Commit 4bd8dd0d authored by Yongzhi Liu's avatar Yongzhi Liu Committed by Alex Deucher
Browse files

drm/amdgpu: Add missing pm_runtime_put_autosuspend 



pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code, thus a matching decrement is needed
on the error handling path to keep the counter balanced.

Signed-off-by: default avatarYongzhi Liu <lyz_cs@pku.edu.cn>
Reviewed-by: default avatarLijo Lazar <lijo.lazar@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 552b7cb0

drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c

+3 −1
Original line number Diff line number Diff line
@@ -1120,8 +1120,10 @@ static ssize_t amdgpu_debugfs_gfxoff_read(struct file *f, char __user *buf, 
		return -EINVAL;



	r = pm_runtime_get_sync(adev_to_drm(adev)->dev);

	if (r < 0)

	if (r < 0) {

		pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);

		return r;

	}



	while (size) {

		uint32_t value;