linux-kernel - [PATCH] net/ipv4: Remove unused variable in route.c

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Message-ID: <20171004195949.GA39492@debian>
Date:   Wed, 4 Oct 2017 15:59:49 -0400
From:   Tim Hansen <devtimhansen@...il.com>
To:     davem@...emloft.net
Cc:     kuznet@....inr.ac.ru, yoshfuji@...ux-ipv6.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        alexander.levin@....verizon.com, devtimhansen@...il.com
Subject: [PATCH] net/ipv4: Remove unused variable in route.c

int rc is unmodified after initalization in net/ipv4/route.c, this patch simply cleans up that variable and returns 0.

This was found with coccicheck M=net/ipv4/ on linus' tree.

Signed-off-by: Tim Hansen <devtimhansen@...il.com>
---
 net/ipv4/route.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 94d4cd2..02b6be9 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -3032,7 +3032,6 @@ struct ip_rt_acct __percpu *ip_rt_acct __read_mostly;
 
 int __init ip_rt_init(void)
 {
-	int rc = 0;
 	int cpu;
 
 	ip_idents = kmalloc(IP_IDENTS_SZ * sizeof(*ip_idents), GFP_KERNEL);
@@ -3089,7 +3088,7 @@ int __init ip_rt_init(void)
 #endif
 	register_pernet_subsys(&rt_genid_ops);
 	register_pernet_subsys(&ipv4_inetpeer_ops);
-	return rc;
+	return 0;
 }
 
 #ifdef CONFIG_SYSCTL
-- 
2.1.4