[DCCP]: Move dccp_hashinfo from ipv4.c to the core

As it is used by both ipv4 and ipv6.

Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/dccp/ipv4.c

@@ -30,14 +30,6 @@
 #include "dccp.h"
 #include "feat.h"
 
-struct inet_hashinfo __cacheline_aligned dccp_hashinfo = {
-	.lhash_lock	= RW_LOCK_UNLOCKED,
-	.lhash_users	= ATOMIC_INIT(0),
-	.lhash_wait = __WAIT_QUEUE_HEAD_INITIALIZER(dccp_hashinfo.lhash_wait),
-};
-
-EXPORT_SYMBOL_GPL(dccp_hashinfo);
-
 static int dccp_v4_get_port(struct sock *sk, const unsigned short snum)
 {
 	return inet_csk_get_port(&dccp_hashinfo, sk, snum,

net/dccp/proto.c

@@ -47,6 +47,14 @@ atomic_t dccp_orphan_count = ATOMIC_INIT(0);
 
 EXPORT_SYMBOL_GPL(dccp_orphan_count);
 
+struct inet_hashinfo __cacheline_aligned dccp_hashinfo = {
+	.lhash_lock	= RW_LOCK_UNLOCKED,
+	.lhash_users	= ATOMIC_INIT(0),
+	.lhash_wait = __WAIT_QUEUE_HEAD_INITIALIZER(dccp_hashinfo.lhash_wait),
+};
+
+EXPORT_SYMBOL_GPL(dccp_hashinfo);
+
 static struct net_protocol dccp_protocol = {
 	.handler	= dccp_v4_rcv,
 	.err_handler	= dccp_v4_err,