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Diffstat (limited to 'include/net/ip6_route.h')
-rw-r--r--include/net/ip6_route.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 1d09b46c1e48..5e192068e6cb 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -170,11 +170,13 @@ static inline bool ipv6_anycast_destination(const struct sk_buff *skb)
return rt->rt6i_flags & RTF_ANYCAST;
}
-int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *));
+int ip6_fragment(struct sock *sk, struct sk_buff *skb,
+ int (*output)(struct sock *, 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;
+ struct ipv6_pinfo *np = skb->sk && !dev_recursion_level() ?
+ inet6_sk(skb->sk) : NULL;
return (np && np->pmtudisc >= IPV6_PMTUDISC_PROBE) ?
skb_dst(skb)->dev->mtu : dst_mtu(skb_dst(skb));