From de14a7c7aa9225cbc9f837fac9e332a99a99ed69 Mon Sep 17 00:00:00 2001 From: Ondrej Zajicek Date: Fri, 9 Apr 2010 00:56:47 +0200 Subject: [PATCH] Ignore routes with next-hop 127.0.0.1 on BSD. --- sysdep/bsd/krt-sock.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/sysdep/bsd/krt-sock.c b/sysdep/bsd/krt-sock.c index 9c8b71f7..4817df39 100644 --- a/sysdep/bsd/krt-sock.c +++ b/sysdep/bsd/krt-sock.c @@ -381,6 +381,11 @@ krt_read_rt(struct ks_msg *msg, struct krt_proto *p, int scan) ng = neigh_find2(&p->p, &a.gw, a.iface, 0); if (!ng || (ng->scope == SCOPE_HOST)) { + /* Ignore routes with next-hop 127.0.0.1, host routes with such + next-hop appear on OpenBSD for address aliases. */ + if (ipa_classify(a.gw) == (IADDR_HOST | SCOPE_HOST)) + return; + log(L_ERR "KRT: Received route %I/%d with strange next-hop %I", net->n.prefix, net->n.pxlen, a.gw); return;