drm/amd/display: Skip finding free audio for unknown engine_id

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[WHY]
ENGINE_ID_UNKNOWN = -1 and can not be used as an array index. Plus, it
also means it is uninitialized and does not need free audio.

[HOW]
Skip and return NULL.

This fixes 2 OVERRUN issues reported by Coverity.

Reviewed-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Acked-by: Wayne Lin <wayne.lin@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Alex Hung 2024-04-22 13:52:27 -06:00 • committed by Alex Deucher

parent 5396a70e8c

commit 1357b2165d

1 changed files with 3 additions and 0 deletions

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

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