[INET]: Rename inet_csk_ctl_sock_create to inet_ctl_sock_create.

This call is nothing common with INET connection sockets code. It
simply creates an unhashes kernel sockets for protocol messages.

Move the new call into af_inet.c after the rename.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 1d77f37..edf5a37 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -2491,8 +2491,8 @@
 void __init tcp_v4_init(void)
 {
 	struct socket *__tcp_socket;
-	if (inet_csk_ctl_sock_create(&__tcp_socket, PF_INET, SOCK_RAW,
-				     IPPROTO_TCP) < 0)
+	if (inet_ctl_sock_create(&__tcp_socket, PF_INET, SOCK_RAW,
+				 IPPROTO_TCP) < 0)
 		panic("Failed to create the TCP control socket.\n");
 	tcp_sock = __tcp_socket->sk;
 }