drm/amd/display: remove no need variable

remove no need variable, just return the DC_OK

Signed-off-by: Bernard Zhao <bernard@vivo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Bernard Zhao 2021-06-05 05:30:59 -07:00 • committed by Alex Deucher
commit d1ba49e776