From ab915f837c1db9b8b095158b41028ea71246d68d Mon Sep 17 00:00:00 2001
From: Simon Kelley <simon@thekelleys.org.uk>
Date: Tue, 30 Apr 2013 10:41:28 +0100
Subject: [PATCH] Only use ourselves as default DNS server for RA if we're
 doing DNS.

This makes RA the same as DHCP4/6
---
 src/radv.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/radv.c b/src/radv.c
index a708758..72a93cb 100644
--- a/src/radv.c
+++ b/src/radv.c
@@ -300,9 +300,9 @@ static void send_ra(time_t now, int iface, char *iface_name, struct in6_addr *de
 	}
     }
 	
-  if (!done_dns)
+  if (daemon->port == NAMESERVER_PORT && !done_dns)
     {
-      /* default == us. */
+      /* default == us, as long as we are supplying DNS service. */
       put_opt6_char(ICMP6_OPT_RDNSS);
       put_opt6_char(3);
       put_opt6_short(0);
-- 
1.8.1.4