tcp: make proc_tcp_fastopen_key static

Detected by sparse.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index d84400b..7547a6d 100644 (file)
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/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;