Commit 457b74cb authored by Yongqiang Sun's avatar Yongqiang Sun Committed by Alex Deucher
Browse files

drm/amd/display: Null check clock source. 



Signed-off-by: default avatarYongqiang Sun <yongqiang.sun@amd.com>
Acked-by: default avatarHarry Wentland <Harry.Wentland@amd.com>
Reviewed-by: default avatarTony Cheng <Tony.Cheng@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent ab2541b6

drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c

+2 −1
Original line number Diff line number Diff line
@@ -74,7 +74,8 @@ void dp_enable_link_phy( 
		if (pipes[i].stream != NULL &&

			pipes[i].stream->sink != NULL &&

			pipes[i].stream->sink->link == link) {

			if (pipes[i].clock_source->id != CLOCK_SOURCE_ID_DP_DTO) {

			if (pipes[i].clock_source != NULL &&

					pipes[i].clock_source->id != CLOCK_SOURCE_ID_DP_DTO) {

				pipes[i].clock_source = dp_cs;

				pipes[i].pix_clk_params.requested_pix_clk =

						pipes[i].stream->public.timing.pix_clk_khz;