amdgpu/dc: fix construct return values on irq service.

This just removes more unused return/errors paths.

Signed-off-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Dave Airlie 2017-09-29 14:34:42 +10:00 • committed by Alex Deucher
commit 6be663b5bd
6 changed files with 22 additions and 45 deletions