From: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Date: Tue, 21 Mar 2006 01:06:42 +0000 (-0800)
Subject: [IPV6]: ROUTE: Flag RTF_DEFAULT for Route Infomation for ::/0.
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=e317da96227cef28a137e2d1ad790b23e518dd2b;p=sagit-ice-cold%2Fkernel_xiaomi_msm8998.git

[IPV6]: ROUTE: Flag RTF_DEFAULT for Route Infomation for ::/0.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 0f30ee3d94ea..f587a0e6cf34 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1403,6 +1403,9 @@ static struct rt6_info *rt6_add_route_info(struct in6_addr *prefix, int prefixle
 	ipv6_addr_copy(&rtmsg.rtmsg_gateway, gwaddr);
 	rtmsg.rtmsg_metric = 1024;
 	rtmsg.rtmsg_flags = RTF_GATEWAY | RTF_ADDRCONF | RTF_ROUTEINFO | RTF_UP | RTF_PREF(pref);
+	/* We should treat it as a default route if prefix length is 0. */
+	if (!prefixlen)
+		rtmsg.rtmsg_flags |= RTF_DEFAULT;
 	rtmsg.rtmsg_ifindex = ifindex;
 
 	ip6_route_add(&rtmsg, NULL, NULL, NULL);