Add an error path to pvr_queue_run_job() instead of just a warning and
release the KCCB in that path.

Signed-off-by: Alexandru Dadu <[email protected]>
---
 drivers/gpu/drm/imagination/pvr_queue.c | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/imagination/pvr_queue.c 
b/drivers/gpu/drm/imagination/pvr_queue.c
index 24a8645aa913..8dd87192fabc 100644
--- a/drivers/gpu/drm/imagination/pvr_queue.c
+++ b/drivers/gpu/drm/imagination/pvr_queue.c
@@ -767,17 +767,19 @@ static struct dma_fence *pvr_queue_run_job(struct 
drm_sched_job *sched_job)
                    (job->type != DRM_PVR_JOB_TYPE_GEOMETRY ||
                     job->paired_job->type != DRM_PVR_JOB_TYPE_FRAGMENT ||
                     job->hwrt != job->paired_job->hwrt ||
-                    job->ctx != job->paired_job->ctx)))
-               return ERR_PTR(-EINVAL);
+                    job->ctx != job->paired_job->ctx))) {
+               err = -EINVAL;
+               goto err_release;
+       }
 
        err = pvr_job_get_pm_ref(job);
        if (WARN_ON(err))
-               return ERR_PTR(err);
+               goto err_release;
 
        if (job->paired_job) {
                err = pvr_job_get_pm_ref(job->paired_job);
                if (WARN_ON(err))
-                       return ERR_PTR(err);
+                       goto err_release;
        }
 
        /* Submit our job to the CCCB */
@@ -814,7 +816,14 @@ static struct dma_fence *pvr_queue_run_job(struct 
drm_sched_job *sched_job)
                trace_pvr_job_submit_fw(job);
        }
 
+       if (WARN_ON(err))
+               goto err_release;
+
        return dma_fence_get(job->done_fence);
+
+err_release:
+       pvr_kccb_release_slot(pvr_dev);
+       return ERR_PTR(err);
 }
 
 static void pvr_queue_stop(struct pvr_queue *queue, struct pvr_job *bad_job)

-- 
2.43.0

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