virtio_ring: make vring_create_virtqueue_split prettier

Add some spaces to vring_alloc_queue(make it look prettier).
Signed-off-by: Deming Wang <wangdeming@inspur.com>
Message-Id: <20220622192306.4371-1-wangdeming@inspur.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

drivers/virtio/virtio_ring.c

@@ -935,7 +935,7 @@ static struct virtqueue *vring_create_virtqueue_split(
 	for (; num && vring_size(num, vring_align) > PAGE_SIZE; num /= 2) {
 		queue = vring_alloc_queue(vdev, vring_size(num, vring_align),
 					  &dma_addr,
-					  GFP_KERNEL|__GFP_NOWARN|__GFP_ZERO);
+					  GFP_KERNEL | __GFP_NOWARN | __GFP_ZERO);
 		if (queue)
 			break;
 		if (!may_reduce_num)