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netns bridge: cleanup bridges during netns stop 

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Acked-by: Stephen Hemminger <shemming@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexey Dobriyan 2008-09-08 16:20:18 -07:00 committed by David S. Miller
parent 4aa678ba44
commit 712d6954e3
3 changed files with 19 additions and 9 deletions
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22
net/bridge/br.c
View File

@ -28,6 +28,10 @@ static const struct stp_proto br_stp_proto = {
.rcv = br_stp_rcv,
};
static struct pernet_operations br_net_ops = {
.exit = br_net_exit,
};
static int __init br_init(void)
{
int err;
@ -42,18 +46,22 @@ static int __init br_init(void)
if (err)
goto err_out;
err = br_netfilter_init();
err = register_pernet_subsys(&br_net_ops);
if (err)
goto err_out1;
err = register_netdevice_notifier(&br_device_notifier);
err = br_netfilter_init();
if (err)
goto err_out2;
err = br_netlink_init();
err = register_netdevice_notifier(&br_device_notifier);
if (err)
goto err_out3;
err = br_netlink_init();
if (err)
goto err_out4;
brioctl_set(br_ioctl_deviceless_stub);
br_handle_frame_hook = br_handle_frame;
@ -61,10 +69,12 @@ static int __init br_init(void)
br_fdb_put_hook = br_fdb_put;
return 0;
err_out3:
err_out4:
unregister_netdevice_notifier(&br_device_notifier);
err_out2:
err_out3:
br_netfilter_fini();
err_out2:
unregister_pernet_subsys(&br_net_ops);
err_out1:
br_fdb_fini();
err_out:
@ -80,7 +90,7 @@ static void __exit br_deinit(void)
unregister_netdevice_notifier(&br_device_notifier);
brioctl_set(NULL);
br_cleanup_bridges();
unregister_pernet_subsys(&br_net_ops);
synchronize_net();

4
net/bridge/br_if.c
View File

@ -446,13 +446,13 @@ int br_del_if(struct net_bridge *br, struct net_device *dev)
return 0;
}
void __exit br_cleanup_bridges(void)
void br_net_exit(struct net *net)
{
struct net_device *dev;
rtnl_lock();
restart:
for_each_netdev(&init_net, dev) {
for_each_netdev(net, dev) {
if (dev->priv_flags & IFF_EBRIDGE) {
del_br(dev->priv);
goto restart;

2
net/bridge/br_private.h
View File

@ -180,7 +180,7 @@ extern void br_flood_forward(struct net_bridge *br, struct sk_buff *skb);
extern void br_port_carrier_check(struct net_bridge_port *p);
extern int br_add_bridge(struct net *net, const char *name);
extern int br_del_bridge(struct net *net, const char *name);
extern void br_cleanup_bridges(void);
extern void br_net_exit(struct net *net);
extern int br_add_if(struct net_bridge *br,
struct net_device *dev);
extern int br_del_if(struct net_bridge *br,