diff options
Diffstat (limited to 'net/ipv4/icmp.c')
| -rw-r--r-- | net/ipv4/icmp.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c index c48c572f024d..1be0d91620a3 100644 --- a/net/ipv4/icmp.c +++ b/net/ipv4/icmp.c @@ -318,17 +318,17 @@ static bool icmpv4_xrlim_allow(struct net *net, struct rtable *rt, return true; /* No rate limit on loopback */ - dev = dst_dev(dst); + rcu_read_lock(); + dev = dst_dev_rcu(dst); if (dev && (dev->flags & IFF_LOOPBACK)) goto out; - rcu_read_lock(); peer = inet_getpeer_v4(net->ipv4.peers, fl4->daddr, l3mdev_master_ifindex_rcu(dev)); rc = inet_peer_xrlim_allow(peer, READ_ONCE(net->ipv4.sysctl_icmp_ratelimit)); - rcu_read_unlock(); out: + rcu_read_unlock(); if (!rc) __ICMP_INC_STATS(net, ICMP_MIB_RATELIMITHOST); else |