Commit 722e96c9 authored by Alex Hung's avatar Alex Hung Committed by Alex Deucher
Browse files

drm/amd/display: Check null pointers before using them 



[WHAT & HOW]
dc_link is null checked previously in the same function, indicating it
might be null as reported by Coverity.

This fixes 1 FORWARD_NULL issue reported by Coverity.

Signed-off-by: default avatarAlex Hung <alex.hung@amd.com>
Reviewed-by: default avatarRodrigo Siqueira <rodrigo.siqueira@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarRodrigo Siqueira <rodrigo.siqueira@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 3f96f545

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c

+2 −1
Original line number Diff line number Diff line
@@ -12083,6 +12083,7 @@ void amdgpu_dm_update_freesync_caps(struct drm_connector *connector, 
		}

	}



	if (amdgpu_dm_connector->dc_link)

		as_type = dm_get_adaptive_sync_support_type(amdgpu_dm_connector->dc_link);



	if (as_type == FREESYNC_TYPE_PCON_IN_WHITELIST) {