diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 6fb783ce20b987fe6b74377a3fa96a0e0a8be18f..b0577dd1a42dc838eae1e9ca6bb14bc018192b4d 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -327,6 +327,7 @@ static int add_recvbuf_small(struct virtnet_info *vi, gfp_t gfp)
 	struct scatterlist sg[2];
 	int err;
 
+	sg_init_table(sg, 2);
 	skb = netdev_alloc_skb_ip_align(vi->dev, MAX_PACKET_LEN);
 	if (unlikely(!skb))
 		return -ENOMEM;
@@ -352,6 +353,7 @@ static int add_recvbuf_big(struct virtnet_info *vi, gfp_t gfp)
 	char *p;
 	int i, err, offset;
 
+	sg_init_table(sg, MAX_SKB_FRAGS + 2);
 	/* page in sg[MAX_SKB_FRAGS + 1] is list tail */
 	for (i = MAX_SKB_FRAGS + 1; i > 1; --i) {
 		first = get_a_page(vi, gfp);