drm/radeon/r600: Fix variables that are not used after assignment

err was not used after being assigned -EINVAL and was given a new value,
so here add goto to handle the error case.

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tian Tao 2021-04-08 20:13:31 +08:00 • committed by Alex Deucher
commit ccfc4392f2