diff options
Diffstat (limited to 'include/net/arp.h')
| -rw-r--r-- | include/net/arp.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/net/arp.h b/include/net/arp.h index 73c49864076b..174014585ade 100644 --- a/include/net/arp.h +++ b/include/net/arp.h @@ -37,6 +37,9 @@ static inline struct neighbour *__ipv4_neigh_lookup(struct net_device *dev, u32 { struct neighbour *n; + if (dev->flags & (IFF_LOOPBACK | IFF_POINTOPOINT)) + key = INADDR_ANY; + rcu_read_lock_bh(); n = __ipv4_neigh_lookup_noref(dev, key); if (n && !atomic_inc_not_zero(&n->refcnt)) |