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drm/amd/display: Skip plane when not found by stream id

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[Why & How]
dml_stream_idx will be -1 when it is not found. Check and skip in such a
case as -1 is not a valid array index.

This fixes a NEGATIVE_RETURNS issue reported by Coverity.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Hung 2024-04-26 10:02:55 -06:00 committed by Alex Deucher
parent 9d25ac51f5
commit ecda00059b
1 changed files with 4 additions and 1 deletions
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5
drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_utils.c
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@ -465,7 +465,10 @@ void dml21_build_fams2_programming(const struct dc *dc,
}
dml_stream_idx = dml21_helper_find_dml_pipe_idx_by_stream_id(dml_ctx, stream->stream_id);
ASSERT(dml_stream_idx >= 0);
if (dml_stream_idx < 0) {
ASSERT(dml_stream_idx >= 0);
continue;
}
/* copy static state from PMO */
memcpy(static_state,