Commit | Line | Data |
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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) { | |
cf0f02d0 | 41 | printk(KERN_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); |