drm/amd/display: Fix potential null-deref in dm_resume

[Why]
Fixing smatch error:
dm_resume() error: we previously assumed 'aconnector->dc_link' could be null

[How]
Check if dc_link null at the beginning of the loop,
so further checks can be dropped.

Reported-by: kernel test robot <[email protected]>
Reported-by: Dan Carpenter <[email protected]>

Reviewed-by: Wayne Lin <[email protected]>
Acked-by: Jasdeep Dhillon <[email protected]>
Signed-off-by: Roman Li <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

0 files changed, 0 insertions, 0 deletions