pm_runtime_get_sync() increments the runtime PM usage counter even the call returns an error code. Thus a pairing decrement is needed on the error handling path to keep the counter balanced.
Signed-off-by: Dinghao Liu dinghao.liu@zju.edu.cn --- drivers/gpu/drm/nouveau/nouveau_gem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index f5ece1f94973..125cefbb6210 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -157,8 +157,8 @@ nouveau_gem_object_close(struct drm_gem_object *gem, struct drm_file *file_priv) if (!WARN_ON(ret < 0 && ret != -EACCES)) { nouveau_gem_object_unmap(nvbo, vma); pm_runtime_mark_last_busy(dev); - pm_runtime_put_autosuspend(dev); } + pm_runtime_put_autosuspend(dev); } } ttm_bo_unreserve(&nvbo->bo);