Commit 567df29f authored by Wenjing Liu's avatar Wenjing Liu Committed by Alex Deucher
Browse files

drm/amd/display: add missing null check 



[why]
There is a coding error for a missing null check for stream pointer when iterating through
pipe_ctx.

Reviewed-by: default avatarMartin Leung <Martin.Leung@amd.com>
Acked-by: default avatarJasdeep Dhillon <jdhillon@amd.com>
Signed-off-by: default avatarWenjing Liu <wenjing.liu@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent c55bf690

drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c

+1 −1
Original line number Diff line number Diff line
@@ -1303,7 +1303,7 @@ static void apply_symclk_on_tx_off_wa(struct dc_link *link) 
	if (link->phy_state.symclk_ref_cnts.otg > 0) {

		for (i = 0; i < MAX_PIPES; i++) {

			pipe_ctx = &dc->current_state->res_ctx.pipe_ctx[i];

			if (pipe_ctx->stream->link == link && pipe_ctx->top_pipe == NULL) {

			if (pipe_ctx->stream && pipe_ctx->stream->link == link && pipe_ctx->top_pipe == NULL) {

				pipe_ctx->clock_source->funcs->program_pix_clk(

						pipe_ctx->clock_source,

						&pipe_ctx->stream_res.pix_clk_params,