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Message-Id: <20190123114811.25388-1-anders.roxell@linaro.org> Date: Wed, 23 Jan 2019 12:48:11 +0100 From: Anders Roxell <anders.roxell@...aro.org> To: pablo@...filter.org, kadlec@...ckhole.kfki.hu, fw@...len.de, davem@...emloft.net, kuznet@....inr.ac.ru, yoshfuji@...ux-ipv6.org Cc: netfilter-devel@...r.kernel.org, coreteam@...filter.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, Anders Roxell <anders.roxell@...aro.org> Subject: [PATCH] netfilter: ipt_CLUSTERIP: fix warning unused variable cn When CONFIG_PROC_FS isn't set the variable cn isn't used. net/ipv4/netfilter/ipt_CLUSTERIP.c: In function ‘clusterip_net_exit’: net/ipv4/netfilter/ipt_CLUSTERIP.c:849:24: warning: unused variable ‘cn’ [-Wunused-variable] struct clusterip_net *cn = clusterip_pernet(net); ^~ Rework so the variable 'cn' is declared inside "#ifdef CONFIG_PROC_FS". Fixes: b12f7bad5ad3 ("netfilter: ipt_CLUSTERIP: remove wrong WARN_ON_ONCE in netns exit routine") Signed-off-by: Anders Roxell <anders.roxell@...aro.org> --- net/ipv4/netfilter/ipt_CLUSTERIP.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c index b61977db9b7f..2a909e5f9ba0 100644 --- a/net/ipv4/netfilter/ipt_CLUSTERIP.c +++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c @@ -846,9 +846,9 @@ static int clusterip_net_init(struct net *net) static void clusterip_net_exit(struct net *net) { +#ifdef CONFIG_PROC_FS struct clusterip_net *cn = clusterip_pernet(net); -#ifdef CONFIG_PROC_FS mutex_lock(&cn->mutex); proc_remove(cn->procdir); cn->procdir = NULL; -- 2.19.2
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