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: Zou Wei zou_wei@huawei.com --- drivers/gpu/drm/panfrost/panfrost_job.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/panfrost/panfrost_job.c b/drivers/gpu/drm/panfrost/panfrost_job.c index 6003cfe..42d8dbc 100644 --- a/drivers/gpu/drm/panfrost/panfrost_job.c +++ b/drivers/gpu/drm/panfrost/panfrost_job.c @@ -157,7 +157,7 @@ static void panfrost_job_hw_submit(struct panfrost_job *job, int js)
panfrost_devfreq_record_busy(&pfdev->pfdevfreq);
- ret = pm_runtime_get_sync(pfdev->dev); + ret = pm_runtime_resume_and_get(pfdev->dev); if (ret < 0) return;