diff options
| author | Nikolay Aleksandrov <nikolay@cumulusnetworks.com> | 2020-09-07 12:56:11 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2020-09-07 13:16:35 -0700 |
| commit | 79abc87505d84ade6c624b5bb707766a8a6791a6 (patch) | |
| tree | e8a7ef1b8ba1cbb22c93305a1e549eb0bea829dc /net/bridge | |
| parent | 42c11ccfe844c1df91599428d87101e07e389901 (diff) | |
net: bridge: mdb: push notifications in __br_mdb_add/del
This change is in preparation for using the mdb port group entries when
sending a notification, so their full state and additional attributes can
be filled in.
Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/bridge')
| -rw-r--r-- | net/bridge/br_mdb.c | 20 |
1 files changed, 8 insertions, 12 deletions
diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c index 9dc12ce61018..24f6ccf98657 100644 --- a/net/bridge/br_mdb.c +++ b/net/bridge/br_mdb.c @@ -681,7 +681,7 @@ static int br_mdb_parse(struct sk_buff *skb, struct nlmsghdr *nlh, } static int br_mdb_add_group(struct net_bridge *br, struct net_bridge_port *port, - struct br_ip *group, unsigned char state) + struct br_ip *group, struct br_mdb_entry *entry) { struct net_bridge_mdb_entry *mp; struct net_bridge_port_group *p; @@ -700,12 +700,13 @@ static int br_mdb_add_group(struct net_bridge *br, struct net_bridge_port *port, /* host join */ if (!port) { /* don't allow any flags for host-joined groups */ - if (state) + if (entry->state) return -EINVAL; if (mp->host_joined) return -EEXIST; br_multicast_host_join(mp, false); + __br_mdb_notify(br->dev, NULL, entry, RTM_NEWMDB); return 0; } @@ -719,13 +720,14 @@ static int br_mdb_add_group(struct net_bridge *br, struct net_bridge_port *port, break; } - p = br_multicast_new_port_group(port, group, *pp, state, NULL, + p = br_multicast_new_port_group(port, group, *pp, entry->state, NULL, MCAST_EXCLUDE); if (unlikely(!p)) return -ENOMEM; rcu_assign_pointer(*pp, p); - if (state == MDB_TEMPORARY) + if (entry->state == MDB_TEMPORARY) mod_timer(&p->timer, now + br->multicast_membership_interval); + __br_mdb_notify(br->dev, port, entry, RTM_NEWMDB); return 0; } @@ -754,7 +756,7 @@ static int __br_mdb_add(struct net *net, struct net_bridge *br, __mdb_entry_to_br_ip(entry, &ip); spin_lock_bh(&br->multicast_lock); - ret = br_mdb_add_group(br, p, &ip, entry->state); + ret = br_mdb_add_group(br, p, &ip, entry); spin_unlock_bh(&br->multicast_lock); return ret; } @@ -799,12 +801,9 @@ static int br_mdb_add(struct sk_buff *skb, struct nlmsghdr *nlh, err = __br_mdb_add(net, br, entry); if (err) break; - __br_mdb_notify(dev, p, entry, RTM_NEWMDB); } } else { err = __br_mdb_add(net, br, entry); - if (!err) - __br_mdb_notify(dev, p, entry, RTM_NEWMDB); } return err; @@ -832,6 +831,7 @@ static int __br_mdb_del(struct net_bridge *br, struct br_mdb_entry *entry) if (entry->ifindex == mp->br->dev->ifindex && mp->host_joined) { br_multicast_host_leave(mp, false); err = 0; + __br_mdb_notify(br->dev, NULL, entry, RTM_DELMDB); if (!mp->ports && netif_running(br->dev)) mod_timer(&mp->timer, jiffies); goto unlock; @@ -894,13 +894,9 @@ static int br_mdb_del(struct sk_buff *skb, struct nlmsghdr *nlh, list_for_each_entry(v, &vg->vlan_list, vlist) { entry->vid = v->vid; err = __br_mdb_del(br, entry); - if (!err) - __br_mdb_notify(dev, p, entry, RTM_DELMDB); } } else { err = __br_mdb_del(br, entry); - if (!err) - __br_mdb_notify(dev, p, entry, RTM_DELMDB); } return err; |