic_find_highest_irr(struct kvm_lapic *apic)
{
- int result;... |
a4978324e4bd80427313e0baa16e53709e14d878 | Analyze and fix the following issue in the Linux kernel code: KVM: x86: Drop ASSERT()s on APIC/vCPU being non-NULL | Problem Details:
Remove ASSERT()s on vCPU and APIC structures being non-NULL in the local
APIC code as the DEBUG=1 path of ASSERT() ends with BUG(), i.e. isn't
meaningfully better for debugging than a NULL pointer dereference.
For all intents and purposes, no functional change intended.
Link: https://patch.msgid.link... | ```diff
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 1597dd0b0cc6..558adcb67171 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -1048,7 +1048,6 @@ bool kvm_apic_match_dest(struct kvm_vcpu *vcpu, struct kvm_lapic *source,
struct kvm_lapic *target = vcpu->arch.apic;
u32 mda = kvm_api... |
f93fc5d12d69012788f82151bee55fce937e1432 | Analyze and fix the following issue in the Linux kernel code: net: octeon_ep_vf: fix free_irq dev_id mismatch in IRQ rollback | Problem Details:
octep_vf_request_irqs() requests MSI-X queue IRQs with dev_id set to
ioq_vector. If request_irq() fails part-way, the rollback loop calls
free_irq() with dev_id set to 'oct', which does not match the original
dev_id and may leave the irqaction registered.
This can keep IRQ handlers alive while ioq_vec... | ```diff
diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.c b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.c
index 420c3f4cf741..1d9760b4b8f4 100644
--- a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.c
+++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.c
@@ -218,7 +21... |
803e18641fd444a614415711a5af53dcde21104b | Analyze and fix the following issue in the Linux kernel code: NFS: Don't immediately return directory delegations when disabled | Problem Details:
The function nfs_inode_evict_delegation() immediately and synchronously
returns a delegation when called. This means we can't call it from
nfs4_have_delegation(), since that function could be called under a
lock. Instead we should mark the delegation for return and let the state
manager handle it for u... | ```diff
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c
index c9fa4c1f68fc..8a3857a49d84 100644
--- a/fs/nfs/delegation.c
+++ b/fs/nfs/delegation.c
@@ -149,7 +149,7 @@ static int nfs4_do_check_delegation(struct inode *inode, fmode_t type,
int nfs4_have_delegation(struct inode *inode, fmode_t type, int flags)
{... |
05f66cf5e7a5fc7c7227541f8a4a476037999916 | Analyze and fix the following issue in the Linux kernel code: PCI: Provide pci_free_irq_vectors() stub | Problem Details:
473b9f331718 ("rust: pci: fix build failure when CONFIG_PCI_MSI is
disabled") fixed a build error by providing Rust helpers when
CONFIG_PCI_MSI is not set. However the Rust helpers rely on
pci_free_irq_vectors(), which is only available when CONFIG_PCI=y.
When CONFIG_PCI is not set, there is already a... | ```diff
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 864775651c6f..b5cc0c2b9906 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -2210,6 +2210,10 @@ pci_alloc_irq_vectors(struct pci_dev *dev, unsigned int min_vecs,
{
return -ENOSPC;
}
+
+static inline void pci_free_irq_vectors(struct pc... |
a02857e73494a0c4dbeba16d8e6567de4ba1ca97 | Analyze and fix the following issue in the Linux kernel code: Documentation/trace: Fix links to other documents | Problem Details:
Link to another document does not require 'file:'. Removing it fixes
links in generated html docs.
Signed-off-by: Petr Vorel <pvorel@suse.cz>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Message-ID: <20260111223643.174812-2-pvorel@suse.cz> | ```diff
diff --git a/Documentation/trace/fprobe.rst b/Documentation/trace/fprobe.rst
index 06b0edad0179..95998b189ae3 100644
--- a/Documentation/trace/fprobe.rst
+++ b/Documentation/trace/fprobe.rst
@@ -79,7 +79,7 @@ The above is defined by including the header::
Same as ftrace, the registered callbacks will start b... |
829656c3e263e4517a97ae02e5d60600339ed789 | Analyze and fix the following issue in the Linux kernel code: Documentation: bug-hunting.rst: Remove wrong 'file:' syntax | Problem Details:
Link to another document does not require 'file:', therefore it was
shown in generated html.
Preformatted text requires just ``...``.
Signed-off-by: Petr Vorel <pvorel@suse.cz>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Message-ID: <20260111223643.174812-1-pvorel@suse.cz> | ```diff
diff --git a/Documentation/admin-guide/bug-hunting.rst b/Documentation/admin-guide/bug-hunting.rst
index 7da0504388ec..3901b43c96df 100644
--- a/Documentation/admin-guide/bug-hunting.rst
+++ b/Documentation/admin-guide/bug-hunting.rst
@@ -52,14 +52,14 @@ line is usually required to identify and handle the bug. ... |
09dc08b396c954820f119e1ab0c7d72333c18323 | Analyze and fix the following issue in the Linux kernel code: regulator: dummy, make dummy_regulator_driver static | Problem Details:
When converting to faux_device the dummy_regulator_driver was
made non-static however it isn't exported or defined anywhere
outside the file it is in. Make it static to avoid the following
sparse warning:
drivers/regulator/dummy.c:59:24: warning: symbol 'dummy_regulator_driver' was not declared. Shoul... | ```diff
diff --git a/drivers/regulator/dummy.c b/drivers/regulator/dummy.c
index e5197ec7234d..c3e416fd3c3e 100644
--- a/drivers/regulator/dummy.c
+++ b/drivers/regulator/dummy.c
@@ -56,7 +56,7 @@ static int dummy_regulator_probe(struct faux_device *fdev)
return 0;
}
-struct faux_device_ops dummy_regulator_driver ... |
be82a89066d595da334f6e153ababcedc3f92ad6 | Analyze and fix the following issue in the Linux kernel code: ublk: implement integrity user copy | Problem Details:
Add a function ublk_copy_user_integrity() to copy integrity information
between a request and a user iov_iter. This mirrors the existing
ublk_copy_user_pages() but operates on request integrity data instead of
regular data. Check UBLKSRV_IO_INTEGRITY_FLAG in iocb->ki_pos in
ublk_user_copy() to choose b... | ```diff
diff --git a/drivers/block/ublk_drv.c b/drivers/block/ublk_drv.c
index d428a25121db..5c441f507c43 100644
--- a/drivers/block/ublk_drv.c
+++ b/drivers/block/ublk_drv.c
@@ -1040,6 +1040,33 @@ static size_t ublk_copy_user_pages(const struct request *req,
return done;
}
+#ifdef CONFIG_BLK_DEV_INTEGRITY
+static... |
d4026a44626490dc4eca4dd2c4d0816338fa179b | Analyze and fix the following issue in the Linux kernel code: cxl/hdm: Fix potential infinite loop in __cxl_dpa_reserve() | Problem Details:
In __cxl_dpa_reserve(), it will check if the new resource range is
included in one of paritions of the cxl memory device.
cxlds->nr_paritions is used to represent how many partitions information
the cxl memory device has. In the loop, if driver cannot find a
partition including the new resource range, ... | ```diff
diff --git a/drivers/cxl/core/hdm.c b/drivers/cxl/core/hdm.c
index 1c5d2022c87a..a470099a69f1 100644
--- a/drivers/cxl/core/hdm.c
+++ b/drivers/cxl/core/hdm.c
@@ -403,7 +403,7 @@ static int __cxl_dpa_reserve(struct cxl_endpoint_decoder *cxled,
* is not set.
*/
if (cxled->part < 0)
- for (int i = 0; cxl... |
a2062463e894039a6fdc2334b96afd91d44b64a8 | Analyze and fix the following issue in the Linux kernel code: fs: ensure that internal tmpfs mount gets mount id zero | Problem Details:
and the rootfs get mount id one as it always has. Before we actually
mount the rootfs we create an internal tmpfs mount which has mount id
zero but is never exposed anywhere. Continue that "tradition".
Link: https://patch.msgid.link/20260112-work-immutable-rootfs-v2-1-88dd1c34a204@kernel.org
Fixes: 7f... | ```diff
diff --git a/fs/namespace.c b/fs/namespace.c
index c58674a20cad..8b082b1de7f3 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -221,7 +221,7 @@ static int mnt_alloc_id(struct mount *mnt)
int res;
xa_lock(&mnt_id_xa);
- res = __xa_alloc(&mnt_id_xa, &mnt->mnt_id, mnt, XA_LIMIT(1, INT_MAX), GFP_KERNEL);
+... |
bbf8c67aa6ae8bd588f097510d887dad071f9f43 | Analyze and fix the following issue in the Linux kernel code: tools: jobserver: Prevent deadlock caused by incorrect jobserver configuration and enhance error reporting | Problem Details:
When using GNU Make's jobserver feature in kernel builds, a bug in MAKEFLAGS
propagation caused "--jobserver-auth=r,w" to reference an unintended file
descriptor. This led to infinite loops in jobserver-exec's os.read() calls
due to empty token.
My shell opened /etc/passwd for some reason without clos... | ```diff
diff --git a/tools/lib/python/jobserver.py b/tools/lib/python/jobserver.py
index a24f30ef4fa8..616411087725 100755
--- a/tools/lib/python/jobserver.py
+++ b/tools/lib/python/jobserver.py
@@ -91,6 +91,10 @@ class JobserverExec:
while True:
try:
slot = os.read(se... |
a11224a016d6d1d46a4d9b6573244448a80d4d7f | Analyze and fix the following issue in the Linux kernel code: btrfs: fix memory leaks in create_space_info() error paths | Problem Details:
In create_space_info(), the 'space_info' object is allocated at the
beginning of the function. However, there are two error paths where the
function returns an error code without freeing the allocated memory:
1. When create_space_info_sub_group() fails in zoned mode.
2. When btrfs_sysfs_add_space_info... | ```diff
diff --git a/fs/btrfs/space-info.c b/fs/btrfs/space-info.c
index 6babbe333741..3f08e450f796 100644
--- a/fs/btrfs/space-info.c
+++ b/fs/btrfs/space-info.c
@@ -306,18 +306,22 @@ static int create_space_info(struct btrfs_fs_info *info, u64 flags)
0);
if (ret)
- return ret;
+ goto out_free;
}
... |
d73298f015341530da84b96d8310854af90dc425 | Analyze and fix the following issue in the Linux kernel code: x86/paravirt: Remove PARAVIRT_DEBUG config option | Problem Details:
The only effect of CONFIG_PARAVIRT_DEBUG set is that instead of doing a call
using a NULL pointer a BUG() is being raised.
While the BUG() will be a little bit easier to analyse, the call of NULL isn't
really that difficult to find the reason for.
Remove the config option to make paravirt coding a li... | ```diff
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 80527299f859..1f30358dfecd 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -809,13 +809,6 @@ config PARAVIRT_XXL
bool
depends on X86_64
-config PARAVIRT_DEBUG
- bool "paravirt-ops debugging"
- depends on PARAVIRT && DEBUG_KERNEL
- help
- Ena... |
469d71512d135907bf5ea0972dfab8c420f57848 | Analyze and fix the following issue in the Linux kernel code: Revert "gfs2: Fix use of bio_chain" | Problem Details:
This reverts commit 8a157e0a0aa5143b5d94201508c0ca1bb8cfb941.
That commit incorrectly assumed that the bio_chain() arguments were
swapped in gfs2. However, gfs2 intentionally constructs bio chains so
that the first bio's bi_end_io callback is invoked when all bios in the
chain have completed, unlike ... | ```diff
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index 97ebe457c00a..d27a0b1080a9 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -484,7 +484,7 @@ static struct bio *gfs2_chain_bio(struct bio *prev, unsigned int nr_iovecs)
new = bio_alloc(prev->bi_bdev, nr_iovecs, prev->bi_opf, GFP_NOIO);
bio_clone_blkg_ass... |
5cf76277cdec872aef9ff2e9008ae129bb303787 | Analyze and fix the following issue in the Linux kernel code: gpu: nova-core: check for overflow to DMATRFBASE1 | Problem Details:
The NV_PFALCON_FALCON_DMATRFBASE/1 register pair supports DMA addresses
up to 49 bits only, but the write to DMATRFBASE1 could exceed that.
To mitigate, check first that the DMA address will fit.
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Reviewed-by: Joel Fernandes <joelagnelf@nvidia.com>
Fixes:... | ```diff
diff --git a/drivers/gpu/nova-core/falcon.rs b/drivers/gpu/nova-core/falcon.rs
index 82c661aef594..3ab33ea36d9c 100644
--- a/drivers/gpu/nova-core/falcon.rs
+++ b/drivers/gpu/nova-core/falcon.rs
@@ -8,7 +8,10 @@ use hal::FalconHal;
use kernel::{
device,
- dma::DmaAddress,
+ dma::{
+ DmaAddr... |
a92c68eb1e19de9ea8de6c7d3bcfff6c3fcb3c10 | Analyze and fix the following issue in the Linux kernel code: drm/xe/mert: Fix kernel-doc for struct xe_mert | Problem Details:
Add simple top level kernel-doc for the struct itself to allow the
script recognize that and fix tag of the one member.
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Lukasz Laguna <lukasz.laguna@intel.com>
Reviewed-by: Lukasz Laguna <lukasz.laguna@intel.com>
Link: https://patch.msgi... | ```diff
diff --git a/drivers/gpu/drm/xe/xe_mert.h b/drivers/gpu/drm/xe/xe_mert.h
index 0de8243e46bd..0e27f9fa24bb 100644
--- a/drivers/gpu/drm/xe/xe_mert.h
+++ b/drivers/gpu/drm/xe/xe_mert.h
@@ -13,12 +13,15 @@
struct xe_device;
struct xe_tile;
+/**
+ * struct xe_mert - MERT related data
+ */
struct xe_mert {
/*... |
04ccbc5325ccd2b96ef5c3dde1a50495980404c8 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: mediatek: mt8173-elm: Remove regulators from thermal node | Problem Details:
The only reason to have a regulator in the thermal node is to keep
the CPU cores up while reading temperatures, but this is incorrect
because the AUXADC Thermal IP doesn't need any regulators to work,
at all.
Since the thermal node was inherited only for adding vregs, remove
it entirely.
This change i... | ```diff
diff --git a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
index dc064cdcedb5..a0573bc359fb 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
@@ -1147,11 +1147,6 @@
status = "okay";
};
-&thermal {
- ban... |
6c0ecd0ae8f64b8d70ba3522ef6903753425e2c4 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: mediatek: mt8173-elm: Fix dsi0 ports warning | Problem Details:
Since only a single port is present, remove the inner `ports`
parent node and just declare the single port as `port`.
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> | ```diff
diff --git a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
index 59813fff7833..dc064cdcedb5 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
@@ -206,11 +206,9 @@
&dsi0 {
status = "okay";
- ports {
- p... |
870ffe2999b5b558e2e6bfc7e7c6324130f08e47 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: mediatek: mt8173-elm: Fix bluetooth node name and reorder | Problem Details:
Change the node name for Marvell SD8897 SDIO Bluetooth from
`btmrvl@2` to `bluetooth@2` to fix a dtbs_check warning.
While at it, also change the WiFi one from `mwifiex@1" to a
generic "wifi@1" and reorder the nodes so that wifi@1 comes
before bluetooth@2.
Reviewed-by: Chen-Yu Tsai <wenst@chromium.or... | ```diff
diff --git a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
index 9ec930058b92..59813fff7833 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
@@ -432,20 +432,20 @@
#address-cells = <1>;
#size-cells = <0>... |
08076645d9ac216b5d78930f52d4fc4d6807cd22 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: mediatek: mt8183-pumpkin: Fix pinmux node names | Problem Details:
Change all of the pinmux main nodes to have a "-pins" suffix to
satisfy devicetree bindings checks.
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> | ```diff
diff --git a/arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts b/arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts
index f60ef3e53a09..e47955602c83 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts
@@ -241,7 +241,7 @@
};
&pio {
- i2c_pins_0: i2c0 ... |
b1fc81a986c9b8089db31e21a372cc8b6514e900 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: mediatek: mt8183-jacuzzi-pico6: Fix typo in pinmux node | Problem Details:
Rename "piins-bt-wakeup" to "pins-bt-wakeup" to fix a dtbs_check
warning happening due to this typo.
Fixes: 055ef10ccdd4 ("arm64: dts: mt8183: Add jacuzzi pico/pico6 board")
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.co... | ```diff
diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui-jacuzzi-pico6.dts b/arch/arm64/boot/dts/mediatek/mt8183-kukui-jacuzzi-pico6.dts
index cce326aec1aa..40af5656d6f1 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183-kukui-jacuzzi-pico6.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui-jacuzzi-pico6.dts
@@ -9... |
55828e41e7398b630b036eabf3329828706491a0 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: mediatek: mt7981b-openwrt-one: Remove useless cells from flash@0 | Problem Details:
In spi2's flash@0 there is only one `partitions` subnode: this
alone makes specifying address and size cells useless, but then
this subnode has no address and no size, which even makes the
currently declared address/size cells wrong.
Fixes: 869b3bb5ada2 ("arm64: dts: mediatek: mt7981b-openwrt-one: Ena... | ```diff
diff --git a/arch/arm64/boot/dts/mediatek/mt7981b-openwrt-one.dts b/arch/arm64/boot/dts/mediatek/mt7981b-openwrt-one.dts
index 3de368c73bc8..48b80af90438 100644
--- a/arch/arm64/boot/dts/mediatek/mt7981b-openwrt-one.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7981b-openwrt-one.dts
@@ -213,8 +213,6 @@
compatible... |
846348a699f9cf9fba4188870b929f88e7556cc1 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: mediatek: mt8183-evb: Fix dtbs_check warnings | Problem Details:
Change the Murata NCM03WF104 node name from "thermal-sensor" to
"thermistor" (as that's what it is, after all), and change all
of the pinmux main nodes to have a "-pins" suffix to satisfy
devicetree bindings checks.
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
Signed-off-by: AngeloGioacchino Del Reg... | ```diff
diff --git a/arch/arm64/boot/dts/mediatek/mt8183-evb.dts b/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
index f04baea5d6cb..acfdd5fb041f 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
@@ -38,7 +38,7 @@
};
};
- thermal-sensor {
+ thermistor {
c... |
c68a509320a635f5bfa6c43d0c91c964a8fa678f | Analyze and fix the following issue in the Linux kernel code: arm64: dts: mediatek: mt8173: Fix pinctrl node names and cleanup | Problem Details:
Fix the pinctrl node names to adhere to the bindings, as the main
pin node is supposed to be named like "uart0-pins" and the pinmux
node named like "pins-bus".
While at it, also cleanup all of the MTK_DRIVE_(x)mA by changing
that to just the (x) number.
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
... | ```diff
diff --git a/arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dtsi b/arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dtsi
index dfc5c2f0ddef..1004eb8ea52c 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dtsi
@@ -5,6 +5,14 @@
#include "mt8173-elm.dtsi... |
08489c4f41333913c9be27a031b070f4452e9374 | Analyze and fix the following issue in the Linux kernel code: xfs: enable non-blocking timestamp updates | Problem Details:
The lazytime path using the generic helpers can never block in XFS
because there is no ->dirty_inode method that could block. Allow
non-blocking timestamp updates for this case by replacing
generic_update_time with the open coded version without the S_NOWAIT
check.
Fixes: 66fa3cedf16a ("fs: Add async... | ```diff
diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c
index 338f3113f674..1cdd8a360510 100644
--- a/fs/xfs/xfs_iops.c
+++ b/fs/xfs/xfs_iops.c
@@ -1195,16 +1195,22 @@ xfs_vn_update_time(
trace_xfs_update_time(ip);
- if (flags & IOCB_NOWAIT)
- return -EAGAIN;
-
if (inode->i_sb->s_flags & SB_LAZYTIME) {
- i... |
e590752119029d87ce46d725e11245a52d22e1fe | Analyze and fix the following issue in the Linux kernel code: ASoC: wm8962: Don't report a microphone if it's shorted to ground on plug | Problem Details:
This usually means that a TRS plug with no microphone pin has been plugged
into a TRRS socket. Cases where a user is plugging in a microphone while
pressing a button will be handled via incoming interrupt after the user
releases the button, so the microphone will still be detected once it
becomes usabl... | ```diff
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index 1040740fc80f..bff864467416 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -67,6 +67,8 @@ struct wm8962_priv {
struct mutex dsp2_ena_lock;
u16 dsp2_ena;
+ int mic_status;
+
struct delayed_work mic_work;
... |
66c26346ae30c883eef70acf9cf9054dfdb4fb2f | Analyze and fix the following issue in the Linux kernel code: ASoC: wm8962: Add WM8962_ADC_MONOMIX to "3D Coefficients" mask | Problem Details:
This bit is handled by a separate control.
Signed-off-by: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@puri.sm>
Reviewed-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://patch.msgid.link/20260105-wm8962-l5-fixes-v1-1-f4f4eeacf089@puri.sm
Signed-off-by: Mark Brown <broonie@kernel.org> | ```diff
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index e9e317ce6898..1040740fc80f 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -1760,7 +1760,7 @@ SND_SOC_BYTES("EQR Coefficients", WM8962_EQ24, 18),
SOC_SINGLE("3D Switch", WM8962_THREED1, 0, 1, 0),
-SND_SOC_BYT... |
4b58aac989c1e3fafb1c68a733811859df388250 | Analyze and fix the following issue in the Linux kernel code: regmap: Fix race condition in hwspinlock irqsave routine | Problem Details:
Previously, the address of the shared member '&map->spinlock_flags' was
passed directly to 'hwspin_lock_timeout_irqsave'. This creates a race
condition where multiple contexts contending for the lock could overwrite
the shared flags variable, potentially corrupting the state for the
current lock owner.... | ```diff
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index ce9be3989a21..ae2215d4e61c 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -408,9 +408,11 @@ static void regmap_lock_hwlock_irq(void *__map)
static void regmap_lock_hwlock_irqsave(void *__map)
{
st... |
dc8ea8714311e549ee93a2b0bdd5487d20bfadbf | Analyze and fix the following issue in the Linux kernel code: xen/virtio: Don't use grant-dma-ops when running as Dom0 | Problem Details:
Dom0 inherit devices from the machine and is usually in PV mode.
If we are running in a virtual that has virtio devices, these devices
would be considered as using grants with Dom0 as backend, while being
the said Dom0 itself, while we want to use these devices like regular
PCI devices.
Fix this by pr... | ```diff
diff --git a/drivers/xen/grant-dma-ops.c b/drivers/xen/grant-dma-ops.c
index 14077d23f2a1..c2603e700178 100644
--- a/drivers/xen/grant-dma-ops.c
+++ b/drivers/xen/grant-dma-ops.c
@@ -366,7 +366,8 @@ static int xen_grant_init_backend_domid(struct device *dev,
if (np) {
ret = xen_dt_grant_init_backend_domid(... |
383d4f5cffcc8df930d95b06518a9d25a6d74aac | Analyze and fix the following issue in the Linux kernel code: spi: spi-sprd-adi: Fix double free in probe error path | Problem Details:
The driver currently uses spi_alloc_host() to allocate the controller
but registers it using devm_spi_register_controller().
If devm_register_restart_handler() fails, the code jumps to the
put_ctlr label and calls spi_controller_put(). However, since the
controller was registered via a devm function, ... | ```diff
diff --git a/drivers/spi/spi-sprd-adi.c b/drivers/spi/spi-sprd-adi.c
index 262c11d977ea..f25b34a91756 100644
--- a/drivers/spi/spi-sprd-adi.c
+++ b/drivers/spi/spi-sprd-adi.c
@@ -528,7 +528,7 @@ static int sprd_adi_probe(struct platform_device *pdev)
pdev->id = of_alias_get_id(np, "spi");
num_chipselect = o... |
81d0223832f99c0833e46be114a8310888015f8b | Analyze and fix the following issue in the Linux kernel code: drm/i915/guc: make 'guc_hw_reg_state' static as it isn't exported | Problem Details:
The guc_hw_reg_state array is not exported, so make it static.
Fixes the following sparse warning:
drivers/gpu/drm/i915/i915_gpu_error.c:692:3: warning: symbol 'guc_hw_reg_state' was not declared. Should it be static?
Fixes: ba391a102ec11 ("drm/i915/guc: Include the GuC registers in the error state")
... | ```diff
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index 7582ef34bf3f..303d8d9b7775 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -686,7 +686,7 @@ static void err_print_guc_ctb(struct drm_i915_error_state_buf *m,
}
/... |
fd4be5de4594a3f045a51b749a770b3d5a8e4368 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: renesas: Use hyphens in node names | Problem Details:
DTS coding style prefers hyphens instead of underscores in the node
names. Change should be safe, because node names are not considered an
ABI.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid... | ```diff
diff --git a/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi b/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi
index d40a7224f9c3..af6d15f90c65 100644
--- a/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi
+++ b/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi
@@ -158,7 +158,7 @@
reg = <0x51>;
... |
543467d6fe97e27e22a26e367fda972dbefebbff | Analyze and fix the following issue in the Linux kernel code: writeback: fix 100% CPU usage when dirtytime_expire_interval is 0 | Problem Details:
When vm.dirtytime_expire_seconds is set to 0, wakeup_dirtytime_writeback()
schedules delayed work with a delay of 0, causing immediate execution.
The function then reschedules itself with 0 delay again, creating an
infinite busy loop that causes 100% kworker CPU usage.
Fix by:
- Only scheduling delaye... | ```diff
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 6800886c4d10..cd21c74cd0e5 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -2492,7 +2492,8 @@ static void wakeup_dirtytime_writeback(struct work_struct *w)
wb_wakeup(wb);
}
rcu_read_unlock();
- schedule_delayed_work(&dirtytime_work, dir... |
c644bce62b9c6b441143a03c910f986109c47001 | Analyze and fix the following issue in the Linux kernel code: readdir: require opt-in for d_type flags | Problem Details:
Commit c31f91c6af96 ("fuse: don't allow signals to interrupt getdents
copying") introduced the use of high bits in d_type as flags. However,
overlayfs was not adapted to handle this change.
In ovl_cache_entry_new(), the code checks if d_type == DT_CHR to
determine if an entry might be a whiteout. When... | ```diff
diff --git a/fs/readdir.c b/fs/readdir.c
index 7764b8638978..73707b6816e9 100644
--- a/fs/readdir.c
+++ b/fs/readdir.c
@@ -316,6 +316,7 @@ SYSCALL_DEFINE3(getdents, unsigned int, fd,
struct getdents_callback buf = {
.ctx.actor = filldir,
.ctx.count = count,
+ .ctx.dt_flags_mask = FILLDIR_FLAG_NOINTR,
... |
51e49111c00bee76ca403adf7cd617b71a9a0da4 | Analyze and fix the following issue in the Linux kernel code: fs: remove simple_nosetlease() | Problem Details:
Setting ->setlease() to a NULL pointer now has the same effect as
setting it to simple_nosetlease(). Remove all of the setlease
file_operations that are set to simple_nosetlease, and the function
itself.
Signed-off-by: Jeff Layton <jlayton@kernel.org>
Link: https://patch.msgid.link/20260108-setlease-6... | ```diff
diff --git a/fs/9p/vfs_dir.c b/fs/9p/vfs_dir.c
index af7f72abbb76..e0d34e4e9076 100644
--- a/fs/9p/vfs_dir.c
+++ b/fs/9p/vfs_dir.c
@@ -242,7 +242,6 @@ const struct file_operations v9fs_dir_operations = {
.iterate_shared = v9fs_dir_readdir,
.open = v9fs_file_open,
.release = v9fs_dir_release,
- .setlease =... |
2b10994be716b07d881ad0f966d6a4bb13b20750 | Analyze and fix the following issue in the Linux kernel code: filelock: default to returning -EINVAL when ->setlease operation is NULL | Problem Details:
Now that most filesystems where we expect to need lease support have
their ->setlease() operations explicitly set, change kernel_setlease()
to return -EINVAL when the setlease is a NULL pointer.
Also update the Documentation/ with info about this change.
Signed-off-by: Jeff Layton <jlayton@kernel.org... | ```diff
diff --git a/Documentation/filesystems/porting.rst b/Documentation/filesystems/porting.rst
index 3397937ed838..c0f7103628ab 100644
--- a/Documentation/filesystems/porting.rst
+++ b/Documentation/filesystems/porting.rst
@@ -1334,3 +1334,12 @@ end_creating() and the parent will be unlocked precisely when necessar... |
8a5511eeaa5c4e5c2be6209abe549302b70311b0 | Analyze and fix the following issue in the Linux kernel code: vboxsf: don't allow delegations to be set on directories | Problem Details:
With the advent of directory leases, it's necessary to set the
->setlease() handler in directory file_operations to properly deny them.
Fixes: e6d28ebc17eb ("filelock: push the S_ISREG check down to ->setlease handlers")
Signed-off-by: Jeff Layton <jlayton@kernel.org>
Link: https://patch.msgid.link/20... | ```diff
diff --git a/fs/vboxsf/dir.c b/fs/vboxsf/dir.c
index 42bedc4ec7af..230d7589d15c 100644
--- a/fs/vboxsf/dir.c
+++ b/fs/vboxsf/dir.c
@@ -186,6 +186,7 @@ const struct file_operations vboxsf_dir_fops = {
.release = vboxsf_dir_release,
.read = generic_read_dir,
.llseek = generic_file_llseek,
+ .setlease = simp... |
ffb321045b0f1cd8bcea215269fbaa17c12da038 | Analyze and fix the following issue in the Linux kernel code: ceph: don't allow delegations to be set on directories | Problem Details:
With the advent of directory leases, it's necessary to set the
->setlease() handler in directory file_operations to properly deny them.
Fixes: e6d28ebc17eb ("filelock: push the S_ISREG check down to ->setlease handlers")
Signed-off-by: Jeff Layton <jlayton@kernel.org>
Link: https://patch.msgid.link/20... | ```diff
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index 86d7aa594ea9..804588524cd5 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -2214,6 +2214,7 @@ const struct file_operations ceph_dir_fops = {
.fsync = ceph_fsync,
.lock = ceph_lock,
.flock = ceph_flock,
+ .setlease = simple_nosetlease,
};
const struct ... |
ce946c4fb98c95519ee39ab7d4b117ff15f09efa | Analyze and fix the following issue in the Linux kernel code: gfs2: don't allow delegations to be set on directories | Problem Details:
With the advent of directory leases, it's necessary to set the
->setlease() handler in directory file_operations to properly deny them.
In the "nolock" case however, there is no need to deny them.
Fixes: e6d28ebc17eb ("filelock: push the S_ISREG check down to ->setlease handlers")
Signed-off-by: Jeff... | ```diff
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index b2d23c98c996..86376f0dbf3a 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -1608,6 +1608,7 @@ const struct file_operations gfs2_dir_fops = {
.lock = gfs2_lock,
.flock = gfs2_flock,
.llseek = default_llseek,
+ .setlease = simple_nosetlease,
.fop_f... |
5d65a70bd0437d2a7762164eb5015f6975937986 | Analyze and fix the following issue in the Linux kernel code: 9p: don't allow delegations to be set on directories | Problem Details:
With the advent of directory leases, it's necessary to set the
->setlease() handler in directory file_operations to properly deny them.
Fixes: e6d28ebc17eb ("filelock: push the S_ISREG check down to ->setlease handlers")
Signed-off-by: Jeff Layton <jlayton@kernel.org>
Link: https://patch.msgid.link/20... | ```diff
diff --git a/fs/9p/vfs_dir.c b/fs/9p/vfs_dir.c
index e0d34e4e9076..af7f72abbb76 100644
--- a/fs/9p/vfs_dir.c
+++ b/fs/9p/vfs_dir.c
@@ -242,6 +242,7 @@ const struct file_operations v9fs_dir_operations = {
.iterate_shared = v9fs_dir_readdir,
.open = v9fs_file_open,
.release = v9fs_dir_release,
+ .setlease =... |
b9a9be4d3557b97303ac6c8b5e153b7ef569d886 | Analyze and fix the following issue in the Linux kernel code: smb/client: properly disallow delegations on directories | Problem Details:
The check for S_ISREG() in cifs_setlease() is incorrect since that
operation doesn't get called for directories. The correct way to prevent
delegations on directories is to set the ->setlease() method in directory
file_operations to simple_nosetlease().
Fixes: e6d28ebc17eb ("filelock: push the S_ISREG... | ```diff
diff --git a/fs/smb/client/cifsfs.c b/fs/smb/client/cifsfs.c
index d9664634144d..a3dc7cb1ab54 100644
--- a/fs/smb/client/cifsfs.c
+++ b/fs/smb/client/cifsfs.c
@@ -1149,9 +1149,6 @@ cifs_setlease(struct file *file, int arg, struct file_lease **lease, void **priv
struct inode *inode = file_inode(file);
struct... |
10dcd5110678c6b241bbcf062f72ea14fb3597f3 | Analyze and fix the following issue in the Linux kernel code: nfs: properly disallow delegation requests on directories | Problem Details:
Checking for S_ISREG() in nfs4_setlease() is incorrect, since that op is
never called for directories. The right way to deny lease requests on
directories is to set the ->setlease() operation to simple_nosetlease()
in the directory file_operations.
Fixes: e6d28ebc17eb ("filelock: push the S_ISREG chec... | ```diff
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index 23a78a742b61..71df279febf7 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -66,6 +66,7 @@ const struct file_operations nfs_dir_operations = {
.open = nfs_opendir,
.release = nfs_closedir,
.fsync = nfs_fsync_dir,
+ .setlease = simple_nosetlease,
};
const... |
cab012375122304a6343c1ed09404e5143b9dc01 | Analyze and fix the following issue in the Linux kernel code: fuse: fix conversion of fuse_reverse_inval_entry() to start_removing() | Problem Details:
The recent conversion of fuse_reverse_inval_entry() to use
start_removing() was wrong.
As Val Packett points out the original code did not call ->lookup
while the new code does. This can lead to a deadlock.
Rather than using full_name_hash() and d_lookup() as the old code
did, we can use try_lookup_n... | ```diff
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 4b6b3d2758ff..64b29db52cf4 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -1584,8 +1584,8 @@ int fuse_reverse_inval_entry(struct fuse_conn *fc, u64 parent_nodeid,
{
int err = -ENOTDIR;
struct inode *parent;
- struct dentry *dir;
- struct dentry *entry;
+ ... |
471e998c0e31206ff0eac7202b2659698cf9b46e | Analyze and fix the following issue in the Linux kernel code: gpiolib: remove redundant callback check | Problem Details:
The presence of the .get_direction() callback is already checked in
gpiochip_get_direction(). Remove the duplicated check which also returns
the wrong error code to user-space.
Fixes: e623c4303ed1 ("gpiolib: sanitize the return value of gpio_chip::get_direction()")
Reported-by: Michael Walle <mwalle@k... | ```diff
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index dcf427d3cf43..fe2d107b0a84 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -468,9 +468,6 @@ int gpiod_get_direction(struct gpio_desc *desc)
test_bit(GPIOD_FLAG_IS_OUT, &flags))
return 0;
- if (!guard.gc->get_direct... |
c18790018799155e58d5a11c6697f9c398bf8b60 | Analyze and fix the following issue in the Linux kernel code: gpio: davinci: implement .get_direction() | Problem Details:
It's strongly recommended for GPIO drivers to always implement the
.get_direction() callback - even for fixed-direction controllers.
GPIO core will even emit a warning if the callback is missing, when
users try to read the direction of a pin.
Implement .get_direction() for gpio-davinci.
Reported-by:... | ```diff
diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c
index 538f27209ce7..97780f27ce5b 100644
--- a/drivers/gpio/gpio-davinci.c
+++ b/drivers/gpio/gpio-davinci.c
@@ -6,6 +6,7 @@
* Copyright (c) 2007, MontaVista Software, Inc. <source@mvista.com>
*/
+#include <linux/cleanup.h>
#include <l... |
403faa575738a7f92267b2ca2ee56cd1b9373078 | Analyze and fix the following issue in the Linux kernel code: rv: Fix documentation reference in da_monitor.h | Problem Details:
Update documentation reference to reflect the file rename.
Monitor synthesis documentation was renamed in commit f40a7c060207
("Documentation/rv: Prepare monitor synthesis document for LTL inclusion")
from da_monitor_synthesis.rst to monitor_synthesis.rst.
Signed-off-by: Shubham Sharma <slopixelz@gmai... | ```diff
diff --git a/include/rv/da_monitor.h b/include/rv/da_monitor.h
index 7b28ef9f73bd..db11d41bb438 100644
--- a/include/rv/da_monitor.h
+++ b/include/rv/da_monitor.h
@@ -8,7 +8,7 @@
* The dot2k tool is available at tools/verification/dot2k/
*
* For further information, see:
- * Documentation/trace/rv/da_mo... |
e60b579720993bd813dbfe77411ab63e721fe189 | Analyze and fix the following issue in the Linux kernel code: scsi: core: Revert "Fix a regression triggered by scsi_host_busy()" | Problem Details:
Revert commit a0b7780602b1 ("scsi: core: Fix a regression triggered by
scsi_host_busy()") because all scsi_host_busy() calls now happen after
the corresponding SCSI host has been added.
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: John Garry <john.g.garry@oracle.com>
Link: https://... | ```diff
diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
index 1b3fbd328277..e047747d4ecf 100644
--- a/drivers/scsi/hosts.c
+++ b/drivers/scsi/hosts.c
@@ -626,9 +626,8 @@ int scsi_host_busy(struct Scsi_Host *shost)
{
int cnt = 0;
- if (shost->tag_set.ops)
- blk_mq_tagset_busy_iter(&shost->tag_set,
- s... |
202d5dadd3a0fada6aa756c9fdeb2062aad89f79 | Analyze and fix the following issue in the Linux kernel code: scsi: ufs: core: Only call scsi_host_busy() after the SCSI host has been added | Problem Details:
scsi_host_busy() iterates over the host tag set. The host tag set is
initialized by scsi_mq_setup_tags(). The latter function is called by
scsi_add_host(). Hence only call scsi_host_busy() after the SCSI host
has been added. This patch prepares for reverting commit a0b7780602b1
("scsi: core: Fix a regr... | ```diff
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 80c0b49f30b0..5f694f95fd86 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -283,7 +283,8 @@ static bool ufshcd_has_pending_tasks(struct ufs_hba *hba)
static bool ufshcd_is_ufs_dev_busy(struct ufs_hba *hba)
{
-... |
37d2e108de4d39172aa0c371ec991855d4cc0241 | Analyze and fix the following issue in the Linux kernel code: drm/msm: remove some dead code | Problem Details:
This is supposed to test for integer overflow but it is wrong and
unnecessary. The size_add()/mul() macros return SIZE_MAX when there is
an integer overflow. This code saves the SIZE_MAX to a u64 and then
tests if the result is greater than SIZE_MAX which it never will be.
Fortunately, when we try to... | ```diff
diff --git a/drivers/gpu/drm/msm/msm_gem_vma.c b/drivers/gpu/drm/msm/msm_gem_vma.c
index 8f7c90167447..3a6c435d5105 100644
--- a/drivers/gpu/drm/msm/msm_gem_vma.c
+++ b/drivers/gpu/drm/msm/msm_gem_vma.c
@@ -950,15 +950,9 @@ vm_bind_job_create(struct drm_device *dev, struct drm_file *file,
struct msm_gpu_s... |
901a5f309daba412e2a30364d7ec1492fa11c32c | Analyze and fix the following issue in the Linux kernel code: scsi: xen: scsiback: Fix potential memory leak in scsiback_remove() | Problem Details:
Memory allocated for struct vscsiblk_info in scsiback_probe() is not
freed in scsiback_remove() leading to potential memory leaks on remove,
as well as in the scsiback_probe() error paths. Fix that by freeing it
in scsiback_remove().
Cc: stable@vger.kernel.org
Fixes: d9d660f6e562 ("xen-scsiback: Add X... | ```diff
diff --git a/drivers/xen/xen-scsiback.c b/drivers/xen/xen-scsiback.c
index 0c51edfd13dc..7d5117e5efe0 100644
--- a/drivers/xen/xen-scsiback.c
+++ b/drivers/xen/xen-scsiback.c
@@ -1262,6 +1262,7 @@ static void scsiback_remove(struct xenbus_device *dev)
gnttab_page_cache_shrink(&info->free_pages, 0);
dev_se... |
44859905375ff4d739cca2113408336a90ed227d | Analyze and fix the following issue in the Linux kernel code: scsi: ufs: core: Convert to SCSI bus methods | Problem Details:
The SCSI subsystem has implemented dedicated callbacks for probe, remove
and shutdown. Make use of them. This fixes a runtime warning about the
driver needing to be converted to the bus probe method.
Reviewed-by: Peter Wang <peter.wang@mediatek.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@bay... | ```diff
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index da1e89e95d07..78669c205568 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -10525,9 +10525,8 @@ int ufshcd_runtime_resume(struct device *dev)
EXPORT_SYMBOL(ufshcd_runtime_resume);
#endif /* CONFIG_PM */
-stati... |
4bc2205be4609b7a224c78e12852a672cbf80d3d | Analyze and fix the following issue in the Linux kernel code: scsi: st: Convert to SCSI bus methods | Problem Details:
The SCSI subsystem has implemented dedicated callbacks for probe, remove
and shutdown. Make use of them. This fixes a runtime warning about the
driver needing to be converted to the bus probe method.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Reviewed-by: Bart Van Assche <bvanassch... | ```diff
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 45622cfce926..40d88bbb4388 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -202,14 +202,14 @@ static int sgl_map_user_pages(struct st_buffer *, const unsigned int,
unsigned long, size_t, int);
static int sgl_unmap_user_pages(struct st... |
9ccda35df7d5cf46649d02696278c7cd4464a16d | Analyze and fix the following issue in the Linux kernel code: scsi: sr: Convert to SCSI bus methods | Problem Details:
The SCSI subsystem has implemented dedicated callbacks for probe, remove
and shutdown. Make use of them. This fixes a runtime warning about the
driver needing to be converted to the bus probe method.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Reviewed-by: Bart Van Assche <bvanassch... | ```diff
diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index 2f6bb6355186..1fb85f548955 100644
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -82,8 +82,8 @@ MODULE_ALIAS_SCSI_DEVICE(TYPE_WORM);
CDC_CD_R|CDC_CD_RW|CDC_DVD|CDC_DVD_R|CDC_DVD_RAM|CDC_GENERIC_PACKET| \
CDC_MRW|CDC_MRW_W|CDC_RAM)
-static int ... |
a71d5deea6e95b6155ea22e5db6feb92634307b4 | Analyze and fix the following issue in the Linux kernel code: scsi: ses: Convert to SCSI bus methods | Problem Details:
The SCSI subsystem has implemented dedicated callbacks for probe, remove
and shutdown. Make use of them. This fixes a runtime warning about the
driver needing to be converted to the bus probe method.
There is no need for an empty remove callback, no remove callback has
the same semantics. So instead o... | ```diff
diff --git a/drivers/scsi/ses.c b/drivers/scsi/ses.c
index f8f5164f3de2..789b170da652 100644
--- a/drivers/scsi/ses.c
+++ b/drivers/scsi/ses.c
@@ -42,9 +42,8 @@ static bool ses_page2_supported(struct enclosure_device *edev)
return (ses_dev->page2 != NULL);
}
-static int ses_probe(struct device *dev)
+stati... |
63b541f054e7147f5a19fcd964677c189bad7cff | Analyze and fix the following issue in the Linux kernel code: scsi: sd: Convert to SCSI bus methods | Problem Details:
The SCSI subsystem has implemented dedicated callbacks for probe, remove
and shutdown. Make use of them. This fixes a runtime warning about the
driver needing to be converted to the bus probe method.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Reviewed-by: Bart Van Assche <bvanassch... | ```diff
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 6ea6ee2830a4..dc7eac6211bc 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -108,7 +108,7 @@ static void sd_config_write_same(struct scsi_disk *sdkp,
struct queue_limits *lim);
static void sd_revalidate_disk(struct gendisk *);
static void s... |
fba333569c8a59928e9e6bb4e20cc6151daeaff8 | Analyze and fix the following issue in the Linux kernel code: scsi: ch: Convert to SCSI bus methods | Problem Details:
The SCSI subsystem has implemented dedicated callbacks for probe, remove
and shutdown. Make use of them. This fixes a runtime warning about the
driver needing to be converted to the bus probe method.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Reviewed-by: Bart Van Assche <bvanassch... | ```diff
diff --git a/drivers/scsi/ch.c b/drivers/scsi/ch.c
index f2b63e4b9b99..b6ca23a29ef5 100644
--- a/drivers/scsi/ch.c
+++ b/drivers/scsi/ch.c
@@ -894,9 +894,9 @@ static long ch_ioctl(struct file *file,
/* ------------------------------------------------------------------------ */
-static int ch_probe(struct d... |
39fe0eac6d755ef215026518985fcf8de9360e9e | Analyze and fix the following issue in the Linux kernel code: power: supply: wm97xx: Fix NULL pointer dereference in power_supply_changed() | Problem Details:
In `probe()`, `request_irq()` is called before allocating/registering a
`power_supply` handle. If an interrupt is fired between the call to
`request_irq()` and `power_supply_register()`, the `power_supply` handle
will be used uninitialized in `power_supply_changed()` in
`wm97xx_bat_update()` (triggered... | ```diff
diff --git a/drivers/power/supply/wm97xx_battery.c b/drivers/power/supply/wm97xx_battery.c
index b3b0c37a9dd2..f00722c88c6f 100644
--- a/drivers/power/supply/wm97xx_battery.c
+++ b/drivers/power/supply/wm97xx_battery.c
@@ -178,12 +178,6 @@ static int wm97xx_bat_probe(struct platform_device *dev)
"fail... |
688364a11647dc09ba1e4429313e0008066ec790 | Analyze and fix the following issue in the Linux kernel code: power: supply: bq27xxx: fix wrong errno when bus ops are unsupported | Problem Details:
bq27xxx_write(), bq27xxx_read_block(), and bq27xxx_write_block()
return -EPERM when the bus callback pointer is NULL. A NULL callback
indicates the operation is not supported by the bus/driver,
not that permission is denied.
Return -EOPNOTSUPP instead of -EPERM when di->bus.write/
read_bulk/write_bulk... | ```diff
diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c
index 19445e39651c..45f0e39b8c2d 100644
--- a/drivers/power/supply/bq27xxx_battery.c
+++ b/drivers/power/supply/bq27xxx_battery.c
@@ -1172,7 +1172,7 @@ static inline int bq27xxx_write(struct bq27xxx_device_info *di, int... |
36b05629226413836cfbb3fbe6689cd188bca156 | Analyze and fix the following issue in the Linux kernel code: power: reset: nvmem-reboot-mode: respect cell size for nvmem_cell_write | Problem Details:
Some platforms expose reboot mode cells that are smaller than an
unsigned int, in which cases lead to write failures. Read the cell
first to determine actual size and only write the number of bytes the
cell can hold.
Fixes: 7a78a7f7695b ("power: reset: nvmem-reboot-mode: use NVMEM as reboot mode write... | ```diff
diff --git a/drivers/power/reset/nvmem-reboot-mode.c b/drivers/power/reset/nvmem-reboot-mode.c
index 41530b70cfc4..d260715fccf6 100644
--- a/drivers/power/reset/nvmem-reboot-mode.c
+++ b/drivers/power/reset/nvmem-reboot-mode.c
@@ -10,6 +10,7 @@
#include <linux/nvmem-consumer.h>
#include <linux/platform_device... |
8d59cf3887fbabacef53bfba473e33e8a8d9d07b | Analyze and fix the following issue in the Linux kernel code: power: supply: sbs-battery: Fix use-after-free in power_supply_changed() | Problem Details:
Using the `devm_` variant for requesting IRQ _before_ the `devm_`
variant for allocating/registering the `power_supply` handle, means that
the `power_supply` handle will be deallocated/unregistered _before_ the
interrupt handler (since `devm_` naturally deallocates in reverse
allocation order). This me... | ```diff
diff --git a/drivers/power/supply/sbs-battery.c b/drivers/power/supply/sbs-battery.c
index 943c82ee978f..43c48196c167 100644
--- a/drivers/power/supply/sbs-battery.c
+++ b/drivers/power/supply/sbs-battery.c
@@ -1174,24 +1174,6 @@ static int sbs_probe(struct i2c_client *client)
i2c_set_clientdata(client, chi... |
e2febe375e5ea5afed92f4cd9711bde8f24ee6d2 | Analyze and fix the following issue in the Linux kernel code: power: supply: rt9455: Fix use-after-free in power_supply_changed() | Problem Details:
Using the `devm_` variant for requesting IRQ _before_ the `devm_`
variant for allocating/registering the `power_supply` handle, means that
the `power_supply` handle will be deallocated/unregistered _before_ the
interrupt handler (since `devm_` naturally deallocates in reverse
allocation order). This me... | ```diff
diff --git a/drivers/power/supply/rt9455_charger.c b/drivers/power/supply/rt9455_charger.c
index 1ffe7f02932f..5130d2395e88 100644
--- a/drivers/power/supply/rt9455_charger.c
+++ b/drivers/power/supply/rt9455_charger.c
@@ -1663,6 +1663,15 @@ static int rt9455_probe(struct i2c_client *client)
rt9455_charger_co... |
b7508129978ae1e2ed9b0410396abc05def9c4eb | Analyze and fix the following issue in the Linux kernel code: power: supply: pm8916_lbc: Fix use-after-free in power_supply_changed() | Problem Details:
Using the `devm_` variant for requesting IRQ _before_ the `devm_`
variant for allocating/registering the `power_supply` handle, means that
the `power_supply` handle will be deallocated/unregistered _before_ the
interrupt handler (since `devm_` naturally deallocates in reverse
allocation order). This me... | ```diff
diff --git a/drivers/power/supply/pm8916_lbc.c b/drivers/power/supply/pm8916_lbc.c
index c74b75b1b267..3ca717d84aad 100644
--- a/drivers/power/supply/pm8916_lbc.c
+++ b/drivers/power/supply/pm8916_lbc.c
@@ -274,15 +274,6 @@ static int pm8916_lbc_charger_probe(struct platform_device *pdev)
return dev_err_prob... |
62914959b35e9a1e29cc0f64cb8cfc5075a5366f | Analyze and fix the following issue in the Linux kernel code: power: supply: pm8916_bms_vm: Fix use-after-free in power_supply_changed() | Problem Details:
Using the `devm_` variant for requesting IRQ _before_ the `devm_`
variant for allocating/registering the `power_supply` handle, means that
the `power_supply` handle will be deallocated/unregistered _before_ the
interrupt handler (since `devm_` naturally deallocates in reverse
allocation order). This me... | ```diff
diff --git a/drivers/power/supply/pm8916_bms_vm.c b/drivers/power/supply/pm8916_bms_vm.c
index 5120be086e6f..de5d571c03e2 100644
--- a/drivers/power/supply/pm8916_bms_vm.c
+++ b/drivers/power/supply/pm8916_bms_vm.c
@@ -167,15 +167,6 @@ static int pm8916_bms_vm_battery_probe(struct platform_device *pdev)
if (r... |
838767f5074700552d3f006d867caed65edc7328 | Analyze and fix the following issue in the Linux kernel code: power: supply: pf1550: Fix use-after-free in power_supply_changed() | Problem Details:
Using the `devm_` variant for requesting IRQ _before_ the `devm_`
variant for allocating/registering the `power_supply` handle, means that
the `power_supply` handle will be deallocated/unregistered _before_ the
interrupt handler (since `devm_` naturally deallocates in reverse
allocation order). This me... | ```diff
diff --git a/drivers/power/supply/pf1550-charger.c b/drivers/power/supply/pf1550-charger.c
index 98f1ee8eca3b..a457862ef461 100644
--- a/drivers/power/supply/pf1550-charger.c
+++ b/drivers/power/supply/pf1550-charger.c
@@ -584,22 +584,6 @@ static int pf1550_charger_probe(struct platform_device *pdev)
return ... |
b2ce982e2e0c888dc55c888ad0e20ea04daf2e6b | Analyze and fix the following issue in the Linux kernel code: power: supply: goldfish: Fix use-after-free in power_supply_changed() | Problem Details:
Using the `devm_` variant for requesting IRQ _before_ the `devm_`
variant for allocating/registering the `power_supply` handle, means that
the `power_supply` handle will be deallocated/unregistered _before_ the
interrupt handler (since `devm_` naturally deallocates in reverse
allocation order). This me... | ```diff
diff --git a/drivers/power/supply/goldfish_battery.c b/drivers/power/supply/goldfish_battery.c
index 479195e35d73..5aa24e4dc445 100644
--- a/drivers/power/supply/goldfish_battery.c
+++ b/drivers/power/supply/goldfish_battery.c
@@ -224,12 +224,6 @@ static int goldfish_battery_probe(struct platform_device *pdev)
... |
642f33e34b969eedec334738fd5df95d2dc42742 | Analyze and fix the following issue in the Linux kernel code: power: supply: cpcap-battery: Fix use-after-free in power_supply_changed() | Problem Details:
Using the `devm_` variant for requesting IRQ _before_ the `devm_`
variant for allocating/registering the `power_supply` handle, means that
the `power_supply` handle will be deallocated/unregistered _before_ the
interrupt handler (since `devm_` naturally deallocates in reverse
allocation order). This me... | ```diff
diff --git a/drivers/power/supply/cpcap-battery.c b/drivers/power/supply/cpcap-battery.c
index 8106d1edcbc2..507fdc1c866d 100644
--- a/drivers/power/supply/cpcap-battery.c
+++ b/drivers/power/supply/cpcap-battery.c
@@ -1122,10 +1122,6 @@ static int cpcap_battery_probe(struct platform_device *pdev)
platform_... |
5f0b1cb41906e86b64bf69f5ededb83b0d757c27 | Analyze and fix the following issue in the Linux kernel code: power: supply: bq25980: Fix use-after-free in power_supply_changed() | Problem Details:
Using the `devm_` variant for requesting IRQ _before_ the `devm_`
variant for allocating/registering the `power_supply` handle, means that
the `power_supply` handle will be deallocated/unregistered _before_ the
interrupt handler (since `devm_` naturally deallocates in reverse
allocation order). This me... | ```diff
diff --git a/drivers/power/supply/bq25980_charger.c b/drivers/power/supply/bq25980_charger.c
index 4f91fd1a3dec..44af3a0c92e5 100644
--- a/drivers/power/supply/bq25980_charger.c
+++ b/drivers/power/supply/bq25980_charger.c
@@ -1240,6 +1240,12 @@ static int bq25980_probe(struct i2c_client *client)
return ret;... |
8005843369723d9c8975b7c4202d1b85d6125302 | Analyze and fix the following issue in the Linux kernel code: power: supply: bq256xx: Fix use-after-free in power_supply_changed() | Problem Details:
Using the `devm_` variant for requesting IRQ _before_ the `devm_`
variant for allocating/registering the `power_supply` handle, means that
the `power_supply` handle will be deallocated/unregistered _before_ the
interrupt handler (since `devm_` naturally deallocates in reverse
allocation order). This me... | ```diff
diff --git a/drivers/power/supply/bq256xx_charger.c b/drivers/power/supply/bq256xx_charger.c
index 3eb173394005..563f512709b3 100644
--- a/drivers/power/supply/bq256xx_charger.c
+++ b/drivers/power/supply/bq256xx_charger.c
@@ -1740,6 +1740,12 @@ static int bq256xx_probe(struct i2c_client *client)
usb_registe... |
3291c51d4684d048dd2eb91b5b65fcfdaf72141f | Analyze and fix the following issue in the Linux kernel code: power: supply: act8945a: Fix use-after-free in power_supply_changed() | Problem Details:
Using the `devm_` variant for requesting IRQ _before_ the `devm_`
variant for allocating/registering the `power_supply` handle, means that
the `power_supply` handle will be deallocated/unregistered _before_ the
interrupt handler (since `devm_` naturally deallocates in reverse
allocation order). This me... | ```diff
diff --git a/drivers/power/supply/act8945a_charger.c b/drivers/power/supply/act8945a_charger.c
index 3901a02f326a..9dec4486b143 100644
--- a/drivers/power/supply/act8945a_charger.c
+++ b/drivers/power/supply/act8945a_charger.c
@@ -597,14 +597,6 @@ static int act8945a_charger_probe(struct platform_device *pdev)
... |
c4af8a98bb52825a5331ae1d0604c0ea6956ba4b | Analyze and fix the following issue in the Linux kernel code: power: supply: ab8500: Fix use-after-free in power_supply_changed() | Problem Details:
Using the `devm_` variant for requesting IRQ _before_ the `devm_`
variant for allocating/registering the `power_supply` handle, means that
the `power_supply` handle will be deallocated/unregistered _before_ the
interrupt handler (since `devm_` naturally deallocates in reverse
allocation order). This me... | ```diff
diff --git a/drivers/power/supply/ab8500_charger.c b/drivers/power/supply/ab8500_charger.c
index 5f4537766e5b..1813fbdfa1c1 100644
--- a/drivers/power/supply/ab8500_charger.c
+++ b/drivers/power/supply/ab8500_charger.c
@@ -3466,26 +3466,6 @@ static int ab8500_charger_probe(struct platform_device *pdev)
retur... |
8cc27f5c6dd17dd090f3a696683f04336c162ff5 | Analyze and fix the following issue in the Linux kernel code: interconnect: debugfs: initialize src_node and dst_node to empty strings | Problem Details:
The debugfs_create_str() API assumes that the string pointer is either NULL
or points to valid kmalloc() memory. Leaving the pointer uninitialized can
cause problems.
Initialize src_node and dst_node to empty strings before creating the
debugfs entries to guarantee that reads and writes are safe.
Fix... | ```diff
diff --git a/drivers/interconnect/debugfs-client.c b/drivers/interconnect/debugfs-client.c
index 778deeb4a7e8..24d7b5a57794 100644
--- a/drivers/interconnect/debugfs-client.c
+++ b/drivers/interconnect/debugfs-client.c
@@ -150,6 +150,11 @@ int icc_debugfs_client_init(struct dentry *icc_dir)
return ret;
}
... |
3d939695e68218d420be2b5dbb2fa39ccb7e97ed | Analyze and fix the following issue in the Linux kernel code: blk-crypto: use mempool_alloc_bulk for encrypted bio page allocation | Problem Details:
Calling mempool_alloc in a loop is not safe unless the maximum allocation
size times the maximum number of threads using it is less than the
minimum pool size. Use the new mempool_alloc_bulk helper to allocate
all missing elements in one pass to remove this deadlock risk. This
also means that non-poo... | ```diff
diff --git a/block/blk-crypto-fallback.c b/block/blk-crypto-fallback.c
index 4a682230c278..6be971859542 100644
--- a/block/blk-crypto-fallback.c
+++ b/block/blk-crypto-fallback.c
@@ -22,7 +22,7 @@
#include "blk-cgroup.h"
#include "blk-crypto-internal.h"
-static unsigned int num_prealloc_bounce_pg = 32;
+sta... |
2f655dcb2d925b55deb8c1ec8f42b522c6bc5698 | Analyze and fix the following issue in the Linux kernel code: blk-crypto: use on-stack skcipher requests for fallback en/decryption | Problem Details:
Allocating a skcipher request dynamically can deadlock or cause
unexpected I/O failures when called from writeback context. Avoid the
allocation entirely by using on-stack skciphers, similar to what the
non-blk-crypto fscrypt path already does.
This drops the incomplete support for asynchronous algor... | ```diff
diff --git a/block/blk-crypto-fallback.c b/block/blk-crypto-fallback.c
index 4ec7da342280..4a682230c278 100644
--- a/block/blk-crypto-fallback.c
+++ b/block/blk-crypto-fallback.c
@@ -75,7 +75,7 @@ static bool tfms_inited[BLK_ENCRYPTION_MODE_MAX];
static struct blk_crypto_fallback_keyslot {
enum blk_crypto_... |
b37fbce460ad60b0c4449c1c7566cf24f3016713 | Analyze and fix the following issue in the Linux kernel code: blk-crypto: optimize bio splitting in blk_crypto_fallback_encrypt_bio | Problem Details:
The current code in blk_crypto_fallback_encrypt_bio is inefficient and
prone to deadlocks under memory pressure: It first walks the passed in
plaintext bio to see how much of it can fit into a single encrypted
bio using up to BIO_MAX_VEC PAGE_SIZE segments, and then allocates a
plaintext clone that fit... | ```diff
diff --git a/block/blk-crypto-fallback.c b/block/blk-crypto-fallback.c
index cc9e90be23b7..4ec7da342280 100644
--- a/block/blk-crypto-fallback.c
+++ b/block/blk-crypto-fallback.c
@@ -81,7 +81,7 @@ static struct blk_crypto_fallback_keyslot {
static struct blk_crypto_profile *blk_crypto_fallback_profile;
static... |
aefc2a1fa2edc2a486aaf857e48b3fd13062b0eb | Analyze and fix the following issue in the Linux kernel code: blk-crypto: submit the encrypted bio in blk_crypto_fallback_bio_prep | Problem Details:
Restructure blk_crypto_fallback_bio_prep so that it always submits the
encrypted bio instead of passing it back to the caller, which allows
to simplify the calling conventions for blk_crypto_fallback_bio_prep and
blk_crypto_bio_prep so that they never have to return a bio, and can
use a true return val... | ```diff
diff --git a/block/blk-core.c b/block/blk-core.c
index 8387fe50ea15..f87e5f1a101f 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -628,7 +628,7 @@ static void __submit_bio(struct bio *bio)
/* If plug is not used, add new plug here to cache nsecs time. */
struct blk_plug plug;
- if (unlikely(!blk_c... |
76cba1e60b69c9cd53b9127d017a7dc5945455b1 | Analyze and fix the following issue in the Linux kernel code: dmaengine: apple-admac: Add "apple,t8103-admac" compatible | Problem Details:
After discussion with the devicetree maintainers we agreed to not extend
lists with the generic compatible "apple,admac" anymore [1]. Use
"apple,t8103-admac" as base compatible as it is the SoC the driver and
bindings were written for.
[1]: https://lore.kernel.org/asahi/12ab93b7-1fc2-4ce0-926e-c8141cf... | ```diff
diff --git a/drivers/dma/apple-admac.c b/drivers/dma/apple-admac.c
index bd49f0374291..04bbd774b3b4 100644
--- a/drivers/dma/apple-admac.c
+++ b/drivers/dma/apple-admac.c
@@ -936,6 +936,7 @@ static void admac_remove(struct platform_device *pdev)
}
static const struct of_device_id admac_of_match[] = {
+ { .c... |
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