From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753768AbaHDRE1 (ORCPT ); Mon, 4 Aug 2014 13:04:27 -0400 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:56536 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751943AbaHDQt4 (ORCPT ); Mon, 4 Aug 2014 12:49:56 -0400 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit MIME-Version: 1.0 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org CC: akpm@linux-foundation.org, "Pablo Neira Ayuso" , "Simon Horman" , "Jet Chen" , "Julian Anastasov" Date: Mon, 04 Aug 2014 17:48:32 +0100 Message-ID: X-Mailer: LinuxStableQueue (scripts by bwh) Subject: [PATCH 3.2 83/94] ipvs: stop tot_stats estimator only under CONFIG_SYSCTL In-Reply-To: X-SA-Exim-Connect-IP: 192.168.4.249 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.2.62-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Pablo Neira Ayuso From: Julian Anastasov [ Upstream commit 9802d21e7a0b0d2167ef745edc1f4ea7a0fc6ea3 ] The tot_stats estimator is started only when CONFIG_SYSCTL is defined. But it is stopped without checking CONFIG_SYSCTL. Fix the crash by moving ip_vs_stop_estimator into ip_vs_control_net_cleanup_sysctl. The change is needed after commit 14e405461e664b ("IPVS: Add __ip_vs_control_{init,cleanup}_sysctl()") from 2.6.39. Reported-by: Jet Chen Tested-by: Jet Chen Signed-off-by: Julian Anastasov Signed-off-by: Simon Horman Signed-off-by: Ben Hutchings --- net/netfilter/ipvs/ip_vs_ctl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -3688,6 +3688,7 @@ void __net_init ip_vs_control_net_cleanu cancel_delayed_work_sync(&ipvs->defense_work); cancel_work_sync(&ipvs->defense_work.work); unregister_net_sysctl_table(ipvs->sysctl_hdr); + ip_vs_stop_estimator(net, &ipvs->tot_stats); } #else @@ -3743,7 +3744,6 @@ void __net_exit ip_vs_control_net_cleanu struct netns_ipvs *ipvs = net_ipvs(net); ip_vs_trash_cleanup(net); - ip_vs_stop_estimator(net, &ipvs->tot_stats); ip_vs_control_net_cleanup_sysctl(net); proc_net_remove(net, "ip_vs_stats_percpu"); proc_net_remove(net, "ip_vs_stats");