netfront:netif_init() skips the register_inetaddr_notifier() and 
xenbus_register_frontend() calls if it is running in dom0 
(is_initial_xendomain()). 
netfront:netif_exit() unregisters both unconditionally.
Jim
----------
Fix "rmmod xennet" crash in dom0
Signed-off-by: Jim Dykman <dykman@xxxxxxxxxx>
diff -r 05bf8693c735 linux-2.6-xen-sparse/drivers/xen/netfront/netfront.c
--- a/linux-2.6-xen-sparse/drivers/xen/netfront/netfront.c Wed Oct 18 
16:08:58 2006 +0100
+++ b/linux-2.6-xen-sparse/drivers/xen/netfront/netfront.c Wed Oct 18 
13:21:33 2006 -0400
@@ -2129,6 +2129,9 @@ module_init(netif_init);
 static void __exit netif_exit(void)
 {
+ if (is_initial_xendomain())
+ return;
+
 unregister_inetaddr_notifier(&notifier_inetdev);
 return xenbus_unregister_driver(&netfront);

Attachment: netif_exit.patch
Description: Binary data

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