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bridge: netlink: add support for default_pvid

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Add IFLA_BR_VLAN_DEFAULT_PVID to allow setting/getting bridge's
default_pvid via netlink.

Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nikolay Aleksandrov
2015-10-04 14:23:47 +02:00
committed by David S. Miller
parent 93870cc02a
commit 0f963b7592
4 changed files with 21 additions and 8 deletions
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13
net/bridge/br_netlink.c
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@@ -784,6 +784,7 @@ static const struct nla_policy br_policy[IFLA_BR_MAX + 1] = {
[IFLA_BR_NF_CALL_IPTABLES] = { .type = NLA_U8 },
[IFLA_BR_NF_CALL_IP6TABLES] = { .type = NLA_U8 },
[IFLA_BR_NF_CALL_ARPTABLES] = { .type = NLA_U8 },
[IFLA_BR_VLAN_DEFAULT_PVID] = { .type = NLA_U16 },
};
static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
@@ -847,6 +848,14 @@ static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
if (err)
return err;
}
if (data[IFLA_BR_VLAN_DEFAULT_PVID]) {
__u16 defpvid = nla_get_u16(data[IFLA_BR_VLAN_DEFAULT_PVID]);
err = __br_vlan_set_default_pvid(br, defpvid);
if (err)
return err;
}
#endif
if (data[IFLA_BR_GROUP_FWD_MASK]) {
@@ -1007,6 +1016,7 @@ static size_t br_get_size(const struct net_device *brdev)
nla_total_size(sizeof(u8)) + /* IFLA_BR_VLAN_FILTERING */
#ifdef CONFIG_BRIDGE_VLAN_FILTERING
nla_total_size(sizeof(__be16)) + /* IFLA_BR_VLAN_PROTOCOL */
nla_total_size(sizeof(u16)) + /* IFLA_BR_VLAN_DEFAULT_PVID */
#endif
nla_total_size(sizeof(u16)) + /* IFLA_BR_GROUP_FWD_MASK */
nla_total_size(sizeof(struct ifla_bridge_id)) + /* IFLA_BR_ROOT_ID */
@@ -1094,7 +1104,8 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev)
return -EMSGSIZE;
#ifdef CONFIG_BRIDGE_VLAN_FILTERING
if (nla_put_be16(skb, IFLA_BR_VLAN_PROTOCOL, br->vlan_proto))
if (nla_put_be16(skb, IFLA_BR_VLAN_PROTOCOL, br->vlan_proto) ||
nla_put_u16(skb, IFLA_BR_VLAN_DEFAULT_PVID, br->default_pvid))
return -EMSGSIZE;
#endif
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING