diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 7eee94c27f8d63eeb7d7e72b5112decde13009df..7dea45af66d3497e78805d7cb2be5badf74c06f1 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -56,8 +56,6 @@
 #include <net/checksum.h>
 #include <linux/mroute6.h>
 
-int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *));
-
 int __ip6_local_out(struct sk_buff *skb)
 {
 	int len;