1 files changed, 10 insertions, 0 deletions

diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index e06e0ca1e91b..8552f0a2e854 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -175,5 +175,15 @@ static inline int ipv6_unicast_destination(struct sk_buff *skb)
         return rt->rt6i_flags & RTF_LOCAL;
 }
 
+int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *));
+
+static inline int ip6_skb_dst_mtu(struct sk_buff *skb)
+{
+        struct ipv6_pinfo *np = skb->sk ? inet6_sk(skb->sk) : NULL;
+
+        return (np && np->pmtudisc == IPV6_PMTUDISC_PROBE) ?
+               skb_dst(skb)->dev->mtu : dst_mtu(skb_dst(skb));
+}
+
 #endif
 #endif