[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/dccp/ipv4.c b/net/dccp/ipv4.c
index 6d8f684..feb3fa5 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -1003,8 +1003,8 @@
 
 	inet_register_protosw(&dccp_v4_protosw);
 
-	err = inet_csk_ctl_sock_create(&socket, PF_INET,
-				       SOCK_DCCP, IPPROTO_DCCP);
+	err = inet_ctl_sock_create(&socket, PF_INET,
+				   SOCK_DCCP, IPPROTO_DCCP);
 	if (err)
 		goto out_unregister_protosw;
 	dccp_v4_ctl_sk = socket->sk;