drm/v3d: Plug dma_fence leak

The irq_fence and done_fence are given a reference that is never
released. The necessary dma_fence_put()s seem to have been
deleted in error in an earlier commit.

Fixes: 0b73676836b2 ("drm/v3d: Clock V3D down when not in use.")

Signed-off-by: Phil Elwell <phil@raspberrypi.org>

diff --git a/drivers/gpu/drm/v3d/v3d_gem.c b/drivers/gpu/drm/v3d/v3d_gem.c
index 035de14..8b5dc2b 100644 (file)
--- a/drivers/gpu/drm/v3d/v3d_gem.c
+++ b/drivers/gpu/drm/v3d/v3d_gem.c
@@ -410,6 +410,9 @@ v3d_job_free(struct kref *ref)
        }
        xa_destroy(&job->deps);
 
+       dma_fence_put(job->irq_fence);
+       dma_fence_put(job->done_fence);
+
        v3d_clock_up_put(v3d);
 
        kfree(job);