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Commit 4ebf8483 authored by Yue Hin Lau's avatar Yue Hin Lau Committed by Alex Deucher
Browse files

drm/amd/display: check for null before calling is_blanked 



Signed-off-by: default avatarYue Hin Lau <Yuehin.Lau@amd.com>
Reviewed-by: default avatarEric Bernstein <Eric.Bernstein@amd.com>
Acked-by: default avatarHarry Wentland <harry.wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent b5f96fe1

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

+2 −2
Original line number Diff line number Diff line
@@ -580,7 +580,7 @@ static void program_timing_sync( 
		for (j = 0; j < group_size; j++) {

			struct pipe_ctx *temp;



			if (!pipe_set[j]->stream_res.tg->funcs->is_blanked(pipe_set[j]->stream_res.tg)) {

			if (pipe_set[j]->stream_res.tg->funcs->is_blanked && !pipe_set[j]->stream_res.tg->funcs->is_blanked(pipe_set[j]->stream_res.tg)) {

				if (j == 0)

					break;
@@ -593,7 +593,7 @@ static void program_timing_sync( 


		/* remove any other unblanked pipes as they have already been synced */

		for (j = j + 1; j < group_size; j++) {

			if (!pipe_set[j]->stream_res.tg->funcs->is_blanked(pipe_set[j]->stream_res.tg)) {

			if (pipe_set[j]->stream_res.tg->funcs->is_blanked && !pipe_set[j]->stream_res.tg->funcs->is_blanked(pipe_set[j]->stream_res.tg)) {

				group_size--;

				pipe_set[j] = pipe_set[group_size];

				j--;