From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mazhar Rana Subject: [PATCH ipv6 1/1] ipv6: addrconf: do addrconf_ifdown when last ipv6 address is removed Date: Thu, 18 Jun 2015 14:59:02 +0530 Message-ID: <1434619742-10423-2-git-send-email-ranamazharp@gmail.com> References: <1434619742-10423-1-git-send-email-ranamazharp@gmail.com> Cc: Mazhar Rana , linux-kernel@vger.kernel.org, davem@davemloft.net, kuznet@ms2.inr.ac.ru, jmorris@namei.org, yoshfuji@linux-ipv6.org, kaber@trash.net, hannes@stressinduktion.org, sanket.saha@cyberoam.com, mazhar.rana@cyberoam.com To: netdev@vger.kernel.org Return-path: Received: from mail-pa0-f52.google.com ([209.85.220.52]:36378 "EHLO mail-pa0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753792AbbFRJan (ORCPT ); Thu, 18 Jun 2015 05:30:43 -0400 In-Reply-To: <1434619742-10423-1-git-send-email-ranamazharp@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: After 'commit 876fd05ddbae03166e7037fca957b55bb3be6594 ("ipv6: don't disable interface if last ipv6 address is removed")' it is not clearing ipv6 interface configurations(routes, neighbours, etc) when last ipv6 address of interface is removed. This patch will call addrconf_ifdown when last ipv6 address of interface is removed to clear ipv6 interface configurations. This will not delete /proc/sys/net/ipv6/conf/ directory. Signed-off-by: Mazhar Rana Acked-by: Sanket Shah --- net/ipv6/addrconf.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 37b70e8..230452c 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -2678,6 +2678,8 @@ static int inet6_addr_del(struct net *net, int ifindex, u32 ifa_flags, ipv6_mc_config(net->ipv6.mc_autojoin_sk, false, pfx, dev->ifindex); } + if (list_empty(&idev->addr_list)) + addrconf_ifdown(idev->dev, 0); return 0; } } -- 1.9.1