diff --git a/net/ipv6/udp_offload.c b/net/ipv6/udp_offload.c
index 89cb9a9b8537..a1ad34b1c4ec 100644
--- a/net/ipv6/udp_offload.c
+++ b/net/ipv6/udp_offload.c
@@ -156,7 +156,7 @@ static struct sk_buff **udp6_gro_receive(struct sk_buff **head,
 	return NULL;
 }
 
-int udp6_gro_complete(struct sk_buff *skb, int nhoff)
+static int udp6_gro_complete(struct sk_buff *skb, int nhoff)
 {
 	const struct ipv6hdr *ipv6h = ipv6_hdr(skb);
 	struct udphdr *uh = (struct udphdr *)(skb->data + nhoff);