Fix the bug that while Check qemu supported netdev,
there is no vhost-vdpa
Signed-off-by: Cindy Lu <lulu@redhat.com>
Message-Id: <20201016030909.9522-2-lulu@redhat.com> Acked-by: Jason Wang <jasowang@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>