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	*------------------------------------------------------------------------------			*------------------------------------------------------------------------------
	*/			*/

	static struct vmci_subscription *			static struct vmci_subscription *
	vmci_event_unregister_subscription(vmci_id sub_id)			vmci_event_unregister_subscription(vmci_id sub_id)
	{			{
	struct vmci_subscription *s;			struct vmci_subscription *s;

				if (!vmci_initialized_lock(&subscriber_lock))
				return NULL;

	vmci_grab_lock_bh(&subscriber_lock);			vmci_grab_lock_bh(&subscriber_lock);
	s = vmci_event_find(sub_id);			s = vmci_event_find(sub_id);
	if (s != NULL) {			if (s != NULL) {
	vmci_event_release(s);			vmci_event_release(s);
	vmci_list_remove(s, subscriber_list_item);			vmci_list_remove(s, subscriber_list_item);
	}			}
	vmci_release_lock_bh(&subscriber_lock);			vmci_release_lock_bh(&subscriber_lock);

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