+ return NULL;
+found:
+ atomic_inc(&ct->ct_general.use);
+ spin_unlock(lockp);
+ local_bh_enable();
+ return ct;
+}
+
+static void nf_ct_iterate_cleanup(int (*iter)(struct nf_conn *i, void *data),
+ void *data, u32 portid, int report)
+{
+ unsigned int bucket = 0, sequence;
+ struct nf_conn *ct;
+
+ might_sleep();
+
+ for (;;) {
+ sequence = read_seqcount_begin(&nf_conntrack_generation);
+
+ while ((ct = get_next_corpse(iter, data, &bucket)) != NULL) {
+ /* Time to push up daises... */
+
+ nf_ct_delete(ct, portid, report);
+ nf_ct_put(ct);
+ cond_resched();
+ }
+
+ if (!read_seqcount_retry(&nf_conntrack_generation, sequence))
+ break;
+ bucket = 0;
+ }
+}
+
+struct iter_data {
+ int (*iter)(struct nf_conn *i, void *data);
+ void *data;
+ struct net *net;
+};
+
+static int iter_net_only(struct nf_conn *i, void *data)
+{
+ struct iter_data *d = data;
+
+ if (!net_eq(d->net, nf_ct_net(i)))
+ return 0;
+
+ return d->iter(i, d->data);
+}
+
+static void
+__nf_ct_unconfirmed_destroy(struct net *net)
+{
+ int cpu;
+