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avoid advertising 0/8 transport address (conforming RFC1122

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Section 3.2.1.3)
This commit is contained in:
kefren 2011-01-22 19:46:46 +00:00
parent 5a4e5babba
commit 716840ec3a
1 changed files with 3 additions and 2 deletions
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5
usr.sbin/ldpd/socketops.c
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@ -1,4 +1,4 @@
/* $NetBSD: socketops.c,v 1.4 2011/01/22 19:35:00 kefren Exp $ */
/* $NetBSD: socketops.c,v 1.5 2011/01/22 19:46:46 kefren Exp $ */
/*-
* Copyright (c) 2010 The NetBSD Foundation, Inc.
@ -311,7 +311,8 @@ send_hello(void)
if_sa = (struct sockaddr_in *) ifb->ifa_addr;
if (if_sa->sin_family != AF_INET)
continue;
if (ntohl(if_sa->sin_addr.s_addr) >> 24 == IN_LOOPBACKNET)
if (ntohl(if_sa->sin_addr.s_addr) >> 24 == IN_LOOPBACKNET ||
ntohl(if_sa->sin_addr.s_addr) >> 24 == 0)
continue;
/* Send only once per interface, using master address */
if (strcmp(ifb->ifa_name, lastifname) == 0)