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0a2a78c4 JP |
1 | /* |
2 | * drivers/net/bond/bond_netlink.c - Netlink interface for bonding | |
3 | * Copyright (c) 2013 Jiri Pirko <jiri@resnulli.us> | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; either version 2 of the License, or | |
8 | * (at your option) any later version. | |
9 | */ | |
10 | ||
11 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt | |
12 | ||
13 | #include <linux/module.h> | |
14 | #include <linux/errno.h> | |
15 | #include <linux/netdevice.h> | |
16 | #include <linux/etherdevice.h> | |
17 | #include <linux/if_link.h> | |
18 | #include <linux/if_ether.h> | |
19 | #include <net/netlink.h> | |
20 | #include <net/rtnetlink.h> | |
21 | #include "bonding.h" | |
22 | ||
23 | static int bond_validate(struct nlattr *tb[], struct nlattr *data[]) | |
24 | { | |
25 | if (tb[IFLA_ADDRESS]) { | |
26 | if (nla_len(tb[IFLA_ADDRESS]) != ETH_ALEN) | |
27 | return -EINVAL; | |
28 | if (!is_valid_ether_addr(nla_data(tb[IFLA_ADDRESS]))) | |
29 | return -EADDRNOTAVAIL; | |
30 | } | |
31 | return 0; | |
32 | } | |
33 | ||
34 | struct rtnl_link_ops bond_link_ops __read_mostly = { | |
35 | .kind = "bond", | |
36 | .priv_size = sizeof(struct bonding), | |
37 | .setup = bond_setup, | |
38 | .validate = bond_validate, | |
39 | .get_num_tx_queues = bond_get_num_tx_queues, | |
40 | .get_num_rx_queues = bond_get_num_tx_queues, /* Use the same number | |
41 | as for TX queues */ | |
42 | }; | |
43 | ||
44 | int __init bond_netlink_init(void) | |
45 | { | |
46 | return rtnl_link_register(&bond_link_ops); | |
47 | } | |
48 | ||
49 | void __exit bond_netlink_fini(void) | |
50 | { | |
51 | rtnl_link_unregister(&bond_link_ops); | |
52 | } | |
53 | ||
54 | MODULE_ALIAS_RTNL_LINK("bond"); |