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Commit 3ac636b8 authored by Jiri Pirko's avatar Jiri Pirko Committed by David S. Miller
Browse files

bridge: implement rtnl_link_ops->slave_changelink 



Allow rtnetlink users to set port info via IFLA_INFO_SLAVE_DATA attr

Signed-off-by: default avatarJiri Pirko <jiri@resnulli.us>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ced8283f

net/bridge/br_netlink.c

+16 −2
Original line number Diff line number Diff line
@@ -276,7 +276,7 @@ static int br_afspec(struct net_bridge *br, 
	return err;

}



static const struct nla_policy ifla_brport_policy[IFLA_BRPORT_MAX + 1] = {

static const struct nla_policy br_port_policy[IFLA_BRPORT_MAX + 1] = {

	[IFLA_BRPORT_STATE]	= { .type = NLA_U8 },

	[IFLA_BRPORT_COST]	= { .type = NLA_U32 },

	[IFLA_BRPORT_PRIORITY]	= { .type = NLA_U16 },
@@ -382,7 +382,7 @@ int br_setlink(struct net_device *dev, struct nlmsghdr *nlh) 
	if (p && protinfo) {

		if (protinfo->nla_type & NLA_F_NESTED) {

			err = nla_parse_nested(tb, IFLA_BRPORT_MAX,

					       protinfo, ifla_brport_policy);

					       protinfo, br_port_policy);

			if (err)

				return err;
@@ -461,6 +461,16 @@ static int br_dev_newlink(struct net *src_net, struct net_device *dev, 
	return register_netdevice(dev);

}



static int br_port_slave_changelink(struct net_device *brdev,

				    struct net_device *dev,

				    struct nlattr *tb[],

				    struct nlattr *data[])

{

	if (!data)

		return 0;

	return br_setport(br_port_get_rtnl(dev), data);

}



static int br_port_fill_slave_info(struct sk_buff *skb,

				   const struct net_device *brdev,

				   const struct net_device *dev)
@@ -504,6 +514,10 @@ struct rtnl_link_ops br_link_ops __read_mostly = { 
	.validate		= br_validate,

	.newlink		= br_dev_newlink,

	.dellink		= br_dev_delete,



	.slave_maxtype		= IFLA_BRPORT_MAX,

	.slave_policy		= br_port_policy,

	.slave_changelink	= br_port_slave_changelink,

	.get_slave_size		= br_port_get_slave_size,

	.fill_slave_info	= br_port_fill_slave_info,

};