drm/amd/powerplay: fix no statements in function returning non-void

Add missing return (rebase fix).

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang 2019-06-21 11:29:29 -05:00 • committed by Alex Deucher
commit 9634de271a