id stringlengths 40 40 | instruction stringlengths 68 308 | input stringlengths 17 33.4k | output stringlengths 100 30k |
|---|---|---|---|
159ca7f18129834b6f4c7eae67de48e96c752fc9 | Analyze and fix the following issue in the Linux kernel code: iio: imu: st_lsm6dsx: fix possible lockup in st_lsm6dsx_read_fifo | Problem Details:
Prevent st_lsm6dsx_read_fifo from falling in an infinite loop in case
pattern_len is equal to zero and the device FIFO is not empty.
Fixes: 290a6ce11d93 ("iio: imu: add support to lsm6dsx driver")
Signed-off-by: Silvano Seva <s.seva@4sigma.it>
Acked-by: Lorenzo Bianconi <lorenzo@kernel.org>
Link: http... | ```diff
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
index 0a7cd8c1aa33..480a9b31065c 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
@@ -392,6 +392,9 @@ int st_lsm6dsx_read_fifo(struct st_ls... |
38f67d0264929762e54ae5948703a21f841fe706 | Analyze and fix the following issue in the Linux kernel code: iio: accel: adxl367: fix setting odr for activity time update | Problem Details:
Fix setting the odr value to update activity time based on frequency
derrived by recent odr, and not by obsolete odr value.
The [small] bug: When _adxl367_set_odr() is called with a new odr value,
it first writes the new odr value to the hardware register
ADXL367_REG_FILTER_CTL.
Second, it calls _adxl... | ```diff
diff --git a/drivers/iio/accel/adxl367.c b/drivers/iio/accel/adxl367.c
index add4053e7a02..0c04b2bb7efb 100644
--- a/drivers/iio/accel/adxl367.c
+++ b/drivers/iio/accel/adxl367.c
@@ -601,18 +601,14 @@ static int _adxl367_set_odr(struct adxl367_state *st, enum adxl367_odr odr)
if (ret)
return ret;
+ st->o... |
6d03811d7a99e08d5928f58120acb45b8ba22b08 | Analyze and fix the following issue in the Linux kernel code: iio: imu: bmi270: fix initial sampling frequency configuration | Problem Details:
In the bmi270_configure_imu() function, the accelerometer and gyroscope
configuration registers are incorrectly written with the mask
BMI270_PWR_CONF_ADV_PWR_SAVE_MSK, which is unrelated to these registers.
As a result, the accelerometer's sampling frequency is set to 200 Hz
instead of the intended 10... | ```diff
diff --git a/drivers/iio/imu/bmi270/bmi270_core.c b/drivers/iio/imu/bmi270/bmi270_core.c
index a86be5af5ccb..2e4469f30d53 100644
--- a/drivers/iio/imu/bmi270/bmi270_core.c
+++ b/drivers/iio/imu/bmi270/bmi270_core.c
@@ -918,8 +918,7 @@ static int bmi270_configure_imu(struct bmi270_data *data)
FIELD_PRE... |
69a46ce1f15b4391c128d581f6936750f9bfa052 | Analyze and fix the following issue in the Linux kernel code: drm/amd/display: Do not enable Replay and PSR while VRR is on in amdgpu_dm_commit_planes() | Problem Details:
[Why]
Replay and PSR will cause some video corruption while VRR is enabled.
[How]
Do not enable the Replay and PSR while VRR is active in
amdgpu_dm_enable_self_refresh().
Fixes: 67edb81d6e9a ("drm/amd/display: Disable replay and psr while VRR is enabled")
Reviewed-by: Sun peng Li <sunpeng.li@amd.com>... | ```diff
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
index 36a830a7440f..87058271b00c 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
@@ -113,6 +113,7 @@ bool ... |
c0dd8a9253fadfb8e5357217d085f1989da4ef0a | Analyze and fix the following issue in the Linux kernel code: drm/amdgpu/dma_buf: fix page_link check | Problem Details:
The page_link lower bits of the first sg could contain something like
SG_END, if we are mapping a single VRAM page or contiguous blob which
fits into one sg entry. Rather pull out the struct page, and use that in
our check to know if we mapped struct pages vs VRAM.
Fixes: f44ffd677fb3 ("drm/amdgpu: ad... | ```diff
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c
index 9f627caedc3f..c9842a0e2a1c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c
@@ -184,7 +184,7 @@ static void amdgpu_dma_buf_unmap(struct dma_buf_a... |
a755906fb2b8370c43e91ba437ae1b3e228e8b02 | Analyze and fix the following issue in the Linux kernel code: drm/amdgpu: immediately use GTT for new allocations | Problem Details:
Only use GTT as a fallback if we already have a backing store. This
prevents evictions when an application constantly allocates and frees new
memory.
Partially fixes
https://gitlab.freedesktop.org/drm/amd/-/issues/3844#note_2833985.
Signed-off-by: Christian König <christian.koenig@amd.com>
Fixes: 216... | ```diff
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 80cd6f5273db..0b9987781f76 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -163,8 +163,8 @@ void amdgpu_bo_placement_from_domain(struct amdgpu_bo... |
b71a2bb0ce07f40f92f59ed7f283068e41b10075 | Analyze and fix the following issue in the Linux kernel code: drm/amdgpu/mes11: optimize MES pipe FW version fetching | Problem Details:
Don't fetch it again if we already have it. It seems the
registers don't reliably have the value at resume in some
cases.
Fixes: 028c3fb37e70 ("drm/amdgpu/mes11: initiate mes v11 support")
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4083
Reviewed-by: Mario Limonciello <mario.limonciello@a... | ```diff
diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c b/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
index e65916ada23b..ef9538fbbf53 100644
--- a/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
@@ -894,6 +894,10 @@ static void mes_v11_0_get_fw_version(struct amdgpu_device *adev)
{
... |
9beb2c91fb86e0be70a5833c6730441fa3c9efa8 | Analyze and fix the following issue in the Linux kernel code: RDMA/hns: Fix wrong maximum DMA segment size | Problem Details:
Set maximum DMA segment size to 2G instead of UINT_MAX due to HW limit.
Fixes: e0477b34d9d1 ("RDMA: Explicitly pass in the dma_device to ib_register_device")
Link: https://patch.msgid.link/r/20250327114724.3454268-3-huangjunxian6@hisilicon.com
Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>... | ```diff
diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c
index cf89a8db4f64..8d0b63d4b50a 100644
--- a/drivers/infiniband/hw/hns/hns_roce_main.c
+++ b/drivers/infiniband/hw/hns/hns_roce_main.c
@@ -763,7 +763,7 @@ static int hns_roce_register_device(struct hns_roce_dev *... |
7ab4f0e37a0f4207e742a8de69be03984db6ebf0 | Analyze and fix the following issue in the Linux kernel code: ACPI PPTT: Fix coding mistakes in a couple of sizeof() calls | Problem Details:
The end of table checks should be done with the structure size,
but 2 of the 3 similar calls use the pointer size.
Signed-off-by: Jean-Marc Eurin <jmeurin@google.com>
Link: https://patch.msgid.link/20250402001542.2600671-1-jmeurin@google.com
[ rjw: Subject edits ]
Signed-off-by: Rafael J. Wysocki <raf... | ```diff
diff --git a/drivers/acpi/pptt.c b/drivers/acpi/pptt.c
index a35dd0e41c27..f73ce6e13065 100644
--- a/drivers/acpi/pptt.c
+++ b/drivers/acpi/pptt.c
@@ -229,7 +229,7 @@ static int acpi_pptt_leaf_node(struct acpi_table_header *table_hdr,
node_entry = ACPI_PTR_DIFF(node, table_hdr);
entry = ACPI_ADD_PTR(struct ... |
1b2fe85f3cf19026a0e9037242bcbf7e736b22e3 | Analyze and fix the following issue in the Linux kernel code: RDMA/rxe: Fix null pointer dereference in ODP MR check | Problem Details:
The blktests/rnbd reported a null pointer dereference as following.
Similar to the mlx5, introduce a is_odp_mr() to check if the odp is
enabled in this mr.
Workqueue: rxe_wq do_work [rdma_rxe]
RIP: 0010:rxe_mr_copy+0x57/0x210 [rdma_rxe]
Code: 7c 04 48 89 f3 48 89 d5 41 89 cf 45 89 c4 0f 84 dc 00... | ```diff
diff --git a/drivers/infiniband/sw/rxe/rxe_loc.h b/drivers/infiniband/sw/rxe/rxe_loc.h
index feb386d98d1d..0bc3fbb6554f 100644
--- a/drivers/infiniband/sw/rxe/rxe_loc.h
+++ b/drivers/infiniband/sw/rxe/rxe_loc.h
@@ -140,6 +140,12 @@ static inline int qp_mtu(struct rxe_qp *qp)
return IB_MTU_4096;
}
+static ... |
0cd575cab10e114e95921321f069a08d45bc412e | Analyze and fix the following issue in the Linux kernel code: uprobes: Avoid false-positive lockdep splat on CONFIG_PREEMPT_RT=y in the ri_timer() uprobe timer callback, use raw_write_seqcount_*() | Problem Details:
Avoid a false-positive lockdep warning in the CONFIG_PREEMPT_RT=y
configuration when using write_seqcount_begin() in the uprobe timer
callback by using raw_write_* APIs.
Uprobe's use of timer callback is guaranteed to not race with itself
for a given uprobe_task, and as such seqcount's insistence on h... | ```diff
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index 615b4e6d22c7..8d783b5882b6 100644
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -1956,6 +1956,9 @@ static void free_ret_instance(struct uprobe_task *utask,
* to-be-reused return instances for future uretprobes. If ri_timer(... |
d247667ecd6411ec5bec9a38db7feaa599ce3ee2 | Analyze and fix the following issue in the Linux kernel code: RDMA/mlx5: Fix compilation warning when USER_ACCESS isn't set | Problem Details:
The cited commit made fs.c always compile, even when
INFINIBAND_USER_ACCESS isn't set. This results in a compilation
warning about an unused object when compiling with W=1 and
USER_ACCESS is unset.
Fix this by defining uverbs_destroy_def_handler() even when
USER_ACCESS isn't set.
Fixes: 36e0d433672f ... | ```diff
diff --git a/drivers/infiniband/hw/mlx5/fs.c b/drivers/infiniband/hw/mlx5/fs.c
index 251246c73b33..0ff9f18a71e8 100644
--- a/drivers/infiniband/hw/mlx5/fs.c
+++ b/drivers/infiniband/hw/mlx5/fs.c
@@ -3461,7 +3461,6 @@ DECLARE_UVERBS_NAMED_OBJECT(
&UVERBS_METHOD(MLX5_IB_METHOD_STEERING_ANCHOR_DESTROY));
cons... |
04efcee6ef8d0f01eef495db047e7216d6e6e38f | Analyze and fix the following issue in the Linux kernel code: net: hold instance lock during NETDEV_CHANGE | Problem Details:
Cosmin reports an issue with ipv6_add_dev being called from
NETDEV_CHANGE notifier:
[ 3455.008776] ? ipv6_add_dev+0x370/0x620
[ 3455.010097] ipv6_find_idev+0x96/0xe0
[ 3455.010725] addrconf_add_dev+0x1e/0xa0
[ 3455.011382] addrconf_init_auto_addrs+0xb0/0x720
[ 3455.013537] addrconf_notify+0x35f/0... | ```diff
diff --git a/Documentation/networking/netdevices.rst b/Documentation/networking/netdevices.rst
index 6c2d8945f597..eab601ab2db0 100644
--- a/Documentation/networking/netdevices.rst
+++ b/Documentation/networking/netdevices.rst
@@ -338,10 +338,11 @@ operations directly under the netdev instance lock.
Devices dr... |
aae85e007dffda49d1a611474f9653021ec763bd | Analyze and fix the following issue in the Linux kernel code: IB/hfi1: Avoid -Wflex-array-member-not-at-end warning | Problem Details:
-Wflex-array-member-not-at-end was introduced in GCC-14, and we are
getting ready to enable it, globally.
Remove unused flex-array member `class_data` from
`struct opa_mad_notice_attr`.
Fix the following warning:
drivers/infiniband/hw/hfi1/mad.c:23:36: warning: structure containing a flexible array ... | ```diff
diff --git a/drivers/infiniband/hw/hfi1/mad.h b/drivers/infiniband/hw/hfi1/mad.h
index b6e3141253c4..d6dde762921a 100644
--- a/drivers/infiniband/hw/hfi1/mad.h
+++ b/drivers/infiniband/hw/hfi1/mad.h
@@ -124,7 +124,6 @@ struct opa_mad_notice_attr {
} __packed ntc_2048;
};
- u8 class_data[];
};
#define... |
95ba3850fed03e01b422ab5d7943aeba130c9723 | Analyze and fix the following issue in the Linux kernel code: RDMA/usnic: Fix passing zero to PTR_ERR in usnic_ib_pci_probe() | Problem Details:
drivers/infiniband/hw/usnic/usnic_ib_main.c:590
usnic_ib_pci_probe() warn: passing zero to 'PTR_ERR'
Make usnic_ib_device_add() return NULL on fail path, also remove
useless NULL check for usnic_ib_discover_pf()
Fixes: e3cf00d0a87f ("IB/usnic: Add Cisco VIC low-level hardware driver")
Link: https://... | ```diff
diff --git a/drivers/infiniband/hw/usnic/usnic_ib_main.c b/drivers/infiniband/hw/usnic/usnic_ib_main.c
index 4ddcd5860e0f..11eca39b73a9 100644
--- a/drivers/infiniband/hw/usnic/usnic_ib_main.c
+++ b/drivers/infiniband/hw/usnic/usnic_ib_main.c
@@ -397,7 +397,7 @@ static void *usnic_ib_device_add(struct pci_dev *... |
54f5fafcced113c7d203f6848f4f14840e74e9d1 | Analyze and fix the following issue in the Linux kernel code: ipv6: Fix null-ptr-deref in addrconf_add_ifaddr(). | Problem Details:
The cited commit placed netdev_lock_ops() just after __dev_get_by_index()
in addrconf_add_ifaddr(), where dev could be NULL as reported. [0]
Let's call netdev_lock_ops() only when dev is not NULL.
[0]:
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000198: 0000 [#1] SM... | ```diff
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index c3b908fccbc1..9c52ed23ff23 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3154,12 +3154,13 @@ int addrconf_add_ifaddr(struct net *net, void __user *arg)
rtnl_net_lock(net);
dev = __dev_get_by_index(net, ireq.ifr6_ifindex);
- netd... |
216a61d33c0728a8cf1650aaed2c523c6ce16354 | Analyze and fix the following issue in the Linux kernel code: net: ethtool: fix ethtool_ringparam_get_cfg() returns a hds_thresh value always as 0. | Problem Details:
When hds-thresh is configured, ethnl_set_rings() is called, and it calls
ethtool_ringparam_get_cfg() to get ringparameters from .get_ringparam()
callback and dev->cfg.
Both hds_config and hds_thresh values should be set from dev->cfg, not
from .get_ringparam().
But ethtool_ringparam_get_cfg() sets only... | ```diff
diff --git a/net/ethtool/common.c b/net/ethtool/common.c
index 0cb6da1f692a..49bea6b45bd5 100644
--- a/net/ethtool/common.c
+++ b/net/ethtool/common.c
@@ -830,6 +830,7 @@ void ethtool_ringparam_get_cfg(struct net_device *dev,
/* Driver gives us current state, we want to return current config */
kparam->tc... |
62dd71e691109bb44ba8ad7f58b3a2ac6b69d496 | Analyze and fix the following issue in the Linux kernel code: RDMA/ucaps: Avoid format-security warning | Problem Details:
Passing a non-literal format string to dev_set_name causes a warning:
drivers/infiniband/core/ucaps.c:173:33: error: format string is not a string literal (potentially insecure) [-Werror,-Wformat-security]
173 | ret = dev_set_name(&ucap->dev, ucap_names[type]);
| ... | ```diff
diff --git a/drivers/infiniband/core/ucaps.c b/drivers/infiniband/core/ucaps.c
index 6853c6d078f9..de5cb8bf0a61 100644
--- a/drivers/infiniband/core/ucaps.c
+++ b/drivers/infiniband/core/ucaps.c
@@ -170,7 +170,7 @@ int ib_create_ucap(enum rdma_user_cap type)
ucap->dev.class = &ucaps_class;
ucap->dev.devt = ... |
6b395d31146a3fae775823ea8570a37b922f6685 | Analyze and fix the following issue in the Linux kernel code: RDMA/bnxt_re: Fix budget handling of notification queue | Problem Details:
The cited commit in Fixes tag introduced a bug which can cause hang
of completion queue processing because of notification queue budget
goes to zero.
Found while doing nfs over rdma mount and umount.
Below message is noticed because of the existing bug.
kernel: cm_destroy_id_wait_timeout: cm_id=00000... | ```diff
diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
index 9082b3fd2b47..e14b05cd089a 100644
--- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c
+++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
@@ -1785,8 +1785,6 @@ int bnxt_re_destroy_srq(struct ib_srq *ib_srq, struct ib_ud... |
a8605b0ed187f53f077a769ce2b52ddb97f3eb42 | Analyze and fix the following issue in the Linux kernel code: ACPI: button: Only send `KEY_POWER` for `ACPI_BUTTON_NOTIFY_STATUS` | Problem Details:
Commit a7e23ec17feec ("ACPI: button: Install notifier for system
events as well") modified the ACPI button behavior to send
`ACPI_BUTTON_NOTIFY_WAKE` events.
This caused a regression on Dell Optiplex 3040 sending `KEY_POWER`
randomly at runtime.
Adjust logic so that the `ACPI_BUTTON_NOTIFY_WAKE` even... | ```diff
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c
index 90b09840536d..0a7026040188 100644
--- a/drivers/acpi/button.c
+++ b/drivers/acpi/button.c
@@ -458,7 +458,7 @@ static void acpi_button_notify(acpi_handle handle, u32 event, void *data)
acpi_pm_wakeup_event(&device->dev);
button = acpi_driver_... |
bb5e07cb927724e0b47be371fa081141cfb14414 | Analyze and fix the following issue in the Linux kernel code: hfs/hfsplus: fix slab-out-of-bounds in hfs_bnode_read_key | Problem Details:
Syzbot reported an issue in hfs subsystem:
BUG: KASAN: slab-out-of-bounds in memcpy_from_page include/linux/highmem.h:423 [inline]
BUG: KASAN: slab-out-of-bounds in hfs_bnode_read fs/hfs/bnode.c:35 [inline]
BUG: KASAN: slab-out-of-bounds in hfs_bnode_read_key+0x314/0x450 fs/hfs/bnode.c:70
Write of siz... | ```diff
diff --git a/fs/hfs/bnode.c b/fs/hfs/bnode.c
index 6add6ebfef89..cb823a8a6ba9 100644
--- a/fs/hfs/bnode.c
+++ b/fs/hfs/bnode.c
@@ -67,6 +67,12 @@ void hfs_bnode_read_key(struct hfs_bnode *node, void *key, int off)
else
key_len = tree->max_key_len + 1;
+ if (key_len > sizeof(hfs_btree_key) || key_len < 1)... |
f2f29da9f0d4367f6ff35e0d9d021257bb53e273 | Analyze and fix the following issue in the Linux kernel code: x86/e820: Fix handling of subpage regions when calculating nosave ranges in e820__register_nosave_regions() | Problem Details:
While debugging kexec/hibernation hangs and crashes, it turned out that
the current implementation of e820__register_nosave_regions() suffers from
multiple serious issues:
- The end of last region is tracked by PFN, causing it to find holes
that aren't there if two consecutive subpage regions are ... | ```diff
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 57120f0749cc..9d8dd8deb2a7 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -753,22 +753,21 @@ void __init e820__memory_setup_extended(u64 phys_addr, u32 data_len)
void __init e820__register_nosave_regions(unsigned long limit... |
4808595a9922e89726ec5611d7749b63966b7fa8 | Analyze and fix the following issue in the Linux kernel code: tracing: Hide get_vm_area() from MMUless builds | Problem Details:
The function get_vm_area() is not defined for non-MMU builds and causes a
build error if it is used. Hide the map_pages() function around a:
#ifdef CONFIG_MMU
to keep it from being compiled when CONFIG_MMU is not set.
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mathieu Desnoyers <mathieu.desnoye... | ```diff
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index b581e388a9d9..8ddf6b17215c 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -9806,6 +9806,7 @@ static int instance_mkdir(const char *name)
return ret;
}
+#ifdef CONFIG_MMU
static u64 map_pages(unsigned long start, unsigned long ... |
77183db6b8dbd8c352816030b328dd55993dc330 | Analyze and fix the following issue in the Linux kernel code: mmc: renesas_sdhi: disable clocks if registering regulator failed | Problem Details:
Because the clocks were just enabled, bail out to the proper target if
there are problems with the regulator.
Fixes: fae80a99dc03 ("mmc: renesas_sdhi: Add support for RZ/G3E SoC")
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
Tested-b... | ```diff
diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c
index cea6af5daf99..8c83e203c516 100644
--- a/drivers/mmc/host/renesas_sdhi_core.c
+++ b/drivers/mmc/host/renesas_sdhi_core.c
@@ -1179,7 +1179,7 @@ int renesas_sdhi_probe(struct platform_device *pdev,
if (IS_ERR(rdev)) {... |
9078f01fec1275a1974a01a64a5a495d72898c60 | Analyze and fix the following issue in the Linux kernel code: mmc: renesas_sdhi: add regulator dependency | Problem Details:
The driver started using the regulator subsystem and fails to build without
a dependeny on CONFIG_REGULATOR:
ERROR: modpost: "rdev_get_drvdata" [drivers/mmc/host/renesas_sdhi_core.ko] undefined!
ERROR: modpost: "devm_regulator_register" [drivers/mmc/host/renesas_sdhi_core.ko] undefined!
The 'select R... | ```diff
diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index 6824131b69b1..264e11fa58ea 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -691,8 +691,8 @@ config MMC_TMIO_CORE
config MMC_SDHI
tristate "Renesas SDHI SD/SDIO controller support"
depends on SUPERH || ARCH_RENESA... |
649b50a82f09fa44c2f7a65618e4584072145ab7 | Analyze and fix the following issue in the Linux kernel code: mmc: renesas_sdhi: Fix error handling in renesas_sdhi_probe | Problem Details:
After moving tmio_mmc_host_probe down, error handling has to be
adjusted.
Fixes: 74f45de394d9 ("mmc: renesas_sdhi: register irqs before registering controller")
Reviewed-by: Ihar Salauyou <salauyou.ihar@gmail.com>
Signed-off-by: Ruslan Piasetskyi <ruslan.piasetskyi@gmail.com>
Reviewed-by: Geert Uytter... | ```diff
diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c
index fa6526be3638..cea6af5daf99 100644
--- a/drivers/mmc/host/renesas_sdhi_core.c
+++ b/drivers/mmc/host/renesas_sdhi_core.c
@@ -1243,26 +1243,26 @@ int renesas_sdhi_probe(struct platform_device *pdev,
num_irqs = platfor... |
be908d2360341f8bbc982fff5a5e4f8030c17f74 | Analyze and fix the following issue in the Linux kernel code: wifi: ath12k: Fix invalid memory access while forming 802.11 header | Problem Details:
While forming the 802.11 header from the rx descriptor, skb_push() is
performed for the 802.11 header length and then calls
ath12k_dp_rx_desc_get_dot11_hdr(). Since skb_push() moves the skb->data
pointer backwards by the 802.11 header length, the rx descriptor points to
a different memory area than int... | ```diff
diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.c b/drivers/net/wireless/ath/ath12k/dp_rx.c
index 48d907a400b3..cffff66c5ec4 100644
--- a/drivers/net/wireless/ath/ath12k/dp_rx.c
+++ b/drivers/net/wireless/ath/ath12k/dp_rx.c
@@ -228,12 +228,6 @@ static void ath12k_dp_rx_desc_get_crypto_header(struct ath12k_ba... |
6f8a27a584b23e9dedefd6cb110dd2587b84a6d4 | Analyze and fix the following issue in the Linux kernel code: wifi: ath12k: Fix memory corruption during MLO multicast tx | Problem Details:
The struct sk_buff's control buffer is shared by mac80211's struct
ieee80211_tx_info and ath12k's struct ath12k_skb_cb. When the driver wants
to transmit an skb, it caches all the mac80211-specific information from
struct ieee80211_tx_info, then performs a memset on the control buffer
before writing th... | ```diff
diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c
index 5a6630d6e9b9..2b6bdc3d2b11 100644
--- a/drivers/net/wireless/ath/ath12k/mac.c
+++ b/drivers/net/wireless/ath/ath12k/mac.c
@@ -7497,7 +7497,6 @@ static void ath12k_mac_op_tx(struct ieee80211_hw *hw,
info_fla... |
75ec94db880b1e4b4f9182885d60db0db6e2ee56 | Analyze and fix the following issue in the Linux kernel code: wifi: ath12k: Fix memory leak during vdev_id mismatch | Problem Details:
Currently driver enables vdev_id check as part of the bank configuration
in ath12k_dp_tx_get_vdev_bank_config(). This check ensures that the vdev_id
configured in the bank register aligns with the vdev_id in the packet's
address search table within the firmware. If there is a mismatch, the
firmware for... | ```diff
diff --git a/drivers/net/wireless/ath/ath12k/dp_tx.c b/drivers/net/wireless/ath/ath12k/dp_tx.c
index 29e2715024ce..b93669348f35 100644
--- a/drivers/net/wireless/ath/ath12k/dp_tx.c
+++ b/drivers/net/wireless/ath/ath12k/dp_tx.c
@@ -586,6 +586,7 @@ ath12k_dp_tx_process_htt_tx_complete(struct ath12k_base *ab,
ca... |
cb1790249361ba9396b06b1af2500147e6e42e5e | Analyze and fix the following issue in the Linux kernel code: wifi: ath12k: Fix incorrect rates sent to firmware | Problem Details:
Before firmware assert, if there is a station interface in the device
which is not associated with an AP, the basic rates are set to zero.
Following this, during firmware recovery, when basic rates are zero,
ath12k driver is sending invalid rate codes, which are negative values,
to firmware. This resul... | ```diff
diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c
index b19e30d95560..5a6630d6e9b9 100644
--- a/drivers/net/wireless/ath/ath12k/mac.c
+++ b/drivers/net/wireless/ath/ath12k/mac.c
@@ -3349,7 +3349,10 @@ static void ath12k_recalculate_mgmt_rate(struct ath12k *ar,
}
sb... |
acf5b947cff1b991ceb7fa53c66555242ff4c87b | Analyze and fix the following issue in the Linux kernel code: dt-bindings: vendor-prefixes: Add YuzukiHD name | Problem Details:
YuzukiHD provides Open Source Hardware designs, and also offers
ready-made builds of them: https://github.com/YuzukiHD
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://patch.msgid.link/20250307005712.16828-10-andre.przywara@arm.co... | ```diff
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
index 86f6a19b28ae..411fd65e0bde 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -1749,6 +1749,8 @@ pat... |
ec32344d2a3b841d096c12cffe8e620ad117a6a0 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: microchip: sparx5: Fix CPU node "enable-method" property dependencies | Problem Details:
The "spin-table" enable-method requires "cpu-release-addr" property,
so add a dummy entry. It is assumed the bootloader will fill in the
correct values.
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Daniel Machon <daniel.machon@microchip.com>
Tested-by: Daniel Machon <daniel.machon@m... | ```diff
diff --git a/arch/arm64/boot/dts/microchip/sparx5_pcb_common.dtsi b/arch/arm64/boot/dts/microchip/sparx5_pcb_common.dtsi
index 32bb76b3202a..83bf5c81b5f7 100644
--- a/arch/arm64/boot/dts/microchip/sparx5_pcb_common.dtsi
+++ b/arch/arm64/boot/dts/microchip/sparx5_pcb_common.dtsi
@@ -12,10 +12,12 @@
&cpu0 {
... |
8b37357a78d7fa13d88ea822b35b40137da1c85e | Analyze and fix the following issue in the Linux kernel code: x86/acpi: Don't limit CPUs to 1 for Xen PV guests due to disabled ACPI | Problem Details:
Xen disables ACPI for PV guests in DomU, which causes acpi_mps_check() to
return 1 when CONFIG_X86_MPPARSE is not set. As a result, the local APIC is
disabled and the guest is later limited to a single vCPU, despite being
configured with more.
This regression was introduced in version 6.9 in commit 7c... | ```diff
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index dae6a73be40e..9fa321a95eb3 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -23,6 +23,8 @@
#include <linux/serial_core.h>
#include <linux/pgtable.h>
+#include <xen/xen.h>
+
#include <asm/e820/api.h>
#... |
f35508b93a2fc127a8d185da2e5beade2f789977 | Analyze and fix the following issue in the Linux kernel code: irqchip/irq-bcm2712-mip: Set EOI/ACK flags in msi_parent_ops | Problem Details:
The recently introduced msi_parent_ops::chip_flags sets irq_eoi()/irq_ack()
conditionally, but MIP driver has not been updated. Populate chip_flags
with EOI | ACK flags.
Fixes: 32c6c054661a ("irqchip: Add Broadcom BCM2712 MSI-X interrupt controller")
Signed-off-by: Stanimir Varbanov <svarbanov@suse.de... | ```diff
diff --git a/drivers/irqchip/irq-bcm2712-mip.c b/drivers/irqchip/irq-bcm2712-mip.c
index 49a19db2d1e1..4cce24233f0f 100644
--- a/drivers/irqchip/irq-bcm2712-mip.c
+++ b/drivers/irqchip/irq-bcm2712-mip.c
@@ -163,6 +163,7 @@ static const struct irq_domain_ops mip_middle_domain_ops = {
static const struct msi_par... |
22bdf3d6581af6d06ed8a46c6835648421cca0ea | Analyze and fix the following issue in the Linux kernel code: anon_inode: explicitly block ->setattr() | Problem Details:
It is currently possible to change the mode and owner of the single
anonymous inode in the kernel:
int main(int argc, char *argv[])
{
int ret, sfd;
sigset_t mask;
struct signalfd_siginfo fdsi;
sigemptyset(&mask);
sigaddset(&mask, SIGINT);
sigaddset(&mas... | ```diff
diff --git a/fs/anon_inodes.c b/fs/anon_inodes.c
index 42e4b9c34f89..cb51a90bece0 100644
--- a/fs/anon_inodes.c
+++ b/fs/anon_inodes.c
@@ -57,8 +57,15 @@ int anon_inode_getattr(struct mnt_idmap *idmap, const struct path *path,
return 0;
}
+int anon_inode_setattr(struct mnt_idmap *idmap, struct dentry *dent... |
cfd86ef7e8e7b9e015707e46479a6b1de141eed0 | Analyze and fix the following issue in the Linux kernel code: anon_inode: use a proper mode internally | Problem Details:
This allows the VFS to not trip over anonymous inodes and we can add
asserts based on the mode into the vfs. When we report it to userspace
we can simply hide the mode to avoid regressions. I've audited all
direct callers of alloc_anon_inode() and only secretmen overrides i_mode
and i_op inode operatio... | ```diff
diff --git a/fs/anon_inodes.c b/fs/anon_inodes.c
index 583ac81669c2..42e4b9c34f89 100644
--- a/fs/anon_inodes.c
+++ b/fs/anon_inodes.c
@@ -24,9 +24,43 @@
#include <linux/uaccess.h>
+#include "internal.h"
+
static struct vfsmount *anon_inode_mnt __ro_after_init;
static struct inode *anon_inode_inode __ro_... |
56a49e19e1aea1374e9ba58cfd40260587bb7355 | Analyze and fix the following issue in the Linux kernel code: cpufreq/amd-pstate: Fix min_limit perf and freq updation for performance governor | Problem Details:
The min_limit perf and freq values can get disconnected with performance
governor, as we only modify the perf value in the special case. Fix that
by modifying the perf and freq values together
Fixes: 009d1c29a451 ("cpufreq/amd-pstate: Move perf values into a union")
Signed-off-by: Dhananjay Ugwekar <d... | ```diff
diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c
index 6789eed1bb5b..c54c031939c8 100644
--- a/drivers/cpufreq/amd-pstate.c
+++ b/drivers/cpufreq/amd-pstate.c
@@ -607,13 +607,16 @@ static void amd_pstate_update_min_max_limit(struct cpufreq_policy *policy)
union perf_cached perf = READ_... |
cf960726eb65e8d0bfecbcce6cf95f47b1ffa6cc | Analyze and fix the following issue in the Linux kernel code: io_uring/kbuf: reject zero sized provided buffers | Problem Details:
This isn't fixing a real issue, but there's also zero point in going
through group and buffer setup, when the buffers are going to be
rejected once attempted to get used.
Cc: stable@vger.kernel.org
Reported-by: syzbot+58928048fd1416f1457c@syzkaller.appspotmail.com
Signed-off-by: Jens Axboe <axboe@kern... | ```diff
diff --git a/io_uring/kbuf.c b/io_uring/kbuf.c
index 098109259671..953d5e742569 100644
--- a/io_uring/kbuf.c
+++ b/io_uring/kbuf.c
@@ -504,6 +504,8 @@ int io_provide_buffers_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe
p->nbufs = tmp;
p->addr = READ_ONCE(sqe->addr);
p->len = READ_ONCE(sqe->le... |
f350747a9935d6c1539684c37f30e45ce9a3319f | Analyze and fix the following issue in the Linux kernel code: drm/xe: Ensure XE_BO_FLAG_CPU_ADDR_MIRROR has a unique value | Problem Details:
When XE_BO_FLAG_PINNED_NORESTORE and XE_BO_FLAG_PINNED_LATE_RESTORE were
added, they were assigned BO flag values in the middle of the flag
range, requiring renumbering of the higher flags. In both cases,
XE_BO_FLAG_CPU_ADDR_MIRROR was overlooked during renumbering because it
was defined below XE_BO_F... | ```diff
diff --git a/drivers/gpu/drm/xe/xe_bo.h b/drivers/gpu/drm/xe/xe_bo.h
index f7e716f59948..0a19b50045b2 100644
--- a/drivers/gpu/drm/xe/xe_bo.h
+++ b/drivers/gpu/drm/xe/xe_bo.h
@@ -40,21 +40,22 @@
#define XE_BO_FLAG_NEEDS_2M BIT(16)
#define XE_BO_FLAG_GGTT_INVALIDATE BIT(17)
#define XE_BO_FLAG_PINNED_NORESTOR... |
a94fd938df2b1628da66b498aa0eeb89593bc7a2 | Analyze and fix the following issue in the Linux kernel code: virtiofs: add filesystem context source name check | Problem Details:
In certain scenarios, for example, during fuzz testing, the source
name may be NULL, which could lead to a kernel panic. Therefore, an
extra check for the source name should be added.
Fixes: a62a8ef9d97d ("virtio-fs: add virtiofs filesystem")
Cc: <stable@vger.kernel.org> # all LTS kernels
Signed-off-b... | ```diff
diff --git a/fs/fuse/virtio_fs.c b/fs/fuse/virtio_fs.c
index 2c7b24cb67ad..53c2626e90e7 100644
--- a/fs/fuse/virtio_fs.c
+++ b/fs/fuse/virtio_fs.c
@@ -1669,6 +1669,9 @@ static int virtio_fs_get_tree(struct fs_context *fsc)
unsigned int virtqueue_size;
int err = -EIO;
+ if (!fsc->source)
+ return invalf(f... |
cfa5f336bdbde49cf0102ab55007b34361988fd1 | Analyze and fix the following issue in the Linux kernel code: devpts: Fix type for uid and gid params | Problem Details:
Fix devpts to parse uid and gid params using the correct type so that they
get interpreted in the context of the user namespace.
Fixes: cc0876f817d6 ("vfs: Convert devpts to use the new mount API")
Reported-by: Debarshi Ray <dray@redhat.com>
Closes: https://github.com/containers/podman/issues/25751
Si... | ```diff
diff --git a/fs/devpts/inode.c b/fs/devpts/inode.c
index 42e4d6eeb29f..9c20d78e41f6 100644
--- a/fs/devpts/inode.c
+++ b/fs/devpts/inode.c
@@ -89,12 +89,12 @@ enum {
};
static const struct fs_parameter_spec devpts_param_specs[] = {
- fsparam_u32 ("gid", Opt_gid),
+ fsparam_gid ("gid", Opt_gid),
fsparam_... |
fda6e0034e9da64e1cec31f4539b6c7abd9ed8be | Analyze and fix the following issue in the Linux kernel code: pwm: stm32: Search an appropriate duty_cycle if period cannot be modified | Problem Details:
If another channel is already enabled period must not be modified. If
the requested period is smaller than this unchangable period the driver
is still supposed to search a duty_cycle according to the usual rounding
rules.
So don't set the duty_cycle to 0 but continue to determine an
appropriate value ... | ```diff
diff --git a/drivers/pwm/pwm-stm32.c b/drivers/pwm/pwm-stm32.c
index a59de4de18b6..ec2c05c9ee7a 100644
--- a/drivers/pwm/pwm-stm32.c
+++ b/drivers/pwm/pwm-stm32.c
@@ -103,22 +103,16 @@ static int stm32_pwm_round_waveform_tohw(struct pwm_chip *chip,
if (ret)
goto out;
- /*
- * calculate the best valu... |
00e53d0f4baedd72196b65f00698b2a5a537dc2b | Analyze and fix the following issue in the Linux kernel code: pwm: Let pwm_set_waveform() succeed even if lowlevel driver rounded up | Problem Details:
Waveform parameters are supposed to be rounded down to the next value
possible for the hardware. However when a requested value is too small,
.round_waveform_tohw() is supposed to pick the next bigger value and
return 1. Let pwm_set_waveform() behave in the same way.
This creates consistency between p... | ```diff
diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c
index a40c511e0096..0387bd838487 100644
--- a/drivers/pwm/core.c
+++ b/drivers/pwm/core.c
@@ -322,7 +322,7 @@ static int __pwm_set_waveform(struct pwm_device *pwm,
const struct pwm_ops *ops = chip->ops;
char wfhw[WFHWSIZE];
struct pwm_waveform wf_rounde... |
7cce65f3789e04c0f7668a66563e680d81d54493 | Analyze and fix the following issue in the Linux kernel code: drm/ast: Fix comment on modeset lock | Problem Details:
The ast driver protects the commit tail against concurrent reads
of the display modes by acquiring a lock. The comment is misleading
as the lock is not released in atomic_flush, but at the end of the
commit-tail helper. Rewrite the comment.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Fixes:... | ```diff
diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
index c6df32278bcf..6dd7d3b87ecb 100644
--- a/drivers/gpu/drm/ast/ast_mode.c
+++ b/drivers/gpu/drm/ast/ast_mode.c
@@ -939,9 +939,9 @@ static void ast_mode_config_helper_atomic_commit_tail(struct drm_atomic_state *s
/*
* Concurre... |
6c44e5354d4d16d9d891a419ca3f57abfe18ce7a | Analyze and fix the following issue in the Linux kernel code: RAS/AMD/ATL: Include row[13] bit in row retirement | Problem Details:
Based on feedback from hardware folks, row[13] is part of the variable
bits within a physical row (along with all column bits).
Only half the physical addresses affected by a row are calculated if
this bit is not included.
Add the row[13] bit to the row retirement flow.
Fixes: 3b566b30b414 ("RAS/AMD... | ```diff
diff --git a/drivers/ras/amd/atl/umc.c b/drivers/ras/amd/atl/umc.c
index dc8aa12f63c8..cb8ace3d4e42 100644
--- a/drivers/ras/amd/atl/umc.c
+++ b/drivers/ras/amd/atl/umc.c
@@ -320,7 +320,7 @@ static unsigned long convert_dram_to_norm_addr_mi300(unsigned long addr)
* See amd_atl::convert_dram_to_norm_addr_mi300... |
ced5e64f011cb5cd541988442997ceaa7385827e | Analyze and fix the following issue in the Linux kernel code: drm/i915/vrr: Add vrr.vsync_{start, end} in vrr_params_changed | Problem Details:
Add the missing vrr parameters in vrr_params_changed() helper.
This ensures that changes in vrr.vsync_{start,end} trigger a call to
appropriate helpers to update the VRR registers.
Fixes: e8cd188e91bb ("drm/i915/display: Compute vrr_vsync params")
Cc: Mitul Golani <mitulkumar.ajitkumar.golani@intel.co... | ```diff
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index dc7517da2ed5..16fd7c00ba01 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -969,7 +969,9 @@ static bool vrr_params_changed(const struct i... |
fb1bf1067de979c89ae33589e0466d6ce0dde204 | Analyze and fix the following issue in the Linux kernel code: rust: alloc: add missing invariant in Vec::set_len() | Problem Details:
When setting a new length, we have to justify that the set length
represents the exact number of elements stored in the vector.
Reviewed-by: Benno Lossin <benno.lossin@proton.me>
Reported-by: Alice Ryhl <aliceryhl@google.com>
Closes: https://lore.kernel.org/rust-for-linux/20250311-iov-iter-v1-4-f6c913... | ```diff
diff --git a/rust/kernel/alloc/kvec.rs b/rust/kernel/alloc/kvec.rs
index ae9d072741ce..b01dabfe35aa 100644
--- a/rust/kernel/alloc/kvec.rs
+++ b/rust/kernel/alloc/kvec.rs
@@ -193,6 +193,9 @@ where
#[inline]
pub unsafe fn set_len(&mut self, new_len: usize) {
debug_assert!(new_len <= self.capac... |
b3d9e96c96b0076a11aa1001d55b3dc189b8cd1c | Analyze and fix the following issue in the Linux kernel code: regulator: pf9453: Improve documentation for pf9453_regulator_set_ramp_delay_regmap | Problem Details:
The function pf9453_regulator_set_ramp_delay_regmap lacked detailed
parameter descriptions and return value explanations in its documentation.
This patch improves the documentation by adding specific details about
the parameters, their usage, and the return values, enhancing clarity for
developers.
Re... | ```diff
diff --git a/drivers/regulator/pf9453-regulator.c b/drivers/regulator/pf9453-regulator.c
index ed6bf0f6c4fe..b58c9c0a5022 100644
--- a/drivers/regulator/pf9453-regulator.c
+++ b/drivers/regulator/pf9453-regulator.c
@@ -412,6 +412,7 @@ static int find_closest_bigger(unsigned int target, const unsigned int *table... |
ce2eadc6f99263dd200e52f692dc7a22698c99f3 | Analyze and fix the following issue in the Linux kernel code: regulator: s5m8767: Convert to GPIO descriptors | Problem Details:
Update the driver to fetch buck_gpio and buck_ds as GPIO descriptors.
Then drop the usage of 'of_gpio.h' which should be deprecated.
Based on commit 84618d5e31cf ("regulator: max8997:
Convert to GPIO descriptors") as a reference to make the changes.
With the quirk fix for s5m8767 in of_gpio_try_fixup_... | ```diff
diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c
index d25cd81e3f36..fe2631378ccd 100644
--- a/drivers/regulator/s5m8767.c
+++ b/drivers/regulator/s5m8767.c
@@ -5,7 +5,7 @@
#include <linux/cleanup.h>
#include <linux/err.h>
-#include <linux/of_gpio.h>
+#include <linux/of.h>
#include <l... |
f81f69a0e3da141bdd73a16b8676f4e542533d87 | Analyze and fix the following issue in the Linux kernel code: media: uapi: v4l: Fix V4L2_TYPE_IS_OUTPUT condition | Problem Details:
V4L2_TYPE_IS_OUTPUT() returns true for V4L2_BUF_TYPE_VIDEO_OVERLAY
which definitely belongs to CAPTURE.
Signed-off-by: Nas Chung <nas.chung@chipsnmedia.com>
Signed-off-by: Sebastian Fricke <sebastian.fricke@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> | ```diff
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index ccd6ad53432e..af86ece741e9 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -172,7 +172,6 @@ enum v4l2_buf_type {
#define V4L2_TYPE_IS_OUTPUT(type) \
((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT ... |
8e172e38a623ce284baf2514f963b29e4d47c62e | Analyze and fix the following issue in the Linux kernel code: media: qcom: venus: Fix uninitialized variable warning | Problem Details:
Avoid uninitialized variable when both V4L2_TYPE_IS_OUTPUT() and
V4L2_TYPE_IS_CAPTURE() return false.
Signed-off-by: Nas Chung <nas.chung@chipsnmedia.com>
Signed-off-by: Sebastian Fricke <sebastian.fricke@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> | ```diff
diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c
index 9f82882b77bc..39d0556d7237 100644
--- a/drivers/media/platform/qcom/venus/vdec.c
+++ b/drivers/media/platform/qcom/venus/vdec.c
@@ -154,14 +154,14 @@ find_format_by_index(struct venus_inst *inst, unsigned int ... |
a62372b6c9284ed42c68a0d8b3148f2dde61b4e4 | Analyze and fix the following issue in the Linux kernel code: platform/x86: Avoid -Wflex-array-member-not-at-end warning | Problem Details:
-Wflex-array-member-not-at-end was introduced in GCC-14, and we are
getting ready to enable it, globally.
Move the conflicting declaration to the end of the structure. Notice
that `struct acpi_resource_irq` is a flexible structure --a structure
that contains a flexible-array member.
Fix the following... | ```diff
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index b52390fbd743..9144a51920f1 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -3327,8 +3327,10 @@ struct sony_pic_ioport {
};
struct sony_pic_irq {
- struct acpi_resource_irq i... |
fbe43810d563a293e3de301141d33caf1f5d5c5a | Analyze and fix the following issue in the Linux kernel code: drm/bridge: samsung-dsim: use dynamic lifetime management | Problem Details:
Allow this bridge to be removable without dangling pointers and
use-after-free, together with proper use of drm_bridge_get() and _put() by
consumers.
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Link: https://patchwork.freedesktop.org/patch/m... | ```diff
diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c
index 55ac6bd5da08..0014c497e3fe 100644
--- a/drivers/gpu/drm/bridge/samsung-dsim.c
+++ b/drivers/gpu/drm/bridge/samsung-dsim.c
@@ -1936,9 +1936,9 @@ int samsung_dsim_probe(struct platform_device *pdev)
struct samsung_d... |
cb14da141e660494217442f130a18c1dcc33355f | Analyze and fix the following issue in the Linux kernel code: drm/bridge: ti-sn65dsi83: use dynamic lifetime management | Problem Details:
Allow this bridge to be removable without dangling pointers and
use-after-free, together with proper use of drm_bridge_get() and _put() by
consumers.
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Link: https://patchwork.freedesktop.org/patch/m... | ```diff
diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi83.c b/drivers/gpu/drm/bridge/ti-sn65dsi83.c
index 53cc4cfb0c88..033c44326552 100644
--- a/drivers/gpu/drm/bridge/ti-sn65dsi83.c
+++ b/drivers/gpu/drm/bridge/ti-sn65dsi83.c
@@ -941,9 +941,9 @@ static int sn65dsi83_probe(struct i2c_client *client)
struct sn65dsi83 ... |
87af633689ce16ddb166c80f32b120e50b1295de | Analyze and fix the following issue in the Linux kernel code: x86/xen: fix balloon target initialization for PVH dom0 | Problem Details:
PVH dom0 re-uses logic from PV dom0, in which RAM ranges not assigned to
dom0 are re-used as scratch memory to map foreign and grant pages. Such
logic relies on reporting those unpopulated ranges as RAM to Linux, and
mark them as reserved. This way Linux creates the underlying page
structures require... | ```diff
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 43dcd8c7badc..1b7710bd0d05 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -70,6 +70,9 @@ EXPORT_SYMBOL(xen_start_flags);
*/
struct shared_info *HYPERVISOR_shared_info = &xen_dummy_shared_info;
+/* Number of page... |
a6eb9a4a69cc360b930dad9dc8513f8fd9b3577f | Analyze and fix the following issue in the Linux kernel code: ovl: remove unused forward declaration | Problem Details:
The ovl_get_verity_xattr() function was never added, only its declaration.
Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
Fixes: 184996e92e86 ("ovl: Validate verity xattr when resolving lowerdata")
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Reviewed-by: Alexander Larsson <alexl@redhat.co... | ```diff
diff --git a/fs/overlayfs/overlayfs.h b/fs/overlayfs/overlayfs.h
index 6f2f8f4cfbbc..aef942a758ce 100644
--- a/fs/overlayfs/overlayfs.h
+++ b/fs/overlayfs/overlayfs.h
@@ -541,8 +541,6 @@ int ovl_set_metacopy_xattr(struct ovl_fs *ofs, struct dentry *d,
bool ovl_is_metacopy_dentry(struct dentry *dentry);
char *... |
eb3a04a8516ee9b5174379306f94279fc90424c4 | Analyze and fix the following issue in the Linux kernel code: ovl: don't allow datadir only | Problem Details:
In theory overlayfs could support upper layer directly referring to a data
layer, but there's no current use case for this.
Originally, when data-only layers were introduced, this wasn't allowed,
only introduced by the "datadir+" feature, but without actually handling
this case, resulting in an Oops.
... | ```diff
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index b63474d1b064..e19940d649ca 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -1138,6 +1138,11 @@ static struct ovl_entry *ovl_get_lowerstack(struct super_block *sb,
return ERR_PTR(-EINVAL);
}
+ if (ctx->nr == ctx->nr_data) {
+ ... |
814d270b31d27b6ea4f722b8ae2db9802fe332ff | Analyze and fix the following issue in the Linux kernel code: drm/sysfb: vesadrm: Add gamma correction | Problem Details:
Add palette support and export GAMMA properties via sysfs. User-space
compositors can use this interface for programming gamma ramps or night
mode.
Vesadrm supports palette updates via VGA DAC registers or VESA palette
calls. Up to 256 palette entries are available. Userspace always supplies
gamma ram... | ```diff
diff --git a/drivers/gpu/drm/sysfb/vesadrm.c b/drivers/gpu/drm/sysfb/vesadrm.c
index 07f59880ce0f..9cc50e3072ea 100644
--- a/drivers/gpu/drm/sysfb/vesadrm.c
+++ b/drivers/gpu/drm/sysfb/vesadrm.c
@@ -25,6 +25,7 @@
#include <video/edid.h>
#include <video/pixel_format.h>
+#include <video/vga.h>
#include "dr... |
1a9c17399d2b66af73bf7a2b9cddb916caefe621 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: renesas: Remove undocumented compatible micron,mt25qu512a | Problem Details:
Remove undocumented compatible micron,mt25qu512a.
This fixes the dtbs warning: failed to match any schema with compatible:
['micron,mt25qu512a', 'jedec,spi-nor']
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.or... | ```diff
diff --git a/arch/arm64/boot/dts/renesas/rzg2l-smarc-som.dtsi b/arch/arm64/boot/dts/renesas/rzg2l-smarc-som.dtsi
index 21cf198b3c17..d511e152d7c6 100644
--- a/arch/arm64/boot/dts/renesas/rzg2l-smarc-som.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg2l-smarc-som.dtsi
@@ -327,7 +327,7 @@
status = "okay";
flash@... |
d5be7722d1736827a850556fd4d93e0fe2608c15 | Analyze and fix the following issue in the Linux kernel code: drm/vc4: tests: Retry pv-muxing tests when EDEADLK | Problem Details:
Some functions used by the HVS->PV muxing tests can return with EDEADLK,
meaning the entire sequence should be restarted. It's not a fatal error
and we should treat it as a recoverable error, and recover, instead of
failing the test like we currently do.
Fixes: 76ec18dc5afa ("drm/vc4: tests: Add unit ... | ```diff
diff --git a/drivers/gpu/drm/vc4/tests/vc4_test_pv_muxing.c b/drivers/gpu/drm/vc4/tests/vc4_test_pv_muxing.c
index 52c04ef33206..d1f694029169 100644
--- a/drivers/gpu/drm/vc4/tests/vc4_test_pv_muxing.c
+++ b/drivers/gpu/drm/vc4/tests/vc4_test_pv_muxing.c
@@ -687,16 +687,30 @@ static void drm_vc4_test_pv_muxing(... |
7e0351ae91ed2b6178abbfae96c3c6aaa1652567 | Analyze and fix the following issue in the Linux kernel code: drm/vc4: tests: Stop allocating the state in test init | Problem Details:
The vc4-pv-muxing-combinations and vc5-pv-muxing-combinations test
suites use a common test init function which, in part, allocates the
drm atomic state the test will use.
That allocation relies on drm_kunit_helper_atomic_state_alloc(), and
thus requires a struct drm_modeset_acquire_ctx. This context... | ```diff
diff --git a/drivers/gpu/drm/vc4/tests/vc4_test_pv_muxing.c b/drivers/gpu/drm/vc4/tests/vc4_test_pv_muxing.c
index 992e8f5c5c6e..52c04ef33206 100644
--- a/drivers/gpu/drm/vc4/tests/vc4_test_pv_muxing.c
+++ b/drivers/gpu/drm/vc4/tests/vc4_test_pv_muxing.c
@@ -20,7 +20,6 @@
struct pv_muxing_priv {
struct vc4... |
9e26a3740cc08ef8bcdc5e5d824792cd677affce | Analyze and fix the following issue in the Linux kernel code: drm/vc4: tests: Use return instead of assert | Problem Details:
The vc4_mock_atomic_add_output() and vc4_mock_atomic_del_output() assert
that the functions they are calling didn't fail. Since some of them can
return EDEADLK, we can't properly deal with it.
Since both functions are expected to return an int, and all caller check
the return value, let's just properl... | ```diff
diff --git a/drivers/gpu/drm/vc4/tests/vc4_mock_output.c b/drivers/gpu/drm/vc4/tests/vc4_mock_output.c
index e70d7c3076ac..f0ddc223c1f8 100644
--- a/drivers/gpu/drm/vc4/tests/vc4_mock_output.c
+++ b/drivers/gpu/drm/vc4/tests/vc4_mock_output.c
@@ -75,24 +75,30 @@ int vc4_mock_atomic_add_output(struct kunit *test... |
70fc03cd76311a06c8c84deb70b2e16837497774 | Analyze and fix the following issue in the Linux kernel code: Documentation: riscv: Fix typo MIMPLID -> MIMPID | Problem Details:
The macro that is really defined is RISCV_HWPROBE_KEY_MIMPID, not
RISCV_HWPROBE_KEY_MIMPLID (difference is the 'L').
Also, the riscv privileged specification names the register "mimpid", not
"mimplid".
Correct these typos.
Signed-off-by: Nam Cao <namcao@linutronix.de>
Reviewed-by: Conor Dooley <cono... | ```diff
diff --git a/Documentation/arch/riscv/hwprobe.rst b/Documentation/arch/riscv/hwprobe.rst
index 53607d962653..f60bf5991755 100644
--- a/Documentation/arch/riscv/hwprobe.rst
+++ b/Documentation/arch/riscv/hwprobe.rst
@@ -51,7 +51,7 @@ The following keys are defined:
* :c:macro:`RISCV_HWPROBE_KEY_MARCHID`: Contai... |
8578b2f7e1fb79d4b92b62fbbe913548bb363654 | Analyze and fix the following issue in the Linux kernel code: riscv: Use kvmalloc_array on relocation_hashtable | Problem Details:
The number of relocations may be a huge value that is unallocatable
by kmalloc. Use kvmalloc instead so that it does not fail.
Fixes: 8fd6c5142395 ("riscv: Add remaining module relocations")
Suggested-by: Clément Léger <cleger@rivosinc.com>
Reviewed-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Signed-... | ```diff
diff --git a/arch/riscv/kernel/module.c b/arch/riscv/kernel/module.c
index 47d0ebeec93c..0ae34d79b87b 100644
--- a/arch/riscv/kernel/module.c
+++ b/arch/riscv/kernel/module.c
@@ -648,7 +648,7 @@ process_accumulated_relocations(struct module *me,
kfree(bucket_iter);
}
- kfree(*relocation_hashtable);
+ kvf... |
bc1feb8174b7e46c1806a6f684d89a47508f3a53 | Analyze and fix the following issue in the Linux kernel code: drm/i915/xe2hpd: Identify the memory type for SKUs with GDDR + ECC | Problem Details:
Some SKUs of Xe2_HPD platforms (such as BMG) have GDDR memory type
with ECC enabled. We need to identify this scenario and add a new
case in xelpdp_get_dram_info() to handle it. In addition, the
derating value needs to be adjusted accordingly to compensate for
the limited bandwidth.
Bspec: 64602
Cc: M... | ```diff
diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c
index 048be2872247..98b898a1de8f 100644
--- a/drivers/gpu/drm/i915/display/intel_bw.c
+++ b/drivers/gpu/drm/i915/display/intel_bw.c
@@ -244,6 +244,7 @@ static int icl_get_qgv_points(struct drm_i915_private *dev_priv,
... |
2e43ae7dd71cd9bb0d1bce1d3306bf77523feb81 | Analyze and fix the following issue in the Linux kernel code: drm/i915/gvt: fix unterminated-string-initialization warning | Problem Details:
Initializing const char opregion_signature[16] = OPREGION_SIGNATURE
(which is "IntelGraphicsMem") drops the NUL termination of the
string. This is intentional, but the compiler doesn't know this.
Switch to initializing header->signature directly from the string
litaral, with sizeof destination rather ... | ```diff
diff --git a/drivers/gpu/drm/i915/gvt/opregion.c b/drivers/gpu/drm/i915/gvt/opregion.c
index 509f9ccae3a9..dbad4d853d3a 100644
--- a/drivers/gpu/drm/i915/gvt/opregion.c
+++ b/drivers/gpu/drm/i915/gvt/opregion.c
@@ -222,7 +222,6 @@ int intel_vgpu_init_opregion(struct intel_vgpu *vgpu)
u8 *buf;
struct opregio... |
9d3d9776bd3bd9c32d460dfe6c3363134de578bc | Analyze and fix the following issue in the Linux kernel code: drm/i915: Disable RPG during live selftest | Problem Details:
The Forcewake timeout issue has been observed on Gen 12.0 and above.
To address this, disable Render Power-Gating (RPG) during live self-tests
for these generations. The temporary workaround 'drm/i915/mtl: do not
enable render power-gating on MTL' disables RPG globally, which is
unnecessary since the i... | ```diff
diff --git a/drivers/gpu/drm/i915/gt/intel_rc6.c b/drivers/gpu/drm/i915/gt/intel_rc6.c
index 9378d5901c49..9ca42589da4d 100644
--- a/drivers/gpu/drm/i915/gt/intel_rc6.c
+++ b/drivers/gpu/drm/i915/gt/intel_rc6.c
@@ -117,21 +117,10 @@ static void gen11_rc6_enable(struct intel_rc6 *rc6)
GEN6_RC_CTL_RC6_ENABLE ... |
ed583d008edcb021c30ecad2e9d5c868d9ed5862 | Analyze and fix the following issue in the Linux kernel code: drm/i915: Fix scanline_offset for LNL+ and BMG+ | Problem Details:
Turns out LNL+ and BMG+ no longer have the weird extra scanline
offset for HDMI outputs. Fix intel_crtc_scanline_offset()
accordingly so that scanline evasion/etc. works correctly on
HDMI outputs on these new platforms.
Cc: stable@vger.kernel.org
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel... | ```diff
diff --git a/drivers/gpu/drm/i915/display/intel_vblank.c b/drivers/gpu/drm/i915/display/intel_vblank.c
index 4efd4f7d497a..7b240ce681a0 100644
--- a/drivers/gpu/drm/i915/display/intel_vblank.c
+++ b/drivers/gpu/drm/i915/display/intel_vblank.c
@@ -222,7 +222,9 @@ int intel_crtc_scanline_offset(const struct intel... |
4fc3f73c16dae0211f31a963eedfb921f8366f57 | Analyze and fix the following issue in the Linux kernel code: selftest/pidfd: add test for thread-group leader pidfd open for thread | Problem Details:
Verify that we report ENOENT when userspace tries to create a
thread-group leader pidfd for a thread pidfd that isn't a thread-group
leader.
Link: https://lore.kernel.org/r/20250403-work-pidfd-fixes-v1-4-a123b6ed6716@kernel.org
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Christian Brau... | ```diff
diff --git a/tools/testing/selftests/pidfd/pidfd_info_test.c b/tools/testing/selftests/pidfd/pidfd_info_test.c
index accfd6bdc539..a0eb6e81eaa2 100644
--- a/tools/testing/selftests/pidfd/pidfd_info_test.c
+++ b/tools/testing/selftests/pidfd/pidfd_info_test.c
@@ -299,6 +299,7 @@ TEST_F(pidfd_info, thread_group)
... |
8cf4b738f6d84fdd8d7ff1e8d0e2298ded3e4153 | Analyze and fix the following issue in the Linux kernel code: pidfd: improve uapi when task isn't found | Problem Details:
We currently report EINVAL whenever a struct pid has no tasked attached
anymore thereby conflating two concepts:
(1) The task has already been reaped.
(2) The caller requested a pidfd for a thread-group leader but the pid
actually references a struct pid that isn't used as a thread-group
leade... | ```diff
diff --git a/kernel/fork.c b/kernel/fork.c
index 182ec2e9087d..4a2080b968c8 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -2108,10 +2108,27 @@ static int __pidfd_prepare(struct pid *pid, unsigned int flags, struct file **re
*/
int pidfd_prepare(struct pid *pid, unsigned int flags, struct file **ret)
{
-... |
1b090949c9989a35c74aa2cd7fee6670b79019cd | Analyze and fix the following issue in the Linux kernel code: pidfd: remove unneeded NULL check from pidfd_prepare() | Problem Details:
None of the caller actually pass a NULL pid in there.
Link: https://lore.kernel.org/r/20250403-work-pidfd-fixes-v1-2-a123b6ed6716@kernel.org
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Christian Brauner <brauner@kernel.org> | ```diff
diff --git a/kernel/fork.c b/kernel/fork.c
index c4b26cd8998b..182ec2e9087d 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -2110,7 +2110,7 @@ int pidfd_prepare(struct pid *pid, unsigned int flags, struct file **ret)
{
bool thread = flags & PIDFD_THREAD;
- if (!pid || !pid_has_task(pid, thread ? PIDTYPE_... |
76d2d75ddc034e0ee7d14f9023cb6ebd6c59278d | Analyze and fix the following issue in the Linux kernel code: selftests/pidfd: adapt to recent changes | Problem Details:
Adapt to changes in commit 9133607de37a ("exit: fix the usage of
delay_group_leader->exit_code in do_notify_parent() and pidfs_exit()").
Even if the thread-group leader exited early and succesfully it's exit
status will only be reported once the whole thread-group has exited and
it will share the exit... | ```diff
diff --git a/tools/testing/selftests/pidfd/pidfd_info_test.c b/tools/testing/selftests/pidfd/pidfd_info_test.c
index 1758a1b0457b..accfd6bdc539 100644
--- a/tools/testing/selftests/pidfd/pidfd_info_test.c
+++ b/tools/testing/selftests/pidfd/pidfd_info_test.c
@@ -362,9 +362,9 @@ TEST_F(pidfd_info, thread_group)
... |
03ddd7725ed1b39cf9251e1a420559f25dac49b3 | Analyze and fix the following issue in the Linux kernel code: 9p: Add a migrate_folio method | Problem Details:
The migration code used to be able to migrate dirty 9p folios by writing
them back using writepage. When the writepage method was removed,
we neglected to add a migrate_folio method, which means that dirty 9p
folios have been unmovable ever since. This reduced our success at
defragmenting memory on m... | ```diff
diff --git a/fs/9p/vfs_addr.c b/fs/9p/vfs_addr.c
index 32619d146cbc..1286d96a29bc 100644
--- a/fs/9p/vfs_addr.c
+++ b/fs/9p/vfs_addr.c
@@ -164,4 +164,5 @@ const struct address_space_operations v9fs_addr_operations = {
.invalidate_folio = netfs_invalidate_folio,
.direct_IO = noop_direct_IO,
.writepages =... |
305825d09b15586d2e4311e0c12f10f2a0c18ac5 | Analyze and fix the following issue in the Linux kernel code: irqchip/sg2042-msi: Add missing chip flags | Problem Details:
The sg2042-msi driver uses the fallback callbacks set by
msi_lib_init_dev_msi_info(). commit 1c000dcaad2b ("irqchip/irq-msi-lib:
Optionally set default irq_eoi()/irq_ack()") changed the behavior of the
fallback mechanism by making it opt-in.
The sg2042-msi was not fixed up for this, which causes a NUL... | ```diff
diff --git a/drivers/irqchip/irq-sg2042-msi.c b/drivers/irqchip/irq-sg2042-msi.c
index ee682e87eb8b..375b55aa0acd 100644
--- a/drivers/irqchip/irq-sg2042-msi.c
+++ b/drivers/irqchip/irq-sg2042-msi.c
@@ -151,6 +151,7 @@ static const struct irq_domain_ops sg2042_msi_middle_domain_ops = {
static const struct msi_... |
75f8c87555e6ddeff2c49bd47460a71a940edc48 | Analyze and fix the following issue in the Linux kernel code: irqchip/davinci: Remove leftover header | Problem Details:
Commit fa8dede4d0a0 ("irqchip: remove davinci aintc driver") removed the
davinci aintc driver but left behind the associated header. Remove it
now.
Fixes: fa8dede4d0a0 ("irqchip: remove davinci aintc driver")
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Signed-off-by: Thomas Gle... | ```diff
diff --git a/include/linux/irqchip/irq-davinci-aintc.h b/include/linux/irqchip/irq-davinci-aintc.h
deleted file mode 100644
index ea4e087fac98..000000000000
--- a/include/linux/irqchip/irq-davinci-aintc.h
+++ /dev/null
@@ -1,27 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later */
-/*
- * Copyright (C) 2019 ... |
120305ab9017ee76ac0bed4b72b349faeb1deb1c | Analyze and fix the following issue in the Linux kernel code: ALSA: hda/tas2781: Remove unnecessary NULL check before release_firmware() | Problem Details:
release_firmware() checks for NULL pointers internally.
Remove unneeded NULL check for fmw here.
Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://patch.msgid.link/20250407061939.2771803-1-nichen@iscas.ac.cn
Signed-off-by: Takash... | ```diff
diff --git a/sound/pci/hda/tas2781_hda_spi.c b/sound/pci/hda/tas2781_hda_spi.c
index 399f2e4c3b62..25175ff4b3aa 100644
--- a/sound/pci/hda/tas2781_hda_spi.c
+++ b/sound/pci/hda/tas2781_hda_spi.c
@@ -1003,8 +1003,7 @@ static void tasdev_fw_ready(const struct firmware *fmw, void *context)
*/
out:
- if (fmw)... |
7fc027e894fae7c8661b52b1fde223004b2a8e0c | Analyze and fix the following issue in the Linux kernel code: arm64: dts: rockchip: Add pinmuxing for eMMC on QNAP TS433 | Problem Details:
Until now the emmc worked when booting because the bootrom set up the
pin config correctly to load the initial bootloader from it.
So when the kernel started it "just" reused this setup but never made
sure it was actually correct.
This then breaks when the system is started via some other means, like... | ```diff
diff --git a/arch/arm64/boot/dts/rockchip/rk3568-qnap-ts433.dts b/arch/arm64/boot/dts/rockchip/rk3568-qnap-ts433.dts
index 7bd32d230ad2..b80d628c426b 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-qnap-ts433.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-qnap-ts433.dts
@@ -619,6 +619,8 @@
bus-width = <8>;
... |
e0bd7ecf6b2dc71215af699dffbf14bf0bc3d978 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: rockchip: Remove overdrive-mode OPPs from RK3588J SoC dtsi | Problem Details:
The differences in the vendor-approved CPU and GPU OPPs for the standard
Rockchip RK3588 variant [1] and the industrial Rockchip RK3588J variant [2]
come from the latter, presumably, supporting an extended temperature range
that's usually associated with industrial applications, despite the two SoC
var... | ```diff
diff --git a/arch/arm64/boot/dts/rockchip/rk3588j.dtsi b/arch/arm64/boot/dts/rockchip/rk3588j.dtsi
index bce72bac4503..3045cb3bd68c 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588j.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588j.dtsi
@@ -11,20 +11,15 @@
compatible = "operating-points-v2";
opp-shared;
-... |
fdc7bd909a5f38793468e9cf9b6a9063d96c6234 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: rockchip: Allow Turing RK1 cooling fan to spin down | Problem Details:
The RK3588 thermal sensor driver only receives interrupts when a
higher-temperature threshold is crossed; it cannot notify when the
sensor cools back off. As a result, the driver must poll for temperature
changes to detect when the conditions for a thermal trip are no longer
met. However, it only does ... | ```diff
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-turing-rk1.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-turing-rk1.dtsi
index 711ac4f2c7cb..60ad272982ad 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-turing-rk1.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-turing-rk1.dtsi
@@ -214,6 +214,8 @@
};
&package_t... |
1c1fd374a2fe72b8a6dde62d3c3a9fd153e7581c | Analyze and fix the following issue in the Linux kernel code: mtd: spinand: Fix build with gcc < 7.5 | Problem Details:
__VA_OPT__ is a macro that is useful when some arguments can be present
or not to entirely skip some part of a definition. Unfortunately, it
is a too recent addition that some of the still supported old GCC
versions do not know about, and is anyway not part of C11 that is the
version used in the kernel... | ```diff
diff --git a/include/linux/mtd/spinand.h b/include/linux/mtd/spinand.h
index 1e748958dad4..311f145eb4e8 100644
--- a/include/linux/mtd/spinand.h
+++ b/include/linux/mtd/spinand.h
@@ -67,7 +67,7 @@
SPI_MEM_OP_ADDR(2, addr, 1), \
SPI_MEM_OP_DUMMY(ndummy, 1), \
SPI_MEM_OP_DATA_IN(len, buf, ... |
b79fe1829975556854665258cf4d2476784a89db | Analyze and fix the following issue in the Linux kernel code: mtd: rawnand: Add status chack in r852_ready() | Problem Details:
In r852_ready(), the dev get from r852_get_dev() need to be checked.
An unstable device should not be ready. A proper implementation can
be found in r852_read_byte(). Add a status check and return 0 when it is
unstable.
Fixes: 50a487e7719c ("mtd: rawnand: Pass a nand_chip object to chip->dev_ready()")... | ```diff
diff --git a/drivers/mtd/nand/raw/r852.c b/drivers/mtd/nand/raw/r852.c
index b07c2f8b4035..918974d088cf 100644
--- a/drivers/mtd/nand/raw/r852.c
+++ b/drivers/mtd/nand/raw/r852.c
@@ -387,6 +387,9 @@ static int r852_wait(struct nand_chip *chip)
static int r852_ready(struct nand_chip *chip)
{
struct r852_devi... |
d027951dc85cb2e15924c980dc22a6754d100c7c | Analyze and fix the following issue in the Linux kernel code: mtd: inftlcore: Add error check for inftl_read_oob() | Problem Details:
In INFTL_findwriteunit(), the return value of inftl_read_oob()
need to be checked. A proper implementation can be
found in INFTL_deleteblock(). The status will be set as
SECTOR_IGNORE to break from the while-loop correctly
if the inftl_read_oob() fails.
Fixes: 8593fbc68b0d ("[MTD] Rework the out of ba... | ```diff
diff --git a/drivers/mtd/inftlcore.c b/drivers/mtd/inftlcore.c
index 9739387cff8c..58c6e1743f5c 100644
--- a/drivers/mtd/inftlcore.c
+++ b/drivers/mtd/inftlcore.c
@@ -482,10 +482,11 @@ static inline u16 INFTL_findwriteunit(struct INFTLrecord *inftl, unsigned block)
silly = MAX_LOOPS;
while (thisEUN <= i... |
36c6468724aa98d33fea9a1d7e07ddda6302f5d4 | Analyze and fix the following issue in the Linux kernel code: mtd: nand: Drop explicit test for built-in CONFIG_SPI_QPIC_SNAND | Problem Details:
If CONFIG_SPI_QPIC_SNAND=m, but CONFIG_MTD_NAND_QCOM=n:
ERROR: modpost: "qcom_nandc_unalloc" [drivers/spi/spi-qpic-snand.ko] undefined!
...
Fix this by dropping the explicit test for a built-in
CONFIG_SPI_QPIC_SNAND completely. Kbuild handles multiple and mixed
obj-y/obj-m rules for the same... | ```diff
diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile
index db516a45f0c5..44913ff1bf12 100644
--- a/drivers/mtd/nand/Makefile
+++ b/drivers/mtd/nand/Makefile
@@ -3,11 +3,8 @@
nandcore-objs := core.o bbt.o
obj-$(CONFIG_MTD_NAND_CORE) += nandcore.o
obj-$(CONFIG_MTD_NAND_ECC_MEDIATEK) += ecc-mtk.o
... |
8323f3a69de6f6e96bf22f32dd8e2920766050c2 | Analyze and fix the following issue in the Linux kernel code: gpio: tegra186: fix resource handling in ACPI probe path | Problem Details:
When the Tegra186 GPIO controller is probed through ACPI matching,
the driver emits two error messages during probing:
"tegra186-gpio NVDA0508:00: invalid resource (null)"
"tegra186-gpio NVDA0508:00: invalid resource (null)"
Fix this by getting resource first and then do the ioremap.
Fixes: 2606e... | ```diff
diff --git a/drivers/gpio/gpio-tegra186.c b/drivers/gpio/gpio-tegra186.c
index 6895b65c86af..d27bfac6c9f5 100644
--- a/drivers/gpio/gpio-tegra186.c
+++ b/drivers/gpio/gpio-tegra186.c
@@ -823,6 +823,7 @@ static int tegra186_gpio_probe(struct platform_device *pdev)
struct gpio_irq_chip *irq;
struct tegra_gpio... |
5024aa7a7660a880046c8b56fefd21e21e729243 | Analyze and fix the following issue in the Linux kernel code: drm/format-helper: fix build | Problem Details:
Build fails with:
error: multiple unsequenced modifications to 'sbuf32'
[-Werror,-Wunsequenced]
264 | le32_to_cpup(sbuf32++),
| ^
265 | le32_to_cpup(sbuf32++),
| ... | ```diff
diff --git a/drivers/gpu/drm/drm_format_helper.c b/drivers/gpu/drm/drm_format_helper.c
index fc7347caf600..d36e6cacc575 100644
--- a/drivers/gpu/drm/drm_format_helper.c
+++ b/drivers/gpu/drm/drm_format_helper.c
@@ -261,10 +261,10 @@ static __always_inline void drm_fb_xfrm_line_32to8(void *dbuf, const void *sbuf... |
ed471e1984939a500eea179bc16e1c2aadf00db5 | Analyze and fix the following issue in the Linux kernel code: memblock tests: Fix mutex related build error | Problem Details:
Fix mutex and free_reserved_area() related build errors which have
been introduced by commit 74e2498ccf7b ("mm/memblock: Add reserved
memory release function").
Fixes: 74e2498ccf7b ("mm/memblock: Add reserved memory release function")
Reported-by: Wei Yang <richard.weiyang@gmail.com>
Closes: https://l... | ```diff
diff --git a/tools/testing/memblock/internal.h b/tools/testing/memblock/internal.h
index 1cf82acb2a3e..0ab4b53bb4f3 100644
--- a/tools/testing/memblock/internal.h
+++ b/tools/testing/memblock/internal.h
@@ -24,4 +24,10 @@ static inline void accept_memory(phys_addr_t start, unsigned long size)
{
}
+static in... |
eac8ea8736ccc09513152d970eb2a42ed78e87e8 | Analyze and fix the following issue in the Linux kernel code: mm/memblock: repeat setting reserved region nid if array is doubled | Problem Details:
Commit 61167ad5fecd ("mm: pass nid to reserve_bootmem_region()") introduce
a way to set nid to all reserved region.
But there is a corner case it will leave some region with invalid nid.
When memblock_set_node() doubles the array of memblock.reserved, it may
lead to a new reserved region before curren... | ```diff
diff --git a/mm/memblock.c b/mm/memblock.c
index 9639f04b4fdf..d3509414b8c3 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -2183,11 +2183,14 @@ static void __init memmap_init_reserved_pages(void)
struct memblock_region *region;
phys_addr_t start, end;
int nid;
+ unsigned long max_reserved;
/*
* ... |
06eaa824fd239edd1eab2754f29b2d03da313003 | Analyze and fix the following issue in the Linux kernel code: mm/memblock: pass size instead of end to memblock_set_node() | Problem Details:
The second parameter of memblock_set_node() is size instead of end.
Since it iterates from lower address to higher address, finally the node
id is correct. But during the process, some of them are wrong.
Pass size instead of end.
Fixes: 61167ad5fecd ("mm: pass nid to reserve_bootmem_region()")
Signe... | ```diff
diff --git a/mm/memblock.c b/mm/memblock.c
index 0a53db4d9f7b..9639f04b4fdf 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -2196,7 +2196,7 @@ static void __init memmap_init_reserved_pages(void)
if (memblock_is_nomap(region))
reserve_bootmem_region(start, end, nid);
- memblock_set_node(start, end, &... |
d51adf038ebe59b592005166209b70218b1da849 | Analyze and fix the following issue in the Linux kernel code: media: cec: tda9950: add back i2c dependency | Problem Details:
drivers/media/cec/i2c/tda9950.c: In function 'tda9950_write_range':
drivers/media/cec/i2c/tda9950.c:92:15: error: implicit declaration of function 'i2c_transfer' [-Wimplicit-function-declaration]
92 | ret = i2c_transfer(client->adapter, &msg, 1);
| ^~~~~~~~~~~~
drivers/me... | ```diff
diff --git a/drivers/media/cec/i2c/Kconfig b/drivers/media/cec/i2c/Kconfig
index b9d21643eef1..c31abc26f602 100644
--- a/drivers/media/cec/i2c/Kconfig
+++ b/drivers/media/cec/i2c/Kconfig
@@ -16,6 +16,7 @@ config CEC_CH7322
config CEC_NXP_TDA9950
tristate "NXP Semiconductors TDA9950/TDA998X HDMI CEC"
+ depe... |
118b34092e37da1d3c4808e8cd1dd0246ac3f97e | Analyze and fix the following issue in the Linux kernel code: media: i2c: lt6911uxe: add two selects to Kconfig | Problem Details:
In order to get the v4l2_subdev functions you need to select
MEDIA_CONTROLLER and VIDEO_V4L2_SUBDEV_API.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202503151002.HacBN2LO-lkp@intel.com/
Fixes: e49563c3be0... | ```diff
diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig
index b06365d02ef1..e45ba127069f 100644
--- a/drivers/media/i2c/Kconfig
+++ b/drivers/media/i2c/Kconfig
@@ -1152,6 +1152,8 @@ config VIDEO_LT6911UXE
depends on ACPI && VIDEO_DEV && I2C
select V4L2_FWNODE
select V4L2_CCI_I2C
+ select MEDIA_... |
0dce5b44bd38af20b0383ae4cabeead37b4b9a9a | Analyze and fix the following issue in the Linux kernel code: media: platform: synopsys: VIDEO_SYNOPSYS_HDMIRX should depend on ARCH_ROCKCHIP | Problem Details:
For now, the Synopsys HDMI HDMI RX Controller is only supported on
Rockchip RK3588 SoCs. Hence add a dependency on ARCH_ROCKCHIP, to
prevent asking the user about this driver when configuring a kernel
without Rockchip SoC support.
Fixes: 7b59b132ad4398f9 ("media: platform: synopsys: Add support for H... | ```diff
diff --git a/drivers/media/platform/synopsys/hdmirx/Kconfig b/drivers/media/platform/synopsys/hdmirx/Kconfig
index 27e6706f84a3..4321f985f632 100644
--- a/drivers/media/platform/synopsys/hdmirx/Kconfig
+++ b/drivers/media/platform/synopsys/hdmirx/Kconfig
@@ -2,6 +2,7 @@
config VIDEO_SYNOPSYS_HDMIRX
tristat... |
9df181c8de1b6b285556f80bfd02584f3457f32e | Analyze and fix the following issue in the Linux kernel code: media: i2c: lt6911uxe: Fix Kconfig dependencies: | Problem Details:
The new driver fails to build if I2C is disabled:
drivers/media/i2c/lt6911uxe.c:703:1: error: data definition has no type or storage class [-Werror]
703 | module_i2c_driver(lt6911uxe_i2c_driver);
or if I2C is on but V4L2_CCI_I2C is not:
ERROR: modpost: "cci_write" [drivers/media/i2c/lt6911uxe.ko] ... | ```diff
diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig
index e576b213084d..b06365d02ef1 100644
--- a/drivers/media/i2c/Kconfig
+++ b/drivers/media/i2c/Kconfig
@@ -1149,8 +1149,9 @@ config VIDEO_ISL7998X
config VIDEO_LT6911UXE
tristate "Lontium LT6911UXE decoder"
- depends on ACPI && VIDEO_DEV
+... |
549d8994447f2f628c6cedd139d53926bdfee881 | Analyze and fix the following issue in the Linux kernel code: media: vivid: fix FB dependency | Problem Details:
It's not enough to have a dependency on CONFIG_FB, as that can be in
a loadable module when vivid itself is builtin:
drivers/media/test-drivers/vivid/vivid-osd.o: in function `vivid_fb_init':
vivid-osd.c:(.text+0xdc0): undefined reference to `fb_alloc_cmap'
vivid-osd.c:(.text+0xe26): undefined referen... | ```diff
diff --git a/drivers/media/test-drivers/vivid/Kconfig b/drivers/media/test-drivers/vivid/Kconfig
index e95edc0f22bf..cc470070a7a5 100644
--- a/drivers/media/test-drivers/vivid/Kconfig
+++ b/drivers/media/test-drivers/vivid/Kconfig
@@ -32,7 +32,8 @@ config VIDEO_VIVID_CEC
config VIDEO_VIVID_OSD
bool "Enable... |
b365b9d404b7376c60c91cd079218bfef11b7822 | Analyze and fix the following issue in the Linux kernel code: smb311 client: fix missing tcon check when mounting with linux/posix extensions | Problem Details:
When mounting the same share twice, once with the "linux" mount parameter
(or equivalently "posix") and then once without (or e.g. with "nolinux"),
we were incorrectly reusing the same tree connection for both mounts.
This meant that the first mount of the share on the client, would
cause subsequent mo... | ```diff
diff --git a/fs/smb/client/connect.c b/fs/smb/client/connect.c
index f298e86a3c1f..4a0b2d220fe8 100644
--- a/fs/smb/client/connect.c
+++ b/fs/smb/client/connect.c
@@ -2556,6 +2556,8 @@ static int match_tcon(struct cifs_tcon *tcon, struct smb3_fs_context *ctx)
return 0;
if (tcon->nodelete != ctx->nodelete)
... |
6f8a394aa952257575910d57cf0a63627fa949a2 | Analyze and fix the following issue in the Linux kernel code: cifs: Ensure that all non-client-specific reparse points are processed by the server | Problem Details:
Fix regression in mounts to e.g. onedrive shares.
Generally, reparse points are processed by the SMB server during the
SMB OPEN request, but there are few reparse points which do not have
OPEN-like meaning for the SMB server and has to be processed by the SMB
client. Those are symlinks and special fil... | ```diff
diff --git a/fs/smb/client/inode.c b/fs/smb/client/inode.c
index a00a9d91d0da..9b56198f7230 100644
--- a/fs/smb/client/inode.c
+++ b/fs/smb/client/inode.c
@@ -1228,6 +1228,16 @@ static int reparse_info_to_fattr(struct cifs_open_info_data *data,
cifs_create_junction_fattr(fattr, sb);
goto out;
}
+ ... |
2908ffa53f8ed487ab4285635c79d4911cced93c | Analyze and fix the following issue in the Linux kernel code: firmware: exynos-acpm: check saved RX before bailing out on empty RX queue | Problem Details:
When we're polling for responses and get a response that corresponds to
another request, we save the RX data in order to drain the RX queue.
If the response for the current request is not found in the request's
iteration of the queue, or if the queue is empty, we must check whether
the RX data was sav... | ```diff
diff --git a/drivers/firmware/samsung/exynos-acpm.c b/drivers/firmware/samsung/exynos-acpm.c
index a85b2dbdd9f0..15e991b99f5a 100644
--- a/drivers/firmware/samsung/exynos-acpm.c
+++ b/drivers/firmware/samsung/exynos-acpm.c
@@ -184,6 +184,29 @@ struct acpm_match_data {
#define client_to_acpm_chan(c) container_o... |
ae28e34400aab0dc4876eac83766fa9731f9901c | Analyze and fix the following issue in the Linux kernel code: drm/xe: Allow scratch page under fault mode for certain platform | Problem Details:
Normally scratch page is not allowed when a vm is operate under page
fault mode, i.e., in the existing codes, DRM_XE_VM_CREATE_FLAG_SCRATCH_PAGE
and DRM_XE_VM_CREATE_FLAG_FAULT_MODE are mutual exclusive. The reason
is fault mode relies on recoverable page to work, while scratch page
can mute recoverabl... | ```diff
diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c
index cad5968bca53..0c69ef6b5ec5 100644
--- a/drivers/gpu/drm/xe/xe_vm.c
+++ b/drivers/gpu/drm/xe/xe_vm.c
@@ -2049,7 +2049,8 @@ int xe_vm_create_ioctl(struct drm_device *dev, void *data,
return -EINVAL;
if (XE_IOCTL_DBG(xe, args->flags ... |
5b658b7e89c3126906545226c1e73817763db08a | Analyze and fix the following issue in the Linux kernel code: drm/xe: Clear scratch page on vm_bind | Problem Details:
When a vm runs under fault mode, if scratch page is enabled, we need
to clear the scratch page mapping on vm_bind for the vm_bind address
range. Under fault mode, we depend on recoverable page fault to
establish mapping in page table. If scratch page is not cleared, GPU
access of address won't cause pa... | ```diff
diff --git a/drivers/gpu/drm/xe/xe_pt.c b/drivers/gpu/drm/xe/xe_pt.c
index 8966d5a188aa..b42cf5d1b20c 100644
--- a/drivers/gpu/drm/xe/xe_pt.c
+++ b/drivers/gpu/drm/xe/xe_pt.c
@@ -295,6 +295,8 @@ struct xe_pt_stage_bind_walk {
* granularity on VRAM.
*/
bool needs_64K;
+ /** @clear_pt: clear page table en... |
261ffd53cc8e91e6484a3170a1ddf59a16696667 | Analyze and fix the following issue in the Linux kernel code: Drivers: hv: Fix bad pointer dereference in hv_get_partition_id | Problem Details:
'output' is already a pointer to the output argument, it should be
passed directly to hv_do_hypercall() without the '&' operator.
Fixes: e96204e5e96e ("hyperv: Move hv_current_partition_id to arch-generic code")
Signed-off-by: Nuno Das Neves <nunodasneves@linux.microsoft.com>
Reviewed-by: Michael Kell... | ```diff
diff --git a/drivers/hv/hv_common.c b/drivers/hv/hv_common.c
index b3b11be11650..a7d7494feaca 100644
--- a/drivers/hv/hv_common.c
+++ b/drivers/hv/hv_common.c
@@ -307,7 +307,7 @@ void __init hv_get_partition_id(void)
local_irq_save(flags);
output = *this_cpu_ptr(hyperv_pcpu_input_arg);
- status = hv_do_hy... |
d486f2e07836fd8435c2ec0512b5d81cfc00781c | Analyze and fix the following issue in the Linux kernel code: staging: rtl8723bs: Rename variables | Problem Details:
Rename the variable `mediaStatus` to `media_status` and variable
`lpsVal` to `lps_val` to adhere to Linux kernel coding
standards by using snake_case instead of CamelCase.
Fixes checkpatch.pl warning:
CHECK: Avoid CamelCase: <mediaStatus>
CHECK: Avoid CamelCase: <lpsVal>
Signed-off-by: Erick Karanj... | ```diff
diff --git a/drivers/staging/rtl8723bs/core/rtw_btcoex.c b/drivers/staging/rtl8723bs/core/rtw_btcoex.c
index d54095f50113..f4b19ef7b341 100644
--- a/drivers/staging/rtl8723bs/core/rtw_btcoex.c
+++ b/drivers/staging/rtl8723bs/core/rtw_btcoex.c
@@ -8,14 +8,14 @@
#include <rtw_btcoex.h>
#include <hal_btcoex.h>
... |
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