[PATCH] drm/virtio: fixed memory leak in virtio_gpu_execbuffer_ioctl()

[hexin.op]

Fixes: 2cd7b6f08bc4 ("drm/virtio: add in/out fence support for explicit 
synchronization")
Signed-off-by: Liu Qi <liuqi...@bytedance.com>
Signed-off-by: hexin.op <hexin...@bytedance.com>
---
 drivers/gpu/drm/virtio/virtgpu_ioctl.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/virtio/virtgpu_ioctl.c 
b/drivers/gpu/drm/virtio/virtgpu_ioctl.c
index 5df722072ba0..19c5bc01eb79 100644
--- a/drivers/gpu/drm/virtio/virtgpu_ioctl.c
+++ b/drivers/gpu/drm/virtio/virtgpu_ioctl.c
@@ -179,6 +179,7 @@ static int virtio_gpu_execbuffer_ioctl(struct drm_device 
*dev, void *data,
 
        virtio_gpu_cmd_submit(vgdev, buf, exbuf->size,
                              vfpriv->ctx_id, buflist, out_fence);
+       dma_fence_put(&out_fence->f);
        virtio_gpu_notify(vgdev);
        return 0;
 
-- 
2.21.1 (Apple Git-122.3)