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....@zju.edu.cn>
---
drivers/gpu/drm/panfrost/panfrost_job.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/panfrost/panfrost_job.c
b/drivers/gpu/drm/panfrost/panfrost_job.c
index 7914b1570841..5719e356c969 100644
--- a/drivers/gpu/drm/panfrost/panfrost_job.c
+++ b/drivers/gpu/drm/panfrost/panfrost_job.c
@@ -146,8 +146,10 @@ static void panfrost_job_hw_submit(struct panfrost_job
*job, int js)
int ret;
ret = pm_runtime_get_sync(pfdev->dev);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_sync_autosuspend(pfdev->dev);
return;
+ }
if (WARN_ON(job_read(pfdev, JS_COMMAND_NEXT(js)))) {
pm_runtime_put_sync_autosuspend(pfdev->dev);
--
2.17.1
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