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drm/amd/display: Check null pointer before dereferencing se

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[WHAT & HOW]
se is null checked previously in the same function, indicating
it might be null; therefore, it must be checked when used again.

This fixes 1 FORWARD_NULL issue reported by Coverity.

Acked-by: Alex Hung <alex.hung@amd.com>
Reviewed-by: Rodrigo Siqueira <rodrigo.siqueira@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 2024-08-29 17:30:26 -06:00 committed by Alex Deucher
parent ce83ae29f9
commit ff599ef697
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/display/dc/core/dc.c
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@ -1767,7 +1767,7 @@ bool dc_validate_boot_timing(const struct dc *dc,
if (crtc_timing->pix_clk_100hz != pix_clk_100hz)
return false;
if (!se->funcs->dp_get_pixel_format)
if (!se || !se->funcs->dp_get_pixel_format)
return false;
if (!se->funcs->dp_get_pixel_format(