id stringlengths 40 40 | instruction stringlengths 68 308 | input stringlengths 17 33.4k | output stringlengths 100 30k |
|---|---|---|---|
19d82bdedaf2db0bfb3762dda714ea803065eed5 | Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: mvm: handle debugfs names more carefully | Problem Details:
With debugfs=off, we can get here with the dbgfs_dir being
an ERR_PTR(). Instead of checking for all this, which is
often flagged as a mistake, simply handle the names here
more carefully by printing them, then we don't need extra
checks.
Also, while checking, I noticed theoretically 'buf' is too
smal... | ```diff
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
index 51b01f7528be..7fe57ecd0682 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
@@ -748,7 +748,9 @@ void iwl_mvm_... |
17f64517bf5c26af56b6c3566273aad6646c3c4f | Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: mvm: guard against invalid STA ID on removal | Problem Details:
Guard against invalid station IDs in iwl_mvm_mld_rm_sta_id as that would
result in out-of-bounds array accesses. This prevents issues should the
driver get into a bad state during error handling.
Signed-off-by: Benjamin Berg <benjamin.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenb... | ```diff
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c
index 1628bf55458f..23e64a757cfe 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c
@@ -855,10 +855,15 @@ int iwl_mvm_mld_rm_sta(stru... |
c2ace6300600c634553657785dfe5ea0ed688ac2 | Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: read txq->read_ptr under lock | Problem Details:
If we read txq->read_ptr without lock, we can read the same
value twice, then obtain the lock, and reclaim from there
to two different places, but crucially reclaim the same
entry twice, resulting in the WARN_ONCE() a little later.
Fix that by reading txq->read_ptr under lock.
Signed-off-by: Johannes ... | ```diff
diff --git a/drivers/net/wireless/intel/iwlwifi/queue/tx.c b/drivers/net/wireless/intel/iwlwifi/queue/tx.c
index 33973a60d0bf..6229c785c845 100644
--- a/drivers/net/wireless/intel/iwlwifi/queue/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/queue/tx.c
@@ -1589,9 +1589,9 @@ void iwl_txq_reclaim(struct iwl_trans *... |
045a5b645dd59929b0e05375f493cde3a0318271 | Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: fw: don't always use FW dump trig | Problem Details:
Since the dump_data (struct iwl_fwrt_dump_data) is a union,
it's not safe to unconditionally access and use the 'trig'
member, it might be 'desc' instead. Access it only if it's
known to be 'trig' rather than 'desc', i.e. if ini-debug
is present.
Cc: stable@vger.kernel.org
Fixes: 0eb50c674a1e ("iwlwif... | ```diff
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
index db6d7013df66..c3bdf433d8f7 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
@@ -3081,8 +3081,6 @@ static void iwl_fw_dbg_collect_sync(struct iwl_... |
06a093807eb7b5c5b29b6cff49f8174a4e702341 | Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: mvm: rfi: fix potential response leaks | Problem Details:
If the rx payload length check fails, or if kmemdup() fails,
we still need to free the command response. Fix that.
Fixes: 21254908cbe9 ("iwlwifi: mvm: add RFI-M support")
Co-authored-by: Anjaneyulu <pagadala.yesu.anjaneyulu@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-b... | ```diff
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rfi.c b/drivers/net/wireless/intel/iwlwifi/mvm/rfi.c
index 2ecd32bed752..045c862a8fc4 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rfi.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rfi.c
@@ -132,14 +132,18 @@ struct iwl_rfi_freq_table_resp_cmd *iwl_rfi... |
134d715e9ee2611edfb51774608ad465266bb3ef | Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: correctly set active links upon TTLM | Problem Details:
Fix ieee80211_ttlm_set_links() to not set all active links,
but instead let the driver know that valid links status changed
and select the active links properly.
Fixes: 8f500fbc6c65 ("wifi: mac80211: process and save negotiated TID to Link mapping request")
Signed-off-by: Ayala Beker <ayala.beker@inte... | ```diff
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 202b2ddb4cc1..96b70006b7fc 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -5874,6 +5874,15 @@ static int ieee80211_ttlm_set_links(struct ieee80211_sub_if_data *sdata,
}
if (sdata->vif.active_links != active_links) {
+ /* usable l... |
a8b5d4809b503da668966a8187b9872e6c85291c | Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: mvm: Configure the link mapping for non-MLD FW | Problem Details:
In the non MLD firmware flows, although the deflink is used, the mapping
of link ID to BSS configuration was missing, which causes flows that need
this mapping to crash.
Fix this by adding the link ID to BSS configuration mapping to non MLD
flows as well.
Signed-off-by: Ilan Peer <ilan.peer@intel.com... | ```diff
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/link.c b/drivers/net/wireless/intel/iwlwifi/mvm/link.c
index f13f13e6b71a..9f69e04594e4 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/link.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/link.c
@@ -46,6 +46,27 @@ static int iwl_mvm_link_cmd_send(struct iw... |
847d7353e5a95d4df339dd86f5a4fb69f41eff75 | Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: mvm: consider having one active link | Problem Details:
Do not call iwl_mvm_mld_get_primary_link if only one link
is active.
In that case, the sole active link should be used.
iwl_mvm_mld_get_primary_link returns -1 if only one link
is active causing a warning.
Fixes: 8c9bef26e98b ("wifi: iwlwifi: mvm: d3: implement suspend with MLO")
Signed-off-by: Shaul... | ```diff
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
index 553c6fffc7c6..52518a47554e 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
@@ -1260,15 +1260,15 @@ static int __iwl_mvm_suspend(struct ieee80211... |
bbe806c294c9c4cd1221140d96e5f367673e393a | Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: mvm: pick the version of SESSION_PROTECTION_NOTIF | Problem Details:
When we want to know whether we should look for the mac_id or the
link_id in struct iwl_mvm_session_prot_notif, we should look at the
version of SESSION_PROTECTION_NOTIF.
This causes WARNINGs:
WARNING: CPU: 0 PID: 11403 at drivers/net/wireless/intel/iwlwifi/mvm/time-event.c:959 iwl_mvm_rx_session_pro... | ```diff
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c
index a59d264a11c5..ad960faceb0d 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c
@@ -879,9 +879,8 @@ void iwl_mvm_rx_s... |
2e6bd24339a6ff04413b2e49c0f2672d6f0edfa5 | Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: fix prep_connection error path | Problem Details:
If prep_channel fails in prep_connection, the code releases
the deflink's chanctx, which is wrong since we may be using
a different link. It's already wrong to even do that always
though, since we might still have the station. Remove it
only if prep_channel succeeded and later updates fail.
Signed-off... | ```diff
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 47a2cba8313f..202b2ddb4cc1 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -7652,7 +7652,7 @@ static int ieee80211_prep_connection(struct ieee80211_sub_if_data *sdata,
sdata_info(sdata,
"failed to insert STA entry for the AP ... |
ec50f3114e55406a1aad24b7dfaa1c3f4336d8eb | Analyze and fix the following issue in the Linux kernel code: wifi: cfg80211: fix rdev_dump_mpp() arguments order | Problem Details:
Fix the order of arguments in the TP_ARGS macro
for the rdev_dump_mpp tracepoint event.
Found by Linux Verification Center (linuxtesting.org).
Signed-off-by: Igor Artemiev <Igor.A.Artemiev@mcst.ru>
Link: https://msgid.link/20240311164519.118398-1-Igor.A.Artemiev@mcst.ru
Signed-off-by: Johannes Berg <... | ```diff
diff --git a/net/wireless/trace.h b/net/wireless/trace.h
index e039e66ab377..cbbf347c6b2e 100644
--- a/net/wireless/trace.h
+++ b/net/wireless/trace.h
@@ -1024,7 +1024,7 @@ TRACE_EVENT(rdev_get_mpp,
TRACE_EVENT(rdev_dump_mpp,
TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, int _idx,
u8 *dst, u8 ... |
774f8841f55d7ac4044c79812691649da203584a | Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: fix ieee80211_bss_*_flags kernel-doc | Problem Details:
Running kernel-doc on ieee80211_i.h flagged the following:
net/mac80211/ieee80211_i.h:145: warning: expecting prototype for enum ieee80211_corrupt_data_flags. Prototype was for enum ieee80211_bss_corrupt_data_flags instead
net/mac80211/ieee80211_i.h:162: warning: expecting prototype for enum ieee80211_... | ```diff
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index b6fead612b66..bd507d6b65e3 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -131,7 +131,7 @@ struct ieee80211_bss {
};
/**
- * enum ieee80211_corrupt_data_flags - BSS data corruption flags
+ * enum ieee8021... |
4f2bdb3c5e3189297e156b3ff84b140423d64685 | Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: check/clear fast rx for non-4addr sta VLAN changes | Problem Details:
When moving a station out of a VLAN and deleting the VLAN afterwards, the
fast_rx entry still holds a pointer to the VLAN's netdev, which can cause
use-after-free bugs. Fix this by immediately calling ieee80211_check_fast_rx
after the VLAN change.
Cc: stable@vger.kernel.org
Reported-by: ranygh@riseup.... | ```diff
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index f03452dc716d..f67c1d021812 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -2199,15 +2199,14 @@ static int ieee80211_change_station(struct wiphy *wiphy,
}
if (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
- sta->sdata->u.vla... |
27f8f108c8455b42ec5f55806c5dc73ae2c5d075 | Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: fix mlme_link_id_dbg() | Problem Details:
Make sure that the new mlme_link_id_dbg() macro honours
CONFIG_MAC80211_MLME_DEBUG as intended to avoid spamming the log with
messages like:
wlan0: no EHT support, limiting to HE
wlan0: determined local STA to be HE, BW limited to 160 MHz
wlan0: determined AP xx:xx:xx:xx:xx:xx to be VHT
wlan0: con... | ```diff
diff --git a/net/mac80211/debug.h b/net/mac80211/debug.h
index 49da401c5340..35a8ba25fa57 100644
--- a/net/mac80211/debug.h
+++ b/net/mac80211/debug.h
@@ -158,7 +158,7 @@ do { \
_sdata_dbg(print, sdata, "[link %d] " fmt, \
link_id, ##__VA_ARGS__); \
else \
- _sdata_dbg(1, sdata, ... |
5f39231888c63f0a7708abc86b51b847476379d8 | Analyze and fix the following issue in the Linux kernel code: ASoC: mediatek: Assign dummy when codec not specified for a DAI link | Problem Details:
MediaTek sound card drivers are checking whether a DAI link is present
and used on a board to assign the correct parameters and this is done
by checking the codec DAI names at probe time.
If no real codec is present, assign the dummy codec to the DAI link
to avoid NULL pointer during string comparison... | ```diff
diff --git a/sound/soc/mediatek/common/mtk-soundcard-driver.c b/sound/soc/mediatek/common/mtk-soundcard-driver.c
index a58e1e3674de..000a086a8cf4 100644
--- a/sound/soc/mediatek/common/mtk-soundcard-driver.c
+++ b/sound/soc/mediatek/common/mtk-soundcard-driver.c
@@ -22,7 +22,11 @@ static int set_card_codec_info... |
d6c01755805d346a1382d2d81c214b2ca557487a | Analyze and fix the following issue in the Linux kernel code: ASoC: mediatek: Commonize ADDA rate transform functions and enums | Problem Details:
Both the enumerations for UL/DL rates, delay data and the functions
adda_{dl,ul}_rate_transform were duplicated for each MediaTek SoC
dai-adda driver: move the common bits to a new mtk-dai-adda-common
file and its header.
While at it, also add the "mtk_" prefix to the exported functions.
Signed-off-by... | ```diff
diff --git a/sound/soc/mediatek/common/Makefile b/sound/soc/mediatek/common/Makefile
index 42e636c10c1e..363cc258a3d5 100644
--- a/sound/soc/mediatek/common/Makefile
+++ b/sound/soc/mediatek/common/Makefile
@@ -1,6 +1,8 @@
# SPDX-License-Identifier: GPL-2.0
# platform driver
snd-soc-mtk-common-objs := mtk-af... |
6630036b7c228f57c7893ee0403e92c2db2cd21d | Analyze and fix the following issue in the Linux kernel code: fs/9p: fix uninitialized values during inode evict | Problem Details:
If an iget fails due to not being able to retrieve information
from the server then the inode structure is only partially
initialized. When the inode gets evicted, references to
uninitialized structures (like fscache cookies) were being
made.
This patch checks for a bad_inode before doing anything ot... | ```diff
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 360a5304ec03..b01b1bbf2493 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -344,17 +344,21 @@ void v9fs_evict_inode(struct inode *inode)
struct v9fs_inode __maybe_unused *v9inode = V9FS_I(inode);
__le32 __maybe_unused version;
- truncate_i... |
29ba89f1895285f06c333546882e0c5ae9a6df23 | Analyze and fix the following issue in the Linux kernel code: x86/CPU/AMD: Improve the erratum 1386 workaround | Problem Details:
Disable XSAVES only on machines which haven't loaded the microcode
revision containing the erratum fix.
This will come in handy when running archaic OSes as guests. OSes whose
brilliant programmers thought that CPUID is overrated and one should not
query it but use features directly, ala shoot first, ... | ```diff
diff --git a/arch/x86/include/asm/cpu_device_id.h b/arch/x86/include/asm/cpu_device_id.h
index eb8fcede9e3b..bf4e065cf1e2 100644
--- a/arch/x86/include/asm/cpu_device_id.h
+++ b/arch/x86/include/asm/cpu_device_id.h
@@ -190,6 +190,14 @@ struct x86_cpu_desc {
.x86_microcode_rev = (revision), \
}
+#define A... |
03749309909935070253accab314288d332a204d | Analyze and fix the following issue in the Linux kernel code: sdhci-of-dwcmshc: disable PM runtime in dwcmshc_remove() | Problem Details:
This commit disables PM runtime in dwcmshc_remove() to avoid the
error message below when reloading the sdhci-of-dwcmshc.ko
sdhci-dwcmshc MLNXBF30:00: Unbalanced pm_runtime_enable!
Fixes: 48fe8fadbe5e ("mmc: sdhci-of-dwcmshc: Add runtime PM operations")
Reviewed-by: David Thompson <davthompson@nvid... | ```diff
diff --git a/drivers/mmc/host/sdhci-of-dwcmshc.c b/drivers/mmc/host/sdhci-of-dwcmshc.c
index ab4b964d4058..1d8f5a76096a 100644
--- a/drivers/mmc/host/sdhci-of-dwcmshc.c
+++ b/drivers/mmc/host/sdhci-of-dwcmshc.c
@@ -999,6 +999,17 @@ free_pltfm:
return err;
}
+static void dwcmshc_disable_card_clk(struct sdhc... |
f9e2a5b00a35f2c064dc679808bc8db5cc779ed6 | Analyze and fix the following issue in the Linux kernel code: mmc: sdhci-omap: re-tuning is needed after a pm transition to support emmc HS200 mode | Problem Details:
"PM runtime functions" was been added in sdhci-omap driver in commit
f433e8aac6b9 ("mmc: sdhci-omap: Implement PM runtime functions") along
with "card power off and enable aggressive PM" in commit 3edf588e7fe0
("mmc: sdhci-omap: Allow SDIO card power off and enable aggressive PM").
Since then, the sdh... | ```diff
diff --git a/drivers/mmc/host/sdhci-omap.c b/drivers/mmc/host/sdhci-omap.c
index e78faef67d7a..94076b095571 100644
--- a/drivers/mmc/host/sdhci-omap.c
+++ b/drivers/mmc/host/sdhci-omap.c
@@ -1439,6 +1439,9 @@ static int __maybe_unused sdhci_omap_runtime_suspend(struct device *dev)
struct sdhci_pltfm_host *plt... |
cf55a7acd1ed38afe43bba1c8a0935b51d1dc014 | Analyze and fix the following issue in the Linux kernel code: mmc: core: Avoid negative index with array access | Problem Details:
Commit 4d0c8d0aef63 ("mmc: core: Use mrq.sbc in close-ended ffu") assigns
prev_idata = idatas[i - 1], but doesn't check that the iterator i is
greater than zero. Let's fix this by adding a check.
Fixes: 4d0c8d0aef63 ("mmc: core: Use mrq.sbc in close-ended ffu")
Link: https://lore.kernel.org/all/202311... | ```diff
diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c
index 600adc3f2af4..90c51b12148e 100644
--- a/drivers/mmc/core/block.c
+++ b/drivers/mmc/core/block.c
@@ -488,7 +488,7 @@ static int __mmc_blk_ioctl_cmd(struct mmc_card *card, struct mmc_blk_data *md,
if (idata->flags & MMC_BLK_IOC_DROP)
retu... |
0cdfe5b0bf295c0dee97436a8ed13336933a0211 | Analyze and fix the following issue in the Linux kernel code: mmc: core: Initialize mmc_blk_ioc_data | Problem Details:
Commit 4d0c8d0aef63 ("mmc: core: Use mrq.sbc in close-ended ffu") adds
flags uint to struct mmc_blk_ioc_data, but it does not get initialized for
RPMB ioctls which now fails.
Let's fix this by always initializing the struct and flags to zero.
Fixes: 4d0c8d0aef63 ("mmc: core: Use mrq.sbc in close-ende... | ```diff
diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c
index 64a3492e8002..600adc3f2af4 100644
--- a/drivers/mmc/core/block.c
+++ b/drivers/mmc/core/block.c
@@ -413,7 +413,7 @@ static struct mmc_blk_ioc_data *mmc_blk_ioctl_copy_from_user(
struct mmc_blk_ioc_data *idata;
int err;
- idata = kmallo... |
b6540de9b5c867b4c8bc31225db181cc017d8cc7 | Analyze and fix the following issue in the Linux kernel code: x86/percpu: Disable named address spaces for KCSAN | Problem Details:
-fsanitize=thread (KCSAN) is at the moment incompatible
with named address spaces in a similar way as KASAN -
see GCC PR sanitizer/111736:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111736
The patch disables named address spaces with KCSAN.
Reported-by: kernel test robot <oliver.sang@intel.com>
... | ```diff
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 39886bab943a..4fff6ed46e90 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -2439,6 +2439,8 @@ config USE_X86_SEG_SUPPORT
# with named address spaces - see GCC PR sanitizer/111736.
#
depends on !KASAN
+ # -fsanitize=thread (KCSAN) is also incom... |
d6c30c5a168f8586b8bcc0d8e42e2456eb05209b | Analyze and fix the following issue in the Linux kernel code: mlxbf_gige: stop PHY during open() error paths | Problem Details:
The mlxbf_gige_open() routine starts the PHY as part of normal
initialization. The mlxbf_gige_open() routine must stop the
PHY during its error paths.
Fixes: f92e1869d74e ("Add Mellanox BlueField Gigabit Ethernet driver")
Signed-off-by: David Thompson <davthompson@nvidia.com>
Reviewed-by: Asmaa Mnebh... | ```diff
diff --git a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c
index 3d09fa54598f..cef0e2d3f1a7 100644
--- a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c
+++ b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c
@@ -157,7... |
b90169b42a6f49ff2fe2e4d4ed0bbcf17fb8f1bf | Analyze and fix the following issue in the Linux kernel code: x86/percpu: Do not use this_cpu_read_stable_8() for 32-bit targets | Problem Details:
this_cpu_read_stable() macro uses __pcpu_size_call_return()
that unconditionally calls this_cpu_read_stable_8() also for
32-bit targets. This usage is ivalid as it will result in the
generation of 64-bit MOVQ instruction on 32-bit targets via
percpu_stable_op() macro.
Since there is no generic support... | ```diff
diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h
index f6ddbaaf80bc..1f6404e0c428 100644
--- a/arch/x86/include/asm/percpu.h
+++ b/arch/x86/include/asm/percpu.h
@@ -423,10 +423,6 @@ do { \
* actually per-thread variables implemented as per-CPU variables and
* thus stable fo... |
75d7fa24772d0d7f78aff9eff013b3e2bcce3335 | Analyze and fix the following issue in the Linux kernel code: ARM: dts: samsung: exynos5800-peach-pi: switch to undeprecated DP HPD GPIOs | Problem Details:
'samsung,hpd-gpio' property is deprecated and uses also deprecated
'gpio' suffix which is not matched by dtbs_check:
exynos5800-peach-pi.dtb: dp-controller@145b0000: 'samsung,hpd-gpio' does not match any of the regexes: 'pinctrl-[0-9]+'
Switch to hpd-gpios property.
Link: https://lore.kernel.org/r... | ```diff
diff --git a/arch/arm/boot/dts/samsung/exynos5800-peach-pi.dts b/arch/arm/boot/dts/samsung/exynos5800-peach-pi.dts
index 9bbbdce9103a..bb019868b996 100644
--- a/arch/arm/boot/dts/samsung/exynos5800-peach-pi.dts
+++ b/arch/arm/boot/dts/samsung/exynos5800-peach-pi.dts
@@ -185,7 +185,7 @@
samsung,color-depth = <... |
c567f2948f57bdc03ed03403ae0234085f376b7d | Analyze and fix the following issue in the Linux kernel code: Revert "x86/mm/ident_map: Use gbpages only where full GB page should be mapped." | Problem Details:
This reverts commit d794734c9bbfe22f86686dc2909c25f5ffe1a572.
While the original change tries to fix a bug, it also unintentionally broke
existing systems, see the regressions reported at:
https://lore.kernel.org/all/3a1b9909-45ac-4f97-ad68-d16ef1ce99db@pavinjoseph.com/
Since d794734c9bbf was also... | ```diff
diff --git a/arch/x86/mm/ident_map.c b/arch/x86/mm/ident_map.c
index a204a332c71f..968d7005f4a7 100644
--- a/arch/x86/mm/ident_map.c
+++ b/arch/x86/mm/ident_map.c
@@ -26,31 +26,18 @@ static int ident_pud_init(struct x86_mapping_info *info, pud_t *pud_page,
for (; addr < end; addr = next) {
pud_t *pud = pud... |
4ac4c1d794e7ff454d191bbdab7585ed8dbf3758 | Analyze and fix the following issue in the Linux kernel code: ARM: dts: samsung: smdk4412: fix keypad no-autorepeat | Problem Details:
Although the Samsung SoC keypad binding defined
linux,keypad-no-autorepeat property, Linux driver never implemented it
and always used linux,input-no-autorepeat. Correct the DTS to use
property actually implemented.
This also fixes dtbs_check errors like:
exynos4412-smdk4412.dtb: keypad@100a0000: ... | ```diff
diff --git a/arch/arm/boot/dts/samsung/exynos4412-smdk4412.dts b/arch/arm/boot/dts/samsung/exynos4412-smdk4412.dts
index 715dfcba1417..e16df9e75fcb 100644
--- a/arch/arm/boot/dts/samsung/exynos4412-smdk4412.dts
+++ b/arch/arm/boot/dts/samsung/exynos4412-smdk4412.dts
@@ -69,7 +69,7 @@
&keypad {
samsung,keypad... |
88208d3cd79821117fd3fb80d9bcab618467d37b | Analyze and fix the following issue in the Linux kernel code: ARM: dts: samsung: exynos4412-origen: fix keypad no-autorepeat | Problem Details:
Although the Samsung SoC keypad binding defined
linux,keypad-no-autorepeat property, Linux driver never implemented it
and always used linux,input-no-autorepeat. Correct the DTS to use
property actually implemented.
This also fixes dtbs_check errors like:
exynos4412-origen.dtb: keypad@100a0000: 'l... | ```diff
diff --git a/arch/arm/boot/dts/samsung/exynos4412-origen.dts b/arch/arm/boot/dts/samsung/exynos4412-origen.dts
index 23b151645d66..10ab7bc90f50 100644
--- a/arch/arm/boot/dts/samsung/exynos4412-origen.dts
+++ b/arch/arm/boot/dts/samsung/exynos4412-origen.dts
@@ -453,7 +453,7 @@
&keypad {
samsung,keypad-num-r... |
87d8e522d6f5a004f0aa06c0def302df65aff296 | Analyze and fix the following issue in the Linux kernel code: ARM: dts: samsung: smdkv310: fix keypad no-autorepeat | Problem Details:
Although the Samsung SoC keypad binding defined
linux,keypad-no-autorepeat property, Linux driver never implemented it
and always used linux,input-no-autorepeat. Correct the DTS to use
property actually implemented.
This also fixes dtbs_check errors like:
exynos4210-smdkv310.dtb: keypad@100a0000: ... | ```diff
diff --git a/arch/arm/boot/dts/samsung/exynos4210-smdkv310.dts b/arch/arm/boot/dts/samsung/exynos4210-smdkv310.dts
index b566f878ed84..18f4f494093b 100644
--- a/arch/arm/boot/dts/samsung/exynos4210-smdkv310.dts
+++ b/arch/arm/boot/dts/samsung/exynos4210-smdkv310.dts
@@ -88,7 +88,7 @@
&keypad {
samsung,keypad... |
f09e3b774fe806ee0b1f2bb69771e8c29961e40a | Analyze and fix the following issue in the Linux kernel code: wifi: ath9k: eeprom: fix sparse endian warnings | Problem Details:
Sparse warns:
drivers/net/wireless/ath/ath9k/eeprom_9287.c:82:9: warning: cast to restricted __le16
drivers/net/wireless/ath/ath9k/eeprom_9287.c:82:9: warning: cast from restricted __le32
drivers/net/wireless/ath/ath9k/eeprom_9287.c:83:9: warning: cast to restricted __le16
drivers/net/wireless/ath/ath... | ```diff
diff --git a/drivers/net/wireless/ath/ath9k/eeprom_4k.c b/drivers/net/wireless/ath/ath9k/eeprom_4k.c
index e8c2cc03be0c..27b860b0c769 100644
--- a/drivers/net/wireless/ath/ath9k/eeprom_4k.c
+++ b/drivers/net/wireless/ath/ath9k/eeprom_4k.c
@@ -76,7 +76,7 @@ static bool ath9k_hw_4k_fill_eeprom(struct ath_hw *ah)
... |
a854028e7bd895bf62f2ead6e94d6073565929a1 | Analyze and fix the following issue in the Linux kernel code: wifi: ath9k: fix ath9k_use_msi declaration | Problem Details:
Sparse warns:
drivers/net/wireless/ath/ath9k/init.c:79:5: warning: symbol 'ath9k_use_msi' was not declared. Should it be static?
Move the extern to ath9k.h so that it's visible in init.c.
Compile tested only.
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Acked-by: Jeff Johnson <quic_jjohnson@q... | ```diff
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index 668fc07b3073..29ca65a732a6 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -39,6 +39,7 @@ extern int ath9k_modparam_nohwcrypt;
extern int ath9k_led_blink;
exte... |
e5f6c85ac16f1e089b2cfa3c7aef125c806d3f9f | Analyze and fix the following issue in the Linux kernel code: wifi: ath9k: ath9k_set_moredata(): fix sparse warnings | Problem Details:
Sparse warns:
drivers/net/wireless/ath/ath9k/xmit.c:1677:20: warning: incorrect type in initializer (different base types)
drivers/net/wireless/ath/ath9k/xmit.c:1677:20: expected unsigned short [usertype] mask
drivers/net/wireless/ath/ath9k/xmit.c:1677:20: got restricted __le16 [usertype]
driver... | ```diff
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index d519b676a109..35aa47a9db90 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -1674,8 +1674,14 @@ static void
ath9k_set_moredata(struct ath_softc *sc, struct ath_buf *... |
1f4672fd16488ff287710df56a5c210c11640cc8 | Analyze and fix the following issue in the Linux kernel code: wifi: wil6210: fix sparse warnings | Problem Details:
Sparse warns:
drivers/net/wireless/ath/wil6210/fw.c: note: in included file (through drivers/net/wireless/ath/wil6210/wil6210.h):
drivers/net/wireless/ath/wil6210/fw.h:96:47: warning: array of flexible structures
drivers/net/wireless/ath/wil6210/cfg80211.c: note: in included file (through drivers/net/... | ```diff
diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c
index dbe4b3478f03..8993028709ec 100644
--- a/drivers/net/wireless/ath/wil6210/cfg80211.c
+++ b/drivers/net/wireless/ath/wil6210/cfg80211.c
@@ -2735,7 +2735,7 @@ int wil_cfg80211_iface_combinations_from_fw(
... |
1eb2ac4a9f3f615181c83a5853c5ea9332d93e8c | Analyze and fix the following issue in the Linux kernel code: wifi: wcn36xx: main: fix sparse warnings | Problem Details:
Sparse warns:
drivers/net/wireless/ath/wcn36xx/main.c:758:58: warning: incorrect type in assignment (different base types)
drivers/net/wireless/ath/wcn36xx/main.c:758:58: expected unsigned short [usertype] vht_rx_mcs_map
drivers/net/wireless/ath/wcn36xx/main.c:758:58: got restricted __le16 [user... | ```diff
diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c
index bfbd3c7a70b3..e760d8002e09 100644
--- a/drivers/net/wireless/ath/wcn36xx/main.c
+++ b/drivers/net/wireless/ath/wcn36xx/main.c
@@ -756,9 +756,9 @@ static void wcn36xx_update_allowed_rates(struct ieee80211_sta *st... |
fba52950e59d5eb7137339f2fcaf301a4e963cb4 | Analyze and fix the following issue in the Linux kernel code: wifi: wcn36xx: buff_to_be(): fix sparse warnings | Problem Details:
Sparse warns:
drivers/net/wireless/ath/wcn36xx/txrx.c: note: in included file (through drivers/net/wireless/ath/wcn36xx/txrx.h):
drivers/net/wireless/ath/wcn36xx/wcn36xx.h:107:24: warning: incorrect type in assignment (different base types)
drivers/net/wireless/ath/wcn36xx/wcn36xx.h:107:24: expecte... | ```diff
diff --git a/drivers/net/wireless/ath/wcn36xx/txrx.c b/drivers/net/wireless/ath/wcn36xx/txrx.c
index 0802ed728824..8826998797d6 100644
--- a/drivers/net/wireless/ath/wcn36xx/txrx.c
+++ b/drivers/net/wireless/ath/wcn36xx/txrx.c
@@ -318,7 +318,7 @@ int wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb)
me... |
ed769314f55cef504e1a1fe505ef98c45185f371 | Analyze and fix the following issue in the Linux kernel code: wifi: ath6kl: fix sparse warnings | Problem Details:
Sparse warns:
drivers/net/wireless/ath/ath6kl/htc_pipe.c:241:17: warning: incorrect type in assignment (different base types)
drivers/net/wireless/ath/ath6kl/htc_pipe.c:241:17: expected restricted __le16 x
drivers/net/wireless/ath/ath6kl/htc_pipe.c:241:17: got unsigned short [usertype]
drivers/n... | ```diff
diff --git a/drivers/net/wireless/ath/ath6kl/htc_mbox.c b/drivers/net/wireless/ath/ath6kl/htc_mbox.c
index 1963d3145481..fb5144e2d86c 100644
--- a/drivers/net/wireless/ath/ath6kl/htc_mbox.c
+++ b/drivers/net/wireless/ath/ath6kl/htc_mbox.c
@@ -364,8 +364,7 @@ static void ath6kl_htc_tx_prep_pkt(struct htc_packet ... |
91491e5fb09624116950f9f2e1767a42e1da7868 | Analyze and fix the following issue in the Linux kernel code: Documentation/x86: Fix title underline length | Problem Details:
Fix:
Documentation/arch/x86/resctrl.rst:577: WARNING: Title underline too short.
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: Tony Luck <tony.luck@intel.com>
Link: https://lore.kernel.org/r/20240325121750.265d655c@canb.auug.org.au | ```diff
diff --git a/Documentation/arch/x86/resctrl.rst b/Documentation/arch/x86/resctrl.rst
index 3712d81cb50c..6c245582d8fb 100644
--- a/Documentation/arch/x86/resctrl.rst
+++ b/Documentation/arch/x86/resctrl.rst
@@ -574,7 +574,7 @@ Memory b/w domain is L3 cache.
MB:<cache_id0>=bandwidth0;<cache_id1>=bandwidth1;...... |
07b9d0144fff9af08b8dcd0ae134510bfd539e42 | Analyze and fix the following issue in the Linux kernel code: drm/imagination: avoid -Woverflow warning | Problem Details:
The array size calculation in pvr_vm_mips_fini() appears to be incorrect based on
taking the size of the pointer rather than the size of the array, which manifests
as a warning about signed integer overflow:
In file included from include/linux/kernel.h:16,
from drivers/gpu/drm/imagina... | ```diff
diff --git a/drivers/gpu/drm/imagination/pvr_vm_mips.c b/drivers/gpu/drm/imagination/pvr_vm_mips.c
index b7fef3c797e6..4f99b4af871c 100644
--- a/drivers/gpu/drm/imagination/pvr_vm_mips.c
+++ b/drivers/gpu/drm/imagination/pvr_vm_mips.c
@@ -46,7 +46,7 @@ pvr_vm_mips_init(struct pvr_device *pvr_dev)
if (!mips_da... |
6819db94e1cd3ce24a432f3616cd563ed0c4eaba | Analyze and fix the following issue in the Linux kernel code: mtd: rawnand: hynix: fixed typo | Problem Details:
The function hynix_nand_rr_init() should probably return an error code.
Judging by the usage, it seems that the return code is passed up
the call stack.
Right now, it always returns 0 and the function hynix_nand_cleanup()
in hynix_nand_init() has never been called.
Found by RASU JSC and Linux Verifica... | ```diff
diff --git a/drivers/mtd/nand/raw/nand_hynix.c b/drivers/mtd/nand/raw/nand_hynix.c
index a74e64e0cfa3..c02e50608816 100644
--- a/drivers/mtd/nand/raw/nand_hynix.c
+++ b/drivers/mtd/nand/raw/nand_hynix.c
@@ -401,7 +401,7 @@ static int hynix_nand_rr_init(struct nand_chip *chip)
if (ret)
pr_warn("failed to in... |
1162bc2f8f5de7da23d18aa4b7fbd4e93c369c50 | Analyze and fix the following issue in the Linux kernel code: mtd: partitions: redboot: Added conversion of operands to a larger type | Problem Details:
The value of an arithmetic expression directory * master->erasesize is
subject to overflow due to a failure to cast operands to a larger data
type before perfroming arithmetic
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Signed-off-by: Denis Arefev <arefev@swemel.ru>
Signed-off-b... | ```diff
diff --git a/drivers/mtd/parsers/redboot.c b/drivers/mtd/parsers/redboot.c
index a16b42a88581..3b55b676ca6b 100644
--- a/drivers/mtd/parsers/redboot.c
+++ b/drivers/mtd/parsers/redboot.c
@@ -102,7 +102,7 @@ nogood:
offset -= master->erasesize;
}
} else {
- offset = directory * master->erasesize;
+ of... |
598c2fafc06fe5c56a1a415fb7b544b31453d637 | Analyze and fix the following issue in the Linux kernel code: perf/x86/amd/lbr: Use freeze based on availability | Problem Details:
Currently, the LBR code assumes that LBR Freeze is supported on all processors
when X86_FEATURE_AMD_LBR_V2 is available i.e. CPUID leaf 0x80000022[EAX]
bit 1 is set. This is incorrect as the availability of the feature is
additionally dependent on CPUID leaf 0x80000022[EAX] bit 2 being set,
which may n... | ```diff
diff --git a/arch/x86/events/amd/core.c b/arch/x86/events/amd/core.c
index aec16e581f5b..5692e827afef 100644
--- a/arch/x86/events/amd/core.c
+++ b/arch/x86/events/amd/core.c
@@ -904,8 +904,8 @@ static int amd_pmu_v2_handle_irq(struct pt_regs *regs)
if (!status)
goto done;
- /* Read branch records before... |
b70c7996d4ffb2e02895132e8a79a37cee66504f | Analyze and fix the following issue in the Linux kernel code: firmware: arm_scmi: Make raw debugfs entries non-seekable | Problem Details:
SCMI raw debugfs entries are used to inject and snoop messages out of the
SCMI core and, as such, the underlying virtual files have no reason to
support seeking.
Modify the related file_operations descriptors to be non-seekable.
Fixes: 3c3d818a9317 ("firmware: arm_scmi: Add core raw transmission supp... | ```diff
diff --git a/drivers/firmware/arm_scmi/raw_mode.c b/drivers/firmware/arm_scmi/raw_mode.c
index 350573518503..130d13e9cd6b 100644
--- a/drivers/firmware/arm_scmi/raw_mode.c
+++ b/drivers/firmware/arm_scmi/raw_mode.c
@@ -921,7 +921,7 @@ static int scmi_dbg_raw_mode_open(struct inode *inode, struct file *filp)
r... |
17f243adf1653bdbaeec767e3e74c9ad089f470b | Analyze and fix the following issue in the Linux kernel code: firmware: arm_scmi: Fix wrong fastchannel initialization | Problem Details:
Fastchannels are initialized with an incorrect index(POWERCAP_PAI_GET) in:
commit 2441caa84aac ("firmware: arm_scmi: Populate fast channel rate_limit")
Fix this and provide a correct index(POWERCAP_FC_PAI)
Fixes: 2441caa84aac ("firmware: arm_scmi: Populate fast channel rate_limit")
Reported-by: kerne... | ```diff
diff --git a/drivers/firmware/arm_scmi/powercap.c b/drivers/firmware/arm_scmi/powercap.c
index ea9201e7044c..1fa79bba492e 100644
--- a/drivers/firmware/arm_scmi/powercap.c
+++ b/drivers/firmware/arm_scmi/powercap.c
@@ -736,7 +736,7 @@ static void scmi_powercap_domain_init_fc(const struct scmi_protocol_handle *p... |
1a4bd2b128fb5ca62e4d1c5ca298d3d06b9c1e8e | Analyze and fix the following issue in the Linux kernel code: firmware: arm_ffa: Fix the partition ID check in ffa_notification_info_get() | Problem Details:
FFA_NOTIFICATION_INFO_GET retrieves information about pending
notifications. Notifications can be either global or per VCPU. Global
notifications are reported with the partition ID only in the list of
endpoints with pending notifications. ffa_notification_info_get()
incorrectly expect no ID at all for ... | ```diff
diff --git a/drivers/firmware/arm_ffa/driver.c b/drivers/firmware/arm_ffa/driver.c
index f2556a8e9401..9bc2e10381af 100644
--- a/drivers/firmware/arm_ffa/driver.c
+++ b/drivers/firmware/arm_ffa/driver.c
@@ -790,7 +790,7 @@ static void ffa_notification_info_get(void)
part_id = packed_id_list[ids_processed+... |
d44f0bbbd8d182debcce88bda55b05269f3d33d6 | Analyze and fix the following issue in the Linux kernel code: mtd: core: Report error if first mtd_otp_size() call fails in mtd_otp_nvmem_add() | Problem Details:
Jump to the error reporting code in mtd_otp_nvmem_add() if the
mtd_otp_size() call fails. Without this fix, the error is not logged.
Signed-off-by: Aapo Vienamo <aapo.vienamo@linux.intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Reviewed-by: Michael Walle <mwalle@kernel.org>
... | ```diff
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 5887feb347a4..c365c97e7232 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -956,8 +956,10 @@ static int mtd_otp_nvmem_add(struct mtd_info *mtd)
if (mtd->_get_user_prot_info && mtd->_read_user_prot_reg) {
size = mtd_otp_siz... |
4053caf60bb349ab9ea9e36ee30c64681b696198 | Analyze and fix the following issue in the Linux kernel code: mtd: rawnand: brcmnand: Fix data access violation for STB chip | Problem Details:
Florian reported the following kernel NULL pointer dereference issue on
a BCM7250 board:
[ 2.829744] Unable to handle kernel NULL pointer dereference at virtual address 0000000c when read
[ 2.838740] [0000000c] *pgd=80000000004003, *pmd=00000000
[ 2.844178] Internal error: Oops: 206 [#1] SMP A... | ```diff
diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
index a8d12c71f987..1b2ec0fec60c 100644
--- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c
+++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
@@ -857,7 +857,7 @@ static inline void brcmnand_read_data_bus(struct brcmnand_con... |
9fca0be64df029eed243ae2adca6342b5768ec8b | Analyze and fix the following issue in the Linux kernel code: media: mediatek: vcodec: Improve wording & fix grammatic issues | Problem Details:
Multiple issues detected while scanning the code by far not a complete
list of required changes but some small improvements.
Signed-off-by: Sebastian Fricke <sebastian.fricke@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Hans Verkuil <h... | ```diff
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_if.c
index 8c4ec859633e..73d5cef33b2a 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_if.c
+++ b/drivers/media/platform/mediatek/... |
64a2ade8f1cb3847dfd4fb1864cece93c9c15fb9 | Analyze and fix the following issue in the Linux kernel code: media: mediatek: vcodec: Fix multiple typos | Problem Details:
Correct multiple different typos found in comments or function names.
Signed-off-by: Sebastian Fricke <sebastian.fricke@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> | ```diff
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c
index ba742f0e391d..9107707de6c4 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vc... |
ed7276ed2fd02208bfca9f222ef1e7b2743d710d | Analyze and fix the following issue in the Linux kernel code: media: chips-media: wave5: Add hrtimer based polling support | Problem Details:
Add support for starting a polling timer in case an interrupt is not
available. This helps to keep the VPU functional in SoCs such as AM62A,
where the hardware interrupt hookup may not be present due to an SoC errata
[1].
The timer is shared across all instances of encoders and decoders and is
started... | ```diff
diff --git a/drivers/media/platform/chips-media/wave5/wave5-helper.c b/drivers/media/platform/chips-media/wave5/wave5-helper.c
index 8433ecab230c..7e0f34bfa5be 100644
--- a/drivers/media/platform/chips-media/wave5/wave5-helper.c
+++ b/drivers/media/platform/chips-media/wave5/wave5-helper.c
@@ -52,11 +52,12 @@ i... |
d8dd9f113e16bef3b29c9dcceb584a6f144f55e4 | Analyze and fix the following issue in the Linux kernel code: RISC-V: KVM: Fix APLIC setipnum_le/be write emulation | Problem Details:
The writes to setipnum_le/be register for APLIC in MSI-mode have special
consideration for level-triggered interrupts as-per the section "4.9.2
Special consideration for level-sensitive interrupt sources" of the RISC-V
AIA specification.
Particularly, the below text from the RISC-V AIA specification d... | ```diff
diff --git a/arch/riscv/kvm/aia_aplic.c b/arch/riscv/kvm/aia_aplic.c
index 39e72aa016a4..5e842b92dc46 100644
--- a/arch/riscv/kvm/aia_aplic.c
+++ b/arch/riscv/kvm/aia_aplic.c
@@ -137,11 +137,21 @@ static void aplic_write_pending(struct aplic *aplic, u32 irq, bool pending)
raw_spin_lock_irqsave(&irqd->lock, fl... |
5448d9282af57c2c89a3033f1d56b31689d09b73 | Analyze and fix the following issue in the Linux kernel code: KVM: selftests: Fix spelling mistake "trigged" -> "triggered" | Problem Details:
There are spelling mistakes in __GUEST_ASSERT messages. Fix them.
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Acked-by: Oliver Upton <oliver.upton@linux.dev>
Signed-off-by: Anup Patel <anup@brainfault.org>
Link: https://lore.kernel.org/r/20240307081951.1954830-1-colin.i.king@gmail.com | ```diff
diff --git a/tools/testing/selftests/kvm/aarch64/arch_timer.c b/tools/testing/selftests/kvm/aarch64/arch_timer.c
index ddba2c2fb5de..16ac74d07d68 100644
--- a/tools/testing/selftests/kvm/aarch64/arch_timer.c
+++ b/tools/testing/selftests/kvm/aarch64/arch_timer.c
@@ -136,7 +136,7 @@ static void guest_run_stage(s... |
0cd8363ed802922e39446d783f767b3e09335ddc | Analyze and fix the following issue in the Linux kernel code: drm/panthor: Fix the CONFIG_PM=n case | Problem Details:
Putting a hard dependency on CONFIG_PM is not possible because of a
circular dependency issue, and it's actually not desirable either. In
order to support this use case, we forcibly resume at init time, and
suspend at unplug time.
v2:
- Drop the #ifdef CONFIG_PM section around panthor_pm_ops's definit... | ```diff
diff --git a/drivers/gpu/drm/panthor/panthor_device.c b/drivers/gpu/drm/panthor/panthor_device.c
index 69deb8e17778..ba7aedbb4931 100644
--- a/drivers/gpu/drm/panthor/panthor_device.c
+++ b/drivers/gpu/drm/panthor/panthor_device.c
@@ -87,6 +87,10 @@ void panthor_device_unplug(struct panthor_device *ptdev)
pm_... |
0add699ad068d26e5b1da9ff28b15461fc4005df | Analyze and fix the following issue in the Linux kernel code: tracing: probes: Fix to zero initialize a local variable | Problem Details:
Fix to initialize 'val' local variable with zero.
Dan reported that Smatch static code checker reports an error that a local
'val' variable needs to be initialized. Actually, the 'val' is expected to
be initialized by FETCH_OP_ARG in the same loop, but it is not obvious. So
initialize it with zero.
Li... | ```diff
diff --git a/kernel/trace/trace_probe.c b/kernel/trace/trace_probe.c
index 217169de0920..dfe3ee6035ec 100644
--- a/kernel/trace/trace_probe.c
+++ b/kernel/trace/trace_probe.c
@@ -839,7 +839,7 @@ out:
void store_trace_entry_data(void *edata, struct trace_probe *tp, struct pt_regs *regs)
{
struct probe_entry_... |
9eb05877dbee03064d3d3483cd6702f610d5a358 | Analyze and fix the following issue in the Linux kernel code: pwm: img: fix pwm clock lookup | Problem Details:
22e8e19 has introduced a regression in the imgchip->pwm_clk lookup, whereas
the clock name has also been renamed to "imgchip". This causes the driver
failing to load:
[ 0.546905] img-pwm 18101300.pwm: failed to get imgchip clock
[ 0.553418] img-pwm: probe of 18101300.pwm failed with error -2
Fi... | ```diff
diff --git a/drivers/pwm/pwm-img.c b/drivers/pwm/pwm-img.c
index d79a96679a26..d6596583ed4e 100644
--- a/drivers/pwm/pwm-img.c
+++ b/drivers/pwm/pwm-img.c
@@ -284,9 +284,9 @@ static int img_pwm_probe(struct platform_device *pdev)
return PTR_ERR(imgchip->sys_clk);
}
- imgchip->pwm_clk = devm_clk_get(&pdev... |
f2e812c1522dab847912309b00abcc762dd696da | Analyze and fix the following issue in the Linux kernel code: xfs: don't use current->journal_info | Problem Details:
syzbot reported an ext4 panic during a page fault where found a
journal handle when it didn't expect to find one. The structure
it tripped over had a value of 'TRAN' in the first entry in the
structure, and that indicates it tripped over a struct xfs_trans
instead of a jbd2 handle.
The reason for this... | ```diff
diff --git a/fs/xfs/scrub/common.c b/fs/xfs/scrub/common.c
index abff79a77c72..47a20cf5205f 100644
--- a/fs/xfs/scrub/common.c
+++ b/fs/xfs/scrub/common.c
@@ -1044,9 +1044,7 @@ xchk_irele(
struct xfs_scrub *sc,
struct xfs_inode *ip)
{
- if (current->journal_info != NULL) {
- ASSERT(current->journal_info =... |
15922f5dbf51dad334cde888ce6835d377678dc9 | Analyze and fix the following issue in the Linux kernel code: xfs: allow sunit mount option to repair bad primary sb stripe values | Problem Details:
If a filesystem has a busted stripe alignment configuration on disk
(e.g. because broken RAID firmware told mkfs that swidth was smaller
than sunit), then the filesystem will refuse to mount due to the
stripe validation failing. This failure is triggering during distro
upgrades from old kernels lacking... | ```diff
diff --git a/fs/xfs/libxfs/xfs_sb.c b/fs/xfs/libxfs/xfs_sb.c
index d991eec05436..73a4b895de67 100644
--- a/fs/xfs/libxfs/xfs_sb.c
+++ b/fs/xfs/libxfs/xfs_sb.c
@@ -530,7 +530,8 @@ xfs_validate_sb_common(
}
if (!xfs_validate_stripe_geometry(mp, XFS_FSB_TO_B(mp, sbp->sb_unit),
- XFS_FSB_TO_B(mp, sbp->sb_wi... |
d650d1c46d8471bf8ebf556629ac13077f13e647 | Analyze and fix the following issue in the Linux kernel code: spi: xilinx: Fix kernel documentation in the xilinx_spi.h | Problem Details:
While updating the data structure layout the kernel documentation
became outdated. Synchronize kernel documentation with the actual
data structure layout.
Fixes: 1dd46599f83a ("spi: xilinx: add force_irq for QSPI mode")
Fixes: 082339bc63cc ("spi: spi-xilinx: Add run run-time endian detection")
Reviewe... | ```diff
diff --git a/include/linux/spi/xilinx_spi.h b/include/linux/spi/xilinx_spi.h
index 3934ce789d87..fd6add419e94 100644
--- a/include/linux/spi/xilinx_spi.h
+++ b/include/linux/spi/xilinx_spi.h
@@ -5,10 +5,10 @@
/**
* struct xspi_platform_data - Platform data of the Xilinx SPI driver
* @num_chipselect: Number... |
11763a8598f888dec631a8a903f7ada32181001f | Analyze and fix the following issue in the Linux kernel code: fs/9p: fix uaf in in v9fs_stat2inode_dotl | Problem Details:
The incorrect logical order of accessing the st object code in v9fs_fid_iget_dotl
is causing this uaf.
Fixes: 724a08450f74 ("fs/9p: simplify iget to remove unnecessary paths")
Reported-and-tested-by: syzbot+7a3d75905ea1a830dbe5@syzkaller.appspotmail.com
Signed-off-by: Lizhi Xu <lizhi.xu@windriver.com>... | ```diff
diff --git a/fs/9p/vfs_inode_dotl.c b/fs/9p/vfs_inode_dotl.c
index ef9db3e03506..2b313fe7003e 100644
--- a/fs/9p/vfs_inode_dotl.c
+++ b/fs/9p/vfs_inode_dotl.c
@@ -78,11 +78,11 @@ struct inode *v9fs_fid_iget_dotl(struct super_block *sb, struct p9_fid *fid)
retval = v9fs_init_inode(v9ses, inode, &fid->qid,
... |
e6913c6ef83c80aa7569c9e08204542222fbf542 | Analyze and fix the following issue in the Linux kernel code: ASoC: codecs: ES8326: Delete unused REG_SUPPLY | Problem Details:
REG_SUPPLY mutes the DAC when switching between
HDMI and speaker, so remove it to fix the mute issues
Signed-off-by: Zhang Yi <zhangyi@everest-semi.com>
Link: https://msgid.link/r/20240320083012.4282-3-zhangyi@everest-semi.com
Signed-off-by: Mark Brown <broonie@kernel.org> | ```diff
diff --git a/sound/soc/codecs/es8326.c b/sound/soc/codecs/es8326.c
index 635320c86c00..e8526844337d 100644
--- a/sound/soc/codecs/es8326.c
+++ b/sound/soc/codecs/es8326.c
@@ -292,11 +292,6 @@ static const struct snd_soc_dapm_widget es8326_dapm_widgets[] = {
SND_SOC_DAPM_PGA("LHPMIX", ES8326_DAC2HPMIX, 7, 0, N... |
3a2be3f05110fa1a5c682ff72a26681ed4f54cef | Analyze and fix the following issue in the Linux kernel code: ASoC: Intel: avs: ssm4567: Board cleanup | Problem Details:
The card-name suffix and the DP-widgets are an unintended copy-paste
from skl_nau88215_ssm4567.c. Both are redundant.
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://msgid.link/r/20240308090502.2136760-5-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org> | ```diff
diff --git a/sound/soc/intel/avs/boards/ssm4567.c b/sound/soc/intel/avs/boards/ssm4567.c
index b64be685dc23..abb87bb88fff 100644
--- a/sound/soc/intel/avs/boards/ssm4567.c
+++ b/sound/soc/intel/avs/boards/ssm4567.c
@@ -37,8 +37,6 @@ static const struct snd_kcontrol_new card_controls[] = {
static const struct s... |
e6719d48ba6329536c459dcee5a571e535687094 | Analyze and fix the following issue in the Linux kernel code: ASoC: Intel: avs: ssm4567: Do not ignore route checks | Problem Details:
A copy-paste from intel/boards/skl_nau88l25_ssm4567.c made the avs's
equivalent disable route checks as well. Such behavior is not desired.
Fixes: 69ea14efe99b ("ASoC: Intel: avs: Add ssm4567 machine board")
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://msgid.link/r/20240308... | ```diff
diff --git a/sound/soc/intel/avs/boards/ssm4567.c b/sound/soc/intel/avs/boards/ssm4567.c
index 4a0e136835ff..b64be685dc23 100644
--- a/sound/soc/intel/avs/boards/ssm4567.c
+++ b/sound/soc/intel/avs/boards/ssm4567.c
@@ -172,7 +172,6 @@ static int avs_ssm4567_probe(struct platform_device *pdev)
card->dapm_route... |
0cb3b7fd530b8c107443218ce6db5cb6e7b5dbe1 | Analyze and fix the following issue in the Linux kernel code: ASoC: Intel: Disable route checks for Skylake boards | Problem Details:
Topology files that are propagated to the world and utilized by the
skylake-driver carry shortcomings in their SectionGraphs.
Since commit daa480bde6b3 ("ASoC: soc-core: tidyup for
snd_soc_dapm_add_routes()") route checks are no longer permissive. Probe
failures for Intel boards have been partially ad... | ```diff
diff --git a/sound/soc/intel/boards/bxt_da7219_max98357a.c b/sound/soc/intel/boards/bxt_da7219_max98357a.c
index 540f7a29310a..3fe3f38c6cb6 100644
--- a/sound/soc/intel/boards/bxt_da7219_max98357a.c
+++ b/sound/soc/intel/boards/bxt_da7219_max98357a.c
@@ -768,6 +768,7 @@ static struct snd_soc_card broxton_audio_... |
21fa98f4197bb3365dda1417708b318f403c13c1 | Analyze and fix the following issue in the Linux kernel code: ASoC: sun8i-codec: Implement jack and accessory detection | Problem Details:
Add support for the jack detection functionality in the A64 variant,
which uses a pair of IRQs; and microphone accessory (button) detection,
which uses an ADC with an IRQ trigger.
IRQs will only be triggered if the JACKDETEN, HMICBIASEN, and MICADCEN
bits are set appropriately in the analog codec comp... | ```diff
diff --git a/sound/soc/sunxi/sun50i-codec-analog.c b/sound/soc/sunxi/sun50i-codec-analog.c
index 2081721a8ff2..2dcdf113b66e 100644
--- a/sound/soc/sunxi/sun50i-codec-analog.c
+++ b/sound/soc/sunxi/sun50i-codec-analog.c
@@ -115,6 +115,11 @@
#define SUN50I_ADDA_HS_MBIAS_CTRL 0x0e
#define SUN50I_ADDA_HS_MBIAS_CT... |
64da060dd4eb625646970d7c96a16de617412ec5 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: rockchip: Fix the i2c address of es8316 on Cool Pi CM5 | Problem Details:
According to the hardware design, the i2c address of audio codec es8316
on Cool Pi CM5 is 0x10.
This fix the read/write error like bellow:
es8316 7-0011: ASoC: error at soc_component_write_no_lock on es8316.7-0011 for register: [0x0000000c] -6
es8316 7-0011: ASoC: error at soc_component_write_no_lock ... | ```diff
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-coolpi-cm5.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-coolpi-cm5.dtsi
index cce1c8e83587..94ecb9b4f98f 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-coolpi-cm5.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-coolpi-cm5.dtsi
@@ -216,9 +216,9 @@
pinctrl-0 = <&i... |
945a7c8570916650a415757d15d83e0fa856a686 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: rockchip: enable internal pull-up on PCIE_WAKE# for RK3399 Puma | Problem Details:
The PCIE_WAKE# has a diode used as a level-shifter, and is used as an
input pin. While the SoC default is to enable the pull-up, the core
rk3399 pinconf for this pin opted for pull-none. So as to not disturb
the behaviour of other boards which may rely on pull-none instead of
pull-up, set the needed pu... | ```diff
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
index a51ebb8f8b80..2484ad2bd86f 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
@@ -416,6 +416,11 @@
gpio1830-supply = <&vcc_1v8>;
};
+&... |
e6b1168f37e3f86d9966276c5a3fff9eb0df3e5f | Analyze and fix the following issue in the Linux kernel code: arm64: dts: rockchip: enable internal pull-up on Q7_USB_ID for RK3399 Puma | Problem Details:
The Q7_USB_ID has a diode used as a level-shifter, and is used as an
input pin. The SoC default for this pin is a pull-up, which is correct
but the pinconf in the introducing commit missed that, so let's fix this
oversight.
Fixes: ed2c66a95c0c ("arm64: dts: rockchip: fix rk3399-puma-haikou USB OTG mod... | ```diff
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
index 214ea62b24a5..a51ebb8f8b80 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
@@ -459,7 +459,7 @@
usb3 {
usb3_id: usb3-id {
rockch... |
f0abb4b2c7acf3c3e4130dc3f54cd90cf2ae62bc | Analyze and fix the following issue in the Linux kernel code: arm64: dts: rockchip: fix alphabetical ordering RK3399 puma | Problem Details:
Nodes overridden by their reference should be ordered alphabetically to
make it easier to read the DTS. pinctrl node is defined in the wrong
location so let's reorder it.
Signed-off-by: Iskander Amara <iskander.amara@theobroma-systems.com>
Reviewed-by: Quentin Schulz <quentin.schulz@theobroma-systems.... | ```diff
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
index 06f3e97af7cd..214ea62b24a5 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
@@ -416,15 +416,6 @@
gpio1830-supply = <&vcc_1v8>;
};
-&... |
0ac417b8f124427c90ec8c2ef4f632b821d924cc | Analyze and fix the following issue in the Linux kernel code: arm64: dts: rockchip: enable internal pull-up for Q7_THRM# on RK3399 Puma | Problem Details:
Q7_THRM# pin is connected to a diode on the module which is used
as a level shifter, and the pin have a pull-down enabled by
default. We need to configure it to internal pull-up, other-
wise whenever the pin is configured as INPUT and we try to
control it externally the value will always remain zero.
... | ```diff
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
index c08e69391c01..06f3e97af7cd 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
@@ -426,6 +426,16 @@
};
&pinctrl {
+ pinctrl-names = "def... |
a2ac2a1b02590a22a236c43c455f421cdede45f5 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: rockchip: set PHY address of MT7531 switch to 0x1f | Problem Details:
The MT7531 switch listens on PHY address 0x1f on an MDIO bus. I've got two
findings that support this. There's no bootstrapping option to change the
PHY address of the switch. The Linux driver hardcodes 0x1f as the PHY
address of the switch. So the reg property on the device tree is currently
ignored b... | ```diff
diff --git a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
index 7b5f3904ef61..03d6d920446a 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
@@ -525,9 +525,9 @@
#address-cells = <1... |
89384a2b656b9dace4c965432a209d5c9c3a2a6f | Analyze and fix the following issue in the Linux kernel code: dt-bindings: iio: health: maxim,max30102: fix compatible check | Problem Details:
The "maxim,green-led-current-microamp" property is only available for
the max30105 part (it provides an extra green LED), and must be set to
false for the max30102 part.
Instead, the max30100 part has been used for that, which is not
supported by this binding (it has its own binding).
This error was ... | ```diff
diff --git a/Documentation/devicetree/bindings/iio/health/maxim,max30102.yaml b/Documentation/devicetree/bindings/iio/health/maxim,max30102.yaml
index c13c10c8d65d..eed0df9d3a23 100644
--- a/Documentation/devicetree/bindings/iio/health/maxim,max30102.yaml
+++ b/Documentation/devicetree/bindings/iio/health/maxim... |
5ca29ea4e4073b3caba750efe155b1bd4c597ca9 | Analyze and fix the following issue in the Linux kernel code: iio: pressure: Fixes SPI support for BMP3xx devices | Problem Details:
Bosch does not use unique BMPxxx_CHIP_ID for the different versions
of the device which leads to misidentification of devices if their
ID is used. Use a new value in the chip_info structure instead of
the BMPxxx_CHIP_ID, in order to choose the correct regmap_bus to
be used.
Fixes: a9dd9ba32311 ("iio: ... | ```diff
diff --git a/drivers/iio/pressure/bmp280-core.c b/drivers/iio/pressure/bmp280-core.c
index fe8734468ed3..62e9e93d915d 100644
--- a/drivers/iio/pressure/bmp280-core.c
+++ b/drivers/iio/pressure/bmp280-core.c
@@ -1233,6 +1233,7 @@ const struct bmp280_chip_info bmp380_chip_info = {
.chip_id = bmp380_chip_ids,
... |
546a4f4b5f4d930ea57f5510e109acf08eca5e87 | Analyze and fix the following issue in the Linux kernel code: iio: pressure: Fixes BME280 SPI driver data | Problem Details:
Use bme280_chip_info structure instead of bmp280_chip_info
in SPI support for the BME280 sensor.
Fixes: 0b0b772637cd ("iio: pressure: bmp280: Use chip_info pointers for each chip as driver data")
Signed-off-by: Vasileios Amoiridis <vassilisamir@gmail.com>
Link: https://lore.kernel.org/r/20240316110743... | ```diff
diff --git a/drivers/iio/pressure/bmp280-spi.c b/drivers/iio/pressure/bmp280-spi.c
index a444d4b2978b..038d36aad3eb 100644
--- a/drivers/iio/pressure/bmp280-spi.c
+++ b/drivers/iio/pressure/bmp280-spi.c
@@ -127,7 +127,7 @@ static const struct of_device_id bmp280_of_spi_match[] = {
{ .compatible = "bosch,bmp18... |
62b71cd73d41ddac6b1760402bbe8c4932e23531 | Analyze and fix the following issue in the Linux kernel code: efi: fix panic in kdump kernel | Problem Details:
Check if get_next_variable() is actually valid pointer before
calling it. In kdump kernel this method is set to NULL that causes
panic during the kexec-ed kernel boot.
Tested with QEMU and OVMF firmware.
Fixes: bad267f9e18f ("efi: verify that variable services are supported")
Signed-off-by: Oleksandr... | ```diff
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index 8859fb0b006d..fdf07dd6f459 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -203,6 +203,8 @@ static bool generic_ops_supported(void)
name_size = sizeof(name);
+ if (!efi.get_next_variable)
+ return false... |
df7ecce842b846a04d087ba85fdb79a90e26a1b0 | Analyze and fix the following issue in the Linux kernel code: x86/efistub: Don't clear BSS twice in mixed mode | Problem Details:
Clearing BSS should only be done once, at the very beginning.
efi_pe_entry() is the entrypoint from the firmware, which may not clear
BSS and so it is done explicitly. However, efi_pe_entry() is also used
as an entrypoint by the mixed mode startup code, in which case BSS will
already have been cleared,... | ```diff
diff --git a/drivers/firmware/efi/libstub/x86-stub.c b/drivers/firmware/efi/libstub/x86-stub.c
index 2096ae09438e..1edf93e63897 100644
--- a/drivers/firmware/efi/libstub/x86-stub.c
+++ b/drivers/firmware/efi/libstub/x86-stub.c
@@ -476,7 +476,8 @@ efi_status_t __efiapi efi_pe_entry(efi_handle_t handle,
efi_sta... |
17608373cf907afe97654998663cc2ab8070e90b | Analyze and fix the following issue in the Linux kernel code: x86/build: Clean up arch/x86/tools/relocs.c a bit | Problem Details:
So:
- Follow Documentation/CodingStyle for:
- curly braces
- variable definitions
- return statements
- etc.
- Fix unnecessary linebreaks
- Don't split user-visible error strings over multiple lines ...
- It's fine to use vertical alignment to make code more readable,
but... | ```diff
diff --git a/arch/x86/tools/relocs.c b/arch/x86/tools/relocs.c
index e7a44a7f617f..c101bed61940 100644
--- a/arch/x86/tools/relocs.c
+++ b/arch/x86/tools/relocs.c
@@ -11,41 +11,42 @@
#define Elf_Shdr ElfW(Shdr)
#define Elf_Sym ElfW(Sym)
-static Elf_Ehdr ehdr;
-static unsigned long shnum;
-static unsigne... |
9843231c97267d72be38a0409f5097987bc2cfa4 | Analyze and fix the following issue in the Linux kernel code: x86/boot/64: Move 5-level paging global variable assignments back | Problem Details:
Commit 63bed9660420 ("x86/startup_64: Defer assignment of 5-level paging
global variables") moved assignment of 5-level global variables to later
in the boot in order to avoid having to use RIP relative addressing in
order to set them. However, when running with 5-level paging and SME
active (mem_encry... | ```diff
diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c
index 7d2eb035b6a3..a817ed0724d1 100644
--- a/arch/x86/kernel/head64.c
+++ b/arch/x86/kernel/head64.c
@@ -81,6 +81,13 @@ static inline bool check_la57_support(void)
if (!(native_read_cr4() & X86_CR4_LA57))
return false;
+ RIP_REL_REF(__pgta... |
4d0d7e7852752ea56375ac8645f0239e21ca2b50 | Analyze and fix the following issue in the Linux kernel code: x86/boot/64: Apply encryption mask to 5-level pagetable update | Problem Details:
When running with 5-level page tables, the kernel mapping PGD entry is
updated to point to the P4D table. The assignment uses _PAGE_TABLE_NOENC,
which, when SME is active (mem_encrypt=on), results in a page table
entry without the encryption mask set, causing the system to crash on
boot.
Change the as... | ```diff
diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c
index 212e8e06aeba..7d2eb035b6a3 100644
--- a/arch/x86/kernel/head64.c
+++ b/arch/x86/kernel/head64.c
@@ -175,7 +175,7 @@ unsigned long __head __startup_64(unsigned long physaddr,
p4d = (p4dval_t *)&RIP_REL_REF(level4_kernel_pgt);
p4d[MAX_PT... |
10e4b5166df9ff7a2d5316138ca668b42d004422 | Analyze and fix the following issue in the Linux kernel code: x86/fpu: Keep xfd_state in sync with MSR_IA32_XFD | Problem Details:
Commit 672365477ae8 ("x86/fpu: Update XFD state where required") and
commit 8bf26758ca96 ("x86/fpu: Add XFD state to fpstate") introduced a
per CPU variable xfd_state to keep the MSR_IA32_XFD value cached, in
order to avoid unnecessary writes to the MSR.
On CPU hotplug MSR_IA32_XFD is reset to the ini... | ```diff
diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c
index 117e74c44e75..33a214b1a4ce 100644
--- a/arch/x86/kernel/fpu/xstate.c
+++ b/arch/x86/kernel/fpu/xstate.c
@@ -178,10 +178,11 @@ void fpu__init_cpu_xstate(void)
* Must happen after CR4 setup and before xsetbv() to allow KVM
* lazy... |
a8ed59a3a8de2648e69dd5936f5771ac4c92d085 | Analyze and fix the following issue in the Linux kernel code: Documentation/x86: Document that resctrl bandwidth control units are MiB | Problem Details:
The memory bandwidth software controller uses 2^20 units rather than
10^6. See mbm_bw_count() which computes bandwidth using the "SZ_1M"
Linux define for 0x00100000.
Update the documentation to use MiB when describing this feature.
It's too late to fix the mount option "mba_MBps" as that is now an
est... | ```diff
diff --git a/Documentation/arch/x86/resctrl.rst b/Documentation/arch/x86/resctrl.rst
index a6279df64a9d..3712d81cb50c 100644
--- a/Documentation/arch/x86/resctrl.rst
+++ b/Documentation/arch/x86/resctrl.rst
@@ -45,7 +45,7 @@ mount options are:
Enable code/data prioritization in L2 cache allocations.
"mba_MBp... |
f2208aa12c27bfada3c15c550c03ca81d42dcac2 | Analyze and fix the following issue in the Linux kernel code: x86/mpparse: Register APIC address only once | Problem Details:
The APIC address is registered twice. First during the early detection and
afterwards when actually scanning the table for APIC IDs. The APIC and
topology core warn about the second attempt.
Restrict it to the early detection call.
Fixes: 81287ad65da5 ("x86/apic: Sanitize APIC address setup")
Signed-... | ```diff
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index 1ccd30c8246f..e89171b0347a 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -197,12 +197,12 @@ static int __init smp_read_mpc(struct mpc_table *mpc, unsigned early)
if (!smp_check_mpc(mpc, oem, str))
return 0;... |
5e25eb25dae9fa0700bbe42aff0e2f105fcd096a | Analyze and fix the following issue in the Linux kernel code: x86/topology: Handle the !APIC case gracefully | Problem Details:
If there is no local APIC enumerated and registered then the topology
bitmaps are empty. Therefore, topology_init_possible_cpus() will die with
a division by zero exception.
Prevent this by registering a fake APIC id to populate the topology
bitmap. This also allows to use all topology query interface... | ```diff
diff --git a/arch/x86/kernel/cpu/topology.c b/arch/x86/kernel/cpu/topology.c
index 3259b1d4fefe..aaca8d235dc2 100644
--- a/arch/x86/kernel/cpu/topology.c
+++ b/arch/x86/kernel/cpu/topology.c
@@ -415,6 +415,17 @@ void __init topology_init_possible_cpus(void)
unsigned int total = assigned + disabled;
u32 apic... |
7af541cee1e0eb48c6eb439bc6309175339fa96f | Analyze and fix the following issue in the Linux kernel code: x86/topology: Don't evaluate logical IDs during early boot | Problem Details:
The local APICs have not yet been enumerated so the logical ID evaluation
from the topology bitmaps does not work and would return an error code.
Skip the evaluation during the early boot CPUID evaluation and only apply
it on the final run.
Fixes: 380414be78bf ("x86/cpu/topology: Use topology logical... | ```diff
diff --git a/arch/x86/kernel/cpu/topology_common.c b/arch/x86/kernel/cpu/topology_common.c
index a50ae8d63d1c..9a6069e7133c 100644
--- a/arch/x86/kernel/cpu/topology_common.c
+++ b/arch/x86/kernel/cpu/topology_common.c
@@ -140,7 +140,7 @@ static void parse_topology(struct topo_scan *tscan, bool early)
}
}
... |
c90399fbd74a0713d5972a6d931e4a9918621e88 | Analyze and fix the following issue in the Linux kernel code: x86/cpu: Ensure that CPU info updates are propagated on UP | Problem Details:
The boot sequence evaluates CPUID information twice:
1) During early boot
2) When finalizing the early setup right before
mitigations are selected and alternatives are patched.
In both cases the evaluation is stored in boot_cpu_data, but on UP the
copying of boot_cpu_data to the per CPU inf... | ```diff
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index ba8cf5e9ce56..5c1e6d6be267 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -2307,6 +2307,8 @@ void arch_smt_update(void)
void __init arch_cpu_finalize_init(void)
{
+ struct cpuinfo_x86 *c = this_cp... |
122fdbd2a030a95128737fc77e47df15a8f170c3 | Analyze and fix the following issue in the Linux kernel code: bpf: verifier: reject addr_space_cast insn without arena | Problem Details:
The verifier allows using the addr_space_cast instruction in a program
that doesn't have an associated arena. This was caught in the form an
invalid memory access in do_misc_fixups() when while converting
addr_space_cast to a normal 32-bit mov, env->prog->aux->arena was
dereferenced to check for BPF_F_... | ```diff
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 2cd7e0e79283..0bfc0050db28 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -14022,6 +14022,10 @@ static int check_alu_op(struct bpf_verifier_env *env, struct bpf_insn *insn)
verbose(env, "addr_space_cast insn can only conve... |
fa3550dca8f02ec312727653a94115ef3ab68445 | Analyze and fix the following issue in the Linux kernel code: selftests/bpf: verifier_arena: fix mmap address for arm64 | Problem Details:
The arena_list selftest uses (1ull << 32) in the mmap address
computation for arm64. Use the same in the verifier_arena selftest.
This makes the selftest pass for arm64 on the CI[1].
[1] https://github.com/kernel-patches/bpf/pull/6622
Signed-off-by: Puranjay Mohan <puranjay12@gmail.com>
Link: https:... | ```diff
diff --git a/tools/testing/selftests/bpf/progs/verifier_arena.c b/tools/testing/selftests/bpf/progs/verifier_arena.c
index 969bc091060b..93144ae6df74 100644
--- a/tools/testing/selftests/bpf/progs/verifier_arena.c
+++ b/tools/testing/selftests/bpf/progs/verifier_arena.c
@@ -12,7 +12,11 @@ struct {
__uint(type... |
f7f5d1808b1b66935a24dd796dd1a0612ca9c147 | Analyze and fix the following issue in the Linux kernel code: bpf: verifier: fix addr_space_cast from as(1) to as(0) | Problem Details:
The verifier currently converts addr_space_cast from as(1) to as(0) that
is: BPF_ALU64 | BPF_MOV | BPF_X with off=1 and imm=1
to
BPF_ALU | BPF_MOV | BPF_X with imm=1 (32-bit mov)
Because of this imm=1, the JITs that have bpf_jit_needs_zext() == true,
interpret the converted instruction as BPF_ZEXT_REG... | ```diff
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 1dd3b99d1bb9..2cd7e0e79283 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -14054,8 +14054,11 @@ static int check_alu_op(struct bpf_verifier_env *env, struct bpf_insn *insn)
if (insn->imm) {
/* off == BPF_ADDR_SPACE_CA... |
c04f7dfe6ec2a3a20a8578d5f67a436ae36e2a2a | Analyze and fix the following issue in the Linux kernel code: ipv6: Fix address dump when IPv6 is disabled on an interface | Problem Details:
Cited commit started returning an error when user space requests to dump
the interface's IPv6 addresses and IPv6 is disabled on the interface.
Restore the previous behavior and do not return an error.
Before cited commit:
# ip address show dev dummy1
2: dummy1: <BROADCAST,NOARP,UP,LOWER_UP> mtu 150... | ```diff
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 247bd4d8ee45..92db9b474f2b 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -5416,10 +5416,11 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb,
err = 0;
if (fillargs.ifindex) {
- err = -ENODEV;
... |
9145e2249ed68af99fdbbbf6111aaf0e2dfb72d0 | Analyze and fix the following issue in the Linux kernel code: nexthop: fix uninitialized variable in nla_put_nh_group_stats() | Problem Details:
The "*hw_stats_used" value needs to be set on the success paths to prevent
an uninitialized variable bug in the caller, nla_put_nh_group_stats().
Fixes: 5072ae00aea4 ("net: nexthop: Expose nexthop group HW stats to user space")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Jiri ... | ```diff
diff --git a/net/ipv4/nexthop.c b/net/ipv4/nexthop.c
index 74928a9d1aa4..535856b0f0ed 100644
--- a/net/ipv4/nexthop.c
+++ b/net/ipv4/nexthop.c
@@ -768,8 +768,10 @@ static int nh_grp_hw_stats_update(struct nexthop *nh, bool *hw_stats_used)
struct net *net = nh->net;
int err;
- if (nexthop_notifiers_is_empt... |
f6c8f5e8694c7a78c94e408b628afa6255cc428a | Analyze and fix the following issue in the Linux kernel code: tools: ynl: fix setting presence bits in simple nests | Problem Details:
When we set members of simple nested structures in requests
we need to set "presence" bits for all the nesting layers
below. This has nothing to do with the presence type of
the last layer.
Fixes: be5bea1cc0bf ("net: add basic C code generators for Netlink")
Reviewed-by: Breno Leitao <leitao@debian.or... | ```diff
diff --git a/tools/net/ynl/ynl-gen-c.py b/tools/net/ynl/ynl-gen-c.py
index 6b7eb2d2aaf1..a451cbfbd781 100755
--- a/tools/net/ynl/ynl-gen-c.py
+++ b/tools/net/ynl/ynl-gen-c.py
@@ -228,8 +228,11 @@ class Type(SpecAttr):
presence = ''
for i in range(0, len(ref)):
presence = f"{var}->... |
1f1dc442c57ec61c08d21d47e4c5b4f16446fe00 | Analyze and fix the following issue in the Linux kernel code: mshyperv: Introduce hv_numa_node_to_pxm_info() | Problem Details:
Factor out logic for converting numa node to hv_proximity_domain_info
into a helper function.
Change hv_proximity_domain_info to a struct to improve readability.
While at it, rename hv_add_logical_processor_* structs to the correct
hv_input_/hv_output_ prefix, and remove the flags field which is not
... | ```diff
diff --git a/arch/x86/hyperv/hv_proc.c b/arch/x86/hyperv/hv_proc.c
index 68a0843d4750..3fa1f2ee7b0d 100644
--- a/arch/x86/hyperv/hv_proc.c
+++ b/arch/x86/hyperv/hv_proc.c
@@ -3,7 +3,6 @@
#include <linux/vmalloc.h>
#include <linux/mm.h>
#include <linux/clockchips.h>
-#include <linux/acpi.h>
#include <linux/h... |
e249884e106b81c34f8050d23935ffc12623843f | Analyze and fix the following issue in the Linux kernel code: x86/hyperv: Cosmetic changes for hv_apic.c | Problem Details:
Fix issues reported by checkpatch.pl script for hv_apic.c file
- Alignment should match open parenthesis
- Remove unnecessary parenthesis
No functional changes intended.
Signed-off-by: Erni Sri Satya Vennela <ernis@linux.microsoft.com>
Reviewed-by: Saurabh Sengar <ssengar@linux.microsoft.com>
Link: h... | ```diff
diff --git a/arch/x86/hyperv/hv_apic.c b/arch/x86/hyperv/hv_apic.c
index 5fc45543e955..0569f579338b 100644
--- a/arch/x86/hyperv/hv_apic.c
+++ b/arch/x86/hyperv/hv_apic.c
@@ -105,7 +105,7 @@ static bool cpu_is_self(int cpu)
* IPI implementation on Hyper-V.
*/
static bool __send_ipi_mask_ex(const struct cpu... |
231dc3f0c936db142ef3fa922f1ab751dd532d70 | Analyze and fix the following issue in the Linux kernel code: lkdtm/bugs: Improve warning message for compilers without counted_by support | Problem Details:
The current message for telling the user that their compiler does not
support the counted_by attribute in the FAM_BOUNDS test does not make
much sense either grammatically or semantically. Fix it to make it
correct in both aspects.
Signed-off-by: Nathan Chancellor <nathan@kernel.org>
Reviewed-by: Gust... | ```diff
diff --git a/drivers/misc/lkdtm/bugs.c b/drivers/misc/lkdtm/bugs.c
index b92767d6bdd2..5178c02b21eb 100644
--- a/drivers/misc/lkdtm/bugs.c
+++ b/drivers/misc/lkdtm/bugs.c
@@ -417,7 +417,7 @@ static void lkdtm_FAM_BOUNDS(void)
pr_err("FAIL: survived access of invalid flexible array member index!\n");
if (!... |
d8e45f2929b94099913eb66c3ebb18b5063e9421 | Analyze and fix the following issue in the Linux kernel code: overflow: Change DEFINE_FLEX to take __counted_by member | Problem Details:
The norm should be flexible array structures with __counted_by
annotations, so DEFINE_FLEX() is updated to expect that. Rename
the non-annotated version to DEFINE_RAW_FLEX(), and update the
few existing users. Additionally add selftests for the macros.
Reviewed-by: Gustavo A. R. Silva <gustavoars@kern... | ```diff
diff --git a/drivers/net/ethernet/intel/ice/ice_base.c b/drivers/net/ethernet/intel/ice/ice_base.c
index d2fd315556a3..a545a7917e4f 100644
--- a/drivers/net/ethernet/intel/ice/ice_base.c
+++ b/drivers/net/ethernet/intel/ice/ice_base.c
@@ -956,7 +956,7 @@ ice_vsi_cfg_txq(struct ice_vsi *vsi, struct ice_tx_ring *... |
0355b24bdec3b69ba31375c83d94fa80ca2c7ae1 | Analyze and fix the following issue in the Linux kernel code: drm/amd: Flush GFXOFF requests in prepare stage | Problem Details:
If the system hasn't entered GFXOFF when suspend starts it can cause
hangs accessing GC and RLC during the suspend stage.
Cc: <stable@vger.kernel.org> # 6.1.y: 5095d5418193 ("drm/amd: Evict resources during PM ops prepare() callback")
Cc: <stable@vger.kernel.org> # 6.1.y: cb11ca3233aa ("drm/amd: Add c... | ```diff
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index f771b2042a43..12dc71a6b5db 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -4542,6 +4542,8 @@ int amdgpu_device_prepare(struct drm_device *dev)
... |
eb4f6eca2632584b8260c175e8aac41ed36314be | Analyze and fix the following issue in the Linux kernel code: drm/amdgpu: Fix truncations in gfx_v11_0_init_microcode() | Problem Details:
Reducing the size of ucode_prefix to 25 in the gfx_v11_0_init_microcode
function. This would ensure that the total number of characters being
written into fw_name does not exceed its size of 40.
Fixes the below with gcc W=1:
drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c: In function ‘gfx_v11_0_early_init’:
d... | ```diff
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
index 1770e496c1b7..7a906318e451 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
@@ -510,7 +510,7 @@ static void gfx_v11_0_check_fw_cp_gfx_shadow(struct amdgpu_device *ad... |
730dd50f84b51664e1c13258c21413e49f93394d | Analyze and fix the following issue in the Linux kernel code: drm/amdgpu: Fix truncation in smu_v11_0_init_microcode | Problem Details:
Reducing the size of ucode_prefix to 25 in the smu_v11_0_init_microcode
function. we ensure that fw_name can accommodate the maximum possible
string size
Fixes the below with gcc W=1:
drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/smu_v11_0.c: In function ‘smu_v11_0_init_microcode’:
drivers/gpu/drm/amd/... | ```diff
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
index f6545093bfc1..5e5da9b16718 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
@@ -93,7 +93,7 @@ static void smu_v11_0_poll_baco_exit(st... |
539ff12ee5e423d6a17d746ed5cca0e1b8c38feb | Analyze and fix the following issue in the Linux kernel code: drm/amdgpu: Fix truncation issues in gfx_v9_0.c | Problem Details:
The size of fw_name is increased to ensure that it can accommodate
the maximum possible size of the string being written into it.
Fixes the below with gcc W=1:
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c: In function ‘gfx_v9_0_early_init’:
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c:1255:52: warning: ‘%s’ directi... | ```diff
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 6f97a6d0e6d0..71b555993b7a 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -1249,7 +1249,7 @@ static void gfx_v9_0_check_if_need_gfxoff(struct amdgpu_device *adev)
... |
927a8a800ebbea623c82ab9cc72b2827c4035aa9 | Analyze and fix the following issue in the Linux kernel code: drm/amdgpu: Fix truncation in gfx_v10_0_init_microcode | Problem Details:
The total size of the fw_name buffer is 8 (for "amdgpu/") + 30 (for
ucode_prefix) + 5 (for "_pfp") + 5 (for "_wks") + 5 (for ".bin") = 53
characters.
Fixes the below with gcc W=1:
drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c: In function ‘gfx_v10_0_early_init’:
drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c:3982:58... | ```diff
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index f90905ef32c7..d524f1a353ed 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -3964,7 +3964,7 @@ static void gfx_v10_0_check_gfxoff_flag(struct amdgpu_device *adev)... |
20fd14460f45a01b9ec63aa7b12e6c3c66e54fa7 | Analyze and fix the following issue in the Linux kernel code: drm/amdgpu: Fix 'fw_name' buffer size to prevent truncations in amdgpu_mes_init_microcode | Problem Details:
The snprintf function is used to write a formatted string into fw_name.
The format of the string is "amdgpu/%s_mes%s.bin", where %s is replaced
by the string in ucode_prefix and the second %s is replaced by either
"_2" or "1" depending on the condition pipe == AMDGPU_MES_SCHED_PIPE.
The length of the ... | ```diff
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
index eb75c524b4a6..e4fcc950e542 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
@@ -1467,7 +1467,7 @@ int amdgpu_mes_init_microcode(struct amdgpu_device *adev, int p... |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.