diff options
Diffstat (limited to 'net/bridge/br_netlink.c')
-rw-r--r-- | net/bridge/br_netlink.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c index c3186198d46d..39b201a2bc12 100644 --- a/net/bridge/br_netlink.c +++ b/net/bridge/br_netlink.c @@ -764,6 +764,7 @@ static const struct nla_policy br_policy[IFLA_BR_MAX + 1] = { [IFLA_BR_PRIORITY] = { .type = NLA_U16 }, [IFLA_BR_VLAN_FILTERING] = { .type = NLA_U8 }, [IFLA_BR_VLAN_PROTOCOL] = { .type = NLA_U16 }, + [IFLA_BR_GROUP_FWD_MASK] = { .type = NLA_U16 }, }; static int br_changelink(struct net_device *brdev, struct nlattr *tb[], @@ -829,6 +830,14 @@ static int br_changelink(struct net_device *brdev, struct nlattr *tb[], } #endif + if (data[IFLA_BR_GROUP_FWD_MASK]) { + u16 fwd_mask = nla_get_u16(data[IFLA_BR_GROUP_FWD_MASK]); + + if (fwd_mask & BR_GROUPFWD_RESTRICTED) + return -EINVAL; + br->group_fwd_mask = fwd_mask; + } + return 0; } @@ -844,6 +853,7 @@ static size_t br_get_size(const struct net_device *brdev) #ifdef CONFIG_BRIDGE_VLAN_FILTERING nla_total_size(sizeof(__be16)) + /* IFLA_BR_VLAN_PROTOCOL */ #endif + nla_total_size(sizeof(u16)) + /* IFLA_BR_GROUP_FWD_MASK */ 0; } @@ -856,6 +866,7 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev) u32 ageing_time = jiffies_to_clock_t(br->ageing_time); u32 stp_enabled = br->stp_enabled; u16 priority = (br->bridge_id.prio[0] << 8) | br->bridge_id.prio[1]; + u16 group_fwd_mask = br->group_fwd_mask; u8 vlan_enabled = br_vlan_enabled(br); if (nla_put_u32(skb, IFLA_BR_FORWARD_DELAY, forward_delay) || @@ -864,7 +875,8 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev) nla_put_u32(skb, IFLA_BR_AGEING_TIME, ageing_time) || nla_put_u32(skb, IFLA_BR_STP_STATE, stp_enabled) || nla_put_u16(skb, IFLA_BR_PRIORITY, priority) || - nla_put_u8(skb, IFLA_BR_VLAN_FILTERING, vlan_enabled)) + nla_put_u8(skb, IFLA_BR_VLAN_FILTERING, vlan_enabled) || + nla_put_u16(skb, IFLA_BR_GROUP_FWD_MASK, group_fwd_mask)) return -EMSGSIZE; #ifdef CONFIG_BRIDGE_VLAN_FILTERING |