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61ca3b891b4b9667334c1356a73f28954c92d43a
Analyze and fix the following issue in the Linux kernel code: block: handle pi_tuple_size in queue_limits_stack_integrity
Problem Details: queue_limits_stack_integrity needs to handle the new pi_tuple_size field, otherwise stacking PI-capable devices will always fail. Fixes: 76e45252a4ce ("block: introduce pi_tuple_size field in blk_integrity") Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Anuj Gupta <anuj20.g@samsung.com> R...
```diff diff --git a/block/blk-settings.c b/block/blk-settings.c index 07874e9b609f..491c0c48d52b 100644 --- a/block/blk-settings.c +++ b/block/blk-settings.c @@ -972,6 +972,8 @@ bool queue_limits_stack_integrity(struct queue_limits *t, goto incompatible; if (ti->csum_type != bi->csum_type) goto incompatible...
6865cb19082140a07da356f57d52168aec38340c
Analyze and fix the following issue in the Linux kernel code: docs: remove a duplicated word from kernel-parameters.txt
Problem Details: Fix kernel-doc warning in kernel-parameters.txt WARNING: Possible repeated word: 'is' Signed-off-by: Vivek Yadav <vivekyadav1207731111@gmail.com> Acked-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Jonathan Corbet <corbet@lwn.net> Link: https://lore.kernel.org/r/20250816082452.219009-1-vive...
```diff diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 747a55abf494..302145870f1c 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -7506,7 +7506,7 @@ Set a trigger on top of a s...
7459e87ae1d78ba27b728172fa2aa912a5b8640d
Analyze and fix the following issue in the Linux kernel code: ACPI: APEI: EINJ: fix potential NULL dereference in __einj_error_inject()
Problem Details: The __einj_error_inject() function allocates memory via kmalloc() without checking for allocation failure, which could lead to a NULL pointer dereference. Return -ENOMEM in case allocation fails. Fixes: b47610296d17 ("ACPI: APEI: EINJ: Enable EINJv2 error injections") Signed-off-by: Charles Han <hanc...
```diff diff --git a/drivers/acpi/apei/einj-core.c b/drivers/acpi/apei/einj-core.c index 99f1b841fba9..b489ae684a1b 100644 --- a/drivers/acpi/apei/einj-core.c +++ b/drivers/acpi/apei/einj-core.c @@ -540,6 +540,9 @@ static int __einj_error_inject(u32 type, u32 flags, u64 param1, u64 param2, struct set_error_type_with...
6c705851499172c0ce863e816946fb5a564ff69f
Analyze and fix the following issue in the Linux kernel code: ACPI: APEI: EINJ: Check if user asked for EINJV2 injection
Problem Details: On an EINJV2 capable system, users may still use the old injection interface but einj_get_parameter_address() takes the EINJV2 path to map the parameter structure. This results in the address the user supplied being stored to the wrong location and the BIOS injecting based on an uninitialized field (0x...
```diff diff --git a/drivers/acpi/apei/einj-core.c b/drivers/acpi/apei/einj-core.c index bf8dc92a373a..99f1b841fba9 100644 --- a/drivers/acpi/apei/einj-core.c +++ b/drivers/acpi/apei/einj-core.c @@ -315,7 +315,7 @@ static void __iomem *einj_get_parameter_address(void) memcpy_fromio(&v5param, p, v5param_size); a...
a01b704527c28a2fd43a17a85f8996b75ec8492a
Analyze and fix the following issue in the Linux kernel code: drm/xe: Fix vm_bind_ioctl double free bug
Problem Details: If the argument check during an array bind fails, the bind_ops are freed twice as seen below. Fix this by setting bind_ops to NULL after freeing. ================================================================== BUG: KASAN: double-free in xe_vm_bind_ioctl+0x1b2/0x21f0 [xe] Free of addr ffff88813bb9b8...
```diff diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c index d40d2d43c041..6fd28b205453 100644 --- a/drivers/gpu/drm/xe/xe_vm.c +++ b/drivers/gpu/drm/xe/xe_vm.c @@ -3442,6 +3442,7 @@ static int vm_bind_ioctl_check_args(struct xe_device *xe, struct xe_vm *vm, free_bind_ops: if (args->num_binds >...
fce343d8546e47053b47c30f23dd0ac4729b2f66
Analyze and fix the following issue in the Linux kernel code: Documentation/sphinx: Fix typo in automarkup.py
Problem Details: "whan" -> "when" Signed-off-by: Iris Shi <0.0@owo.li> Signed-off-by: Jonathan Corbet <corbet@lwn.net> Link: https://lore.kernel.org/r/8e5ddb7d-8faf-314f-b1b1-2d15d6900862@owo.li
```diff diff --git a/Documentation/sphinx/automarkup.py b/Documentation/sphinx/automarkup.py index 563033f764bb..1d9dada40a74 100644 --- a/Documentation/sphinx/automarkup.py +++ b/Documentation/sphinx/automarkup.py @@ -244,7 +244,7 @@ def add_and_resolve_xref(app, docname, domain, reftype, target, contnode=None): ...
236152dd9b1675a35eee912e79e6c57ca6b6732f
Analyze and fix the following issue in the Linux kernel code: pinctrl: single: fix bias pull up/down handling in pin_config_set
Problem Details: In the pin_config_set function, when handling PIN_CONFIG_BIAS_PULL_DOWN or PIN_CONFIG_BIAS_PULL_UP, the function calls pcs_pinconf_clear_bias() which writes the register. However, the subsequent operations continue using the stale 'data' value from before the register write, effectively causing the bia...
```diff diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c index 5cda6201b60f..8aedee2720bc 100644 --- a/drivers/pinctrl/pinctrl-single.c +++ b/drivers/pinctrl/pinctrl-single.c @@ -589,8 +589,10 @@ static int pcs_pinconf_set(struct pinctrl_dev *pctldev, /* 4 parameters */ case PIN_...
694a97ee25581630f70773d160fcc2364afe98c8
Analyze and fix the following issue in the Linux kernel code: pinctrl: spacemit: remove extra line in debug output
Problem Details: The debug output for spacemit_pinconf_dbg_show() prints an extra newline at the end. This is redundant as pinconf_pins_show() in pinconf.c already adds a newline in its for loop. Remove the newline to avoid the extra line in the output. Example current output: $ cat /sys/kernel/debug/pinctrl/d401e000...
```diff diff --git a/drivers/pinctrl/spacemit/pinctrl-k1.c b/drivers/pinctrl/spacemit/pinctrl-k1.c index 9996b1c4a07e..fb361f2acb54 100644 --- a/drivers/pinctrl/spacemit/pinctrl-k1.c +++ b/drivers/pinctrl/spacemit/pinctrl-k1.c @@ -707,7 +707,7 @@ static void spacemit_pinconf_dbg_show(struct pinctrl_dev *pctldev, ...
4876b391654142dcf31ac6da619ace357b6b902d
Analyze and fix the following issue in the Linux kernel code: drm/msm: skip re-emitting IBs for unusable VMs
Problem Details: When a VM is marked as an usuable we disallow new submissions from it, however submissions that where already scheduled on the ring would still be re-sent. Since this can lead to further hangs, avoid emitting the actual IBs. Fixes: 6a4d287a1ae6 ("drm/msm: Mark VM as unusable on GPU hangs") Signed-off...
```diff diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index 416d47185ef0..26c5ce897cbb 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -558,8 +558,15 @@ static void recover_worker(struct kthread_work *work) unsigned long flags; spin_lock_irqsave(&...
e9576e078220c50ace9e9087355423de23e25fa5
Analyze and fix the following issue in the Linux kernel code: x86/CPU/AMD: Ignore invalid reset reason value
Problem Details: The reset reason value may be "all bits set", e.g. 0xFFFFFFFF. This is a commonly used error response from hardware. This may occur due to a real hardware issue or when running in a VM. The user will see all reset reasons reported in this case. Check for an error response value and return early to av...
```diff diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index a5ece6ebe8a7..a6f88ca1a6b4 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -1326,8 +1326,8 @@ static const char * const s5_reset_reason_txt[] = { static __init int print_s5_reset_status_mmio(void) { - unsigned...
52ff2b840bc723f3be1f096f8017c78e0515858c
Analyze and fix the following issue in the Linux kernel code: staging: axis-fifo: fix maximum TX packet length check
Problem Details: Since commit 2ca34b508774 ("staging: axis-fifo: Correct handling of tx_fifo_depth for size validation"), write() operations with packets larger than 'tx_fifo_depth - 4' words are no longer rejected with -EINVAL. Fortunately, the packets are not actually getting transmitted to hardware, otherwise they ...
```diff diff --git a/drivers/staging/axis-fifo/axis-fifo.c b/drivers/staging/axis-fifo/axis-fifo.c index 57ed58065eba..8d5bbe81b499 100644 --- a/drivers/staging/axis-fifo/axis-fifo.c +++ b/drivers/staging/axis-fifo/axis-fifo.c @@ -322,11 +322,17 @@ static ssize_t axis_fifo_write(struct file *f, const char __user *buf, ...
447c6141e8ea68ef4e56c55144fd18f43e6c8dca
Analyze and fix the following issue in the Linux kernel code: iommufd: Fix spelling errors in iommufd.rst
Problem Details: This patch corrects two minor spelling issues found in Documentation/userspace-api/iommufd.rst: - "primarly" -> "primarily" - "sharable" -> "shareable" Found using codespell(1). Link: https://patch.msgid.link/r/20250815153840.188213-2-alessandro@0x65c.net Signed-off-by: Alessandro Ratti <alessandro@...
```diff diff --git a/Documentation/userspace-api/iommufd.rst b/Documentation/userspace-api/iommufd.rst index 03f7510384d2..f1c4d21e5c5e 100644 --- a/Documentation/userspace-api/iommufd.rst +++ b/Documentation/userspace-api/iommufd.rst @@ -43,7 +43,7 @@ Following IOMMUFD objects are exposed to userspace: - IOMMUFD_OB...
8fe8a092043f28d3c8e467cb2bbfe1e1ccf7f996
Analyze and fix the following issue in the Linux kernel code: iommufd: viommu: free memory allocated by kvcalloc() using kvfree()
Problem Details: Use kvfree() instead of kfree() to free pages allocated by kvcalloc() in iommufs_hw_queue_alloc_phys() to fix potential memory corruption. Ensure the memory is properly freed, as kvcalloc may internally use vmalloc or kmalloc depending on available memory in the system. Fixes: 2238ddc2b056 ("iommufd/v...
```diff diff --git a/drivers/iommu/iommufd/viommu.c b/drivers/iommu/iommufd/viommu.c index 2ca5809b238b..462b457ffd0c 100644 --- a/drivers/iommu/iommufd/viommu.c +++ b/drivers/iommu/iommufd/viommu.c @@ -339,7 +339,7 @@ iommufd_hw_queue_alloc_phys(struct iommu_hw_queue_alloc *cmd, } *base_pa = (page_to_pfn(pages[0...
bc3905a71f02511607d3ccf732360580209cac4c
Analyze and fix the following issue in the Linux kernel code: s390/bpf: Write back tail call counter for BPF_TRAMP_F_CALL_ORIG
Problem Details: The tailcall_bpf2bpf_hierarchy_fentry test hangs on s390. Its call graph is as follows: entry() subprog_tail() trampoline() fentry() the rest of subprog_tail() # via BPF_TRAMP_F_CALL_ORIG return to entry() The problem is that the rest of subprog_tail() increments ...
```diff diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c index ccb83ac3e6f3..b2b8eb62b82e 100644 --- a/arch/s390/net/bpf_jit_comp.c +++ b/arch/s390/net/bpf_jit_comp.c @@ -2839,6 +2839,9 @@ static int __arch_prepare_bpf_trampoline(struct bpf_tramp_image *im, /* stg %r2,retval_off(%r15) */ E...
c861a6b147137d10b5ff88a2c492ba376cd1b8b0
Analyze and fix the following issue in the Linux kernel code: s390/bpf: Write back tail call counter for BPF_PSEUDO_CALL
Problem Details: The tailcall_bpf2bpf_hierarchy_1 test hangs on s390. Its call graph is as follows: entry() subprog_tail() bpf_tail_call_static(0) -> entry + tail_call_start subprog_tail() bpf_tail_call_static(0) -> entry + tail_call_start entry() copies its tail call counter to the subprog_tail...
```diff diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c index bfac1ddf3447..ccb83ac3e6f3 100644 --- a/arch/s390/net/bpf_jit_comp.c +++ b/arch/s390/net/bpf_jit_comp.c @@ -1793,13 +1793,6 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, /* * Copy the tail cal...
eada40e057fc1842358d9daca3abe5cacb21e8a1
Analyze and fix the following issue in the Linux kernel code: s390/bpf: Do not write tail call counter into helper and kfunc frames
Problem Details: Only BPF functions make use of the tail call counter; helpers and kfuncs ignore and most likely also clobber it. Writing it into these functions' frames is pointless and misleading, so do not do it. Fixes: dd691e847d28 ("s390/bpf: Implement bpf_jit_supports_subprog_tailcalls()") Signed-off-by: Ilya Le...
```diff diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c index bb17efe29d65..bfac1ddf3447 100644 --- a/arch/s390/net/bpf_jit_comp.c +++ b/arch/s390/net/bpf_jit_comp.c @@ -1790,6 +1790,7 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, REG_SET_SEEN(BPF_REG_5); ...
75dbd4304afe574fcfc4118a5b78776a9f48fdc4
Analyze and fix the following issue in the Linux kernel code: tee: optee: ffa: fix a typo of "optee_ffa_api_is_compatible"
Problem Details: Fixes optee_ffa_api_is_compatbile() to optee_ffa_api_is_compatible() because compatbile is a typo of compatible. Fixes: 4615e5a34b95 ("optee: add FF-A support") Signed-off-by: Sungbae Yoo <sungbaey@nvidia.com> Reviewed-by: Sumit Garg <sumit.garg@oss.qualcomm.com> Signed-off-by: Jens Wiklander <jens.wi...
```diff diff --git a/drivers/tee/optee/ffa_abi.c b/drivers/tee/optee/ffa_abi.c index f9ef7d94cebd..a963eed70c1d 100644 --- a/drivers/tee/optee/ffa_abi.c +++ b/drivers/tee/optee/ffa_abi.c @@ -657,7 +657,7 @@ static int optee_ffa_do_call_with_arg(struct tee_context *ctx, * with a matching configuration. */ -static ...
8ea815399c3fcce1889bd951fec25b5b9a3979c1
Analyze and fix the following issue in the Linux kernel code: compiler: remove __ADDRESSABLE_ASM{_STR,}() again
Problem Details: __ADDRESSABLE_ASM_STR() is where the necessary stringification happens. As long as "sym" doesn't contain any odd characters, no quoting is required for its use with .quad / .long. In fact the quotation gets in the way with gas 2.25; it's only from 2.26 onwards that quoted symbols are half-way properly ...
```diff diff --git a/arch/x86/include/asm/xen/hypercall.h b/arch/x86/include/asm/xen/hypercall.h index 59a62c3780a2..a16d4631547c 100644 --- a/arch/x86/include/asm/xen/hypercall.h +++ b/arch/x86/include/asm/xen/hypercall.h @@ -94,12 +94,13 @@ DECLARE_STATIC_CALL(xen_hypercall, xen_hypercall_func); #ifdef MODULE #defi...
550bc517e59347b3b1af7d290eac4fb1411a3d4e
Analyze and fix the following issue in the Linux kernel code: regulator: bd718x7: Use kcalloc() instead of kzalloc()
Problem Details: Replace calls of 'devm_kzalloc(dev, count * sizeof([type]), flags)' with 'devm_kcalloc(dev, count, sizeof([type]), flags)' in setup_feedback_loop() for safer memory allocation with built-in overflow protection. Signed-off-by: Qianfeng Rong <rongqianfeng@vivo.com> Reviewed-by: Matti Vaittinen <mazziesa...
```diff diff --git a/drivers/regulator/bd718x7-regulator.c b/drivers/regulator/bd718x7-regulator.c index e803cc59d68a..022d98f3c32a 100644 --- a/drivers/regulator/bd718x7-regulator.c +++ b/drivers/regulator/bd718x7-regulator.c @@ -1598,7 +1598,7 @@ static int setup_feedback_loop(struct device *dev, struct device_node *...
4dee5c1cc439b0d5ef87f741518268ad6a95b23d
Analyze and fix the following issue in the Linux kernel code: ASoC: Intel: avs: Do not share the name pointer between components
Problem Details: By sharing 'name' directly, tearing down components may lead to use-after-free errors. Duplicate the name to avoid that. At the same time, update the order of operations - since commit cee28113db17 ("ASoC: dmaengine_pcm: Allow passing component name via config") the framework does not override compone...
```diff diff --git a/sound/soc/intel/avs/pcm.c b/sound/soc/intel/avs/pcm.c index 67ce6675eea7..e738deb2d314 100644 --- a/sound/soc/intel/avs/pcm.c +++ b/sound/soc/intel/avs/pcm.c @@ -1390,16 +1390,18 @@ int avs_soc_component_register(struct device *dev, const char *name, if (!acomp) return -ENOMEM; - ret = snd_s...
df36e5c197f31a105b8c8a70f13ebdf3a4c019d5
Analyze and fix the following issue in the Linux kernel code: ASoC: Intel: avs: Drop pcm.h dependency for probes
Problem Details: The 'probe' machine board is not a typical one, it serves debug purpose only and does not expect any kind of topology. The topology descriptor pointer (acomp->tplg) is the only reason an avs-driver component would utilize the pcm.c helpers and be described by a 'struct avs_soc_component' instance rathe...
```diff diff --git a/sound/soc/intel/avs/probes.c b/sound/soc/intel/avs/probes.c index 505ca4975e61..88c6d385c73c 100644 --- a/sound/soc/intel/avs/probes.c +++ b/sound/soc/intel/avs/probes.c @@ -285,7 +285,7 @@ static struct snd_soc_dai_driver probe_cpu_dais[] = { }, }; -static struct snd_soc_component_driver avs_p...
62dc545be11d956419a21724de3810930db20d43
Analyze and fix the following issue in the Linux kernel code: ASoC: Intel: avs: Separate debug symbols
Problem Details: Make it clear what is part of debug functionality and what is not by separating debug symbols away from the common header file. Apart from changing avs_probe_platform_register() to return -ENOTSUPP when CONFIG_DEBUG_FS is disabled, status quo is achieved. Reviewed-by: Amadeusz Sławiński <amadeuszx.sl...
```diff diff --git a/sound/soc/intel/avs/apl.c b/sound/soc/intel/avs/apl.c index 3dccf0a57a3a..b922eeaba843 100644 --- a/sound/soc/intel/avs/apl.c +++ b/sound/soc/intel/avs/apl.c @@ -10,6 +10,7 @@ #include <linux/slab.h> #include <sound/hdaudio_ext.h> #include "avs.h" +#include "debug.h" #include "messages.h" #inc...
447be50598c05499f7ccc2b1f6ddb3da30f8099a
Analyze and fix the following issue in the Linux kernel code: regulator: pca9450: Use devm_register_sys_off_handler
Problem Details: With module test, there is error dump: ------------[ cut here ]------------ notifier callback pca9450_i2c_restart_handler already registered WARNING: kernel/notifier.c:23 at notifier_chain_register+0x5c/0x88, CPU#0: kworker/u16:3/50 Call trace: notifier_chain_register+0x5c/0x88 (P) atomic_n...
```diff diff --git a/drivers/regulator/pca9450-regulator.c b/drivers/regulator/pca9450-regulator.c index feadb21a8f30..4be270f4d6c3 100644 --- a/drivers/regulator/pca9450-regulator.c +++ b/drivers/regulator/pca9450-regulator.c @@ -40,7 +40,6 @@ struct pca9450 { struct device *dev; struct regmap *regmap; struct gp...
0227af355b50c526bf83ca52d67aef5d102e9b07
Analyze and fix the following issue in the Linux kernel code: selftests: ublk: Use ARRAY_SIZE() macro to improve code
Problem Details: Use ARRAY_SIZE() macro while calculating size of an array to improve code readability and reduce potential sizing errors. Implement this suggestion given by spatch tool by running coccinelle script - scripts/coccinelle/misc/array_size.cocci Follow ARRAY_SIZE() macro usage pattern in ublk.c introduced b...
```diff diff --git a/tools/testing/selftests/ublk/kublk.c b/tools/testing/selftests/ublk/kublk.c index 95188065b2e9..6512dfbdbce3 100644 --- a/tools/testing/selftests/ublk/kublk.c +++ b/tools/testing/selftests/ublk/kublk.c @@ -1400,7 +1400,7 @@ static int cmd_dev_get_features(void) if (!((1ULL << i) & features))...
e8bd877fb76bb9f35253e8f41ce0c772269934dd
Analyze and fix the following issue in the Linux kernel code: ovl: fix possible double unlink
Problem Details: commit 9d23967b18c6 ("ovl: simplify an error path in ovl_copy_up_workdir()") introduced the helper ovl_cleanup_unlocked(), which is later used in several following patches to re-acquire the parent inode lock and unlink a dentry that was earlier found using lookup. This helper was eventually renamed to ...
```diff diff --git a/fs/overlayfs/util.c b/fs/overlayfs/util.c index a33115e7384c..41033bac96cb 100644 --- a/fs/overlayfs/util.c +++ b/fs/overlayfs/util.c @@ -1552,7 +1552,8 @@ void ovl_copyattr(struct inode *inode) int ovl_parent_lock(struct dentry *parent, struct dentry *child) { inode_lock_nested(parent->d_inode...
5f1c8965e748c150d580a2ea8fbee1bd80d07a24
Analyze and fix the following issue in the Linux kernel code: ovl: use I_MUTEX_PARENT when locking parent in ovl_create_temp()
Problem Details: ovl_create_temp() treats "workdir" as a parent in which it creates an object so it should use I_MUTEX_PARENT. Prior to the commit identified below the lock was taken by the caller which sometimes used I_MUTEX_PARENT and sometimes used I_MUTEX_NORMAL. The use of I_MUTEX_NORMAL was incorrect but unfortu...
```diff diff --git a/fs/overlayfs/dir.c b/fs/overlayfs/dir.c index 70b8687dc45e..dbd63a74df4b 100644 --- a/fs/overlayfs/dir.c +++ b/fs/overlayfs/dir.c @@ -225,7 +225,7 @@ struct dentry *ovl_create_temp(struct ovl_fs *ofs, struct dentry *workdir, struct ovl_cattr *attr) { struct dentry *ret; - inode_lock(w...
89f0addeee3cb2dc49837599330ed9c4612f05b0
Analyze and fix the following issue in the Linux kernel code: ALSA: usb-audio: Fix size validation in convert_chmap_v3()
Problem Details: The "p" pointer is void so sizeof(*p) is 1. The intent was to check sizeof(*cs_desc), which is 3, instead. Fixes: ecfd41166b72 ("ALSA: usb-audio: Validate UAC3 cluster segment descriptors") Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org> Link: https://patch.msgid.link/aKL5kftC1qGt6lpv@stanley...
```diff diff --git a/sound/usb/stream.c b/sound/usb/stream.c index acf3dc2d79e0..5c235a5ba7e1 100644 --- a/sound/usb/stream.c +++ b/sound/usb/stream.c @@ -349,7 +349,7 @@ snd_pcm_chmap_elem *convert_chmap_v3(struct uac3_cluster_header_descriptor u16 cs_len; u8 cs_type; - if (len < sizeof(*p)) + if (len < size...
d8df126349dad855cdfedd6bbf315bad2e901c2f
Analyze and fix the following issue in the Linux kernel code: x86/cpu/hygon: Add missing resctrl_cpu_detect() in bsp_init helper
Problem Details: Since 923f3a2b48bd ("x86/resctrl: Query LLC monitoring properties once during boot") resctrl_cpu_detect() has been moved from common CPU initialization code to the vendor-specific BSP init helper, while Hygon didn't put that call in their code. This triggers a division by zero fault during early b...
```diff diff --git a/arch/x86/kernel/cpu/hygon.c b/arch/x86/kernel/cpu/hygon.c index 2154f12766fb..1fda6c3a2b65 100644 --- a/arch/x86/kernel/cpu/hygon.c +++ b/arch/x86/kernel/cpu/hygon.c @@ -16,6 +16,7 @@ #include <asm/spec-ctrl.h> #include <asm/delay.h> #include <asm/msr.h> +#include <asm/resctrl.h> #include "cp...
99d7ab8db9d8230b243f5ed20ba0229e54cc0dfa
Analyze and fix the following issue in the Linux kernel code: memstick: Fix deadlock by moving removing flag earlier
Problem Details: The existing memstick core patch: commit 62c59a8786e6 ("memstick: Skip allocating card when removing host") sets host->removing in memstick_remove_host(),but still exists a critical time window where memstick_check can run after host->eject is set but before removing is set. In the rtsx_usb_ms driver,...
```diff diff --git a/drivers/memstick/core/memstick.c b/drivers/memstick/core/memstick.c index 7f3f47db4c98..e4275f8ee5db 100644 --- a/drivers/memstick/core/memstick.c +++ b/drivers/memstick/core/memstick.c @@ -555,7 +555,6 @@ EXPORT_SYMBOL(memstick_add_host); */ void memstick_remove_host(struct memstick_host *host)...
340be332e420ed37d15d4169a1b4174e912ad6cb
Analyze and fix the following issue in the Linux kernel code: mmc: sdhci-pci-gli: GL9763e: Mask the replay timer timeout of AER
Problem Details: Due to a flaw in the hardware design, the GL9763e replay timer frequently times out when ASPM is enabled. As a result, the warning messages will often appear in the system log when the system accesses the GL9763e PCI config. Therefore, the replay timer timeout must be masked. Signed-off-by: Victor Shi...
```diff diff --git a/drivers/mmc/host/sdhci-pci-gli.c b/drivers/mmc/host/sdhci-pci-gli.c index 436f0460222f..3a1de477e9af 100644 --- a/drivers/mmc/host/sdhci-pci-gli.c +++ b/drivers/mmc/host/sdhci-pci-gli.c @@ -1782,6 +1782,9 @@ static void gl9763e_hw_setting(struct sdhci_pci_slot *slot) value |= FIELD_PREP(GLI_9763E...
293ed0f5f34e1e9df888456af4b0a021f57b5f54
Analyze and fix the following issue in the Linux kernel code: mmc: sdhci-pci-gli: GL9763e: Rename the gli_set_gl9763e() for consistency
Problem Details: In preparation to fix replay timer timeout, rename the gli_set_gl9763e() to gl9763e_hw_setting() for consistency. Signed-off-by: Victor Shih <victor.shih@genesyslogic.com.tw> Fixes: 1ae1d2d6e555 ("mmc: sdhci-pci-gli: Add Genesys Logic GL9763E support") Cc: stable@vger.kernel.org Acked-by: Adrian Hunte...
```diff diff --git a/drivers/mmc/host/sdhci-pci-gli.c b/drivers/mmc/host/sdhci-pci-gli.c index f678c91f8d3e..436f0460222f 100644 --- a/drivers/mmc/host/sdhci-pci-gli.c +++ b/drivers/mmc/host/sdhci-pci-gli.c @@ -1753,7 +1753,7 @@ cleanup: return ret; } -static void gli_set_gl9763e(struct sdhci_pci_slot *slot) +stat...
dec8b38be4b35cae5f7fa086daf2631e2cfa09c1
Analyze and fix the following issue in the Linux kernel code: mmc: sdhci-pci-gli: Add a new function to simplify the code
Problem Details: In preparation to fix replay timer timeout, add sdhci_gli_mask_replay_timer_timeout() function to simplify some of the code, allowing it to be re-used. Signed-off-by: Victor Shih <victor.shih@genesyslogic.com.tw> Fixes: 1ae1d2d6e555 ("mmc: sdhci-pci-gli: Add Genesys Logic GL9763E support") Cc: stable@...
```diff diff --git a/drivers/mmc/host/sdhci-pci-gli.c b/drivers/mmc/host/sdhci-pci-gli.c index 4c2ae71770f7..f678c91f8d3e 100644 --- a/drivers/mmc/host/sdhci-pci-gli.c +++ b/drivers/mmc/host/sdhci-pci-gli.c @@ -287,6 +287,20 @@ #define GLI_MAX_TUNING_LOOP 40 /* Genesys Logic chipset */ +static void sdhci_gli_mask_r...
0caebd1658bbb3796bec4e3449876742d29701ab
Analyze and fix the following issue in the Linux kernel code: dt-bindings: mmc: fsl,esdhc: Add explicit reference to mmc-controller-common
Problem Details: Even though it is referenced by mmc/mmc-controller.yaml it still raises the warning: esdhc@1560000 (fsl,ls1021a-esdhc): Unevaluated properties are not allowed ('bus-width' was unexpected) Adding an explicit reference fixes this. Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com> Acked...
```diff diff --git a/Documentation/devicetree/bindings/mmc/fsl,esdhc.yaml b/Documentation/devicetree/bindings/mmc/fsl,esdhc.yaml index 62087cf920df..f45e592901e2 100644 --- a/Documentation/devicetree/bindings/mmc/fsl,esdhc.yaml +++ b/Documentation/devicetree/bindings/mmc/fsl,esdhc.yaml @@ -90,6 +90,7 @@ required: al...
d76ae3c79ca9044191f2e2a8c85326869a72fa39
Analyze and fix the following issue in the Linux kernel code: mmc: Kconfig: Fix spelling mistake "referrered" -> "referred"
Problem Details: There are two spelling mistakes in the config. Fix them. Signed-off-by: Colin Ian King <colin.i.king@gmail.com> Link: https://lore.kernel.org/r/20250724112817.142784-1-colin.i.king@gmail.com Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
```diff diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig index 7232de1c0688..4afa0130779d 100644 --- a/drivers/mmc/host/Kconfig +++ b/drivers/mmc/host/Kconfig @@ -359,7 +359,7 @@ config MMC_SDHCI_S3C depends on PLAT_SAMSUNG || ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST help This selects the Sec...
5f755ba95ae10fd4fa28d64345056ffc18d12c5a
Analyze and fix the following issue in the Linux kernel code: mmc: sdhci: Disable SD card clock before changing parameters
Problem Details: Per the SD Host Controller Simplified Specification v4.20 §3.2.3, change the SD card clock parameters only after first disabling the external card clock. Doing this fixes a spurious clock pulse on Baytrail and Apollo Lake SD controllers which otherwise breaks voltage switching with a specific Swissbit ...
```diff diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c index 826958992dfe..47a0a738862b 100644 --- a/drivers/mmc/host/sdhci-pci-core.c +++ b/drivers/mmc/host/sdhci-pci-core.c @@ -679,8 +679,19 @@ static int intel_start_signal_voltage_switch(struct mmc_host *mmc, return 0; } +sta...
c0ed3c2edc7692c6b8af7578b41012694dc8c671
Analyze and fix the following issue in the Linux kernel code: ALSA: hda/tas2781: Add name prefix tas2781 for tas2781's dvc_tlv and amp_vol_tlv
Problem Details: With some new devices adding into the driver, dvc_tlv and amp_vol_tlv will cause confusion for customers on which devices they support. Fixes: 5be27f1e3ec9 ("ALSA: hda/tas2781: Add tas2781 HDA driver") Signed-off-by: Shenghao Ding <shenghao-ding@ti.com> Link: https://patch.msgid.link/20250816042741.1...
```diff diff --git a/include/sound/tas2781-tlv.h b/include/sound/tas2781-tlv.h index ef9b9f19d212..273224df9282 100644 --- a/include/sound/tas2781-tlv.h +++ b/include/sound/tas2781-tlv.h @@ -2,7 +2,7 @@ // // ALSA SoC Texas Instruments TAS2781 Audio Smart Amplifier // -// Copyright (C) 2022 - 2024 Texas Instruments ...
bd7c2312128e31d056d30d34d60503de056e15f0
Analyze and fix the following issue in the Linux kernel code: pinctrl: meson: Fix typo in device table macro
Problem Details: The typo when using the MODULE_DEVICE_TABLE macro was not noticeable because the macro was defined only if the module was built as a separate module. Cc: Xianwei Zhao <xianwei.zhao@amlogic.com> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: Neil Armstrong <neil.armstrong@linaro.org> Cc: Kevin Hilman...
```diff diff --git a/drivers/pinctrl/meson/pinctrl-amlogic-a4.c b/drivers/pinctrl/meson/pinctrl-amlogic-a4.c index e34e984c2b38..6132710aff68 100644 --- a/drivers/pinctrl/meson/pinctrl-amlogic-a4.c +++ b/drivers/pinctrl/meson/pinctrl-amlogic-a4.c @@ -1093,7 +1093,7 @@ static const struct of_device_id aml_pctl_of_match[...
7d5c3cac1f395324673e9ec32b65e4f6ff23fcb9
Analyze and fix the following issue in the Linux kernel code: leds: flash: leds-qcom-flash: Add a separate register map for PMI8998
Problem Details: The 3-channel flash module in PMI8998 has several registers different than the others, such as: torch_clamp. Add different register fields for it. Signed-off-by: Fenglin Wu <fenglin.wu@oss.qualcomm.com> Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com> Link: https://lore.kernel.org/r/2025072...
```diff diff --git a/drivers/leds/flash/leds-qcom-flash.c b/drivers/leds/flash/leds-qcom-flash.c index db7c2c743adc..b03a6833e3e3 100644 --- a/drivers/leds/flash/leds-qcom-flash.c +++ b/drivers/leds/flash/leds-qcom-flash.c @@ -118,6 +118,22 @@ enum { REG_MAX_COUNT, }; +static const struct reg_field mvflash_3ch_pmi...
5974e8f6c3e47ab097c3dd8ece7324d1f88fe739
Analyze and fix the following issue in the Linux kernel code: leds: flash: leds-qcom-flash: Update torch current clamp setting
Problem Details: There is a register to clamp the flash current per LED channel when safety timer is disabled. It needs to be updated according to the maximum torch LED current setting to ensure the torch current won't be clamped unexpectedly. Fixes: 96a2e242a5dc ("leds: flash: Add driver to support flash LED module i...
```diff diff --git a/drivers/leds/flash/leds-qcom-flash.c b/drivers/leds/flash/leds-qcom-flash.c index 89cf5120f5d5..db7c2c743adc 100644 --- a/drivers/leds/flash/leds-qcom-flash.c +++ b/drivers/leds/flash/leds-qcom-flash.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (c) 2022, 2024 Qualco...
6e3779e3c6f9dcc9267bf98bef70773a0b13dcbb
Analyze and fix the following issue in the Linux kernel code: leds: max77705: Function return instead of variable assignment
Problem Details: Coverity noticed that assigning value -EINVAL to 'ret' in the if statement is useless because 'ret' is overwritten a few lines later. However, after inspect the code, this warning reveals that we need to return -EINVAL instead of the variable assignment. So, fix it. Coverity-id: 1646104 Fixes: aebb5fc...
```diff diff --git a/drivers/leds/leds-max77705.c b/drivers/leds/leds-max77705.c index 933cb4f19be9..b7403b3fcf5e 100644 --- a/drivers/leds/leds-max77705.c +++ b/drivers/leds/leds-max77705.c @@ -180,7 +180,7 @@ static int max77705_add_led(struct device *dev, struct regmap *regmap, struct fw ret = fwnode_property_r...
f4fc2d87aa167e3da5333c3db6cf702db1f98c05
Analyze and fix the following issue in the Linux kernel code: leds: Kconfig: Fix spelling mistake "limitiation" -> "limitation"
Problem Details: There is a spelling mistake in the LEDS_BD2606MVV config. Fix it. Signed-off-by: Colin Ian King <colin.i.king@gmail.com> Link: https://lore.kernel.org/r/20250724112030.142121-1-colin.i.king@gmail.com Signed-off-by: Lee Jones <lee@kernel.org>
```diff diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig index 6e3dce7e35a4..06e6291be11b 100644 --- a/drivers/leds/Kconfig +++ b/drivers/leds/Kconfig @@ -674,7 +674,7 @@ config LEDS_BD2606MVV help This option enables support for BD2606MVV LED driver chips accessed via the I2C bus. It supports setting...
a032fe30cf09b6723ab61a05aee057311b00f9e1
Analyze and fix the following issue in the Linux kernel code: platform/x86: int3472: add hpd pin support
Problem Details: Typically HDMI to MIPI CSI-2 bridges have a pin to signal image data is being received. On the host side this is wired to a GPIO for polling or interrupts. This includes the Lontium HDMI to MIPI CSI-2 bridges lt6911uxe and lt6911uxc. The GPIO "hpd" is used already by other HDMI to CSI-2 bridges, use i...
```diff diff --git a/drivers/platform/x86/intel/int3472/discrete.c b/drivers/platform/x86/intel/int3472/discrete.c index 4c0aed6e626f..bdfb8a800c54 100644 --- a/drivers/platform/x86/intel/int3472/discrete.c +++ b/drivers/platform/x86/intel/int3472/discrete.c @@ -193,6 +193,10 @@ static void int3472_get_con_id_and_polar...
0d58a72b66ec4c24128395e408348c2c84221605
Analyze and fix the following issue in the Linux kernel code: media: rkvdec: Fix an error handling path in rkvdec_probe()
Problem Details: If an error occurs after a successful iommu_paging_domain_alloc() call, it should be undone by a corresponding iommu_domain_free() call, as already done in the remove function. In order to fix the issue, move the corresponding call at the end of the function, because it is safe to allocate 'empty_doma...
```diff diff --git a/drivers/media/platform/rockchip/rkvdec/rkvdec.c b/drivers/media/platform/rockchip/rkvdec/rkvdec.c index 1b7f27e4d961..35265e321203 100644 --- a/drivers/media/platform/rockchip/rkvdec/rkvdec.c +++ b/drivers/media/platform/rockchip/rkvdec/rkvdec.c @@ -1159,15 +1159,6 @@ static int rkvdec_probe(struct...
6347dc7fb967521a77f9ff0774d25ef0cca4c6cd
Analyze and fix the following issue in the Linux kernel code: media: rkvdec: Fix a NULL vs IS_ERR() bug in probe()
Problem Details: The iommu_paging_domain_alloc() function doesn't return NULL on error it returns error pointers. Update the check and then set ->empty_domain to NULL because the rest of the driver assumes it can be NULL. Fixes: ff8c5622f9f7 ("media: rkvdec: Restore iommu addresses on errors") Signed-off-by: Dan Carp...
```diff diff --git a/drivers/media/platform/rockchip/rkvdec/rkvdec.c b/drivers/media/platform/rockchip/rkvdec/rkvdec.c index d707088ec0dc..1b7f27e4d961 100644 --- a/drivers/media/platform/rockchip/rkvdec/rkvdec.c +++ b/drivers/media/platform/rockchip/rkvdec/rkvdec.c @@ -1162,8 +1162,10 @@ static int rkvdec_probe(struct...
f63aaf6e71de897954fbde4e4a17a9dcdbe5e7e1
Analyze and fix the following issue in the Linux kernel code: clk: renesas: mstp: Add genpd OF provider at postcore_initcall()
Problem Details: Genpd OF providers must now be registered after genpd bus registration. However, cpg_mstp_add_clk_domain() is only called from CLK_OF_DECLARE(), which is too early. Hence on R-Car M1A, R-Car H1, and RZ/A1, the CPG/MSTP Clock Domain fails to register, and any devices residing in that clock domain fail ...
```diff diff --git a/drivers/clk/renesas/clk-mstp.c b/drivers/clk/renesas/clk-mstp.c index 5bc473c2adb3..2f65fe2c6bdf 100644 --- a/drivers/clk/renesas/clk-mstp.c +++ b/drivers/clk/renesas/clk-mstp.c @@ -303,6 +303,9 @@ void cpg_mstp_detach_dev(struct generic_pm_domain *unused, struct device *dev) pm_clk_destroy(dev)...
287066b295051729fb08c3cff12ae17c6fe66133
Analyze and fix the following issue in the Linux kernel code: ARM: dts: renesas: porter: Fix CAN pin group
Problem Details: According to the schematics, the CAN transceiver is connected to pins GP7_3 and GP7_4, which correspond to CAN0 data group B. Fixes: 0768fbad7fba1d27 ("ARM: shmobile: porter: add CAN0 DT support") Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Link: https://lore.kernel.org/70ad9bc44d6cea9...
```diff diff --git a/arch/arm/boot/dts/renesas/r8a7791-porter.dts b/arch/arm/boot/dts/renesas/r8a7791-porter.dts index f518eadd8b9c..81b3c5d74e9b 100644 --- a/arch/arm/boot/dts/renesas/r8a7791-porter.dts +++ b/arch/arm/boot/dts/renesas/r8a7791-porter.dts @@ -289,7 +289,7 @@ }; can0_pins: can0 { - groups = "can0_...
d7fa5754e83cd36c4327eb2d806064e598a72ff6
Analyze and fix the following issue in the Linux kernel code: drm/i915/icl+/tc: Convert AUX powered WARN to a debug message
Problem Details: The BIOS can leave the AUX power well enabled on an output, even if this isn't required (on platforms where the AUX power is only needed for an AUX access). This was observed at least on PTL. To avoid the WARN which would be triggered by this during the HW readout, convert the WARN to a debug message. ...
```diff diff --git a/drivers/gpu/drm/i915/display/intel_tc.c b/drivers/gpu/drm/i915/display/intel_tc.c index 6a2442a0649e..668ef139391b 100644 --- a/drivers/gpu/drm/i915/display/intel_tc.c +++ b/drivers/gpu/drm/i915/display/intel_tc.c @@ -1498,11 +1498,11 @@ static void intel_tc_port_reset_mode(struct intel_tc_port *tc...
c87514a0bb0a64507412a2d98264060dc0c1562a
Analyze and fix the following issue in the Linux kernel code: drm/i915/lnl+/tc: Fix max lane count HW readout
Problem Details: On LNL+ for a disconnected sink the pin assignment value gets cleared by the HW/FW as soon as the sink gets disconnected, even if the PHY ownership got acquired already by the BIOS/driver (and hence the PHY itself is still connected and used by the display). During HW readout this can result in detecti...
```diff diff --git a/drivers/gpu/drm/i915/display/intel_tc.c b/drivers/gpu/drm/i915/display/intel_tc.c index 34435c4fc280..3f9842040bb0 100644 --- a/drivers/gpu/drm/i915/display/intel_tc.c +++ b/drivers/gpu/drm/i915/display/intel_tc.c @@ -23,6 +23,7 @@ #include "intel_modeset_lock.h" #include "intel_tc.h" +#define ...
f52d6aa98379842fc255d93282655566f2114e0c
Analyze and fix the following issue in the Linux kernel code: drm/i915/lnl+/tc: Fix handling of an enabled/disconnected dp-alt sink
Problem Details: The TypeC PHY HW readout during driver loading and system resume determines which TypeC mode the PHY is in (legacy/DP-alt/TBT-alt) and whether the PHY is connected, based on the PHY's Owned and Ready flags. For the PHY to be in DP-alt or legacy mode and for the PHY to be in the connected state in these...
```diff diff --git a/drivers/gpu/drm/i915/display/intel_tc.c b/drivers/gpu/drm/i915/display/intel_tc.c index 3bc57579fe53..8208539bfe66 100644 --- a/drivers/gpu/drm/i915/display/intel_tc.c +++ b/drivers/gpu/drm/i915/display/intel_tc.c @@ -1226,14 +1226,19 @@ static void tc_phy_get_hw_state(struct intel_tc_port *tc) t...
89bb430f621124af39bb31763c4a8b504c9651e2
Analyze and fix the following issue in the Linux kernel code: ksmbd: fix refcount leak causing resource not released
Problem Details: When ksmbd_conn_releasing(opinfo->conn) returns true,the refcount was not decremented properly, causing a refcount leak that prevents the count from reaching zero and the memory from being released. Cc: stable@vger.kernel.org Signed-off-by: Ziyan Xu <ziyan@securitygossip.com> Signed-off-by: Namjae Jeo...
```diff diff --git a/fs/smb/server/oplock.c b/fs/smb/server/oplock.c index d7a8a580d013..a04d5702820d 100644 --- a/fs/smb/server/oplock.c +++ b/fs/smb/server/oplock.c @@ -1102,8 +1102,10 @@ void smb_send_parent_lease_break_noti(struct ksmbd_file *fp, if (!atomic_inc_not_zero(&opinfo->refcount)) continue; - ...
c0d41112f1a5828c194b59cca953114bc3776ef2
Analyze and fix the following issue in the Linux kernel code: ksmbd: extend the connection limiting mechanism to support IPv6
Problem Details: Update the connection tracking logic to handle both IPv4 and IPv6 address families. Cc: stable@vger.kernel.org Fixes: e6bb91939740 ("ksmbd: limit repeated connections from clients with the same IP") Signed-off-by: Namjae Jeon <linkinjeon@kernel.org> Signed-off-by: Steve French <stfrench@microsoft.com>
```diff diff --git a/fs/smb/server/connection.h b/fs/smb/server/connection.h index 31dd1caac1e8..2aa8084bb593 100644 --- a/fs/smb/server/connection.h +++ b/fs/smb/server/connection.h @@ -46,7 +46,12 @@ struct ksmbd_conn { struct mutex srv_mutex; int status; unsigned int cli_cap; - __be32 inet_addr; + un...
bac7b996d42e458a94578f4227795a0d4deef6fa
Analyze and fix the following issue in the Linux kernel code: smb: server: split ksmbd_rdma_stop_listening() out of ksmbd_rdma_destroy()
Problem Details: We can't call destroy_workqueue(smb_direct_wq); before stop_sessions()! Otherwise already existing connections try to use smb_direct_wq as a NULL pointer. Cc: Namjae Jeon <linkinjeon@kernel.org> Cc: Steve French <smfrench@gmail.com> Cc: Tom Talpey <tom@talpey.com> Cc: linux-cifs@vger.kernel.org Cc: s...
```diff diff --git a/fs/smb/server/connection.c b/fs/smb/server/connection.c index 3f04a2977ba8..67c4f73398df 100644 --- a/fs/smb/server/connection.c +++ b/fs/smb/server/connection.c @@ -504,7 +504,8 @@ void ksmbd_conn_transport_destroy(void) { mutex_lock(&init_lock); ksmbd_tcp_destroy(); - ksmbd_rdma_destroy(); +...
cc8b221172eff821c54d1012bc0c3414638b86cf
Analyze and fix the following issue in the Linux kernel code: drm/xe/i2c: Introduce xe_i2c_present()
Problem Details: In preparation of wider usecases which require checking for I2C controller presence, introduce xe_i2c_present() helper. v2: Doc fix (Riana) Suggested-by: Riana Tauro <riana.tauro@intel.com> Signed-off-by: Raag Jadav <raag.jadav@intel.com> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>...
```diff diff --git a/drivers/gpu/drm/xe/xe_i2c.c b/drivers/gpu/drm/xe/xe_i2c.c index bc7dc2099470..044dda517b7c 100644 --- a/drivers/gpu/drm/xe/xe_i2c.c +++ b/drivers/gpu/drm/xe/xe_i2c.c @@ -146,6 +146,20 @@ static void xe_i2c_unregister_adapter(struct xe_i2c *i2c) fwnode_remove_software_node(i2c->adapter_node); } ...
3271faf42d135bcf569c3ff6af55c21858eec212
Analyze and fix the following issue in the Linux kernel code: drm/hisilicon/hibmc: fix dp and vga cannot show together
Problem Details: If VGA and DP connected together, there will be only one can get crtc. Add encoder possible_clones to support two connectors enable. Fixes: 3c7623fb5bb6 ("drm/hisilicon/hibmc: Enable this hot plug detect of irq feature") Signed-off-by: Baihan Li <libaihan@huawei.com> Signed-off-by: Yongbang Shi <shiyo...
```diff diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c index ac552c339671..289304500ab0 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c @@ -115,6 +115,8 @@ static const struct drm_mode_conf...
9f98b429ba67d430b873e06bcfb90afa22888978
Analyze and fix the following issue in the Linux kernel code: drm/hisilicon/hibmc: fix rare monitors cannot display problem
Problem Details: In some case, the dp link training success at 8.1Gbps, but the sink's maximum supported rate is less than 8.1G. So change the default 8.1Gbps link rate to the rate that reads from devices' capabilities. Fixes: 54063d86e036 ("drm/hisilicon/hibmc: add dp link moduel in hibmc drivers") Signed-off-by: Bai...
```diff diff --git a/drivers/gpu/drm/hisilicon/hibmc/dp/dp_link.c b/drivers/gpu/drm/hisilicon/hibmc/dp/dp_link.c index 74f7832ea53e..0726cb5b736e 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/dp/dp_link.c +++ b/drivers/gpu/drm/hisilicon/hibmc/dp/dp_link.c @@ -325,6 +325,17 @@ static int hibmc_dp_link_downgrade_training_...
93a08f856fcc5aaeeecad01f71bef3088588216a
Analyze and fix the following issue in the Linux kernel code: drm/hisilicon/hibmc: fix the hibmc loaded failed bug
Problem Details: When hibmc loaded failed, the driver use hibmc_unload to free the resource, but the mutexes in mode.config are not init, which will access an NULL pointer. Just change goto statement to return, because hibnc_hw_init() doesn't need to free anything. Fixes: b3df5e65cc03 ("drm/hibmc: Drop drm_vblank_clea...
```diff diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c index 4cdcc34070ee..ac552c339671 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c @@ -319,13 +319,13 @@ static int hibmc_load(struct dr...
8bed4ec42a4e0dc8113172696ff076d1eb6d8bcb
Analyze and fix the following issue in the Linux kernel code: drm/hisilicon/hibmc: fix irq_request()'s irq name variable is local
Problem Details: The local variable is passed in request_irq (), and there will be use after free problem, which will make request_irq failed. Using the global irq name instead of it to fix. Fixes: b11bc1ae4658 ("drm/hisilicon/hibmc: Add MSI irq getting and requesting for HPD") Signed-off-by: Baihan Li <libaihan@huawe...
```diff diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c index 768b97f9e74a..4cdcc34070ee 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c @@ -32,7 +32,7 @@ DEFINE_DRM_GEM_FOPS(hibmc_fops);...
e5f48bfa2ae0806d5f51fb8061afc619a73599a7
Analyze and fix the following issue in the Linux kernel code: drm/hisilicon/hibmc: fix the i2c device resource leak when vdac init failed
Problem Details: Currently the driver missed to clean the i2c adapter when vdac init failed. It may cause resource leak. Fixes: a0d078d06e516 ("drm/hisilicon: Features to support reading resolutions from EDID") Signed-off-by: Baihan Li <libaihan@huawei.com> Signed-off-by: Yongbang Shi <shiyongbang@huawei.com> Reviewed...
```diff diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h index 274feabe7df0..ca8502e2760c 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h @@ -69,6 +69,7 @@ int hibmc_de_init(struct hibmc_drm_...
cfd956dcb101aa3d25bac321fae923323a47c607
Analyze and fix the following issue in the Linux kernel code: tty: hvc_console: Call hvc_kick in hvc_write unconditionally
Problem Details: After hvc_write completes, call hvc_kick also in the case the output buffer has been drained, to ensure tty_wakeup gets called. This fixes that functions which wait for a drained buffer got stuck occasionally. Cc: stable <stable@kernel.org> Closes: https://bugzilla.opensuse.org/show_bug.cgi?id=123006...
```diff diff --git a/drivers/tty/hvc/hvc_console.c b/drivers/tty/hvc/hvc_console.c index cd1f657f782d..13c663a154c4 100644 --- a/drivers/tty/hvc/hvc_console.c +++ b/drivers/tty/hvc/hvc_console.c @@ -543,10 +543,10 @@ static ssize_t hvc_write(struct tty_struct *tty, const u8 *buf, size_t count) } /* - * Racy, but...
3a68841d1d9b6eb32b2652bbb83acd17d5eb9135
Analyze and fix the following issue in the Linux kernel code: Documentation: smooth the text flow in the security bug reporting process
Problem Details: The text was presenting the team, the the e-mail address, then some of the expectations, then what form of e-mail is expected. By switching the e-mail paragraph two paragraphs later and dropping the "Contact" sub-section, we can have a more natural flow that presents the team, then its expectation, the...
```diff diff --git a/Documentation/process/security-bugs.rst b/Documentation/process/security-bugs.rst index 7dcc034d3df8..84657e7d2e5b 100644 --- a/Documentation/process/security-bugs.rst +++ b/Documentation/process/security-bugs.rst @@ -8,17 +8,6 @@ like to know when a security bug is found so that it can be fixed an...
d49172bbd7eb07e4ba5e52238eaa9caf692c1cea
Analyze and fix the following issue in the Linux kernel code: Documentation: clarify the expected collaboration with security bugs reporters
Problem Details: Some bug reports sent to the security team sometimes lack any explanation, are only AI-generated without verification, or sometimes it can simply be difficult to have a conversation with an invisible reporter belonging to an opaque team. This fortunately remains rare but the trend has been steadily inc...
```diff diff --git a/Documentation/process/security-bugs.rst b/Documentation/process/security-bugs.rst index 56c560a00b37..7dcc034d3df8 100644 --- a/Documentation/process/security-bugs.rst +++ b/Documentation/process/security-bugs.rst @@ -19,6 +19,16 @@ that can speed up the process considerably. It is possible that t...
ba6cc29351b1fa0cb9adce91b88b9f3c3cbe9c46
Analyze and fix the following issue in the Linux kernel code: debugfs: fix mount options not being applied
Problem Details: Mount options (uid, gid, mode) are silently ignored when debugfs is mounted. This is a regression introduced during the conversion to the new mount API. When the mount API conversion was done, the parsed options were never applied to the superblock when it was reused. As a result, the mount options we...
```diff diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c index a0357b0cf362..c12d649df6a5 100644 --- a/fs/debugfs/inode.c +++ b/fs/debugfs/inode.c @@ -183,6 +183,9 @@ static int debugfs_reconfigure(struct fs_context *fc) struct debugfs_fs_info *sb_opts = sb->s_fs_info; struct debugfs_fs_info *new_opts = fc->s_f...
956606bafb5fc6e5968aadcda86fc0037e1d7548
Analyze and fix the following issue in the Linux kernel code: usb: gadget: f_ncm: Fix MAC assignment NCM ethernet
Problem Details: This fix is already present in f_ecm.c and was never propagated to f_ncm.c When creating multiple NCM ethernet devices on a composite usb gadget device each MAC address on the HOST side will be identical. Having the same MAC on different network interfaces is bad. This fix updates the MAC address ins...
```diff diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c index 58b0dd575af3..cad111f33552 100644 --- a/drivers/usb/gadget/function/f_ncm.c +++ b/drivers/usb/gadget/function/f_ncm.c @@ -1463,6 +1463,8 @@ static int ncm_bind(struct usb_configuration *c, struct usb_function *f) nc...
a381c6d6f646226924809d0ad01a9465786da463
Analyze and fix the following issue in the Linux kernel code: usb: typec: maxim_contaminant: re-enable cc toggle if cc is open and port is clean
Problem Details: Presently in `max_contaminant_is_contaminant()` if there's no contaminant detected previously, CC is open & stopped toggling and no contaminant is currently present, TCPC.RC would be programmed to do DRP toggling. However, it didn't actively look for a connection. This would lead to Type-C not detect *...
```diff diff --git a/drivers/usb/typec/tcpm/maxim_contaminant.c b/drivers/usb/typec/tcpm/maxim_contaminant.c index 818cfe226ac7..af8da6dc60ae 100644 --- a/drivers/usb/typec/tcpm/maxim_contaminant.c +++ b/drivers/usb/typec/tcpm/maxim_contaminant.c @@ -329,6 +329,39 @@ static int max_contaminant_enable_dry_detection(stru...
cabb6c5f4d9e7f49bdf8c0a13c74bd93ee35f45a
Analyze and fix the following issue in the Linux kernel code: usb: typec: maxim_contaminant: disable low power mode when reading comparator values
Problem Details: Low power mode is enabled when reading CC resistance as part of `max_contaminant_read_resistance_kohm()` and left in that state. However, it's supposed to work with 1uA current source. To read CC comparator values current source is changed to 80uA. This causes a storm of CC interrupts as it (falsely) d...
```diff diff --git a/drivers/usb/typec/tcpm/maxim_contaminant.c b/drivers/usb/typec/tcpm/maxim_contaminant.c index 0cdda06592fd..818cfe226ac7 100644 --- a/drivers/usb/typec/tcpm/maxim_contaminant.c +++ b/drivers/usb/typec/tcpm/maxim_contaminant.c @@ -188,6 +188,11 @@ static int max_contaminant_read_comparators(struct m...
a3dc32c635bae0ae569f489e00de0e8f015bfc25
Analyze and fix the following issue in the Linux kernel code: USB: storage: Ignore driver CD mode for Realtek multi-mode Wi-Fi dongles
Problem Details: Many Realtek USB Wi-Fi dongles released in recent years have two modes: one is driver CD mode which has Windows driver onboard, another one is Wi-Fi mode. Add the US_FL_IGNORE_DEVICE quirk for these multi-mode devices. Otherwise, usb_modeswitch may fail to switch them to Wi-Fi mode. Currently there ar...
```diff diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index bee9f1e8003d..dfa5276a5a43 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -1501,6 +1501,28 @@ UNUSUAL_DEV( 0x0bc2, 0x3332, 0x0000, 0x9999, USB_SC_DEVICE, USB_PR_DEVICE, NULL...
1201f6fb5bfdbd10985ac3c8f49ef8f4f88b5c94
Analyze and fix the following issue in the Linux kernel code: tools/nolibc: fix error return value of clock_nanosleep()
Problem Details: clock_nanosleep() returns a positive error value. Unlike other libc functions it *does not* return -1 nor set errno. Fix the return value and also adapt nanosleep(). Fixes: 7c02bc4088af ("tools/nolibc: add support for clock_nanosleep() and nanosleep()") Signed-off-by: Thomas Weißschuh <thomas.weisssc...
```diff diff --git a/tools/include/nolibc/time.h b/tools/include/nolibc/time.h index d02bc44d2643..e9c1b976791a 100644 --- a/tools/include/nolibc/time.h +++ b/tools/include/nolibc/time.h @@ -133,7 +133,8 @@ static __attribute__((unused)) int clock_nanosleep(clockid_t clockid, int flags, const struct timespec *rqtp, ...
0f580d5d3d9d9cd0953695cd32e43aac3a946338
Analyze and fix the following issue in the Linux kernel code: rust: alloc: fix `rusttest` by providing `Cmalloc::aligned_layout` too
Problem Details: Commit fde578c86281 ("rust: alloc: replace aligned_size() with Kmalloc::aligned_layout()") provides a public `aligned_layout` function in `Kamlloc`, but not in `Cmalloc`, and thus uses of it will trigger an error in `rusttest`. Such a user appeared in the following commit 22ab0641b939 ("rust: drm: ens...
```diff diff --git a/rust/kernel/alloc/allocator_test.rs b/rust/kernel/alloc/allocator_test.rs index a3074480bd8d..90dd987d40e4 100644 --- a/rust/kernel/alloc/allocator_test.rs +++ b/rust/kernel/alloc/allocator_test.rs @@ -22,6 +22,17 @@ pub type Kmalloc = Cmalloc; pub type Vmalloc = Kmalloc; pub type KVmalloc = Kmal...
433b99e922943efdfd62b9a8e3ad1604838181f2
Analyze and fix the following issue in the Linux kernel code: iio: light: as73211: Ensure buffer holes are zeroed
Problem Details: Given that the buffer is copied to a kfifo that ultimately user space can read, ensure we zero it. Fixes: 403e5586b52e ("iio: light: as73211: New driver") Reviewed-by: Matti Vaittinen <mazziesaccount@gmail.com> Reviewed-by: Andy Shevchenko <andy@kernel.org> Link: https://patch.msgid.link/2025080216443...
```diff diff --git a/drivers/iio/light/as73211.c b/drivers/iio/light/as73211.c index 68f60dc3c79d..32719f584c47 100644 --- a/drivers/iio/light/as73211.c +++ b/drivers/iio/light/as73211.c @@ -639,7 +639,7 @@ static irqreturn_t as73211_trigger_handler(int irq __always_unused, void *p) struct { __le16 chan[4]; ali...
c69e13965f26b8058f538ea8bdbd2d7718cf1fbe
Analyze and fix the following issue in the Linux kernel code: iio: adc: rzg2l_adc: Set driver data before enabling runtime PM
Problem Details: When stress-testing the system by repeatedly unbinding and binding the ADC device in a loop, and the ADC is a supplier for another device (e.g., a thermal hardware block that reads temperature through the ADC), it may happen that the ADC device is runtime-resumed immediately after runtime PM is enabled...
```diff diff --git a/drivers/iio/adc/rzg2l_adc.c b/drivers/iio/adc/rzg2l_adc.c index 0cb5a67fd497..cadb0446bc29 100644 --- a/drivers/iio/adc/rzg2l_adc.c +++ b/drivers/iio/adc/rzg2l_adc.c @@ -427,6 +427,8 @@ static int rzg2l_adc_probe(struct platform_device *pdev) if (!indio_dev) return -ENOMEM; + platform_set_dr...
a3c6eabe3bbd6b0e7124d68b2d3bc32fed17362e
Analyze and fix the following issue in the Linux kernel code: iio: adc: rzg2l: Cleanup suspend/resume path
Problem Details: There is no need to manually track the runtime PM status in the driver. The pm_runtime_force_suspend() and pm_runtime_force_resume() functions already call pm_runtime_status_suspended() to check the runtime PM state. Additionally, avoid calling pm_runtime_put_autosuspend() during the suspend/resume pa...
```diff diff --git a/drivers/iio/adc/rzg2l_adc.c b/drivers/iio/adc/rzg2l_adc.c index 9674d48074c9..0cb5a67fd497 100644 --- a/drivers/iio/adc/rzg2l_adc.c +++ b/drivers/iio/adc/rzg2l_adc.c @@ -89,7 +89,6 @@ struct rzg2l_adc { struct completion completion; struct mutex lock; u16 last_val[RZG2L_ADC_MAX_CHANNELS]; - b...
4a81f78caa53e0633cf311ca1526377d9bff7479
Analyze and fix the following issue in the Linux kernel code: pcmcia: Add error handling for add_interval() in do_validate_mem()
Problem Details: In the do_validate_mem(), the call to add_interval() does not handle errors. If kmalloc() fails in add_interval(), it could result in a null pointer being inserted into the linked list, leading to illegal memory access when sub_interval() is called next. This patch adds an error handling for the add_i...
```diff diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c index bf9d070a4496..da494fe451ba 100644 --- a/drivers/pcmcia/rsrc_nonstatic.c +++ b/drivers/pcmcia/rsrc_nonstatic.c @@ -375,7 +375,9 @@ static int do_validate_mem(struct pcmcia_socket *s, if (validate && !s->fake_cis) { /* mov...
ecef14f70ec9344a10c817248d2ac6cddee5921e
Analyze and fix the following issue in the Linux kernel code: pcmcia: omap: Add missing check for platform_get_resource
Problem Details: Add missing check for platform_get_resource() and return error if it fails to catch the error. Fixes: d87d44f7ab35 ("ARM: omap1: move CF chipselect setup to board file") Signed-off-by: Chen Ni <nichen@iscas.ac.cn> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
```diff diff --git a/drivers/pcmcia/omap_cf.c b/drivers/pcmcia/omap_cf.c index 733777367c3b..d6f24c7d1562 100644 --- a/drivers/pcmcia/omap_cf.c +++ b/drivers/pcmcia/omap_cf.c @@ -215,6 +215,8 @@ static int __init omap_cf_probe(struct platform_device *pdev) return -EINVAL; res = platform_get_resource(pdev, IORESO...
b04e4551893fb8a06106a175ed7055d41a9279c4
Analyze and fix the following issue in the Linux kernel code: iio: adc: ad7380: fix missing max_conversion_rate_hz on adaq4381-4
Problem Details: Add max_conversion_rate_hz to the chip info for "adaq4381-4". Without this, the driver fails to probe because it tries to set the initial sample rate to 0 Hz, which is not valid. Fixes: bbeaec81a03e ("iio: ad7380: add support for SPI offload") Signed-off-by: David Lechner <dlechner@baylibre.com> Revie...
```diff diff --git a/drivers/iio/adc/ad7380.c b/drivers/iio/adc/ad7380.c index 6f7034b6c266..fa251dc1aae6 100644 --- a/drivers/iio/adc/ad7380.c +++ b/drivers/iio/adc/ad7380.c @@ -873,6 +873,7 @@ static const struct ad7380_chip_info adaq4381_4_chip_info = { .has_hardware_gain = true, .available_scan_masks = ad7380_4...
44822df89e8f3386871d9cad563ece8e2fd8f0e7
Analyze and fix the following issue in the Linux kernel code: pcmcia: Fix a NULL pointer dereference in __iodyn_find_io_region()
Problem Details: In __iodyn_find_io_region(), pcmcia_make_resource() is assigned to res and used in pci_bus_alloc_resource(). There is a dereference of res in pci_bus_alloc_resource(), which could lead to a NULL pointer dereference on failure of pcmcia_make_resource(). Fix this bug by adding a check of res. Cc: stabl...
```diff diff --git a/drivers/pcmcia/rsrc_iodyn.c b/drivers/pcmcia/rsrc_iodyn.c index b04b16496b0c..2677b577c1f8 100644 --- a/drivers/pcmcia/rsrc_iodyn.c +++ b/drivers/pcmcia/rsrc_iodyn.c @@ -62,6 +62,9 @@ static struct resource *__iodyn_find_io_region(struct pcmcia_socket *s, unsigned long min = base; int ret; + ...
8a6ededaad2d2dcaac8e545bffee1073dca9db95
Analyze and fix the following issue in the Linux kernel code: iio: adc: bd79124: Add GPIOLIB dependency
Problem Details: The bd79124 has ADC inputs which can be muxed to be GPIOs. The driver supports this by registering a GPIO-chip for channels which aren't used as ADC. The Kconfig entry does not handle the dependency to GPIOLIB, which causes errors: ERROR: modpost: "devm_gpiochip_add_data_with_key" [drivers/iio/adc/ro...
```diff diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig index 6de2abad0197..24f2572c487e 100644 --- a/drivers/iio/adc/Kconfig +++ b/drivers/iio/adc/Kconfig @@ -1300,7 +1300,7 @@ config RN5T618_ADC config ROHM_BD79124 tristate "Rohm BD79124 ADC driver" - depends on I2C + depends on I2C && GPIOLIB s...
c1d7b8fe67e6b05a4a521d00ddc015811cb29b61
Analyze and fix the following issue in the Linux kernel code: docs: iio: bno055: Correct wording in driver documentation
Problem Details: Fix typos and improve wording in the bno055 driver documentation. Signed-off-by: Erick Setubal Bacurau <erick.setubal@gmx.de> Reviewed-by: Bagas Sanjaya <bagasdotme@gmail.com> Link: https://patch.msgid.link/20250815070001.55185-1-erick.setubal@gmx.de Signed-off-by: Jonathan Cameron <Jonathan.Cameron@h...
```diff diff --git a/Documentation/iio/bno055.rst b/Documentation/iio/bno055.rst index f1111ff3fe2e..c6042586b2ae 100644 --- a/Documentation/iio/bno055.rst +++ b/Documentation/iio/bno055.rst @@ -9,11 +9,11 @@ BNO055 driver This driver supports Bosch BNO055 IMUs (on both serial and I2C busses). -Accelerometer, magn...
4bfb29e8be7338ad33b905a7ce11fd26d0139287
Analyze and fix the following issue in the Linux kernel code: iio: light: add support for veml6046x00 RGBIR color sensor
Problem Details: Add Vishay VEML6046X00 high accuracy RGBIR color sensor. This sensor provides three colour (red, green and blue) as well as one infrared (IR) channel through I2C. Support direct and buffered mode. An optional interrupt for signaling green colour threshold underflow or overflow is not supported so fa...
```diff diff --git a/drivers/iio/light/Kconfig b/drivers/iio/light/Kconfig index 4a7d983c9cd4..ac1408d374c9 100644 --- a/drivers/iio/light/Kconfig +++ b/drivers/iio/light/Kconfig @@ -724,6 +724,19 @@ config VEML6040 To compile this driver as a module, choose M here: the module will be called veml6040. +config...
cddbb2f9e46e08968089ee21cb9bc80ad7306140
Analyze and fix the following issue in the Linux kernel code: iio: magnetometer: Fix spelling mistake "Magenetometer" -> "Magnetometer"
Problem Details: There is a spelling mistake in the HID_SENSOR_MAGNETOMETER_3D Kconfig, fix it. Signed-off-by: Colin Ian King <colin.i.king@gmail.com> Link: https://patch.msgid.link/20250724104743.139892-1-colin.i.king@gmail.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
```diff diff --git a/drivers/iio/magnetometer/Kconfig b/drivers/iio/magnetometer/Kconfig index 3debf1320ad1..c7809e5aa3a4 100644 --- a/drivers/iio/magnetometer/Kconfig +++ b/drivers/iio/magnetometer/Kconfig @@ -123,7 +123,7 @@ config HID_SENSOR_MAGNETOMETER_3D select IIO_BUFFER select HID_SENSOR_IIO_COMMON select...
b76c739c3d11d1dacc8efe7fa873bee28ac991f1
Analyze and fix the following issue in the Linux kernel code: iio: fix iio_push_to_buffers_with_ts() typo
Problem Details: Replace iio_push_to_buffer_with_ts() with iio_push_to_buffers_with_ts() in some documentation comments in iio.h. The latter is the correct name of the function, the former doesn't exist. Signed-off-by: David Lechner <dlechner@baylibre.com> Link: https://patch.msgid.link/20250722-iio-fix-iio_push_to_bu...
```diff diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h index d11668f14a3e..2f5560646ee4 100644 --- a/include/linux/iio/iio.h +++ b/include/linux/iio/iio.h @@ -779,7 +779,7 @@ static inline void *iio_device_get_drvdata(const struct iio_dev *indio_dev) * them safe for use with non-coherent DMA. * * ...
a44458dfd5bc0c79c6739c3f4c658361d3a5126b
Analyze and fix the following issue in the Linux kernel code: accel/habanalabs/gaudi2: Use kvfree() for memory allocated with kvcalloc()
Problem Details: Use kvfree() to fix the following Coccinelle/coccicheck warning reported by kfree_mismatch.cocci: WARNING kvmalloc is used to allocate this memory at line 10398 Fixes: f728c17fc97a ("accel/habanalabs/gaudi2: move HMMU page tables to device memory") Reported-by: Qianfeng Rong <rongqianfeng@vivo.com>...
```diff diff --git a/drivers/accel/habanalabs/gaudi2/gaudi2.c b/drivers/accel/habanalabs/gaudi2/gaudi2.c index a38b88baadf2..5722e4128d3c 100644 --- a/drivers/accel/habanalabs/gaudi2/gaudi2.c +++ b/drivers/accel/habanalabs/gaudi2/gaudi2.c @@ -10437,7 +10437,7 @@ end: (u64 *)(lin_dma_pkts_arr), DEBUGFS_WRITE64); ...
efaa2d815a0e4d1c06750e587100f6f7f4ee5497
Analyze and fix the following issue in the Linux kernel code: hwrng: nomadik - add ARM_AMBA dependency
Problem Details: Compile-testing this driver is only possible when the AMBA bus driver is available in the kernel: x86_64-linux-ld: drivers/char/hw_random/nomadik-rng.o: in function `nmk_rng_remove': nomadik-rng.c:(.text+0x67): undefined reference to `amba_release_regions' x86_64-linux-ld: drivers/char/hw_random/nomad...
```diff diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig index c85827843447..7826fd7c4603 100644 --- a/drivers/char/hw_random/Kconfig +++ b/drivers/char/hw_random/Kconfig @@ -312,6 +312,7 @@ config HW_RANDOM_INGENIC_TRNG config HW_RANDOM_NOMADIK tristate "ST-Ericsson Nomadik Random Number...
ed53a5050f42a3243a7ed8dfa49030e54034b952
Analyze and fix the following issue in the Linux kernel code: crypto: ccp - Fix checks for SNP_VLEK_LOAD input buffer length
Problem Details: The SNP_VLEK_LOAD IOCTL currently fails due to sev_cmd_buffer_len() returning the default expected buffer length of 0 instead of the correct value, which would be sizeof(struct sev_user_data_snp_vlek_load). Add specific handling for SNP_VLEK_LOAD so the correct expected size is returned. Reported-by: ...
```diff diff --git a/drivers/crypto/ccp/sev-dev.c b/drivers/crypto/ccp/sev-dev.c index 334405461657..4f000dc2e639 100644 --- a/drivers/crypto/ccp/sev-dev.c +++ b/drivers/crypto/ccp/sev-dev.c @@ -234,6 +234,7 @@ static int sev_cmd_buffer_len(int cmd) case SEV_CMD_SNP_CONFIG: return sizeof(struct sev_user_data_snp_con...
4e53be21dd0315c00eaf40cc8f8c0facd4d9a6b2
Analyze and fix the following issue in the Linux kernel code: crypto: keembay - Add missing check after sg_nents_for_len()
Problem Details: sg_nents_for_len() returns an int which is negative in case of error. Fixes: 472b04444cd3 ("crypto: keembay - Add Keem Bay OCS HCU driver") Signed-off-by: Thomas Fourier <fourier.thomas@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
```diff diff --git a/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c b/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c index 8f9e21ced0fe..48281d882260 100644 --- a/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c +++ b/drivers/crypto/intel/keembay/keembay-ocs-hcu-core.c @@ -232,7 +232,7 @@ static int kmb_oc...
81109696f09cf4c712366323f657d9879a40c626
Analyze and fix the following issue in the Linux kernel code: crypto: stm32 - Fix spelling mistake "STMicrolectronics" -> "STMicroelectronics"
Problem Details: There is a spelling mistake in the module description text. Fix it. Signed-off-by: Colin Ian King <colin.i.king@gmail.com> Acked-by: Maxime Méré <maxime.mere@foss.st.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
```diff diff --git a/drivers/crypto/stm32/stm32-cryp.c b/drivers/crypto/stm32/stm32-cryp.c index a89b4c5d62a0..5e82e8a1f71a 100644 --- a/drivers/crypto/stm32/stm32-cryp.c +++ b/drivers/crypto/stm32/stm32-cryp.c @@ -2781,5 +2781,5 @@ static struct platform_driver stm32_cryp_driver = { module_platform_driver(stm32_cryp_...
715c7a36d59f54162a26fac1d1ed8dc087a24cf1
Analyze and fix the following issue in the Linux kernel code: selftests: tls: make the new data_steal test less flaky
Problem Details: The CI has hit a couple of cases of: RUN global.data_steal ... tls.c:2762:data_steal:Expected recv(cfd, buf2, sizeof(buf2), MSG_DONTWAIT) (20000) == -1 (-1) data_steal: Test terminated by timeout FAIL global.data_steal Looks like the 2msec sleep is not long enough. Make the s...
```diff diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c index d8cfcf9bb825..2b8387a83bc7 100644 --- a/tools/testing/selftests/net/tls.c +++ b/tools/testing/selftests/net/tls.c @@ -2748,17 +2748,18 @@ TEST(data_steal) { pid = fork(); ASSERT_GE(pid, 0); if (!pid) { - EXPECT_EQ(re...
b7ee30f0efd12f42735ae233071015389407966c
Analyze and fix the following issue in the Linux kernel code: md: fix sync_action incorrect display during resync
Problem Details: During raid resync, if a disk becomes faulty, the operation is briefly interrupted. The MD_RECOVERY_RECOVER flag triggered by the disk failure causes sync_action to incorrectly show "recover" instead of "resync". The same issue affects reshape operations. Reproduction steps: mdadm -Cv /dev/md1 -l1 -...
```diff diff --git a/drivers/md/md.c b/drivers/md/md.c index abd327ade4bd..1baaf52c603c 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -4848,9 +4848,33 @@ static bool rdev_needs_recovery(struct md_rdev *rdev, sector_t sectors) rdev->recovery_offset < sectors; } +static enum sync_action md_get_active_...
c27973211ffcdf0a092eec265d5993e64b89adaf
Analyze and fix the following issue in the Linux kernel code: md: keep recovery_cp in mdp_superblock_s
Problem Details: commit 907a99c314a5 ("md: rename recovery_cp to resync_offset") replaces recovery_cp with resync_offset in mdp_superblock_s which is in md_p.h. md_p.h is used in userspace too. So mdadm building fails because of this. This patch revert this change. Fixes: 907a99c314a5 ("md: rename recovery_cp to resyn...
```diff diff --git a/drivers/md/md.c b/drivers/md/md.c index 772cffe02ff5..3836fc7eff67 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -1423,7 +1423,7 @@ static int super_90_validate(struct mddev *mddev, struct md_rdev *freshest, stru else { if (sb->events_hi == sb->cp_events_hi && sb->events_lo == s...
6c6b4146deb12d20f42490d5013f2043df942161
Analyze and fix the following issue in the Linux kernel code: libbpf: Fix reuse of DEVMAP
Problem Details: Previously, re-using pinned DEVMAP maps would always fail, because get_map_info on a DEVMAP always returns flags with BPF_F_RDONLY_PROG set, but BPF_F_RDONLY_PROG being set on a map during creation is invalid. Thus, ignore the BPF_F_RDONLY_PROG flag in the flags returned from get_map_info when checkin...
```diff diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index 8f5a81b672e1..fe4fc5438678 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -5093,6 +5093,16 @@ static bool map_is_reuse_compat(const struct bpf_map *map, int map_fd) return false; } + /* + * bpf_get_map_info_by_fd() f...
abdaf49be5424db74e19d167c10d7dad79a0efc2
Analyze and fix the following issue in the Linux kernel code: bpf: Remove migrate_disable in kprobe_multi_link_prog_run
Problem Details: Graph tracer framework ensures we won't migrate, kprobe_multi_link_prog_run called all the way from graph tracer, which disables preemption in function_graph_enter_regs, as Jiri and Yonghong suggested, there is no need to use migrate_disable. As a result, some overhead may will be reduced. And add cant...
```diff diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c index 3ae52978cae6..606007c387c5 100644 --- a/kernel/trace/bpf_trace.c +++ b/kernel/trace/bpf_trace.c @@ -2728,20 +2728,25 @@ kprobe_multi_link_prog_run(struct bpf_kprobe_multi_link *link, struct pt_regs *regs; int err; + /* + * graph trace...
1f403699c40f0806a707a9a6eed3b8904224021a
Analyze and fix the following issue in the Linux kernel code: drm/mediatek: Fix device/node reference count leaks in mtk_drm_get_all_drm_priv
Problem Details: Using device_find_child() and of_find_device_by_node() to locate devices could cause an imbalance in the device's reference count. device_find_child() and of_find_device_by_node() both call get_device() to increment the reference count of the found device before returning the pointer. In mtk_drm_get_al...
```diff diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index d5e6bab36414..f8a817689e16 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -387,19 +387,19 @@ static bool mtk_drm_get_all_drm_priv(struct device *dev) of_id...
db2e7bcee11cd57f95fef3c6cbb562d0577eb84a
Analyze and fix the following issue in the Linux kernel code: drm: nova-drm: fix 32-bit arm build
Problem Details: In 32-bit arm, the build fails with: error[E0308]: mismatched types --> drivers/gpu/drm/nova/file.rs:42:28 | 42 | getparam.set_value(value); | --------- ^^^^^ expected `u64`, found `u32` | | | argument...
```diff diff --git a/drivers/gpu/drm/nova/file.rs b/drivers/gpu/drm/nova/file.rs index 7e59a34b830d..4fe62cf98a23 100644 --- a/drivers/gpu/drm/nova/file.rs +++ b/drivers/gpu/drm/nova/file.rs @@ -39,7 +39,8 @@ impl File { _ => return Err(EINVAL), }; - getparam.set_value(value); + #[...
27f94b71532203b079537180924023a5f636fca1
Analyze and fix the following issue in the Linux kernel code: arm64: dts: qcom: qcm2290: Disable USB SS bus instances in park mode
Problem Details: 2290 was found in the field to also require this quirk, as long & high-bandwidth workloads (e.g. USB ethernet) are consistently able to crash the controller otherwise. The same change has been made for a number of SoCs in [1], but QCM2290 somehow escaped the list (even though the very closely related ...
```diff diff --git a/arch/arm64/boot/dts/qcom/qcm2290.dtsi b/arch/arm64/boot/dts/qcom/qcm2290.dtsi index eb489d0a684a..77d7ee17ba90 100644 --- a/arch/arm64/boot/dts/qcom/qcm2290.dtsi +++ b/arch/arm64/boot/dts/qcom/qcm2290.dtsi @@ -1460,6 +1460,7 @@ snps,has-lpm-erratum; snps,hird-threshold = /bits/ 8 <0x10>; ...
c80d79720647ed77ebc0198abd5a0807efdaff0b
Analyze and fix the following issue in the Linux kernel code: bpf/selftests: Fix test_tcpnotify_user
Problem Details: Based on a bisect, it appears that commit 7ee988770326 ("timers: Implement the hierarchical pull model") has somehow inadvertently broken BPF selftest test_tcpnotify_user. The error that is being generated by this test is as follows: FAILED: Wrong stats Expected 10 calls, got 8 It looks like the cha...
```diff diff --git a/tools/testing/selftests/bpf/progs/test_tcpnotify_kern.c b/tools/testing/selftests/bpf/progs/test_tcpnotify_kern.c index 540181c115a8..ef00d38b0a8d 100644 --- a/tools/testing/selftests/bpf/progs/test_tcpnotify_kern.c +++ b/tools/testing/selftests/bpf/progs/test_tcpnotify_kern.c @@ -23,7 +23,6 @@ str...
12da2b92ad50e6602b4c5e9073d71f2368b70b63
Analyze and fix the following issue in the Linux kernel code: net: libwx: Fix the size in RSS hash key population
Problem Details: While trying to fill a random RSS key, the size of the pointer is being used rather than the actual size of the RSS key. Fix by passing an appropriate value of the RSS key. This issue was reported by static coverity analyser. Fixes: eb4898fde1de8 ("net: libwx: add wangxun vf common api") Signed-off-b...
```diff diff --git a/drivers/net/ethernet/wangxun/libwx/wx_vf_lib.c b/drivers/net/ethernet/wangxun/libwx/wx_vf_lib.c index 5d48df7a849f..3023ea2732ef 100644 --- a/drivers/net/ethernet/wangxun/libwx/wx_vf_lib.c +++ b/drivers/net/ethernet/wangxun/libwx/wx_vf_lib.c @@ -192,7 +192,7 @@ void wx_setup_vfmrqc_vf(struct wx *wx...
d19c541d269eddd9702b687fd4ba587c7da497a2
Analyze and fix the following issue in the Linux kernel code: KVM: arm64: Correctly populate FAR_EL2 on nested SEA injection
Problem Details: vcpu_write_sys_reg()'s signature is not totally obvious, and it is rather easy to write something that looks correct, except that... Oh wait... Swap addr and FAR_EL2 to restore some sanity in the nested SEA department. Fixes: 9aba641b9ec2a ("KVM: arm64: nv: Respect exception routing rules for SEAs") ...
```diff diff --git a/arch/arm64/kvm/emulate-nested.c b/arch/arm64/kvm/emulate-nested.c index 90cb4b7ae0ff..af69c897c2c3 100644 --- a/arch/arm64/kvm/emulate-nested.c +++ b/arch/arm64/kvm/emulate-nested.c @@ -2833,7 +2833,7 @@ int kvm_inject_nested_sea(struct kvm_vcpu *vcpu, bool iabt, u64 addr) iabt ? ESR_ELx_E...
6cc44e9618f03f1deb9a092698c0b0ce20990221
Analyze and fix the following issue in the Linux kernel code: drm: Add directive to format code in comment
Problem Details: Add formatting directive line in function `drm_gpuvm_sm_map_exec_lock()` comment to clear warning messages shown bellow that appears generating documentation `make htmldocs`. Warning: ./drivers/gpu/drm/drm_gpuvm.c:2444: Unexpected indentation. Warning: ./drivers/gpu/drm/drm_gpuvm.c:2446: Block quo...
```diff diff --git a/drivers/gpu/drm/drm_gpuvm.c b/drivers/gpu/drm/drm_gpuvm.c index bbc7fecb6f4a..74d949995a72 100644 --- a/drivers/gpu/drm/drm_gpuvm.c +++ b/drivers/gpu/drm/drm_gpuvm.c @@ -2432,6 +2432,8 @@ static const struct drm_gpuvm_ops lock_ops = { * * The expected usage is: * + * .. code-block:: c + * *...
989fe6771266bdb82a815d78802c5aa7c918fdfd
Analyze and fix the following issue in the Linux kernel code: drm/nouveau/gsp: fix mismatched alloc/free for kvmalloc()
Problem Details: Replace kfree() with kvfree() for memory allocated by kvmalloc(). Compile-tested only. Cc: stable@vger.kernel.org Fixes: 8a8b1ec5261f ("drm/nouveau/gsp: split rpc handling out on its own") Signed-off-by: Qianfeng Rong <rongqianfeng@vivo.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Acked-by: Zhi Wa...
```diff diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/rpc.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/rpc.c index 9d06ff722fea..0dc4782df8c0 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/rpc.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/rpc.c @@ -325,7 +325,7 @@ r535_gsp_...
c87bd4dd43a624109c3cc42d843138378a7f4548
Analyze and fix the following issue in the Linux kernel code: KVM: x86: use array_index_nospec with indices that come from guest
Problem Details: min and dest_id are guest-controlled indices. Using array_index_nospec() after the bounds checks clamps these values to mitigate speculative execution side-channels. Signed-off-by: Thijs Raymakers <thijs@raymakers.nl> Cc: stable@vger.kernel.org Cc: Sean Christopherson <seanjc@google.com> Cc: Paolo Bon...
```diff diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index 8172c2042dd6..5fc437341e03 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -810,6 +810,8 @@ static int __pv_send_ipi(unsigned long *ipi_bitmap, struct kvm_apic_map *map, if (min > map->max_apic_id) return 0; + min = array_inde...
f604d3aaf64ff0d90cc875295474d3abf4155629
Analyze and fix the following issue in the Linux kernel code: mlxsw: spectrum: Forward packets with an IPv4 link-local source IP
Problem Details: By default, the device does not forward IPv4 packets with a link-local source IP (i.e., 169.254.0.0/16). This behavior does not align with the kernel which does forward them. Fix by instructing the device to forward such packets instead of dropping them. Fixes: ca360db4b825 ("mlxsw: spectrum: Disable...
```diff diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 618957d65663..9a2d64a0a858 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -2375,6 +2375,8 @@ static const struct mlxsw_listener ...