Beispiel #1
0
static int __init br_init(void)
{
	int err;

	err = stp_proto_register(&br_stp_proto);
	if (err < 0) {
		pr_err("bridge: can't register sap for STP\n");
		return err;
	}

	err = br_fdb_init();
	if (err)
		goto err_out;

	err = register_pernet_subsys(&br_net_ops);
	if (err)
		goto err_out1;

	err = br_nf_core_init();
	if (err)
		goto err_out2;

	err = register_netdevice_notifier(&br_device_notifier);
	if (err)
		goto err_out3;

	err = register_netdev_switch_notifier(&br_netdev_switch_notifier);
	if (err)
		goto err_out4;

	err = br_netlink_init();
	if (err)
		goto err_out5;

	brioctl_set(br_ioctl_deviceless_stub);

#if IS_ENABLED(CONFIG_ATM_LANE)
	br_fdb_test_addr_hook = br_fdb_test_addr;
#endif

	pr_info("bridge: automatic filtering via arp/ip/ip6tables has been "
		"deprecated. Update your scripts to load br_netfilter if you "
		"need this.\n");

	return 0;

err_out5:
	unregister_netdev_switch_notifier(&br_netdev_switch_notifier);
err_out4:
	unregister_netdevice_notifier(&br_device_notifier);
err_out3:
	br_nf_core_fini();
err_out2:
	unregister_pernet_subsys(&br_net_ops);
err_out1:
	br_fdb_fini();
err_out:
	stp_proto_unregister(&br_stp_proto);
	return err;
}
Beispiel #2
0
static void __exit br_deinit(void)
{
	stp_proto_unregister(&br_stp_proto);
	br_netlink_fini();
	unregister_netdev_switch_notifier(&br_netdev_switch_notifier);
	unregister_netdevice_notifier(&br_device_notifier);
	brioctl_set(NULL);
	unregister_pernet_subsys(&br_net_ops);

	rcu_barrier(); /* Wait for completion of call_rcu()'s */

	br_nf_core_fini();
#if IS_ENABLED(CONFIG_ATM_LANE)
	br_fdb_test_addr_hook = NULL;
#endif
	br_fdb_fini();
}
Beispiel #3
0
static int __init br_init(void)
{
	int err;

	BUILD_BUG_ON(sizeof(struct br_input_skb_cb) > FIELD_SIZEOF(struct sk_buff, cb));

	err = stp_proto_register(&br_stp_proto);
	if (err < 0) {
		pr_err("bridge: can't register sap for STP\n");
		return err;
	}

	err = br_fdb_init();
	if (err)
		goto err_out;

	err = register_pernet_subsys(&br_net_ops);
	if (err)
		goto err_out1;

	err = br_nf_core_init();
	if (err)
		goto err_out2;

	err = register_netdevice_notifier(&br_device_notifier);
	if (err)
		goto err_out3;

	err = register_switchdev_notifier(&br_switchdev_notifier);
	if (err)
		goto err_out4;

	err = br_netlink_init();
	if (err)
		goto err_out5;

	brioctl_set(br_ioctl_deviceless_stub);

#if IS_ENABLED(CONFIG_ATM_LANE)
	br_fdb_test_addr_hook = br_fdb_test_addr;
#endif

#if IS_MODULE(CONFIG_BRIDGE_NETFILTER)
	pr_info("bridge: filtering via arp/ip/ip6tables is no longer available "
		"by default. Update your scripts to load br_netfilter if you "
		"need this.\n");
#endif

	return 0;

err_out5:
	unregister_switchdev_notifier(&br_switchdev_notifier);
err_out4:
	unregister_netdevice_notifier(&br_device_notifier);
err_out3:
	br_nf_core_fini();
err_out2:
	unregister_pernet_subsys(&br_net_ops);
err_out1:
	br_fdb_fini();
err_out:
	stp_proto_unregister(&br_stp_proto);
	return err;
}