drm/amd/display: Fix variable dereferenced before check
authorsunliming <sunliming@kylinos.cn>
Fri, 26 Aug 2022 08:41:21 +0000 (16:41 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 29 Aug 2022 21:44:11 +0000 (17:44 -0400)
commit45a92f45f4578ff89da7dc5ef50bab4ef870f3b7
tree47f108756035aaca3bc4371220b68076f8fe21cb
parent1d5d1947778cbbc9b469e57b9e1a56871250afa9
drm/amd/display: Fix variable dereferenced before check

Fixes the following smatch warning:

drivers/gpu/drm/amd/amdgpu/../display/dc/dc_dmub_srv.c:311 dc_dmub_srv_p_state_delegate()
warn: variable dereferenced before check 'dc' (see line 309)

Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: sunliming <sunliming@kylinos.cn>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c