netfilter: nfnetlink_log: remove unused code

#include <linux/proc_fs.h>

#include <linux/security.h>

#include <linux/list.h>

#include <linux/jhash.h>

#include <linux/random.h>

#include <linux/slab.h>

#include <net/sock.h>

#include <net/netfilter/nf_log.h>

};

#define INSTANCE_BUCKETS	16

static unsigned int hash_init;

static int nfnl_log_net_id __read_mostly;

{

	int status = -ENOMEM;

	/* it's not really all that important to have a random value, so

	 * we can do this from the init function, even if there hasn't

	 * been that much entropy yet */

	get_random_bytes(&hash_init, sizeof(hash_init));

	netlink_register_notifier(&nfulnl_rtnl_notifier);

	status = nfnetlink_subsys_register(&nfulnl_subsys);

	if (status < 0) {