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35f20acaa3585f25f8356da0ee6bc143e0256522
Analyze and fix the following issue in the Linux kernel code: md/raid0: don't free conf on raid0_run failure
Problem Details: The core md code calls the ->free method which already frees conf. Fixes: 0c031fd37f69 ("md: Move alloc/free acct bioset in to personality") Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Yu Kuai <yukuai3@huawei.com> Signed-off-by: Song Liu <song@kernel.org> Link: https://lore.kernel.org/r...
```diff diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c index c5d4aeb68404..81c01347cd24 100644 --- a/drivers/md/raid0.c +++ b/drivers/md/raid0.c @@ -365,18 +365,13 @@ static sector_t raid0_size(struct mddev *mddev, sector_t sectors, int raid_disks return array_sectors; } -static void free_conf(struct mddev *...
611d5cbc0b35a752e657a83eebadf40d814d006b
Analyze and fix the following issue in the Linux kernel code: md: fix deadlock between mddev_suspend and flush bio
Problem Details: Deadlock occurs when mddev is being suspended while some flush bio is in progress. It is a complex issue. T1. the first flush is at the ending stage, it clears 'mddev->flush_bio' and tries to submit data, but is blocked because mddev is suspended by T4. T2. the second flush sets 'mddev->flush_...
```diff diff --git a/drivers/md/md.c b/drivers/md/md.c index 6bac20e82ff0..e204e36e3170 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -549,13 +549,9 @@ static void md_end_flush(struct bio *bio) rdev_dec_pending(rdev, mddev); - if (atomic_dec_and_test(&mddev->flush_pending)) { - /* The pair is percpu_ref_...
03e792eaf18ec2e93e2c623f9f1a4bdb97fe4126
Analyze and fix the following issue in the Linux kernel code: md: change the return value type of md_write_start to void
Problem Details: Commit cc27b0c78c79 ("md: fix deadlock between mddev_suspend() and md_write_start()") aborted md_write_start() with false when mddev is suspended, which fixed a deadlock if calling mddev_suspend() with holding reconfig_mutex(). Since mddev_suspend() now includes lockdep_assert_not_held(), it no longer ...
```diff diff --git a/drivers/md/md.c b/drivers/md/md.c index 09c55d9a2c54..6bac20e82ff0 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -8640,12 +8640,12 @@ EXPORT_SYMBOL(md_done_sync); * A return value of 'false' means that the write wasn't recorded * and cannot proceed as the array is being suspend. */ -b...
9dd5134c61580ba4c219296c37e08ff64c109a74
Analyze and fix the following issue in the Linux kernel code: kunit/overflow: Adjust for __counted_by with DEFINE_RAW_FLEX()
Problem Details: When a flexible array structure has a __counted_by annotation, its use with DEFINE_RAW_FLEX() will result in the count being zero-initialized. This is expected since one doesn't want to use RAW with a counted_by struct. Adjust the tests to check for the condition and for compiler support. Reported-by:...
```diff diff --git a/lib/overflow_kunit.c b/lib/overflow_kunit.c index 4ef31b0bb74d..d305b0c054bb 100644 --- a/lib/overflow_kunit.c +++ b/lib/overflow_kunit.c @@ -1178,14 +1178,28 @@ struct foo { s16 array[] __counted_by(counter); }; +struct bar { + int a; + u32 counter; + s16 array[]; +}; + static void DEFINE_FL...
35feb8dbbca627d118ccc1f2111841788c142703
Analyze and fix the following issue in the Linux kernel code: drm/xe: Check valid domain is passed in xe_force_wake_ref
Problem Details: Assert domain is not XE_FORCEWAKE_ALL. v2 - use domain != XE_FORCEWAKE_ALL (Michal) v3 - Fix commit description. Cc: Michal Wajdeczko <michal.wajdeczko@intel.com> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Cc: Lucas De Marchi <lucas.demarchi@intel.com> Cc: Badal Nilawar <badal.nilawar@intel.com> Sign...
```diff diff --git a/drivers/gpu/drm/xe/xe_force_wake.h b/drivers/gpu/drm/xe/xe_force_wake.h index 8cbb04fe0ed9..a2577672f4e3 100644 --- a/drivers/gpu/drm/xe/xe_force_wake.h +++ b/drivers/gpu/drm/xe/xe_force_wake.h @@ -24,7 +24,7 @@ static inline int xe_force_wake_ref(struct xe_force_wake *fw, enum xe_force_wake_...
07c54cc5988f19c9642fd463c2dbdac7fc52f777
Analyze and fix the following issue in the Linux kernel code: tick/nohz_full: Don't abuse smp_call_function_single() in tick_setup_device()
Problem Details: After the recent commit 5097cbcb38e6 ("sched/isolation: Prevent boot crash when the boot CPU is nohz_full") the kernel no longer crashes, but there is another problem. In this case tick_setup_device() calls tick_take_do_timer_from_boot() to update tick_do_timer_cpu and this triggers the WARN_ON_ONCE(i...
```diff diff --git a/kernel/time/tick-common.c b/kernel/time/tick-common.c index d88b13076b79..a47bcf71defc 100644 --- a/kernel/time/tick-common.c +++ b/kernel/time/tick-common.c @@ -178,26 +178,6 @@ void tick_setup_periodic(struct clock_event_device *dev, int broadcast) } } -#ifdef CONFIG_NO_HZ_FULL -static void ...
31849bf07e0fb3e7d050c086b77ebdb6cec89167
Analyze and fix the following issue in the Linux kernel code: drm/amdgpu: Fix the BO release clear memory warning
Problem Details: This happens when the amdgpu_bo_release_notify running before amdgpu_ttm_set_buffer_funcs_status set the buffer funcs to enabled. check the buffer funcs enablement before calling the fill buffer memory. v2:(Christian) - Apply it only for GEM buffers and since GEM buffers are only allocated/free...
```diff diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index 67c234bcf89f..3adaa4670103 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -108,6 +108,7 @@ int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned...
b79922009214e6ab23c07db32a5606a45710f86e
Analyze and fix the following issue in the Linux kernel code: bcachefs: Add missing synchronize_srcu_expedited() call when shutting down
Problem Details: We use the polling interface to srcu for tracking pending frees; when shutting down we don't need to wait for an srcu barrier to free them, but SRCU still gets confused if we shutdown with an outstanding grace period. Reported-by: syzbot+6a038377f0a594d7d44e@syzkaller.appspotmail.com Reported-by: syzb...
```diff diff --git a/fs/bcachefs/btree_iter.c b/fs/bcachefs/btree_iter.c index 53b63be537e5..3694c600a3ad 100644 --- a/fs/bcachefs/btree_iter.c +++ b/fs/bcachefs/btree_iter.c @@ -3401,8 +3401,10 @@ void bch2_fs_btree_iter_exit(struct bch_fs *c) bch2_time_stats_exit(&s->lock_hold_times); } - if (c->btree_trans_ba...
9432e90df1b8a544f220fd455b2fa39eed8a535d
Analyze and fix the following issue in the Linux kernel code: bcachefs: Check for invalid bucket from bucket_gen(), gc_bucket()
Problem Details: Turn more asserts into proper recoverable error paths. Reported-by: syzbot+246b47da27f8e7e7d6fb@syzkaller.appspotmail.com Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
```diff diff --git a/fs/bcachefs/alloc_background.c b/fs/bcachefs/alloc_background.c index 346cd91f91f9..c4b6601f5b74 100644 --- a/fs/bcachefs/alloc_background.c +++ b/fs/bcachefs/alloc_background.c @@ -741,6 +741,7 @@ int bch2_trigger_alloc(struct btree_trans *trans, enum btree_iter_update_trigger_flags flag...
e0cb5722e112811d32d600ef750f9b39e6f684ca
Analyze and fix the following issue in the Linux kernel code: bcachefs: Fix snapshot_create_lock lock ordering
Problem Details: ====================================================== WARNING: possible circular locking dependency detected 6.10.0-rc2-ktest-00018-gebd1d148b278 #144 Not tainted ------------------------------------------------------ fio/1345 is trying to acquire lock: ffff88813e200ab8 (&c->snapshot_create_lock){++++...
```diff diff --git a/fs/bcachefs/fs-ioctl.c b/fs/bcachefs/fs-ioctl.c index 205a323ffc6d..3551a737181b 100644 --- a/fs/bcachefs/fs-ioctl.c +++ b/fs/bcachefs/fs-ioctl.c @@ -308,8 +308,8 @@ static int bch2_ioc_goingdown(struct bch_fs *c, u32 __user *arg) return ret; } -static long __bch2_ioctl_subvolume_create(struct...
f9035b0ce60cfaf8abd7e1cd5c55690c739aaaf6
Analyze and fix the following issue in the Linux kernel code: bcachefs: Fix refcount leak in check_fix_ptrs()
Problem Details: fsck_err() does a goto fsck_err on error; factor out check_fix_ptr() so that our error label can drop our device ref. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
```diff diff --git a/fs/bcachefs/buckets.c b/fs/bcachefs/buckets.c index ed97712d0db1..75a54ed977d7 100644 --- a/fs/bcachefs/buckets.c +++ b/fs/bcachefs/buckets.c @@ -465,143 +465,161 @@ int bch2_update_cached_sectors_list(struct btree_trans *trans, unsigned dev, s64 return bch2_update_replicas_list(trans, &r.e, sect...
2760bfe38826f65b1806f1cc62744404b5917dea
Analyze and fix the following issue in the Linux kernel code: bcachefs: Fix reporting of freed objects from key cache shrinker
Problem Details: We count objects as freed when we move them to the srcu-pending lists because we're doing the equivalent of a kfree_srcu(); the only difference is managing the pending list ourself means we can allocate from the pending list. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
```diff diff --git a/fs/bcachefs/btree_key_cache.c b/fs/bcachefs/btree_key_cache.c index eaf012ddca08..2ad3d27c91e6 100644 --- a/fs/bcachefs/btree_key_cache.c +++ b/fs/bcachefs/btree_key_cache.c @@ -841,7 +841,6 @@ static unsigned long bch2_btree_key_cache_scan(struct shrinker *shrink, six_lock_exit(&ck->c.lock); ...
26447d224a7f48f669bf95a98fa29c8f50da4d63
Analyze and fix the following issue in the Linux kernel code: bcachefs: fix the display format for show-super
Problem Details: There are three keys displayed in non-uniform format. Let's fix them. [Before] ``` Label: testbcachefs Version: 1.9: (unknown version) Version upgrade complete: 0.0: (unknown version) ``` [After] ``` Label: testbcachefs Version: 1.9: (unknown version) Version upgrade complete: 0.0: (unknown v...
```diff diff --git a/fs/bcachefs/super-io.c b/fs/bcachefs/super-io.c index d73a0222f709..055478d21e9e 100644 --- a/fs/bcachefs/super-io.c +++ b/fs/bcachefs/super-io.c @@ -1310,15 +1310,15 @@ void bch2_sb_to_text(struct printbuf *out, struct bch_sb *sb, prt_printf(out, "Device index:\t%u\n", sb->dev_idx); - prt_st...
dab1870439a1176969c5bf06247e088ad0a3551d
Analyze and fix the following issue in the Linux kernel code: bcachefs: fix stack frame size in fsck.c
Problem Details: fsck.c always runs top of the stack so we're not too concerned here; noinline_for_stack is sufficient Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
```diff diff --git a/fs/bcachefs/fsck.c b/fs/bcachefs/fsck.c index fd277bd58ed3..921bcdb3e5e4 100644 --- a/fs/bcachefs/fsck.c +++ b/fs/bcachefs/fsck.c @@ -1677,6 +1677,7 @@ static int check_subdir_count(struct btree_trans *trans, struct inode_walker *w) trans_was_restarted(trans, restart_count); } +noinline_for_s...
1c8cc24eef4a0e824f75e38f82766e4baede24ca
Analyze and fix the following issue in the Linux kernel code: bcachefs: Fix incorrect error handling found_btree_node_is_readable()
Problem Details: error handling here is slightly odd, which is why we were accidently calling evict() on an error pointer Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
```diff diff --git a/fs/bcachefs/btree_node_scan.c b/fs/bcachefs/btree_node_scan.c index 45cb8149d374..2cb0442f6cc9 100644 --- a/fs/bcachefs/btree_node_scan.c +++ b/fs/bcachefs/btree_node_scan.c @@ -72,10 +72,11 @@ static bool found_btree_node_is_readable(struct btree_trans *trans, struct btree *b = bch2_btree_node...
430e29787fd013500c5907cdf3f7371cc97079ed
Analyze and fix the following issue in the Linux kernel code: dt-bindings: remoteproc: k3-dsp: Correct optional sram properties for AM62A SoCs
Problem Details: The C7xv-dsp on AM62A have 32KB L1 I-cache and a 64KB L1 D-cache. It does not have an addressable l1dram . So, remove this optional sram property from the bindings to fix device tree build warnings. Signed-off-by: Hari Nagalla <hnagalla@ti.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@lin...
```diff diff --git a/Documentation/devicetree/bindings/remoteproc/ti,k3-dsp-rproc.yaml b/Documentation/devicetree/bindings/remoteproc/ti,k3-dsp-rproc.yaml index 9768db8663eb..b51bb863d759 100644 --- a/Documentation/devicetree/bindings/remoteproc/ti,k3-dsp-rproc.yaml +++ b/Documentation/devicetree/bindings/remoteproc/ti...
a8768a134518e406d41799a3594aeb74e0889cf7
Analyze and fix the following issue in the Linux kernel code: md: do not delete safemode_timer in mddev_suspend
Problem Details: The deletion of safemode_timer in mddev_suspend() is redundant and potentially harmful now. If timer is about to be woken up but gets deleted, 'in_sync' will remain 0 until the next write, causing array to stay in the 'active' state instead of transitioning to 'clean'. Commit 0d9f4f135eb6 ("MD: Add de...
```diff diff --git a/drivers/md/md.c b/drivers/md/md.c index aff9118ff697..09c55d9a2c54 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -479,7 +479,6 @@ int mddev_suspend(struct mddev *mddev, bool interruptible) */ WRITE_ONCE(mddev->suspended, mddev->suspended + 1); - del_timer_sync(&mddev->safemode_timer)...
9a8ac1ec9efddce525c94822028fb6140c523be0
Analyze and fix the following issue in the Linux kernel code: drm/bridge: samsung-dsim: Fix porch calcalcuation rounding
Problem Details: The VFP, HBP, and HSA are divided between the available lanes if there is more than one lane. For certain timings and lane configurations, the HFP may not be evenly divisible. If the HFP is rounded down, it ends up being too small which can cause some monitors to not sync properly. In these instances,...
```diff diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c index 8476650c477c..e7e53a9e42af 100644 --- a/drivers/gpu/drm/bridge/samsung-dsim.c +++ b/drivers/gpu/drm/bridge/samsung-dsim.c @@ -1606,6 +1606,27 @@ static int samsung_dsim_atomic_check(struct drm_bridge *bridge, adj...
78c4c0011bb577a29906d8ca135795af2293c49e
Analyze and fix the following issue in the Linux kernel code: drm/bridge: samsung-dsim: Set P divider based on min/max of fin pll
Problem Details: The P divider should be set based on the min and max values of the fin pll which may vary between different platforms. These ranges are defined per platform, but hard-coded values were used instead which resulted in a smaller range available on the i.MX8M[MNP] than what was possible. As noted by Fried...
```diff diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c index 95fedc68b0ae..8476650c477c 100644 --- a/drivers/gpu/drm/bridge/samsung-dsim.c +++ b/drivers/gpu/drm/bridge/samsung-dsim.c @@ -574,8 +574,8 @@ static unsigned long samsung_dsim_pll_find_pms(struct samsung_dsim *dsi, ...
162e48cb1d84c2c966b649b8ac5c9d4f75f6d44f
Analyze and fix the following issue in the Linux kernel code: drm/bridge: tc358767: Check if fully initialized before signalling HPD event via IRQ
Problem Details: Make sure the connector is fully initialized before signalling any HPD events via drm_kms_helper_hotplug_event(), otherwise this may lead to NULL pointer dereference. Signed-off-by: Marek Vasut <marex@denx.de> Reviewed-by: Robert Foss <rfoss@kernel.org> Signed-off-by: Robert Foss <rfoss@kernel.org> Li...
```diff diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c index 32409f4aef6b..87c7346d037e 100644 --- a/drivers/gpu/drm/bridge/tc358767.c +++ b/drivers/gpu/drm/bridge/tc358767.c @@ -2152,7 +2152,7 @@ static irqreturn_t tc_irq_handler(int irq, void *arg) dev_err(tc->dev, "syserr %x\n"...
004370a82ae1f5a0fd5abc1077733f9b1a42e7c0
Analyze and fix the following issue in the Linux kernel code: drm/bridge: tc358767: Fix comment in tc_edp_mode_valid
Problem Details: Fix comment copy-paste error in tc_edp_mode_valid(), this function is validating DP/eDP clock, not DPI clock frequency. Update the comment to match. No functional change. Signed-off-by: Marek Vasut <marex@denx.de> Reviewed-by: Robert Foss <rfoss@kernel.org> Signed-off-by: Robert Foss <rfoss@kernel.org...
```diff diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c index fe2b93546eae..32409f4aef6b 100644 --- a/drivers/gpu/drm/bridge/tc358767.c +++ b/drivers/gpu/drm/bridge/tc358767.c @@ -1646,7 +1646,7 @@ tc_edp_mode_valid(struct drm_bridge *bridge, u32 req, avail; u32 bits_per_pixel = 2...
c695439d198d30e10553a3b98360c5efe77b6903
Analyze and fix the following issue in the Linux kernel code: Bluetooth: fix connection setup in l2cap_connect
Problem Details: The amp_id argument of l2cap_connect() was removed in commit 84a4bb6548a2 ("Bluetooth: HCI: Remove HCI_AMP support") It was always called with amp_id == 0, i.e. AMP_ID_BREDR == 0x00 (ie. non-AMP controller). In the above commit, the code path for amp_id != 0 was preserved, although it should have use...
```diff diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index c49e0d4b3c0d..aed025734d04 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -4011,8 +4011,8 @@ static void l2cap_connect(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, status = L2CAP_CS_AUTHOR_PEND; ...
806a5198c05987b748b50f3d0c0cfb3d417381a4
Analyze and fix the following issue in the Linux kernel code: Bluetooth: L2CAP: Fix rejecting L2CAP_CONN_PARAM_UPDATE_REQ
Problem Details: This removes the bogus check for max > hcon->le_conn_max_interval since the later is just the initial maximum conn interval not the maximum the stack could support which is really 3200=4000ms. In order to pass GAP/CONN/CPUP/BV-05-C one shall probably enter values of the following fields in IXIT that w...
```diff diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 9231396fe96f..c43716edf205 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -2113,18 +2113,46 @@ static inline int hci_check_conn_params(u16 min, u16 max, u16 latency, { u16 max_laten...
86fbd9f63a6b42b8f158361334f5a25762aea358
Analyze and fix the following issue in the Linux kernel code: Bluetooth: hci_sync: Fix not using correct handle
Problem Details: When setting up an advertisement the code shall always attempt to use the handle set by the instance since it may not be equal to the instance ID. Fixes: e77f43d531af ("Bluetooth: hci_core: Fix not handling hdev->le_num_of_adv_sets=1") Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
```diff diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c index 16daa79b7981..a8a7d2b36870 100644 --- a/net/bluetooth/hci_sync.c +++ b/net/bluetooth/hci_sync.c @@ -1194,7 +1194,7 @@ int hci_setup_ext_adv_instance_sync(struct hci_dev *hdev, u8 instance) cp.own_addr_type = own_addr_type; cp.channel_m...
eef8e906aea270f4b8912a0b51403b80aec54d30
Analyze and fix the following issue in the Linux kernel code: net: dsa: update the unicast MAC address when changing conduit
Problem Details: When changing DSA user interface conduit while the user interface is up, DSA exhibits different behavior in comparison to when the interface is down. This different behavior concerns the primary unicast MAC address stored in the port standalone FDB and in the conduit device UC database. If we put a sw...
```diff diff --git a/net/dsa/port.c b/net/dsa/port.c index e23db9507546..25258b33e59e 100644 --- a/net/dsa/port.c +++ b/net/dsa/port.c @@ -1467,10 +1467,34 @@ int dsa_port_change_conduit(struct dsa_port *dp, struct net_device *conduit, */ dsa_user_unsync_ha(dev); + /* If live-changing, we also need to uninstall ...
791b4089e326271424b78f2fae778b20e53d071b
Analyze and fix the following issue in the Linux kernel code: net/mlx5e: Fix features validation check for tunneled UDP (non-VXLAN) packets
Problem Details: Move the vxlan_features_check() call to after we verified the packet is a tunneled VXLAN packet. Without this, tunneled UDP non-VXLAN packets (for ex. GENENVE) might wrongly not get offloaded. In some cases, it worked by chance as GENEVE header is the same size as VXLAN, but it is obviously incorrect....
```diff diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index c53c99dde558..a605eae56685 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -4875,7 +4875,7 @@ static netdev_features_...
c6ae073f5903f6c6439d0ac855836a4da5c0a701
Analyze and fix the following issue in the Linux kernel code: geneve: Fix incorrect inner network header offset when innerprotoinherit is set
Problem Details: When innerprotoinherit is set, the tunneled packets do not have an inner Ethernet header. Change 'maclen' to not always assume the header length is ETH_HLEN, as there might not be a MAC header. This resolves issues with drivers (e.g. mlx5, in mlx5e_tx_tunnel_accel()) who rely on the skb inner network ...
```diff diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c index 51495cb4b9be..838e85ddec67 100644 --- a/drivers/net/geneve.c +++ b/drivers/net/geneve.c @@ -815,6 +815,7 @@ static int geneve_xmit_skb(struct sk_buff *skb, struct net_device *dev, struct geneve_dev *geneve, const struct ip_tunnel_info ...
d029edefed39647c797c2710aedd9d31f84c069e
Analyze and fix the following issue in the Linux kernel code: net dsa: qca8k: fix usages of device_get_named_child_node()
Problem Details: The documentation for device_get_named_child_node() mentions this important point: " The caller is responsible for calling fwnode_handle_put() on the returned fwnode pointer. " Add fwnode_handle_put() to avoid leaked references. Fixes: 1e264f9d2918 ("net: dsa: qca8k: add LEDs basic support") Reviewe...
```diff diff --git a/drivers/net/dsa/qca/qca8k-leds.c b/drivers/net/dsa/qca/qca8k-leds.c index 811ebeeff4ed..43ac68052baf 100644 --- a/drivers/net/dsa/qca/qca8k-leds.c +++ b/drivers/net/dsa/qca/qca8k-leds.c @@ -431,8 +431,11 @@ qca8k_parse_port_leds(struct qca8k_priv *priv, struct fwnode_handle *port, int p init_dat...
d37fe4255abe8e7b419b90c5847e8ec2b8debb08
Analyze and fix the following issue in the Linux kernel code: tcp: fix race in tcp_v6_syn_recv_sock()
Problem Details: tcp_v6_syn_recv_sock() calls ip6_dst_store() before inet_sk(newsk)->pinet6 has been set up. This means ip6_dst_store() writes over the parent (listener) np->dst_cookie. This is racy because multiple threads could share the same parent and their final np->dst_cookie could be wrong. Move ip6_dst_store...
```diff diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 8c577b651bfc..729faf8bd366 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -1439,7 +1439,6 @@ static struct sock *tcp_v6_syn_recv_sock(const struct sock *sk, struct sk_buff * */ newsk->sk_gso_type = SKB_GSO_TCPV6; - ip6_dst_store(...
54034bebb22fd4bef45a0404ed5f2d0c7d7ac126
Analyze and fix the following issue in the Linux kernel code: drm/panic: Add a kmsg panic screen
Problem Details: Add a kmsg option, which will display the last lines of kmsg, and should be similar to fbcon. Add a drm.panic_screen module parameter, so you can choose between the different panic screens available. two options currently, but more will be added later: * "user": a short message telling the user to reb...
```diff diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index 9703429de6b9..a9df94291622 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -137,6 +137,19 @@ config DRM_PANIC_DEBUG This is unsafe and should not be enabled on a production build. If in doubt, say "N". +config D...
fd660b1bd015e5aa9a558ee04088f2431010548d
Analyze and fix the following issue in the Linux kernel code: ASoC: Intel: avs: Fix route override
Problem Details: Instead of overriding existing memory strings that may be too short, just allocate needed memory and point the route at it. Reported-by: Jason Montleon <jmontleo@redhat.com> Link: https://github.com/thesofproject/avs-topology-xml/issues/22#issuecomment-2127892605 Reviewed-by: Cezary Rojewski <cezary.r...
```diff diff --git a/sound/soc/intel/avs/topology.c b/sound/soc/intel/avs/topology.c index 02bae207f6ec..b6c5d94a1554 100644 --- a/sound/soc/intel/avs/topology.c +++ b/sound/soc/intel/avs/topology.c @@ -1545,8 +1545,8 @@ static int avs_route_load(struct snd_soc_component *comp, int index, { struct snd_soc_acpi_mach ...
97ab304ecd95c0b1703ff8c8c3956dc6e2afe8e1
Analyze and fix the following issue in the Linux kernel code: ASoC: topology: Fix references to freed memory
Problem Details: Most users after parsing a topology file, release memory used by it, so having pointer references directly into topology file contents is wrong. Use devm_kmemdup(), to allocate memory as needed. Reported-by: Jason Montleon <jmontleo@redhat.com> Link: https://github.com/thesofproject/avs-topology-xml/i...
```diff diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c index 90ca37e008b3..75d9395a18ed 100644 --- a/sound/soc/soc-topology.c +++ b/sound/soc/soc-topology.c @@ -1060,15 +1060,32 @@ static int soc_tplg_dapm_graph_elems_load(struct soc_tplg *tplg, break; } - route->source = elem->source; - ro...
ce62600c4dbee8d43b02277669dd91785a9b81d9
Analyze and fix the following issue in the Linux kernel code: drm/bridge/panel: Fix runtime warning on panel bridge release
Problem Details: Device managed panel bridge wrappers are created by calling to drm_panel_bridge_add_typed() and registering a release handler for clean-up when the device gets unbound. Since the memory for this bridge is also managed and linked to the panel device, the release function should not try to free that mem...
```diff diff --git a/drivers/gpu/drm/bridge/panel.c b/drivers/gpu/drm/bridge/panel.c index 32506524d9a2..fe5fb08c9fc4 100644 --- a/drivers/gpu/drm/bridge/panel.c +++ b/drivers/gpu/drm/bridge/panel.c @@ -360,9 +360,12 @@ EXPORT_SYMBOL(drm_panel_bridge_set_orientation); static void devm_drm_panel_bridge_release(struct...
b880018edd3a577e50366338194dee9b899947e0
Analyze and fix the following issue in the Linux kernel code: drm/komeda: check for error-valued pointer
Problem Details: komeda_pipeline_get_state() may return an error-valued pointer, thus check the pointer for negative or null value before dereferencing. Fixes: 502932a03fce ("drm/komeda: Add the initial scaler support for CORE") Signed-off-by: Amjad Ouled-Ameur <amjad.ouled-ameur@arm.com> Signed-off-by: Maxime Ripard ...
```diff diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c index f3e744172673..f4e76b46ca32 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c @@ -259,7...
9ac7ba12d37b4c24f6db675ff7edb7e54f597a59
Analyze and fix the following issue in the Linux kernel code: ARM: 9403/1: Alpine: Spelling s/initialiing/initializing/
Problem Details: Fix a misspelling of "initializing". Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
```diff diff --git a/arch/arm/mach-alpine/alpine_cpu_pm.c b/arch/arm/mach-alpine/alpine_cpu_pm.c index 13ae8412e9ce..b48da6f12b6c 100644 --- a/arch/arm/mach-alpine/alpine_cpu_pm.c +++ b/arch/arm/mach-alpine/alpine_cpu_pm.c @@ -29,7 +29,7 @@ int alpine_cpu_wakeup(unsigned int phys_cpu, uint32_t phys_resume_addr) /* ...
8ede71e1202011d8bfceeab4737e6d52d88688ab
Analyze and fix the following issue in the Linux kernel code: ARM: 9402/1: Kconfig: Spelling s/Cortex A-/Cortex-A/
Problem Details: Fix a misspelling of "Cortex-A9", to make it easier to find which errata are applicable to Cortex-A9 CPU cores. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
```diff diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index ee5115252aac..9e0749b22446 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -735,7 +735,7 @@ config ARM_ERRATA_764319 bool "ARM errata: Read to DBGPRSR and DBGOSLSR may generate Undefined instruction" depends on CPU_V7 help - This option enab...
5add2f7288468f35a374620dabf126c13baaea9c
Analyze and fix the following issue in the Linux kernel code: netdevsim: fix backwards compatibility in nsim_get_iflink()
Problem Details: The default ndo_get_iflink() implementation returns the current ifindex of the netdev. But the overridden nsim_get_iflink() returns 0 if the current nsim is not linked, breaking backwards compatibility for userspace that depend on this behaviour. Fix the problem by returning the current ifindex if not...
```diff diff --git a/drivers/net/netdevsim/netdev.c b/drivers/net/netdevsim/netdev.c index c22897bf5509..017a6102be0a 100644 --- a/drivers/net/netdevsim/netdev.c +++ b/drivers/net/netdevsim/netdev.c @@ -324,7 +324,8 @@ static int nsim_get_iflink(const struct net_device *dev) rcu_read_lock(); peer = rcu_dereferenc...
f8d59fac575a624d1d4bd24424b3ec2bf5c4202a
Analyze and fix the following issue in the Linux kernel code: drm/sun4i: Fix layer zpos change/atomic modesetting
Problem Details: Identical configurations of planes can lead to different (and wrong) layer -> pipe routing at HW level, depending on the order of atomic plane changes. For example: - Layer 1 is configured to zpos 0 and thus uses pipe 0. No other layer is enabled. This is a typical situation at boot. - When a comp...
```diff diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.c b/drivers/gpu/drm/sun4i/sun8i_mixer.c index bdeb9b80e038..bd0fe2c6624e 100644 --- a/drivers/gpu/drm/sun4i/sun8i_mixer.c +++ b/drivers/gpu/drm/sun4i/sun8i_mixer.c @@ -250,12 +250,73 @@ int sun8i_mixer_drm_format_to_hw(u32 format, u32 *hw_format) return -EINVAL; ...
3438558284c8a219c1a72c2094a05bc12e9fcb8f
Analyze and fix the following issue in the Linux kernel code: drm/xe/guc: Prefer GT oriented messages in xe_guc_pc
Problem Details: If possible, we should prefer xe_gt_err() over drm_err(). While at it, improve and fix some of the error messages. Also drop unnecessary "xe_gt_sysfs.h" include. Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com> Cc: Vinay Belgaumkar <vinay.belgaumkar@intel.com> Reviewed-by: Vinay Belgaumkar...
```diff diff --git a/drivers/gpu/drm/xe/xe_guc_pc.c b/drivers/gpu/drm/xe/xe_guc_pc.c index 2eb8584566eb..666a37106bc5 100644 --- a/drivers/gpu/drm/xe/xe_guc_pc.c +++ b/drivers/gpu/drm/xe/xe_guc_pc.c @@ -17,7 +17,7 @@ #include "xe_force_wake.h" #include "xe_gt.h" #include "xe_gt_idle.h" -#include "xe_gt_sysfs.h" +#in...
7eea2580994b4eb266fd9aa60b1c913be4151925
Analyze and fix the following issue in the Linux kernel code: drm/xe/guc: Add pc_to_ct() helper
Problem Details: We are converting xe_guc_pc to xe_guc_ct few times already. Add simple helper function to avoid code duplication. While at it, simplify other helper functions and fix order of local variables to match the guideline. Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com> Cc: Vinay Belgaumkar <vin...
```diff diff --git a/drivers/gpu/drm/xe/xe_guc_pc.c b/drivers/gpu/drm/xe/xe_guc_pc.c index b57207bb1f11..2eb8584566eb 100644 --- a/drivers/gpu/drm/xe/xe_guc_pc.c +++ b/drivers/gpu/drm/xe/xe_guc_pc.c @@ -19,6 +19,7 @@ #include "xe_gt_idle.h" #include "xe_gt_sysfs.h" #include "xe_gt_types.h" +#include "xe_guc.h" #inc...
75d8d7a63065b18df9555dbaab0b42d4c6f20943
Analyze and fix the following issue in the Linux kernel code: mlxsw: spectrum_acl: Fix ACL scale regression and firmware errors
Problem Details: ACLs that reside in the algorithmic TCAM (A-TCAM) in Spectrum-2 and newer ASICs can share the same mask if their masks only differ in up to 8 consecutive bits. For example, consider the following filters: # tc filter add dev swp1 ingress pref 1 proto ip flower dst_ip 192.0.2.0/24 action drop # tc fi...
```diff diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c index a7473e782b56..07cb1e26ca3e 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c @@ -391,7 +391,8 ...
97d833ceb27dc19f8777d63f90be4a27b5daeedf
Analyze and fix the following issue in the Linux kernel code: mlxsw: spectrum_acl_erp: Fix object nesting warning
Problem Details: ACLs in Spectrum-2 and newer ASICs can reside in the algorithmic TCAM (A-TCAM) or in the ordinary circuit TCAM (C-TCAM). The former can contain more ACLs (i.e., tc filters), but the number of masks in each region (i.e., tc chain) is limited. In order to mitigate the effects of the above limitation, th...
```diff diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c index d231f4d2888b..9eee229303cc 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c @@ -1217,18 +1217,6 @@ st...
b4a3a89fffcdf09702b1f161b914e52abca1894d
Analyze and fix the following issue in the Linux kernel code: lib: objagg: Fix general protection fault
Problem Details: The library supports aggregation of objects into other objects only if the parent object does not have a parent itself. That is, nesting is not supported. Aggregation happens in two cases: Without and with hints, where hints are a pre-computed recommendation on how to aggregate the provided objects. ...
```diff diff --git a/lib/objagg.c b/lib/objagg.c index 955538c90223..0f99ea5f5371 100644 --- a/lib/objagg.c +++ b/lib/objagg.c @@ -167,6 +167,9 @@ static int objagg_obj_parent_assign(struct objagg *objagg, { void *delta_priv; + if (WARN_ON(!objagg_obj_is_root(parent))) + return -EINVAL; + delta_priv = objagg->o...
06fcdf2494068ceb29686657f8e5d15084e6e0c3
Analyze and fix the following issue in the Linux kernel code: mlxsw: spectrum_acl_atcam: Fix wrong comment
Problem Details: The key is encoded, not encrypted. Fixes: c22291f7cf45 ("mlxsw: spectrum: acl: Implement delta for ERP") Signed-off-by: Ido Schimmel <idosch@nvidia.com> Reviewed-by: Amit Cohen <amcohen@nvidia.com> Tested-by: Alexander Zubkov <green@qrator.net> Signed-off-by: Petr Machata <petrm@nvidia.com> Reviewed-b...
```diff diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c index 4b713832fdd5..a7473e782b56 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c @@ -491,7 +491,7 ...
2aad28ec4543f4c3154f904bcd817e649ffb0ba6
Analyze and fix the following issue in the Linux kernel code: lib: test_objagg: Fix spelling
Problem Details: Fixes: 0a020d416d0a ("lib: introduce initial implementation of object aggregation manager") Signed-off-by: Ido Schimmel <idosch@nvidia.com> Reviewed-by: Amit Cohen <amcohen@nvidia.com> Tested-by: Alexander Zubkov <green@qrator.net> Signed-off-by: Petr Machata <petrm@nvidia.com> Reviewed-by: Simon Horma...
```diff diff --git a/lib/test_objagg.c b/lib/test_objagg.c index c0c957c50635..d34df4306b87 100644 --- a/lib/test_objagg.c +++ b/lib/test_objagg.c @@ -60,7 +60,7 @@ static struct objagg_obj *world_obj_get(struct world *world, if (!world->key_refs[key_id_index(key_id)]) { world->objagg_objs[key_id_index(key_id)] = ...
c1e156ae50ee520baf4e560b1284677ddfcea974
Analyze and fix the following issue in the Linux kernel code: lib: objagg: Fix spelling
Problem Details: Fixes: 0a020d416d0a ("lib: introduce initial implementation of object aggregation manager") Signed-off-by: Ido Schimmel <idosch@nvidia.com> Reviewed-by: Amit Cohen <amcohen@nvidia.com> Tested-by: Alexander Zubkov <green@qrator.net> Signed-off-by: Petr Machata <petrm@nvidia.com> Reviewed-by: Simon Horma...
```diff diff --git a/lib/objagg.c b/lib/objagg.c index 1e248629ed64..955538c90223 100644 --- a/lib/objagg.c +++ b/lib/objagg.c @@ -421,7 +421,7 @@ static struct objagg_obj *__objagg_obj_get(struct objagg *objagg, void *obj) * * There are 3 main options this function wraps: * 1) The object according to "obj" alrea...
b321cb83a375bcc18cd0a4b62bdeaf6905cca769
Analyze and fix the following issue in the Linux kernel code: drm/xe/pf: Assert LMEM provisioning is done only on DGFX
Problem Details: The Local Memory (aka VRAM) is only available on DGFX platforms. We shouldn't attempt to provision VFs with LMEM or attempt to update the LMTT on non-DGFX platforms. Add missing asserts that would enforce that and fix release code that could crash on iGFX due to uninitialized LMTT. Fixes: c063cce7df3a...
```diff diff --git a/drivers/gpu/drm/xe/xe_gt_sriov_pf_config.c b/drivers/gpu/drm/xe/xe_gt_sriov_pf_config.c index f49fc2917f93..694671497f6e 100644 --- a/drivers/gpu/drm/xe/xe_gt_sriov_pf_config.c +++ b/drivers/gpu/drm/xe/xe_gt_sriov_pf_config.c @@ -1290,6 +1290,9 @@ static void pf_reset_vf_lmtt(struct xe_device *xe, ...
b9b25c8496019402ecd64ddc5ae56f9bd97b12b2
Analyze and fix the following issue in the Linux kernel code: coresight: tmc: Remove duplicated include in coresight-tmc-core.c
Problem Details: The header files linux/acpi.h is included twice in coresight-tmc-core.c, so one inclusion of each can be removed. Reported-by: Abaci Robot <abaci@linux.alibaba.com> Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=8937 Signed-off-by: Yang Li <yang.lee@linux.alibaba.com> Signed-off-by: Suzuki K P...
```diff diff --git a/drivers/hwtracing/coresight/coresight-tmc-core.c b/drivers/hwtracing/coresight/coresight-tmc-core.c index 4f11a739ae4d..b54562f392f3 100644 --- a/drivers/hwtracing/coresight/coresight-tmc-core.c +++ b/drivers/hwtracing/coresight/coresight-tmc-core.c @@ -26,7 +26,6 @@ #include <linux/coresight.h> ...
065927b51eb1f042c3e026cebfd55e72ccc26093
Analyze and fix the following issue in the Linux kernel code: media: amphion: Remove lock in s_ctrl callback
Problem Details: There is no need to add a lock in s_ctrl callback, it has been synchronized by the ctrl_handler's lock, otherwise it may led to a deadlock if the driver calls v4l2_ctrl_s_ctrl(). Signed-off-by: Ming Qian <ming.qian@nxp.com> Signed-off-by: Sebastian Fricke <sebastian.fricke@collabora.com> Signed-off-by...
```diff diff --git a/drivers/media/platform/amphion/vdec.c b/drivers/media/platform/amphion/vdec.c index a57f9f4f3b87..6a38a0fa0e2d 100644 --- a/drivers/media/platform/amphion/vdec.c +++ b/drivers/media/platform/amphion/vdec.c @@ -195,7 +195,6 @@ static int vdec_op_s_ctrl(struct v4l2_ctrl *ctrl) struct vdec_t *vdec =...
48d85de244047eabe07c5040af12dfa736d61d6c
Analyze and fix the following issue in the Linux kernel code: media: mediatek: vcodec: Fix unreasonable data conversion
Problem Details: Both 'bs_dma' and 'dma_addr' are integers. No need to convert the type from dma_addr_t to uint64_t again. Fixes: d353c3c34af0 ("media: mediatek: vcodec: support 36 bits physical address") Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com> Signed-off-by: Sebastian Fricke <sebastian.fricke@collabora...
```diff diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp8_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp8_if.c index 4bc89c8644fe..5f848691cea4 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp8_if.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/...
59d438f8e02ca641c58d77e1feffa000ff809e9f
Analyze and fix the following issue in the Linux kernel code: media: mediatek: vcodec: Handle invalid decoder vsi
Problem Details: Handle an invalid decoder vsi in vpu_dec_init to ensure the decoder vsi is valid for future use. Fixes: 590577a4e525 ("[media] vcodec: mediatek: Add Mediatek V4L2 Video Decoder Driver") Signed-off-by: Irui Wang <irui.wang@mediatek.com> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregn...
```diff diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c index da6be556727b..145958206e38 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c @...
792196fd34b1811d1491000c76e73805f5f827ef
Analyze and fix the following issue in the Linux kernel code: media: mediatek: vcodec: add decoder command to support stateless decoder
Problem Details: The supported decoder commands are different for stateless and stateful architectures. Add stateless decoder commands to fix the v4l2-compliance test error below. Codec ioctls: VIDIOC_ENCODER_CMD returned -1 (Inappropriate ioctl for device) VIDIOC_TRY_ENCODER_CMD returned -1 (Inappropriate ioc...
```diff diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c index 9107707de6c4..98838217b97d 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vc...
58f880711f2ba53fd5e959875aff5b3bf6d5c32e
Analyze and fix the following issue in the Linux kernel code: xfs: make sure sb_fdblocks is non-negative
Problem Details: A user with a completely full filesystem experienced an unexpected shutdown when the filesystem tried to write the superblock during runtime. kernel shows the following dmesg: [ 8.176281] XFS (dm-4): Metadata corruption detected at xfs_sb_write_verify+0x60/0x120 [xfs], xfs_sb block 0x0 [ 8.17741...
```diff diff --git a/fs/xfs/libxfs/xfs_sb.c b/fs/xfs/libxfs/xfs_sb.c index 09e4bf949bf8..6b56f0f6d4c1 100644 --- a/fs/xfs/libxfs/xfs_sb.c +++ b/fs/xfs/libxfs/xfs_sb.c @@ -1038,11 +1038,12 @@ xfs_log_sb( * and hence we don't need have to update it here. */ if (xfs_has_lazysbcount(mp)) { - mp->m_sb.sb_icount = p...
38e3825631b1f314b21e3ade00b5a4d737eb054e
Analyze and fix the following issue in the Linux kernel code: drm/exynos/vidi: fix memory leak in .get_modes()
Problem Details: The duplicated EDID is never freed. Fix it. Cc: stable@vger.kernel.org Signed-off-by: Jani Nikula <jani.nikula@intel.com> Signed-off-by: Inki Dae <inki.dae@samsung.com>
```diff diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c index fab135308b70..11a720fef32b 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c @@ -309,6 +309,7 @@ static int vidi_get_modes(struct drm_connector *connector) ...
fe8a08973a0dea9757394c5adbdc3c0a03b0b432
Analyze and fix the following issue in the Linux kernel code: RAS/AMD/ATL: Fix MI300 bank hash
Problem Details: Apply the SID bits to the correct offset in the Bank value. Do this in the temporary value so they don't need to be masked off later. Fixes: 87a612375307 ("RAS/AMD/ATL: Add MI300 DRAM to normalized address translation support") Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com> Signed-off-by: Borisl...
```diff diff --git a/drivers/ras/amd/atl/umc.c b/drivers/ras/amd/atl/umc.c index 59b6169093f7..5cb92330dc67 100644 --- a/drivers/ras/amd/atl/umc.c +++ b/drivers/ras/amd/atl/umc.c @@ -189,16 +189,11 @@ static unsigned long convert_dram_to_norm_addr_mi300(unsigned long addr) /* Calculate hash for PC bit. */ if (add...
799d4b392417ed6889030a5b2335ccb6dcf030ab
Analyze and fix the following issue in the Linux kernel code: drm/exynos: hdmi: report safe 640x480 mode as a fallback when no EDID found
Problem Details: When reading EDID fails and driver reports no modes available, the DRM core adds an artificial 1024x786 mode to the connector. Unfortunately some variants of the Exynos HDMI (like the one in Exynos4 SoCs) are not able to drive such mode, so report a safe 640x480 mode instead of nothing in case of the E...
```diff diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c index e968824a4c72..1e26cd4f8347 100644 --- a/drivers/gpu/drm/exynos/exynos_hdmi.c +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c @@ -887,11 +887,11 @@ static int hdmi_get_modes(struct drm_connector *connector) int ret; i...
efdbe82a216191d77c8edd5e4dabc7cff7d790d9
Analyze and fix the following issue in the Linux kernel code: RAS/AMD/ATL: Add amd_atl pr_fmt() prefix
Problem Details: Prefix all AMD ATL pr_* statements with "amd_atl:". Signed-off-by: John Allen <john.allen@amd.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Link: https://lore.kernel.org/r/20240606203313.51197-2-john.allen@amd.com
```diff diff --git a/drivers/ras/amd/atl/internal.h b/drivers/ras/amd/atl/internal.h index 5de69e0bb0f9..cb0f96040fbd 100644 --- a/drivers/ras/amd/atl/internal.h +++ b/drivers/ras/amd/atl/internal.h @@ -21,6 +21,9 @@ #include "reg_fields.h" +#undef pr_fmt +#define pr_fmt(fmt) "amd_atl: " fmt + /* Maximum possible...
0579f27249047006a818e463ee66a6c314d04cea
Analyze and fix the following issue in the Linux kernel code: net: stmmac: dwmac-qcom-ethqos: Configure host DMA width
Problem Details: Commit 070246e4674b ("net: stmmac: Fix for mismatched host/device DMA address width") added support in the stmmac driver for platform drivers to indicate the host DMA width, but left it up to authors of the specific platforms to indicate if their width differed from the addr64 register read from the MA...
```diff diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c index e254b21fdb59..65d7370b47d5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c @@ -93,6 +93,7 @@ str...
4241665e6ea063a9c1d734de790121a71db763fc
Analyze and fix the following issue in the Linux kernel code: iio: chemical: bme680: Fix sensor data read operation
Problem Details: A read operation is happening as follows: a) Set sensor to forced mode b) Sensor measures values and update data registers and sleeps again c) Read data registers In the current implementation the read operation happens immediately after the sensor is set to forced mode so the sensor does not have th...
```diff diff --git a/drivers/iio/chemical/bme680.h b/drivers/iio/chemical/bme680.h index 4edc5d21cb9f..f959252a4fe6 100644 --- a/drivers/iio/chemical/bme680.h +++ b/drivers/iio/chemical/bme680.h @@ -54,7 +54,9 @@ #define BME680_NB_CONV_MASK GENMASK(3, 0) #define BME680_REG_MEAS_STAT_0 0x1D +#define BME680_N...
fdd478c3ae98c3f13628e110dce9b6cfb0d9b3c8
Analyze and fix the following issue in the Linux kernel code: iio: chemical: bme680: Fix overflows in compensate() functions
Problem Details: There are cases in the compensate functions of the driver that there could be overflows of variables due to bit shifting ops. These implications were initially discussed here [1] and they were mentioned in log message of Commit 1b3bd8592780 ("iio: chemical: Add support for Bosch BME680 sensor"). [1]: ...
```diff diff --git a/drivers/iio/chemical/bme680_core.c b/drivers/iio/chemical/bme680_core.c index 812829841733..5db48f6d646c 100644 --- a/drivers/iio/chemical/bme680_core.c +++ b/drivers/iio/chemical/bme680_core.c @@ -342,10 +342,10 @@ static s16 bme680_compensate_temp(struct bme680_data *data, if (!calib->par_t2) ...
b47c0fee73a810c4503c4a94ea34858a1d865bba
Analyze and fix the following issue in the Linux kernel code: iio: chemical: bme680: Fix calibration data variable
Problem Details: According to the BME68x Sensor API [1], the h6 calibration data variable should be an unsigned integer of size 8. [1]: https://github.com/boschsensortec/BME68x_SensorAPI/blob/v4.4.8/bme68x_defs.h#L789 Fixes: 1b3bd8592780 ("iio: chemical: Add support for Bosch BME680 sensor") Signed-off-by: Vasileios ...
```diff diff --git a/drivers/iio/chemical/bme680_core.c b/drivers/iio/chemical/bme680_core.c index 2c40c13fe97a..812829841733 100644 --- a/drivers/iio/chemical/bme680_core.c +++ b/drivers/iio/chemical/bme680_core.c @@ -38,7 +38,7 @@ struct bme680_calib { s8 par_h3; s8 par_h4; s8 par_h5; - s8 par_h6; + u8 par...
ae1f7b93b52095be6776d0f34957b4f35dda44d9
Analyze and fix the following issue in the Linux kernel code: iio: chemical: bme680: Fix pressure value output
Problem Details: The IIO standard units are measured in kPa while the driver is using hPa. Apart from checking the userspace value itself, it is mentioned also in the Bosch API [1] that the pressure value is in Pascal. [1]: https://github.com/boschsensortec/BME68x_SensorAPI/blob/v4.4.8/bme68x_defs.h#L742 Fixes: 1b3b...
```diff diff --git a/drivers/iio/chemical/bme680_core.c b/drivers/iio/chemical/bme680_core.c index ef5e0e46fd34..2c40c13fe97a 100644 --- a/drivers/iio/chemical/bme680_core.c +++ b/drivers/iio/chemical/bme680_core.c @@ -678,7 +678,7 @@ static int bme680_read_press(struct bme680_data *data, } *val = bme680_compensa...
9547d6a4c65e975e40e203900322342ef7379c52
Analyze and fix the following issue in the Linux kernel code: iio: humidity: hdc3020: fix hysteresis representation
Problem Details: According to the ABI docs hysteresis values are represented as offsets to threshold values. Current implementation represents hysteresis values as absolute values which is wrong. Nevertheless the device stores them as absolute values and the datasheet refers to them as clear thresholds. Fix the reading...
```diff diff --git a/drivers/iio/humidity/hdc3020.c b/drivers/iio/humidity/hdc3020.c index cdc4789213ba..a82dcc3da421 100644 --- a/drivers/iio/humidity/hdc3020.c +++ b/drivers/iio/humidity/hdc3020.c @@ -19,6 +19,7 @@ #include <linux/i2c.h> #include <linux/init.h> #include <linux/interrupt.h> +#include <linux/math64....
75183e461ce033605c3e85518a9f3d4e4ef848a3
Analyze and fix the following issue in the Linux kernel code: iio: dac: fix ad9739a random config compile error
Problem Details: WARNING: unmet direct dependencies detected for REGMAP_SPI Depends on [n]: SPI [=n] Selected by [m]: - AD9739A [=m] && IIO [=m] && (SPI [=n] || COMPILE_TEST [=y]) ... ERROR: modpost: "spi_write_then_read" [drivers/base/regmap/regmap-spi.ko] undefined! ERROR: modpost: "spi_async" [drivers/base/reg...
```diff diff --git a/drivers/iio/dac/Kconfig b/drivers/iio/dac/Kconfig index 3c2bf620f00f..ee0d9798d8b4 100644 --- a/drivers/iio/dac/Kconfig +++ b/drivers/iio/dac/Kconfig @@ -133,7 +133,7 @@ config AD5624R_SPI config AD9739A tristate "Analog Devices AD9739A RF DAC spi driver" - depends on SPI || COMPILE_TEST + dep...
f67ac0061c7614c1548963d3ef1ee1606efd8636
Analyze and fix the following issue in the Linux kernel code: RDMA/rxe: Fix responder length checking for UD request packets
Problem Details: According to the IBA specification: If a UD request packet is detected with an invalid length, the request shall be an invalid request and it shall be silently dropped by the responder. The responder then waits for a new request packet. commit 689c5421bfe0 ("RDMA/rxe: Fix incorrect responder length ch...
```diff diff --git a/drivers/infiniband/sw/rxe/rxe_resp.c b/drivers/infiniband/sw/rxe/rxe_resp.c index c6a7fa3054fa..6596a85723c9 100644 --- a/drivers/infiniband/sw/rxe/rxe_resp.c +++ b/drivers/infiniband/sw/rxe/rxe_resp.c @@ -344,6 +344,19 @@ static enum resp_states rxe_resp_check_length(struct rxe_qp *qp, * receiv...
aee2424246f9f1dadc33faa78990c1e2eb7826e4
Analyze and fix the following issue in the Linux kernel code: RDMA/iwcm: Fix a use-after-free related to destroying CM IDs
Problem Details: iw_conn_req_handler() associates a new struct rdma_id_private (conn_id) with an existing struct iw_cm_id (cm_id) as follows: conn_id->cm_id.iw = cm_id; cm_id->context = conn_id; cm_id->cm_handler = cma_iw_handler; rdma_destroy_id() frees both the cm_id and the struct rdma_id_p...
```diff diff --git a/drivers/infiniband/core/iwcm.c b/drivers/infiniband/core/iwcm.c index 4424f430fc08..1a6339f3a63f 100644 --- a/drivers/infiniband/core/iwcm.c +++ b/drivers/infiniband/core/iwcm.c @@ -368,8 +368,10 @@ EXPORT_SYMBOL(iw_cm_disconnect); * * Clean up all resources associated with the connection and r...
a821d7111e3f7c8869961b606714a299bfe20014
Analyze and fix the following issue in the Linux kernel code: iio: accel: fxls8962af: select IIO_BUFFER & IIO_KFIFO_BUF
Problem Details: Provide missing symbols to the module: ERROR: modpost: iio_push_to_buffers [drivers/iio/accel/fxls8962af-core.ko] undefined! ERROR: modpost: devm_iio_kfifo_buffer_setup_ext [drivers/iio/accel/fxls8962af-core.ko] undefined! Cc: stable@vger.kernel.org Fixes: 79e3a5bdd9ef ("iio: accel: fxls8962af: add hw...
```diff diff --git a/drivers/iio/accel/Kconfig b/drivers/iio/accel/Kconfig index c2da5066e9a7..80b57d3ee3a7 100644 --- a/drivers/iio/accel/Kconfig +++ b/drivers/iio/accel/Kconfig @@ -330,6 +330,8 @@ config DMARD10 config FXLS8962AF tristate depends on I2C || !I2C # cannot be built-in for modular I2C + select IIO_B...
a2b86132955268b2a1703082fbc2d4832fc001b8
Analyze and fix the following issue in the Linux kernel code: iio: adc: ad7266: Fix variable checking bug
Problem Details: The ret variable was not checked after iio_device_release_direct_mode(), which could possibly cause errors Fixes: c70df20e3159 ("iio: adc: ad7266: claim direct mode during sensor read") Signed-off-by: Fernando Yang <hagisf@usp.br> Link: https://lore.kernel.org/r/20240603180757.8560-1-hagisf@usp.br Cc:...
```diff diff --git a/drivers/iio/adc/ad7266.c b/drivers/iio/adc/ad7266.c index 353a97f9c086..13ea8a1073d2 100644 --- a/drivers/iio/adc/ad7266.c +++ b/drivers/iio/adc/ad7266.c @@ -157,6 +157,8 @@ static int ad7266_read_raw(struct iio_dev *indio_dev, ret = ad7266_read_single(st, val, chan->address); iio_device_rele...
89b898c627a49b978a4c323ea6856eacfc21f6ba
Analyze and fix the following issue in the Linux kernel code: iio: xilinx-ams: Don't include ams_ctrl_channels in scan_mask
Problem Details: ams_enable_channel_sequence constructs a "scan_mask" for all the PS and PL channels. This works out fine, since scan_index for these channels is less than 64. However, it also includes the ams_ctrl_channels, where scan_index is greater than 64, triggering undefined behavior. Since we don't need these c...
```diff diff --git a/drivers/iio/adc/xilinx-ams.c b/drivers/iio/adc/xilinx-ams.c index f0b71a1220e0..f52abf759260 100644 --- a/drivers/iio/adc/xilinx-ams.c +++ b/drivers/iio/adc/xilinx-ams.c @@ -414,8 +414,12 @@ static void ams_enable_channel_sequence(struct iio_dev *indio_dev) /* Run calibration of PS & PL as part...
a21d2cc2f9039023105bf9f9bf1acf324d5ebf9d
Analyze and fix the following issue in the Linux kernel code: arm64: dts: rockchip: set correct pwm0 pinctrl on rk3588-tiger
Problem Details: PWM0 on rk3588-tiger is connected to the BLT_CTRL pin of the Q7 connector meant as the name implies to control a backlight device. Therefore set the correct M1 pinctrl variant for it. The M0 variant cannot ever be used because that pin is routed to a connector pin on the Q7 connector that is reserved ...
```diff diff --git a/arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi index aebe1fedd2d8..615094bb8ba3 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi @@ -344,6 +344,11 @@ }; }; +&pwm0 { + pinctrl-0 = <&...
9f53b59f4843e7020f1cb0baecd2873f78136d76
Analyze and fix the following issue in the Linux kernel code: iio: chemical: ams-iaq-core: clean up codestyle warning
Problem Details: This fixes a checkpatch warning by changing the struct attribute from __attribute__((__packed__)) to __packed. Signed-off-by: Bruna Bispo <blbispo1@gmail.com> Link: https://lore.kernel.org/r/20240528143816.13409-1-blbispo1@gmail.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
```diff diff --git a/drivers/iio/chemical/ams-iaq-core.c b/drivers/iio/chemical/ams-iaq-core.c index 4d605c2b9750..10156d794092 100644 --- a/drivers/iio/chemical/ams-iaq-core.c +++ b/drivers/iio/chemical/ams-iaq-core.c @@ -24,7 +24,7 @@ struct ams_iaqcore_reading { u8 status; __be32 resistance; __be16 voc_ppb; -}...
7da4d6e178f405d7abdfc42ea7ac0074e9a6aa45
Analyze and fix the following issue in the Linux kernel code: gfs2: Fix and clean up function do_qc
Problem Details: Function do_qc() is supposed to be conceptually simple: it alters the current in-memory and on-disk quota change values for a given uid/gid by a given delta. If the on-disk record isn't defined yet, a new record is created. If the on-disk record exists and the resulting change value is zero, there no...
```diff diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c index 371fad7d64e7..29a69756cc32 100644 --- a/fs/gfs2/quota.c +++ b/fs/gfs2/quota.c @@ -702,32 +702,40 @@ static void do_qc(struct gfs2_quota_data *qd, s64 change) mutex_lock(&sdp->sd_quota_mutex); gfs2_trans_add_meta(ip->i_gl, qd->qd_bh); - if (!test_bit(QDF...
59ebc33201237bf38e5adca3794716100660c5b4
Analyze and fix the following issue in the Linux kernel code: gfs2: qd_check_sync cleanups
Problem Details: Rename qd_check_sync() to qd_grab_sync() and make it return a bool. Turn the sync_gen pointer into a regular u64 and pass in U64_MAX instead of a NULL pointer when sync generation checking isn't needed. Introduce a new qd_ungrab_sync() helper for undoing the effects of qd_grab_sync() if the subsequent...
```diff diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c index e0840b412d28..bbd66adaec3d 100644 --- a/fs/gfs2/quota.c +++ b/fs/gfs2/quota.c @@ -462,13 +462,13 @@ static void bh_put(struct gfs2_quota_data *qd) mutex_unlock(&sdp->sd_quota_mutex); } -static int qd_check_sync(struct gfs2_sbd *sdp, struct gfs2_quota_dat...
9f0fad0382124e7e23b3c730fa78818c22c89c0a
Analyze and fix the following issue in the Linux kernel code: Input: ili210x - fix ili251x_read_touch_data() return value
Problem Details: The caller of this function treats all non-zero values as an error, so the return value of i2c_master_recv() cannot be returned directly. This fixes touch reporting when there are more than 6 active touches. Fixes: ef536abd3afd1 ("Input: ili210x - define and use chip operations structure") Signed-off...
```diff diff --git a/drivers/input/touchscreen/ili210x.c b/drivers/input/touchscreen/ili210x.c index 31ffdc2a93f3..79bdb2b10949 100644 --- a/drivers/input/touchscreen/ili210x.c +++ b/drivers/input/touchscreen/ili210x.c @@ -261,8 +261,8 @@ static int ili251x_read_touch_data(struct i2c_client *client, u8 *data) if (!er...
f7fd6d04c1046107a87a0fc883ed044cf8b877a1
Analyze and fix the following issue in the Linux kernel code: arm64: dts: qcom: sc8280xp: Throttle the GPU when overheating
Problem Details: Add an 85C passive trip point with 1C of hysteresis to ensure the thermal framework takes sufficient action to prevent reaching junction temperature. Also, add passive polling to ensure more than one temperature change event is recorded. Fixes: 014bbc990e27 ("arm64: dts: qcom: sc8280xp: Introduce addi...
```diff diff --git a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi index 82c601ef3369..80a57aa22839 100644 --- a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi +++ b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi @@ -6004,10 +6004,25 @@ }; gpu-thermal { + polling-delay-passive = <250>; + ...
658a8805cb604260ae9f35ae5e50012e3d1ed5e3
Analyze and fix the following issue in the Linux kernel code: perf test: Speed up test case 70 annotate basic tests
Problem Details: On some s390 linux machine (mostly older models) and with debug packages installed, the test case 'perf annotate basic tests' runs for some longer time. Speed up the test and save the output of command perf annotate in a temporary file. This is used to perform pattern matching via grep command. This sa...
```diff diff --git a/tools/perf/tests/shell/annotate.sh b/tools/perf/tests/shell/annotate.sh index 1db1e8113d99..b072d9b97387 100755 --- a/tools/perf/tests/shell/annotate.sh +++ b/tools/perf/tests/shell/annotate.sh @@ -15,12 +15,13 @@ skip_test_missing_symbol ${testsym} err=0 perfdata=$(mktemp /tmp/__perf_test.perf...
c9d197ec16013cb2a3d4efa9b459dcc1be795551
Analyze and fix the following issue in the Linux kernel code: pm-graph: v5.12, fixes
Problem Details: - fix S3 suspend fail double run by using fp.flush to /sys/power/state - when running turbostat print the return value - handle case where html files have binary data - max issues in summary-issues is now 100 (in case there are thousands) - add backup to dmidecode, use /sys/class/dmi/id/ in case /dev/m...
```diff diff --git a/tools/power/pm-graph/sleepgraph.py b/tools/power/pm-graph/sleepgraph.py index 40ad221e8881..b709c5f2b6f1 100755 --- a/tools/power/pm-graph/sleepgraph.py +++ b/tools/power/pm-graph/sleepgraph.py @@ -86,7 +86,7 @@ def ascii(text): # store system values and test parameters class SystemValues: tit...
e5753da31c61a049113be99d27e9f46755484577
Analyze and fix the following issue in the Linux kernel code: powercap: idle_inject: Simplify if condition
Problem Details: The if condition !A || A && B can be simplified to !A || B. Fixes the following Coccinelle/coccicheck warning reported by excluded_middle.cocci: WARNING !A || A && B is equivalent to !A || B Compile-tested only. Signed-off-by: Thorsten Blum <thorsten.blum@toblux.com> Signed-off-by: Rafael J. Wysoc...
```diff diff --git a/drivers/powercap/idle_inject.c b/drivers/powercap/idle_inject.c index e18a2cc4e46a..bafc59904ed3 100644 --- a/drivers/powercap/idle_inject.c +++ b/drivers/powercap/idle_inject.c @@ -127,7 +127,7 @@ static enum hrtimer_restart idle_inject_timer_fn(struct hrtimer *timer) struct idle_inject_device *...
7bfb6a4289b0a63d67ec7d4ce3018cb4a7442f6a
Analyze and fix the following issue in the Linux kernel code: arm64: dts: qcom: sc8280xp-x13s: fix touchscreen power on
Problem Details: The Elan eKTH5015M touch controller on the X13s requires a 300 ms delay before sending commands after having deasserted reset during power on. Switch to the Elan specific binding so that the OS can determine the required power-on sequence and make sure that the controller is always detected during boo...
```diff diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts index e937732abede..4bf99b6b6e5f 100644 --- a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts +++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts @@ -655,1...
a5dc404213192229aeac362bdca0b5fa95a42c2d
Analyze and fix the following issue in the Linux kernel code: dmaengine: ti: k3-udma: fix module autoloading
Problem Details: Add MODULE_DEVICE_TABLE(), so the module could be properly autoloaded based on the alias from of_device_id table. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Link: https://lore.kernel.org/r/20240604130714.185681-1-krzysztof.kozlowski@linaro.org Signed-off-by: Vinod Koul <vkoul@kernel.org>
```diff diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index 6400d06588a2..d7259caa0200 100644 --- a/drivers/dma/ti/k3-udma.c +++ b/drivers/dma/ti/k3-udma.c @@ -4405,6 +4405,7 @@ static const struct of_device_id udma_of_match[] = { }, { /* Sentinel */ }, }; +MODULE_DEVICE_TABLE(of, udma_of_match)...
462237d2d93fc9e9221d1cf9f773954d27da83c0
Analyze and fix the following issue in the Linux kernel code: dmaengine: xilinx: xdma: Fix data synchronisation in xdma_channel_isr()
Problem Details: Requests the vchan lock before using xdma->stop_request. Fixes: 6a40fb824596 ("dmaengine: xilinx: xdma: Fix synchronization issue") Cc: stable@vger.kernel.org Signed-off-by: Louis Chauvet <louis.chauvet@bootlin.com> Link: https://lore.kernel.org/r/20240607-xdma-fixes-v2-1-0282319ce345@bootlin.com Sign...
```diff diff --git a/drivers/dma/xilinx/xdma.c b/drivers/dma/xilinx/xdma.c index e143a7330816..718842fdaf98 100644 --- a/drivers/dma/xilinx/xdma.c +++ b/drivers/dma/xilinx/xdma.c @@ -885,11 +885,11 @@ static irqreturn_t xdma_channel_isr(int irq, void *dev_id) u32 st; bool repeat_tx; + spin_lock(&xchan->vchan.lock...
231035f18d6b80e5c28732a20872398116a54ecd
Analyze and fix the following issue in the Linux kernel code: workqueue: Increase worker desc's length to 32
Problem Details: Commit 31c89007285d ("workqueue.c: Increase workqueue name length") increased WQ_NAME_LEN from 24 to 32, but forget to increase WORKER_DESC_LEN, which would cause truncation when setting kworker's desc from workqueue_struct's name, process_one_work() for example. Fixes: 31c89007285d ("workqueue.c: Inc...
```diff diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h index fb3993894536..d9968bfc8eac 100644 --- a/include/linux/workqueue.h +++ b/include/linux/workqueue.h @@ -95,7 +95,7 @@ enum wq_misc_consts { WORK_BUSY_RUNNING = 1 << 1, /* maximum string length for set_worker_desc() */ - WORKER_DESC_LEN...
0c76053e3fec801e86aca73f80072b3da4e72849
Analyze and fix the following issue in the Linux kernel code: drm: have config DRM_WERROR depend on !WERROR
Problem Details: If WERROR is already enabled, there's no point in enabling DRM_WERROR or asking users about it. Reported-by: Linus Torvalds <torvalds@linux-foundation.org> Closes: https://lore.kernel.org/r/CAHk-=whxT8D_0j=bjtrvj-O=VEOjn6GW8GK4j2V+BiDUntZKAQ@mail.gmail.com Fixes: f89632a9e5fa ("drm: Add CONFIG_DRM_WER...
```diff diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index 026444eeb5c6..d0aa277fc3bf 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -450,6 +450,7 @@ config DRM_PRIVACY_SCREEN config DRM_WERROR bool "Compile the drm subsystem with warnings as errors" depends on DRM && EXPER...
bce843065804f770ac469d32a3d455b9a997b55f
Analyze and fix the following issue in the Linux kernel code: regmap: maple: Switch to use kmemdup_array()
Problem Details: Let the kememdup_array() take care about multiplication and possible overflows. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20240606164717.3031107-5-andriy.shevchenko@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
```diff diff --git a/drivers/base/regmap/regcache-maple.c b/drivers/base/regmap/regcache-maple.c index e42433404854..f0df2da6d522 100644 --- a/drivers/base/regmap/regcache-maple.c +++ b/drivers/base/regmap/regcache-maple.c @@ -132,9 +132,9 @@ static int regcache_maple_drop(struct regmap *map, unsigned int min, lowe...
f755d6955338bc704168629f70b380658a4918df
Analyze and fix the following issue in the Linux kernel code: regmap: cache: Switch to use kmemdup_array()
Problem Details: Let the kememdup_array() take care about multiplication and possible overflows. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20240606164717.3031107-4-andriy.shevchenko@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
```diff diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c index bd7462c54271..7ec1ec605335 100644 --- a/drivers/base/regmap/regcache.c +++ b/drivers/base/regmap/regcache.c @@ -170,8 +170,8 @@ int regcache_init(struct regmap *map, const struct regmap_config *config) * a copy of it. */ ...
354662dc66f264b26c3e094162e0fad8715d009f
Analyze and fix the following issue in the Linux kernel code: regmap: cache: Use correct type of the rb_for_each() parameter
Problem Details: Compiler is not happy: regcache.c:410:9: warning: Using plain integer as NULL pointer Replace integer 0 by NULL. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20240606164717.3031107-3-andriy.shevchenko@linux.intel.com Signed-off-by: Mark Brown <...
```diff diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c index 2e41cb12b8e2..bd7462c54271 100644 --- a/drivers/base/regmap/regcache.c +++ b/drivers/base/regmap/regcache.c @@ -407,7 +407,7 @@ out: * have gone out of sync, force writes of all the paging * registers. */ - rb_for_each(n...
f6841d41a8a36a4c5cbfee39280845f83fed6a87
Analyze and fix the following issue in the Linux kernel code: regmap: Switch to use kmemdup_array()
Problem Details: Let the kememdup_array() take care about multiplication and possible overflows. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20240606164717.3031107-2-andriy.shevchenko@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
```diff diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 0a34dd3c4f38..88c02b71b2ee 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -2347,7 +2347,7 @@ out: } else { void *wval; - wval = kmemdup(val, val_count * val_bytes, map->alloc_flags); + wval =...
c44711b78608c98a3e6b49ce91678cd0917d5349
Analyze and fix the following issue in the Linux kernel code: liquidio: Adjust a NULL pointer handling path in lio_vf_rep_copy_packet
Problem Details: In lio_vf_rep_copy_packet() pg_info->page is compared to a NULL value, but then it is unconditionally passed to skb_add_rx_frag() which looks strange and could lead to null pointer dereference. lio_vf_rep_copy_packet() call trace looks like: octeon_droq_process_packets octeon_droq_fast_process_pack...
```diff diff --git a/drivers/net/ethernet/cavium/liquidio/lio_vf_rep.c b/drivers/net/ethernet/cavium/liquidio/lio_vf_rep.c index 96c6ea12279f..989b4ddae342 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_vf_rep.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_vf_rep.c @@ -272,13 +272,12 @@ lio_vf_rep_copy_packet(...
dd637f5cd5f334d2d014872544470031415cec3b
Analyze and fix the following issue in the Linux kernel code: platform/x86: dell-pc: avoid double free and invalid unregistration
Problem Details: If platform_profile_register() fails it does kfree(thermal_handler) and leaves the pointer value around. Any call to thermal_cleanup() will try to kfree(thermal_handler) again. This will happen right away in dell_init(). In addition, platform_profile_remove() will be called although no profile is regis...
```diff diff --git a/drivers/platform/x86/dell/dell-pc.c b/drivers/platform/x86/dell/dell-pc.c index dfe09c463d03..972385ca1990 100644 --- a/drivers/platform/x86/dell/dell-pc.c +++ b/drivers/platform/x86/dell/dell-pc.c @@ -261,8 +261,10 @@ static int thermal_init(void) /* Clean up if failed */ ret = platform_prof...
7f18bd49cb6b6a3ab6d860fefccdc94f2a247db0
Analyze and fix the following issue in the Linux kernel code: thermal: ACPI: Invalidate trip points with temperature of 0 or below
Problem Details: It is reported that commit 950210887670 ("thermal: core: Drop trips_disabled bitmask") causes the maximum frequency of CPUs to drop further down with every system sleep-wake cycle on Intel Core i7-4710HQ. This turns out to be due to a trip point whose temperature is equal to 0 degrees Celsius which is...
```diff diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c index d67881b50bca..a0cfc857fb55 100644 --- a/drivers/acpi/thermal.c +++ b/drivers/acpi/thermal.c @@ -168,11 +168,17 @@ static int acpi_thermal_get_polling_frequency(struct acpi_thermal *tz) static int acpi_thermal_temp(struct acpi_thermal *tz, int...
1af89dedc8a58006d8e385b1e0d2cd24df8a3b69
Analyze and fix the following issue in the Linux kernel code: thermal: core: Do not fail cdev registration because of invalid initial state
Problem Details: It is reported that commit 31a0fa0019b0 ("thermal/debugfs: Pass cooling device state to thermal_debug_cdev_add()") causes the ACPI fan driver to fail probing on some systems which turns out to be due to the _FST control method returning an invalid value until _FSL is first evaluated for the given fan. ...
```diff diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c index 30567b499455..d70e76dd3c94 100644 --- a/drivers/thermal/thermal_core.c +++ b/drivers/thermal/thermal_core.c @@ -999,9 +999,17 @@ __thermal_cooling_device_register(struct device_node *np, if (ret) goto out_cdev_type; + /* +...
645211db1394f0607935dd43d907af7a12631907
Analyze and fix the following issue in the Linux kernel code: crypto: lib - add missing MODULE_DESCRIPTION() macros
Problem Details: Fix the allmodconfig 'make W=1' warnings: WARNING: modpost: missing MODULE_DESCRIPTION() in lib/crypto/libchacha.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/crypto/libarc4.o WARNING: modpost: missing MODULE_DESCRIPTION() in lib/crypto/libdes.o WARNING: modpost: missing MODULE_DESCRIPTION() ...
```diff diff --git a/lib/crypto/arc4.c b/lib/crypto/arc4.c index c2020f19c652..838812d18216 100644 --- a/lib/crypto/arc4.c +++ b/lib/crypto/arc4.c @@ -71,4 +71,5 @@ void arc4_crypt(struct arc4_ctx *ctx, u8 *out, const u8 *in, unsigned int len) } EXPORT_SYMBOL(arc4_crypt); +MODULE_DESCRIPTION("ARC4 Cipher Algorithm"...
d7c897a9d8c35d6788b6d92072f5c93be89d4451
Analyze and fix the following issue in the Linux kernel code: crypto: ecdsa - Fix the public key format description
Problem Details: Public key blob is not just x and y concatenated. It follows RFC5480 section 2.2. Address this by re-documenting the function with the correct description of the format. Link: https://datatracker.ietf.org/doc/html/rfc5480 Fixes: 4e6602916bc6 ("crypto: ecdsa - Add support for ECDSA signature verificati...
```diff diff --git a/crypto/ecdsa.c b/crypto/ecdsa.c index 258fffbf623d..55114146ff84 100644 --- a/crypto/ecdsa.c +++ b/crypto/ecdsa.c @@ -215,9 +215,8 @@ static int ecdsa_ecc_ctx_reset(struct ecc_ctx *ctx) } /* - * Set the public key given the raw uncompressed key data from an X509 - * certificate. The key data co...
14cba6ace79627a57fb9058582b03f0ed3832390
Analyze and fix the following issue in the Linux kernel code: hwrng: amd - Convert PCIBIOS_* return codes to errnos
Problem Details: amd_rng_mod_init() uses pci_read_config_dword() that returns PCIBIOS_* codes. The return code is then returned as is but amd_rng_mod_init() is a module_init() function that should return normal errnos. Convert PCIBIOS_* returns code using pcibios_err_to_errno() into normal errno before returning it. ...
```diff diff --git a/drivers/char/hw_random/amd-rng.c b/drivers/char/hw_random/amd-rng.c index 86162a13681e..9a24d19236dc 100644 --- a/drivers/char/hw_random/amd-rng.c +++ b/drivers/char/hw_random/amd-rng.c @@ -143,8 +143,10 @@ static int __init amd_rng_mod_init(void) found: err = pci_read_config_dword(pdev, 0x58,...
0f9579d9e0331b6255132ac06bdf2c0a01cceb90
Analyze and fix the following issue in the Linux kernel code: fs/ntfs3: Add missing .dirty_folio in address_space_operations
Problem Details: After switching from pages to folio [1], it became evident that the initialization of .dirty_folio for page cache operations was missed for compressed files. [1] https://lore.kernel.org/ntfs3/20240422193203.3534108-1-willy@infradead.org Fixes: 82cae269cfa95 ("fs/ntfs3: Add initialization of super blo...
```diff diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c index aca697f6b428..e9a83a937a02 100644 --- a/fs/ntfs3/inode.c +++ b/fs/ntfs3/inode.c @@ -2131,5 +2131,6 @@ const struct address_space_operations ntfs_aops = { const struct address_space_operations ntfs_aops_cmpr = { .read_folio = ntfs_read_folio, .readahead...
24c5100aceedcd47af89aaa404d4c96cd2837523
Analyze and fix the following issue in the Linux kernel code: fs/ntfs3: Fix getting file type
Problem Details: An additional condition causes the mft record to be read from disk and get the file type dt_type. Fixes: 22457c047ed97 ("fs/ntfs3: Modified fix directory element type detection") Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
```diff diff --git a/fs/ntfs3/dir.c b/fs/ntfs3/dir.c index 1937e8e612f8..858efe255f6f 100644 --- a/fs/ntfs3/dir.c +++ b/fs/ntfs3/dir.c @@ -326,7 +326,8 @@ static inline int ntfs_filldir(struct ntfs_sb_info *sbi, struct ntfs_inode *ni, * It does additional locks/reads just to get the type of name. * Should we use ...
1c308ace1fd6de93bd0b7e1a5e8963ab27e2c016
Analyze and fix the following issue in the Linux kernel code: fs/ntfs3: Missed NI_FLAG_UPDATE_PARENT setting
Problem Details: Fixes: be71b5cba2e64 ("fs/ntfs3: Add attrib operations") Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
```diff diff --git a/fs/ntfs3/attrib.c b/fs/ntfs3/attrib.c index 7918ab1a3f35..0d13da5523b1 100644 --- a/fs/ntfs3/attrib.c +++ b/fs/ntfs3/attrib.c @@ -1738,6 +1738,7 @@ repack: attr_b->nres.total_size = cpu_to_le64(total_size); inode_set_bytes(&ni->vfs_inode, total_size); + ni->ni_flags |= NI_FLAG_UPDATE_PARENT; ...
69943484b95267c94331cba41e9e64ba7b24f136
Analyze and fix the following issue in the Linux kernel code: fs/ntfs3: Deny getting attr data block in compressed frame
Problem Details: Attempting to retrieve an attribute data block in a compressed frame is ignored. Fixes: be71b5cba2e64 ("fs/ntfs3: Add attrib operations") Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
```diff diff --git a/fs/ntfs3/attrib.c b/fs/ntfs3/attrib.c index 8638248d80d9..7918ab1a3f35 100644 --- a/fs/ntfs3/attrib.c +++ b/fs/ntfs3/attrib.c @@ -975,6 +975,19 @@ int attr_data_get_block(struct ntfs_inode *ni, CLST vcn, CLST clen, CLST *lcn, if (err) goto out; + /* Check for compressed frame. */ + err = att...
25610ff98d4a34e6a85cbe4fd8671be6b0829f8f
Analyze and fix the following issue in the Linux kernel code: fs/ntfs3: Fix transform resident to nonresident for compressed files
Problem Details: Сorrected calculation of required space len (in clusters) for attribute data storage in case of compression. Fixes: be71b5cba2e64 ("fs/ntfs3: Add attrib operations") Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
```diff diff --git a/fs/ntfs3/attrib.c b/fs/ntfs3/attrib.c index 9ccec4519074..8638248d80d9 100644 --- a/fs/ntfs3/attrib.c +++ b/fs/ntfs3/attrib.c @@ -231,7 +231,7 @@ int attr_make_nonresident(struct ntfs_inode *ni, struct ATTRIB *attr, struct ntfs_sb_info *sbi; struct ATTRIB *attr_s; struct MFT_REC *rec; - u32 u...
968fde83841a8c23558dfbd0a0c69d636db52b55
Analyze and fix the following issue in the Linux kernel code: net: hns3: add cond_resched() to hns3 ring buffer init process
Problem Details: Currently hns3 ring buffer init process would hold cpu too long with big Tx/Rx ring depth. This could cause soft lockup. So this patch adds cond_resched() to the process. Then cpu can break to run other tasks instead of busy looping. Fixes: a723fb8efe29 ("net: hns3: refine for set ring parameters") S...
```diff diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index ff71fb1eced9..a5fc0209d628 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -3535,6 +3535,9 @@ static int hns3_alloc_ring_buff...