accel/ivpu: Correct mutex unlock order in job submission

[ Upstream commit 75680b7 ]

The mutex unlock for vdev->submitted_jobs_lock was incorrectly placed
before unlocking file_priv->lock. Change order of unlocks to avoid potential
race conditions.

Fixes: 5bbccad ("accel/ivpu: Abort all jobs after command queue unregister")
Signed-off-by: Karol Wachowski <[email protected]>
Reviewed-by: Jeff Hugo <[email protected]>
Signed-off-by: Jacek Lawrynowicz <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Sasha Levin <[email protected]>

Author: kwachows

drivers/accel/ivpu/ivpu_job.c

@@ -646,8 +646,8 @@ static int ivpu_job_submit(struct ivpu_job *job, u8 priority)
 err_erase_xa:
 	xa_erase(&vdev->submitted_jobs_xa, job->job_id);
 err_unlock:
-	mutex_unlock(&vdev->submitted_jobs_lock);
 	mutex_unlock(&file_priv->lock);
+	mutex_unlock(&vdev->submitted_jobs_lock);
 	ivpu_rpm_put(vdev);
 	return ret;
 }