drm/mediatek: Fix PM reference leak in mtk_crtc_ddp_hw_init()
authorWang Li <wangli74@huawei.com>
Sat, 10 Apr 2021 03:48:41 +0000 (03:48 +0000)
committerChun-Kuang Hu <chunkuang.hu@kernel.org>
Thu, 13 May 2021 23:29:07 +0000 (07:29 +0800)
commit69777e6ca396f0a7e1baff40fcad4a9d3d445b7a
tree9ce696a3dd3a586d0440a5eae960705b28a45594
parent511cf7d1233154df1af043c9fb843821d98ed24a
drm/mediatek: Fix PM reference leak in mtk_crtc_ddp_hw_init()

pm_runtime_get_sync will increment pm usage counter even it failed.
Forgetting to putting operation will result in reference leak here.
Fix it by replacing it with pm_runtime_resume_and_get to keep usage
counter balanced.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wang Li <wangli74@huawei.com>
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
drivers/gpu/drm/mediatek/mtk_drm_crtc.c