netdev - [PATCH] net: ipv4: netfilter: Remove unused function nf_nat_need

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Message-ID: <20170401133633.GA2208@singhal-Inspiron-5558>
Date:   Sat, 1 Apr 2017 19:06:33 +0530
From:   simran singhal <singhalsimran0@...il.com>
To:     pablo@...filter.org
Cc:     Jozsef Kadlecsik <kadlec@...ckhole.kfki.hu>,
        "David S. Miller" <davem@...emloft.net>,
        Alexey Kuznetsov <kuznet@....inr.ac.ru>,
        James Morris <jmorris@...ei.org>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        Patrick McHardy <kaber@...sh.net>,
        netfilter-devel@...r.kernel.org, coreteam@...filter.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] net: ipv4: netfilter: Remove unused function
 nf_nat_need_gre()

The function nf_nat_need_gre() on being called, simply returns
back. The function doesn't have FIXME code around.
Hence, nf_nat_need_gre() and its calls have been removed.

Signed-off-by: simran singhal <singhalsimran0@...il.com>
---
 net/ipv4/netfilter/nf_nat_pptp.c      | 2 --
 net/ipv4/netfilter/nf_nat_proto_gre.c | 6 ------
 2 files changed, 8 deletions(-)

diff --git a/net/ipv4/netfilter/nf_nat_pptp.c b/net/ipv4/netfilter/nf_nat_pptp.c
index b3ca21b..747e737 100644
--- a/net/ipv4/netfilter/nf_nat_pptp.c
+++ b/net/ipv4/netfilter/nf_nat_pptp.c
@@ -282,8 +282,6 @@ pptp_inbound_pkt(struct sk_buff *skb,
 
 static int __init nf_nat_helper_pptp_init(void)
 {
-	nf_nat_need_gre();
-
 	BUG_ON(nf_nat_pptp_hook_outbound != NULL);
 	RCU_INIT_POINTER(nf_nat_pptp_hook_outbound, pptp_outbound_pkt);
 
diff --git a/net/ipv4/netfilter/nf_nat_proto_gre.c b/net/ipv4/netfilter/nf_nat_proto_gre.c
index edf0500..c020a4d 100644
--- a/net/ipv4/netfilter/nf_nat_proto_gre.c
+++ b/net/ipv4/netfilter/nf_nat_proto_gre.c
@@ -142,9 +142,3 @@ static void __exit nf_nat_proto_gre_fini(void)
 
 module_init(nf_nat_proto_gre_init);
 module_exit(nf_nat_proto_gre_fini);
-
-void nf_nat_need_gre(void)
-{
-	return;
-}
-EXPORT_SYMBOL_GPL(nf_nat_need_gre);
-- 
2.7.4