git://bbs.cooldavid.org / net-next-2.6.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * Generic parts | |
| 3 | * Linux ethernet bridge | |
| 4 | * | |
| 5 | * Authors: | |
| 6 | * Lennert Buytenhek <buytenh@gnu.org> | |
| 7 | * | |
| 1da177e4 LT |
8 | * This program is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU General Public License | |
| 10 | * as published by the Free Software Foundation; either version | |
| 11 | * 2 of the License, or (at your option) any later version. | |
| 12 | */ | |
| 13 | ||
| 1da177e4 LT |
14 | #include <linux/module.h> |
| 15 | #include <linux/kernel.h> | |
| 16 | #include <linux/netdevice.h> | |
| 17 | #include <linux/etherdevice.h> | |
| 18 | #include <linux/init.h> | |
| cf0f02d0 SH |
19 | #include <linux/llc.h> |
| 20 | #include <net/llc.h> | |
| 7c85fbf0 | 21 | #include <net/stp.h> |
| 1da177e4 LT |
22 | |
| 23 | #include "br_private.h" | |
| 24 | ||
| 3db05fea | 25 | int (*br_should_route_hook)(struct sk_buff *skb); |
| 1da177e4 | 26 | |
| 7c85fbf0 PM |
27 | static const struct stp_proto br_stp_proto = { |
| 28 | .rcv = br_stp_rcv, | |
| 29 | }; | |
| cf0f02d0 | 30 | |
| 712d6954 AD |
31 | static struct pernet_operations br_net_ops = { |
| 32 | .exit = br_net_exit, | |
| 33 | }; | |
| 34 | ||
| 1da177e4 LT |
35 | static int __init br_init(void) |
| 36 | { | |
| c0909713 SH |
37 | int err; |
| 38 | ||
| 7c85fbf0 PM |
39 | err = stp_proto_register(&br_stp_proto); |
| 40 | if (err < 0) { | |
| 28a16c97 | 41 | pr_err("bridge: can't register sap for STP\n"); |
| 7c85fbf0 | 42 | return err; |
| cf0f02d0 SH |
43 | } |
| 44 | ||
| 87a596e0 AM |
45 | err = br_fdb_init(); |
| 46 | if (err) | |
| 17efdd45 | 47 | goto err_out; |
| 1da177e4 | 48 | |
| 712d6954 | 49 | err = register_pernet_subsys(&br_net_ops); |
| c0909713 SH |
50 | if (err) |
| 51 | goto err_out1; | |
| 52 | ||
| 712d6954 | 53 | err = br_netfilter_init(); |
| c0909713 SH |
54 | if (err) |
| 55 | goto err_out2; | |
| 56 | ||
| 712d6954 | 57 | err = register_netdevice_notifier(&br_device_notifier); |
| 32fe21c0 TG |
58 | if (err) |
| 59 | goto err_out3; | |
| 60 | ||
| 712d6954 AD |
61 | err = br_netlink_init(); |
| 62 | if (err) | |
| 63 | goto err_out4; | |
| 64 | ||
| 1da177e4 LT |
65 | brioctl_set(br_ioctl_deviceless_stub); |
| 66 | br_handle_frame_hook = br_handle_frame; | |
| 67 | ||
| da678292 MM |
68 | #if defined(CONFIG_ATM_LANE) || defined(CONFIG_ATM_LANE_MODULE) |
| 69 | br_fdb_test_addr_hook = br_fdb_test_addr; | |
| 70 | #endif | |
| 1da177e4 | 71 | |
| 1da177e4 | 72 | return 0; |
| 712d6954 | 73 | err_out4: |
| 32fe21c0 | 74 | unregister_netdevice_notifier(&br_device_notifier); |
| 712d6954 | 75 | err_out3: |
| c0909713 | 76 | br_netfilter_fini(); |
| 712d6954 AD |
77 | err_out2: |
| 78 | unregister_pernet_subsys(&br_net_ops); | |
| c0909713 | 79 | err_out1: |
| 17efdd45 PE |
80 | br_fdb_fini(); |
| 81 | err_out: | |
| 7c85fbf0 | 82 | stp_proto_unregister(&br_stp_proto); |
| c0909713 | 83 | return err; |
| 1da177e4 LT |
84 | } |
| 85 | ||
| 86 | static void __exit br_deinit(void) | |
| 87 | { | |
| 7c85fbf0 | 88 | stp_proto_unregister(&br_stp_proto); |
| cf0f02d0 | 89 | |
| 11dc1f36 | 90 | br_netlink_fini(); |
| 1da177e4 LT |
91 | unregister_netdevice_notifier(&br_device_notifier); |
| 92 | brioctl_set(NULL); | |
| 93 | ||
| 712d6954 | 94 | unregister_pernet_subsys(&br_net_ops); |
| 1da177e4 | 95 | |
| 473c22d7 | 96 | rcu_barrier(); /* Wait for completion of call_rcu()'s */ |
| 1da177e4 | 97 | |
| d69efb16 | 98 | br_netfilter_fini(); |
| da678292 MM |
99 | #if defined(CONFIG_ATM_LANE) || defined(CONFIG_ATM_LANE_MODULE) |
| 100 | br_fdb_test_addr_hook = NULL; | |
| 101 | #endif | |
| 1da177e4 LT |
102 | |
| 103 | br_handle_frame_hook = NULL; | |
| 104 | br_fdb_fini(); | |
| 105 | } | |
| 106 | ||
| 107 | EXPORT_SYMBOL(br_should_route_hook); | |
| 108 | ||
| 109 | module_init(br_init) | |
| 110 | module_exit(br_deinit) | |
| 111 | MODULE_LICENSE("GPL"); | |
| 8cbb512e | 112 | MODULE_VERSION(BR_VERSION); |