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authorYasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp>2006-11-06 10:06:22 -0800
committerDavid S. Miller <davem@sunset.davemloft.net>2006-11-21 16:16:26 -0800
commitb3fdd9f115c776d381b30b296849f8e4046bcdaa (patch)
tree6e89df89cae17b922599033f08c26e1ec94efad3
parentea659e0775281e1c02556e939bf749bb4f55e50c (diff)
[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>
-rw-r--r--net/ipv6/ip6_tunnel.c18
1 files changed, 17 insertions, 1 deletions
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 84d7ebdb9d2..c8d4160385f 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -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);