[IPV4 TCP]: Dont export or inline __tcp_put_port, but do inline tcp_put_port.

include/net/tcp.h

@@ -638,7 +638,6 @@ DECLARE_SNMP_STAT(struct tcp_mib, tcp_statistics);
 #define TCP_DEC_STATS(field)		SNMP_DEC_STATS(tcp_statistics, field)
 
 extern void			tcp_put_port(struct sock *sk);
-extern void			__tcp_put_port(struct sock *sk);
 extern void			tcp_inherit_port(struct sock *sk, struct sock *child);
 
 extern void			tcp_v4_err(struct sk_buff *skb, u32);

net/ipv4/tcp_ipv4.c

@@ -286,7 +286,7 @@ static int tcp_v4_get_port(struct sock *sk, unsigned short snum)
 /* Get rid of any references to a local port held by the
  * given sock.
  */
-__inline__ void __tcp_put_port(struct sock *sk)
+static void __tcp_put_port(struct sock *sk)
 {
 	struct inet_opt *inet = inet_sk(sk);
 	struct tcp_bind_hashbucket *head = &tcp_bhash[tcp_bhashfn(inet->num)];
@@ -308,7 +308,7 @@ __inline__ void __tcp_put_port(struct sock *sk)
 	spin_unlock(&head->lock);
 }
 
-void tcp_put_port(struct sock *sk)
+__inline__ void tcp_put_port(struct sock *sk)
 {
 	local_bh_disable();
 	__tcp_put_port(sk);