diff options
| -rw-r--r-- | include/uapi/linux/if_bridge.h | 1 | ||||
| -rw-r--r-- | net/bridge/br_mdb.c | 6 |
2 files changed, 7 insertions, 0 deletions
diff --git a/include/uapi/linux/if_bridge.h b/include/uapi/linux/if_bridge.h index eaaea6208b42..3635b7797508 100644 --- a/include/uapi/linux/if_bridge.h +++ b/include/uapi/linux/if_bridge.h @@ -182,6 +182,7 @@ struct br_mdb_entry { #define MDB_TEMPORARY 0 #define MDB_PERMANENT 1 __u8 state; + __u16 vid; struct { union { __be32 ip4; diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c index 1fb7d076f15c..a8d0e93d43f2 100644 --- a/net/bridge/br_mdb.c +++ b/net/bridge/br_mdb.c @@ -85,6 +85,7 @@ static int br_mdb_fill_info(struct sk_buff *skb, struct netlink_callback *cb, memset(&e, 0, sizeof(e)); e.ifindex = port->dev->ifindex; e.state = p->state; + e.vid = p->addr.vid; if (p->addr.proto == htons(ETH_P_IP)) e.addr.u.ip4 = p->addr.u.ip4; #if IS_ENABLED(CONFIG_IPV6) @@ -242,6 +243,7 @@ void br_mdb_notify(struct net_device *dev, struct net_bridge_port *port, entry.addr.u.ip6 = group->u.ip6; #endif entry.state = state; + entry.vid = group->vid; __br_mdb_notify(dev, &entry, type); } @@ -264,6 +266,8 @@ static bool is_valid_mdb_entry(struct br_mdb_entry *entry) return false; if (entry->state != MDB_PERMANENT && entry->state != MDB_TEMPORARY) return false; + if (entry->vid >= VLAN_VID_MASK) + return false; return true; } @@ -372,6 +376,7 @@ static int __br_mdb_add(struct net *net, struct net_bridge *br, if (!p || p->br != br || p->state == BR_STATE_DISABLED) return -EINVAL; + ip.vid = entry->vid; ip.proto = entry->addr.proto; if (ip.proto == htons(ETH_P_IP)) ip.u.ip4 = entry->addr.u.ip4; @@ -418,6 +423,7 @@ static int __br_mdb_del(struct net_bridge *br, struct br_mdb_entry *entry) if (!netif_running(br->dev) || br->multicast_disabled) return -EINVAL; + ip.vid = entry->vid; ip.proto = entry->addr.proto; if (ip.proto == htons(ETH_P_IP)) { if (timer_pending(&br->ip4_other_query.timer)) |