diff options
| author | Alex Hung <alex.hung@amd.com> | 2026-03-09 20:16:08 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2026-03-23 21:14:59 +0300 |
| commit | 52024a94e7111366141cfc5d888b2ef011f879e5 (patch) | |
| tree | f38dd363c9d9eefeb6162fc4d623fb66bfa8e4e5 /drivers/gpu | |
| parent | 6c006fac2c17797510691c1848320a1659ff58b4 (diff) | |
| download | linux-52024a94e7111366141cfc5d888b2ef011f879e5.tar.xz | |
drm/amd/display: Fix drm_edid leak in amdgpu_dm
[WHAT]
When a sink is connected, aconnector->drm_edid was overwritten without
freeing the previous allocation, causing a memory leak on resume.
[HOW]
Free the previous drm_edid before updating it.
Reviewed-by: Roman Li <roman.li@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Chuanyu Tseng <chuanyu.tseng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -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 1e010d095f06..35c8666b23dc 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -3994,8 +3994,9 @@ void amdgpu_dm_update_connector_after_detect( aconnector->dc_sink = sink; dc_sink_retain(aconnector->dc_sink); + drm_edid_free(aconnector->drm_edid); + aconnector->drm_edid = NULL; if (sink->dc_edid.length == 0) { - aconnector->drm_edid = NULL; hdmi_cec_unset_edid(aconnector); if (aconnector->dc_link->aux_mode) { drm_dp_cec_unset_edid(&aconnector->dm_dp_aux.aux); |