diff --git a/[refs] b/[refs]
index 848c0b1bb599..d1b06e0a4043 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: bd2a13e2ebedc084ca4d5bc77e8ed03cf793a130
+refs/heads/master: bb717d764926b8748aecd18e3531189b323f6e4d
diff --git a/trunk/net/ipv4/sysctl_net_ipv4.c b/trunk/net/ipv4/sysctl_net_ipv4.c
index d84400b65049..7547a6d238a2 100644
--- a/trunk/net/ipv4/sysctl_net_ipv4.c
+++ b/trunk/net/ipv4/sysctl_net_ipv4.c
@@ -232,8 +232,8 @@ static int ipv4_tcp_mem(ctl_table *ctl, int write,
 	return 0;
 }
 
-int proc_tcp_fastopen_key(ctl_table *ctl, int write, void __user *buffer,
-			  size_t *lenp, loff_t *ppos)
+static int proc_tcp_fastopen_key(ctl_table *ctl, int write, void __user *buffer,
+				 size_t *lenp, loff_t *ppos)
 {
 	ctl_table tbl = { .maxlen = (TCP_FASTOPEN_KEY_LENGTH * 2 + 10) };
 	struct tcp_fastopen_context *ctxt;