[PATCH] drm/virtio: Remove redundant return type

[Gerd Hoffmann]

On Fri, May 03, 2019 at 06:38:04PM +0200, Robert Foss wrote:
> virtio_gpu_fence_emit() always returns 0, since it
> has no error paths.
> 
> Consequently no calls for virtio_gpu_fence_emit()
> use the return value, and it can be removed.
> 
> Signed-off-by: Robert Foss <robert.foss at collabora.com>
> Suggested-by: Emil Velikov <emil.velikov at collabora.com>

Doesn't apply cleanly to drm-misc-next, probably conflicts with one of
the other virtio fence patches just pushed.  Can you rebase and resend?

thanks,
  Gerd