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drm/amd/display: add missing null check

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

Reviewed-by: Martin Leung <Martin.Leung@amd.com>
Acked-by: Jasdeep Dhillon <jdhillon@amd.com>
Signed-off-by: Wenjing Liu <wenjing.liu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Wenjing Liu
2022-09-13 19:04:56 -04:00
committed by Alex Deucher
parent c55bf690fe
commit 567df29f51
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
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@@ -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,