diff options
| -rw-r--r-- | sys/netinet/if_ether.c | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/sys/netinet/if_ether.c b/sys/netinet/if_ether.c index 936647df848..294437da182 100644 --- a/sys/netinet/if_ether.c +++ b/sys/netinet/if_ether.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_ether.c,v 1.14 1999/05/16 00:34:40 ho Exp $ */ +/* $OpenBSD: if_ether.c,v 1.15 1999/07/18 21:36:40 ho Exp $ */ /* $NetBSD: if_ether.c,v 1.31 1996/05/11 12:59:58 mycroft Exp $ */ /* @@ -497,14 +497,25 @@ in_arpinput(m) if (rt->rt_flags & RTF_PERMANENT_ARP) { log(LOG_WARNING, "arp: attempt to overwrite permanent " - "entry for %s by %s\n", inet_ntoa(isaddr), - ether_sprintf(ea->arp_sha)); + "entry for %s by %s on %s\n", + inet_ntoa(isaddr), + ether_sprintf(ea->arp_sha), + (&ac->ac_if)->if_xname); + goto out; + } else if (rt->rt_ifp != &ac->ac_if) { + log(LOG_WARNING, + "arp: attemt to overwrite entry for %s " + "on %s by %s on %s\n", + inet_ntoa(isaddr), rt->rt_ifp->if_xname, + ether_sprintf(ea->arp_sha), + (&ac->ac_if)->if_xname); goto out; } else { log(LOG_INFO, - "arp info overwritten for %s by %s\n", + "arp info overwritten for %s by %s on %s\n", inet_ntoa(isaddr), - ether_sprintf(ea->arp_sha)); + ether_sprintf(ea->arp_sha), + (&ac->ac_if)->if_xname); rt->rt_expire = 1; /* no longer static */ } } |