[ICSK]: Rename struct tcp_func to struct inet_connection_sock_af_ops

And move it to struct inet_connection_sock. DCCP will use it in the
upcoming changesets.

Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/transp_v6.h b/include/net/transp_v6.h
index 4e86f2d..61f724c 100644
--- a/include/net/transp_v6.h
+++ b/include/net/transp_v6.h
@@ -44,7 +44,7 @@
 /*
  *	address family specific functions
  */
-extern struct tcp_func	ipv4_specific;
+extern struct inet_connection_sock_af_ops ipv4_specific;
 
 extern int inet6_destroy_sock(struct sock *sk);