From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arushi Singhal Subject: [PATCH] net: netfilter: remove unused variable Date: Wed, 29 Mar 2017 19:08:48 +0530 Message-ID: <20170329133848.GA1336@arushi-HP-Pavilion-Notebook> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Wensong Zhang , Simon Horman , Julian Anastasov , Pablo Neira Ayuso , Jozsef Kadlecsik , "David S. Miller" , netdev@vger.kernel.org, lvs-devel@vger.kernel.org, netfilter-devel@vger.kernel.org, coreteam@netfilter.org, linux-kernel@vger.kernel.org To: outreachy-kernel@googlegroups.com Return-path: Content-Disposition: inline Sender: lvs-devel-owner@vger.kernel.org List-Id: netfilter-devel.vger.kernel.org This patch uses the following coccinelle script to remove a variable that was simply used to store the return value of a function call before returning it: @@ identifier len,f; @@ -int len; ... when != len when strict -len = +return f(...); -return len; Signed-off-by: Arushi Singhal --- net/netfilter/ipvs/ip_vs_ftp.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/net/netfilter/ipvs/ip_vs_ftp.c b/net/netfilter/ipvs/ip_vs_ftp.c index d30c327bb578..9e1e682610ef 100644 --- a/net/netfilter/ipvs/ip_vs_ftp.c +++ b/net/netfilter/ipvs/ip_vs_ftp.c @@ -482,11 +482,9 @@ static struct pernet_operations ip_vs_ftp_ops = { static int __init ip_vs_ftp_init(void) { - int rv; - rv = register_pernet_subsys(&ip_vs_ftp_ops); /* rcu_barrier() is called by netns on error */ - return rv; + return register_pernet_subsys(&ip_vs_ftp_ops); } /* -- 2.11.0