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path: root/drivers/net/bonding/bond_netlink.c
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Diffstat (limited to 'drivers/net/bonding/bond_netlink.c')
-rw-r--r--drivers/net/bonding/bond_netlink.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c
new file mode 100644
index 000000000000..3e5c5f80c320
--- /dev/null
+++ b/drivers/net/bonding/bond_netlink.c
@@ -0,0 +1,54 @@
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
23static 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
34struct 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
44int __init bond_netlink_init(void)
45{
46 return rtnl_link_register(&bond_link_ops);
47}
48
49void __exit bond_netlink_fini(void)
50{
51 rtnl_link_unregister(&bond_link_ops);
52}
53
54MODULE_ALIAS_RTNL_LINK("bond");