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-rw-r--r--net/ipv4/netfilter/arp_tables.c9
-rw-r--r--net/ipv4/netfilter/arptable_filter.c10
2 files changed, 16 insertions, 3 deletions
diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c
index d1e04d2b5170..6c26533480dd 100644
--- a/net/ipv4/netfilter/arp_tables.c
+++ b/net/ipv4/netfilter/arp_tables.c
@@ -1539,10 +1539,15 @@ out_free:
return ret;
}
-void arpt_unregister_table(struct net *net, struct xt_table *table,
- const struct nf_hook_ops *ops)
+void arpt_unregister_table_pre_exit(struct net *net, struct xt_table *table,
+ const struct nf_hook_ops *ops)
{
nf_unregister_net_hooks(net, ops, hweight32(table->valid_hooks));
+}
+EXPORT_SYMBOL(arpt_unregister_table_pre_exit);
+
+void arpt_unregister_table(struct net *net, struct xt_table *table)
+{
__arpt_unregister_table(net, table);
}
diff --git a/net/ipv4/netfilter/arptable_filter.c b/net/ipv4/netfilter/arptable_filter.c
index c216b9ad3bb2..6c300ba5634e 100644
--- a/net/ipv4/netfilter/arptable_filter.c
+++ b/net/ipv4/netfilter/arptable_filter.c
@@ -56,16 +56,24 @@ static int __net_init arptable_filter_table_init(struct net *net)
return err;
}
+static void __net_exit arptable_filter_net_pre_exit(struct net *net)
+{
+ if (net->ipv4.arptable_filter)
+ arpt_unregister_table_pre_exit(net, net->ipv4.arptable_filter,
+ arpfilter_ops);
+}
+
static void __net_exit arptable_filter_net_exit(struct net *net)
{
if (!net->ipv4.arptable_filter)
return;
- arpt_unregister_table(net, net->ipv4.arptable_filter, arpfilter_ops);
+ arpt_unregister_table(net, net->ipv4.arptable_filter);
net->ipv4.arptable_filter = NULL;
}
static struct pernet_operations arptable_filter_net_ops = {
.exit = arptable_filter_net_exit,
+ .pre_exit = arptable_filter_net_pre_exit,
};
static int __init arptable_filter_init(void)