diff options
| author | Yu Jiaoliang <yujiaoliang@vivo.com> | 2024-08-21 16:40:36 +0200 |
|---|---|---|
| committer | Andi Shyti <andi.shyti@linux.intel.com> | 2024-08-24 01:13:08 +0200 |
| commit | 3126d5fff54368288e7fe1c0fd4ecb36b868e5aa (patch) | |
| tree | 66a6ce5d28b07fbe941c4f19d8c8446b6962a4d3 | |
| parent | 6628851159c77cf5666160e0272d46acc0772a6c (diff) | |
drm/i915/gt: Use kmemdup_array instead of kmemdup for multiple allocation
Let the kememdup_array() take care about multiplication and possible
overflows.
v2:
- Change subject
- Leave one blank line between the commit log and the tag section
- Fix code alignment issue
v3:
- Fix code alignment
- Apply the patch on a clean drm-tip
Signed-off-by: Yu Jiaoliang <yujiaoliang@vivo.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240821144036.343556-1-andi.shyti@linux.intel.com
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_workarounds.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index bfe6d8fc820f..baa609bdf7cb 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -111,9 +111,8 @@ static void wa_init_finish(struct i915_wa_list *wal) { /* Trim unused entries. */ if (!IS_ALIGNED(wal->count, WA_LIST_CHUNK)) { - struct i915_wa *list = kmemdup(wal->list, - wal->count * sizeof(*list), - GFP_KERNEL); + struct i915_wa *list = kmemdup_array(wal->list, wal->count, + sizeof(*list), GFP_KERNEL); if (list) { kfree(wal->list); |