Ejemplo n.º 1
0
static int __net_init arptable_filter_net_init(struct net *net)
{
	struct arpt_replace *repl;
	
	repl = arpt_alloc_initial_table(&packet_filter);
	if (repl == NULL)
		return -ENOMEM;
	net->ipv4.arptable_filter =
		arpt_register_table(net, &packet_filter, repl);
	kfree(repl);
	return PTR_ERR_OR_ZERO(net->ipv4.arptable_filter);
}
Ejemplo n.º 2
0
static int __net_init arptable_filter_table_init(struct net *net)
{
	struct arpt_replace *repl;
	int err;

	if (net->ipv4.arptable_filter)
		return 0;

	repl = arpt_alloc_initial_table(&packet_filter);
	if (repl == NULL)
		return -ENOMEM;
	err = arpt_register_table(net, &packet_filter, repl, arpfilter_ops,
				  &net->ipv4.arptable_filter);
	kfree(repl);
	return err;
}