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From: Hiroki Sato <hrs@FreeBSD.org>
Date: Wed, 20 Aug 2014 17:27:15 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r270234 - head/usr.sbin/route6d
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Author: hrs
Date: Wed Aug 20 17:27:15 2014
New Revision: 270234
URL: http://svnweb.freebsd.org/changeset/base/270234

Log:
  Recover sin6_scope_id of gateway addresses in riprecv() by using the if_index
  where a RIP packet was received.  This fixes a bug which prevented gateway
  addresses in fe80::/64 from being added.

Modified:
  head/usr.sbin/route6d/route6d.c

Modified: head/usr.sbin/route6d/route6d.c
==============================================================================
--- head/usr.sbin/route6d/route6d.c	Wed Aug 20 17:26:05 2014	(r270233)
+++ head/usr.sbin/route6d/route6d.c	Wed Aug 20 17:27:15 2014	(r270234)
@@ -2835,6 +2835,8 @@ addroute(struct riprt *rrt,
 	sin6->sin6_len = sizeof(struct sockaddr_in6);
 	sin6->sin6_family = AF_INET6;
 	sin6->sin6_addr = *gw;
+	if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr))
+		sin6->sin6_scope_id = ifcp->ifc_index;
 	sin6 = (struct sockaddr_in6 *)((char *)sin6 + ROUNDUP(sin6->sin6_len));
 	/* Netmask */
 	sin6->sin6_len = sizeof(struct sockaddr_in6);