From: Ondrej Zajicek <santiago@crfreenet.org>
Date: Thu, 8 Apr 2010 22:56:47 +0000 (+0200)
Subject: Ignore routes with next-hop 127.0.0.1 on BSD.
X-Git-Tag: v1.2.2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=de14a7c7aa9225cbc9f837fac9e332a99a99ed69;p=thirdparty%2Fbird.git

Ignore routes with next-hop 127.0.0.1 on BSD.
---

diff --git a/sysdep/bsd/krt-sock.c b/sysdep/bsd/krt-sock.c
index 9c8b71f78..4817df393 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;