diff options
author | Al Viro <viro@zeniv.linux.org.uk> | 2016-05-17 02:17:59 -0400 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2016-05-17 02:17:59 -0400 |
commit | 0e0162bb8c008fa7742f69d4d4982c8a37b88f95 (patch) | |
tree | 4b230ab63b5698a44d2948e70a6cc22405c351e9 /net/ipv6/route.c | |
parent | ae05327a00fd47c34dfe25294b359a3f3fef96e8 (diff) | |
parent | 38b78a5f18584db6fa7441e0f4531b283b0e6725 (diff) | |
download | linux-0e0162bb8c008fa7742f69d4d4982c8a37b88f95.tar.bz2 |
Merge branch 'ovl-fixes' into for-linus
Backmerge to resolve a conflict in ovl_lookup_real();
"ovl_lookup_real(): use lookup_one_len_unlocked()" instead,
but it was too late in the cycle to rebase.
Diffstat (limited to 'net/ipv6/route.c')
-rw-r--r-- | net/ipv6/route.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c index ed446639219c..d916d6ab9ad2 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -338,9 +338,9 @@ static struct rt6_info *__ip6_dst_alloc(struct net *net, return rt; } -static struct rt6_info *ip6_dst_alloc(struct net *net, - struct net_device *dev, - int flags) +struct rt6_info *ip6_dst_alloc(struct net *net, + struct net_device *dev, + int flags) { struct rt6_info *rt = __ip6_dst_alloc(net, dev, flags); @@ -364,6 +364,7 @@ static struct rt6_info *ip6_dst_alloc(struct net *net, return rt; } +EXPORT_SYMBOL(ip6_dst_alloc); static void ip6_dst_destroy(struct dst_entry *dst) { @@ -1417,8 +1418,20 @@ EXPORT_SYMBOL_GPL(ip6_update_pmtu); void ip6_sk_update_pmtu(struct sk_buff *skb, struct sock *sk, __be32 mtu) { + struct dst_entry *dst; + ip6_update_pmtu(skb, sock_net(sk), mtu, sk->sk_bound_dev_if, sk->sk_mark); + + dst = __sk_dst_get(sk); + if (!dst || !dst->obsolete || + dst->ops->check(dst, inet6_sk(sk)->dst_cookie)) + return; + + bh_lock_sock(sk); + if (!sock_owned_by_user(sk) && !ipv6_addr_v4mapped(&sk->sk_v6_daddr)) + ip6_datagram_dst_update(sk, false); + bh_unlock_sock(sk); } EXPORT_SYMBOL_GPL(ip6_sk_update_pmtu); |