drm/amdgpu/debugfs: fix ref count leak when pm_runtime_get_sync fails
authorAlex Deucher <alexander.deucher@amd.com>
Wed, 17 Jun 2020 18:30:17 +0000 (14:30 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 1 Jul 2020 05:59:23 +0000 (01:59 -0400)
commit9eee152aab56d374edb9ad21b3db05f5cdda2fe6
tree5fe46bce124a85afab3cfc3dc779baf9959b686c
parentdfd84d902b078faf511e91158ee8db4c2e055e42
drm/amdgpu/debugfs: fix ref count leak when pm_runtime_get_sync fails

The call to pm_runtime_get_sync increments the counter even in case of
failure, leading to incorrect ref count.
In case of failure, decrement the ref count before returning.

Acked-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c