netdev - [PATCH -next] sit: make function ipip6_valid_ip

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Date:	Sat, 13 Aug 2016 01:54:15 +0000
From:	Wei Yongjun <weiyj.lk@...il.com>
To:	"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>
Cc:	Wei Yongjun <weiyj.lk@...il.com>, netdev@...r.kernel.org
Subject: [PATCH -next] sit: make function ipip6_valid_ip_proto() static

Fixes the following sparse warning:

net/ipv6/sit.c:1129:6: warning:
 symbol 'ipip6_valid_ip_proto' was not declared. Should it be static?

Signed-off-by: Wei Yongjun <weiyj.lk@...il.com>
---
 net/ipv6/sit.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 696edee..b1cdf80 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -1126,7 +1126,7 @@ static int ipip6_tunnel_update_6rd(struct ip_tunnel *t,
 }
 #endif
 
-bool ipip6_valid_ip_proto(u8 ipproto)
+static bool ipip6_valid_ip_proto(u8 ipproto)
 {
 	return ipproto == IPPROTO_IPV6 ||
 		ipproto == IPPROTO_IPIP ||