drm/amdgpu: Remove redundant itermediate return val in sdma_v4_0.c

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2017-04-17 18:46:57 +08:00 • committed by Alex Deucher
commit 79690b84db