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bridge: Do not unregister all PF_BRIDGE rtnl operations 

Bridge fdb and link rtnl operations are registered in
core/rtnetlink.  Bridge mdb operations are registred
in bridge/mdb.  When removing bridge module, do not
unregister ALL PF_BRIDGE ops since that would remove
the ops from rtnetlink as well.  Do remove mdb ops when
bridge is destroyed.

Signed-off-by: Vlad Yasevich <vyasevic@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vlad Yasevich 2012-12-19 09:13:48 +00:00 committed by David S. Miller
parent a5e40708c4
commit 63233159fd
4 changed files with 9 additions and 1 deletions
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7
net/bridge/br_mdb.c
View File

@ -482,3 +482,10 @@ void br_mdb_init(void)
rtnl_register(PF_BRIDGE, RTM_NEWMDB, br_mdb_add, NULL, NULL);
rtnl_register(PF_BRIDGE, RTM_DELMDB, br_mdb_del, NULL, NULL);
}
void br_mdb_uninit(void)
{
rtnl_unregister(PF_BRIDGE, RTM_GETMDB);
rtnl_unregister(PF_BRIDGE, RTM_NEWMDB);
rtnl_unregister(PF_BRIDGE, RTM_DELMDB);
}

1
net/bridge/br_multicast.c
View File

@ -1633,6 +1633,7 @@ void br_multicast_stop(struct net_bridge *br)
del_timer_sync(&br->multicast_querier_timer);
del_timer_sync(&br->multicast_query_timer);
br_mdb_uninit();
spin_lock_bh(&br->multicast_lock);
mdb = mlock_dereference(br->mdb, br);
if (!mdb)

1
net/bridge/br_netlink.c
View File

@ -305,5 +305,4 @@ int __init br_netlink_init(void)
void __exit br_netlink_fini(void)
{
rtnl_link_unregister(&br_link_ops);
rtnl_unregister_all(PF_BRIDGE);
}

1
net/bridge/br_private.h
View File

@ -447,6 +447,7 @@ extern struct net_bridge_port_group *br_multicast_new_port_group(
struct net_bridge_port_group *next,
unsigned char state);
extern void br_mdb_init(void);
extern void br_mdb_uninit(void);
extern void br_mdb_notify(struct net_device *dev, struct net_bridge_port *port,
struct br_ip *group, int type);