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[IPV6] IP6TUNNEL: Delete all tunnel device when unloading module. 

Signed-off-by: Yasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp>
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
This commit is contained in:
Yasuyuki Kozakai 2006-11-06 10:06:22 -08:00 committed by David S. Miller
parent ea659e0775
commit b3fdd9f115
1 changed files with 17 additions and 1 deletions
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18
net/ipv6/ip6_tunnel.c
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@ -1149,6 +1149,20 @@ fail:
return err;
}
static void __exit ip6ip6_destroy_tunnels(void)
{
int h;
struct ip6_tnl *t;
for (h = 0; h < HASH_SIZE; h++) {
while ((t = tnls_r_l[h]) != NULL)
unregister_netdevice(t->dev);
}
t = tnls_wc[0];
unregister_netdevice(t->dev);
}
/**
* ip6_tunnel_cleanup - free resources and unregister protocol
**/
@ -1158,7 +1172,9 @@ static void __exit ip6_tunnel_cleanup(void)
if (xfrm6_tunnel_deregister(&ip6ip6_handler))
printk(KERN_INFO "ip6ip6 close: can't deregister tunnel\n");
unregister_netdev(ip6ip6_fb_tnl_dev);
rtnl_lock();
ip6ip6_destroy_tunnels();
rtnl_unlock();
}
module_init(ip6_tunnel_init);