diff options
Diffstat (limited to 'net/ipv6/ndisc.c')
| -rw-r--r-- | net/ipv6/ndisc.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c index aba94a348673..d044c67019de 100644 --- a/net/ipv6/ndisc.c +++ b/net/ipv6/ndisc.c @@ -1731,10 +1731,12 @@ void ndisc_send_redirect(struct sk_buff *skb, const struct in6_addr *target) "Redirect: destination is not a neighbour\n"); goto release; } - peer = inet_getpeer_v6(net->ipv6.peers, &ipv6_hdr(skb)->saddr, 1); + + rcu_read_lock(); + peer = inet_getpeer_v6(net->ipv6.peers, &ipv6_hdr(skb)->saddr); ret = inet_peer_xrlim_allow(peer, 1*HZ); - if (peer) - inet_putpeer(peer); + rcu_read_unlock(); + if (!ret) goto release; |