diff options
Diffstat (limited to 'usr.sbin/ospfd/packet.c')
| -rw-r--r-- | usr.sbin/ospfd/packet.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/usr.sbin/ospfd/packet.c b/usr.sbin/ospfd/packet.c index 4a8c64210f0..7f1e2de50bf 100644 --- a/usr.sbin/ospfd/packet.c +++ b/usr.sbin/ospfd/packet.c @@ -1,4 +1,4 @@ -/* $OpenBSD: packet.c,v 1.32 2019/07/15 18:26:39 remi Exp $ */ +/* $OpenBSD: packet.c,v 1.33 2019/08/12 20:32:39 remi Exp $ */ /* * Copyright (c) 2004, 2005 Esben Norby <norby@openbsd.org> @@ -219,12 +219,16 @@ recv_packet(int fd, short event, void *bula) /* switch OSPF packet type */ switch (ospf_hdr->type) { case PACKET_TYPE_HELLO: - inet_aton(AllDRouters, &addr); - if (ip_hdr.ip_dst.s_addr == addr.s_addr) { - log_debug("recv_packet: invalid destination IP " - "address"); - break; - } + inet_aton(AllSPFRouters, &addr); + if (iface->type == IF_TYPE_BROADCAST || + iface->type == IF_TYPE_POINTOPOINT) + if (ip_hdr.ip_dst.s_addr != addr.s_addr) { + log_warnx("%s: hello ignored on interface %s, " + "invalid destination IP address %s", + __func__, iface->name, + inet_ntoa(ip_hdr.ip_dst)); + break; + } recv_hello(iface, ip_hdr.ip_src, ospf_hdr->rtr_id, buf, len); break; |