Fixes: 45c447e91f0c ("[wip] virtio-buffers: guest driver")
Signed-off-by: kbuild test robot <lkp@intel.com>
---
 virtio-buffers.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/virtio/virtio-buffers.c b/drivers/gpu/drm/virtio/virtio-buffers.c
index 58ef2ddccf6f2..f091084b20e4c 100644
--- a/drivers/gpu/drm/virtio/virtio-buffers.c
+++ b/drivers/gpu/drm/virtio/virtio-buffers.c
@@ -38,7 +38,7 @@ struct virtbufs_request {
 
 /* ------------------------------------------------------------------ */
 
-void virtbufs_ctrl_ack(struct virtqueue *vq)
+static void virtbufs_ctrl_ack(struct virtqueue *vq)
 {
 	// struct virtbufs_device *vb = vq->vdev->priv;
 	struct virtbufs_request *req;