drm/amd/display: Check null pointer before try to access it

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[why & how]
Make sure plane_state is not null before calling a function
that dereferences it. Besides, remove redundant codes.

Reviewed-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Wayne Lin <Wayne.Lin@amd.com>
Signed-off-by: Tom Chung <chiahsuan.chung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Wayne Lin 2024-07-31 17:04:44 +08:00 • committed by Alex Deucher

parent 1b686053c0

commit 66e2d2d9a5

1 changed files with 8 additions and 14 deletions

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drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c

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