net: fix net/core/sock.c build error

Fix net/core/sock.c build error when CONFIG_INET is not enabled:

net/built-in.o: In function `sock_edemux':
(.text+0xd396): undefined reference to `inet_twsk_put'

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/net/core/sock.c b/net/core/sock.c
index 7f64467535d1..305792076121 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1525,9 +1525,11 @@ void sock_edemux(struct sk_buff *skb)
 {
         struct sock *sk = skb->sk;
 
+#ifdef CONFIG_INET
         if (sk->sk_state == TCP_TIME_WAIT)
                 inet_twsk_put(inet_twsk(sk));
         else
+#endif
                 sock_put(sk);
 }
 EXPORT_SYMBOL(sock_edemux);