drm/amd/display: fix return value check for hdcp_work
authorFlora Cui <flora.cui@amd.com>
Wed, 23 Sep 2020 06:42:59 +0000 (14:42 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 29 Sep 2020 21:07:34 +0000 (17:07 -0400)
commit898c7302f4de1d91065e80fc46552b3ec70894ff
tree64f0fbeb6c5c382505847a3c8ca086879a14fc9b
parent0c7014154d6397d6a35bf3759839207f1c702a42
drm/amd/display: fix return value check for hdcp_work

max_caps might be 0, thus hdcp_work might be ZERO_SIZE_PTR

Signed-off-by: Flora Cui <flora.cui@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c