#include <linux/netfilter_ipv4/ip_tables.h>
#include <linux/netfilter_ipv4/ipt_CLUSTERIP.h>
#include <linux/netfilter_ipv4/ip_conntrack.h>
+#include <linux/netfilter_ipv4/lockhelp.h>
#define CLUSTERIP_VERSION "0.6"
/* clusterip_lock protects the clusterip_configs list _AND_ the configurable
* data within all structurses (num_local_nodes, local_nodes[]) */
-DECLARE_RWLOCK(clusterip_lock);
+static DECLARE_RWLOCK(clusterip_lock);
#ifdef CONFIG_PROC_FS
static struct file_operations clusterip_proc_fops;