netdev - [PATCH v2 net-next 6/9] ipv6: no need to bump rt_genid

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Message-Id: <0a091eb1a98e71c4a9537d5e6fa995ac589472a7.1411308211.git.hannes@stressinduktion.org>
Date:	Sun, 21 Sep 2014 16:11:50 +0200
From:	Hannes Frederic Sowa <hannes@...essinduktion.org>
To:	netdev@...r.kernel.org
Cc:	eric.dumazet@...il.com, hideaki@...hifuji.org, vyasevich@...il.com,
	nicolas.dichtel@...nd.com, kafai@...com
Subject: [PATCH v2 net-next 6/9] ipv6: no need to bump rt_genid_ipv6 on address addition

fn_sernum takes care that on address insertion the sockets throw away
their cached dst_entries and do a relookup.

Cc: Eric Dumazet <eric.dumazet@...il.com>
Cc: YOSHIFUJI Hideaki <hideaki@...hifuji.org>
Cc: Vlad Yasevich <vyasevich@...il.com>
Cc: Nicolas Dichtel <nicolas.dichtel@...nd.com>
Cc: Martin Lau <kafai@...com>
Signed-off-by: Hannes Frederic Sowa <hannes@...essinduktion.org>
---
 net/ipv6/addrconf.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 39d3335..a2d2626 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -4781,10 +4781,11 @@ static void __ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp)
 
 		if (ip6_del_rt(ifp->rt))
 			dst_free(&ifp->rt->dst);
+
+		rt_genid_bump_ipv6(net);
 		break;
 	}
 	atomic_inc(&net->ipv6.dev_addr_genid);
-	rt_genid_bump_ipv6(net);
 }
 
 static void ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp)
-- 
1.9.3

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