linux-kernel - [PATCH next] mptcp: make the symbol 'mptcp_sk_clone

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Message-ID: <20200210082759.12157-1-chenwandun@huawei.com>
Date:   Mon, 10 Feb 2020 16:27:59 +0800
From:   Chen Wandun <chenwandun@...wei.com>
To:     <mathew.j.martineau@...ux.intel.com>,
        <matthieu.baerts@...sares.net>, <davem@...emloft.net>,
        <kuba@...nel.org>, <fw@...len.de>, <netdev@...r.kernel.org>,
        <mptcp@...ts.01.org>, <linux-kernel@...r.kernel.org>
CC:     <chenwandun@...wei.com>
Subject: [PATCH next] mptcp: make the symbol 'mptcp_sk_clone_lock' static

Fix the following sparse warning:
net/mptcp/protocol.c:646:13: warning: symbol 'mptcp_sk_clone_lock' was not declared. Should it be static?

Fixes: b0519de8b3f1 ("mptcp: fix use-after-free for ipv6")
Signed-off-by: Chen Wandun <chenwandun@...wei.com>
---
 net/mptcp/protocol.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c
index 73780b4cb108..030dee668e0a 100644
--- a/net/mptcp/protocol.c
+++ b/net/mptcp/protocol.c
@@ -643,7 +643,7 @@ static struct ipv6_pinfo *mptcp_inet6_sk(const struct sock *sk)
 }
 #endif
 
-struct sock *mptcp_sk_clone_lock(const struct sock *sk)
+static struct sock *mptcp_sk_clone_lock(const struct sock *sk)
 {
 	struct sock *nsk = sk_clone_lock(sk, GFP_ATOMIC);
 
-- 
2.17.1