From 712d6954e3998d0de2840d8130941e8042541246 Mon Sep 17 00:00:00 2001 From: Alexey Dobriyan Date: Mon, 8 Sep 2008 16:20:18 -0700 Subject: [PATCH] netns bridge: cleanup bridges during netns stop Signed-off-by: Alexey Dobriyan Acked-by: Stephen Hemminger Signed-off-by: David S. Miller --- net/bridge/br.c | 22 ++++++++++++++++------ net/bridge/br_if.c | 4 ++-- net/bridge/br_private.h | 2 +- 3 files changed, 19 insertions(+), 9 deletions(-) diff --git a/net/bridge/br.c b/net/bridge/br.c index 573acdf6f9ff..4d2c1f1cb524 100644 --- a/net/bridge/br.c +++ b/net/bridge/br.c @@ -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(); diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c index 66c4f7122cf4..573e20f7dba4 100644 --- a/net/bridge/br_if.c +++ b/net/bridge/br_if.c @@ -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; diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h index 51eaeaaa58c0..b6c3b71974dc 100644 --- a/net/bridge/br_private.h +++ b/net/bridge/br_private.h @@ -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, -- 2.30.2