diff options
| author | Mario Limonciello <mario.limonciello@amd.com> | 2025-07-15 14:41:46 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-07-28 16:28:34 -0400 |
| commit | b174084b3fe15ad1acc69530e673c1535d2e4f85 (patch) | |
| tree | 58d5d890277bb133b228cb565ce43a5d4db3b752 | |
| parent | a5ce8695d6d1b40d6960d2d298b579042c158f25 (diff) | |
drm/amd/display: Only finalize atomic_obj if it was initialized
[Why]
If amdgpu_dm failed to initalize before amdgpu_dm_initialize_drm_device()
completed then freeing atomic_obj will lead to list corruption.
[How]
Check if atomic_obj state is initialized before trying to free.
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Ivan Lipski <ivan.lipski@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 468c9c5a6773..5db0df2b0ecb 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -5410,7 +5410,8 @@ fail: static void amdgpu_dm_destroy_drm_device(struct amdgpu_display_manager *dm) { - drm_atomic_private_obj_fini(&dm->atomic_obj); + if (dm->atomic_obj.state) + drm_atomic_private_obj_fini(&dm->atomic_obj); } /****************************************************************************** |