Index: uspace/lib/usbvirt/src/device.c
===================================================================
--- uspace/lib/usbvirt/src/device.c	(revision 77ad86ca9ec1edac5e39ab6e237ea58c13b85efb)
+++ uspace/lib/usbvirt/src/device.c	(revision bae1e1f6864fcff51386ca7dda92f703816ffeef)
@@ -93,5 +93,5 @@
 	
 	async_sess_t *hcd_sess =
-	    devman_device_connect(EXCHANGE_SERIALIZE, handle, 0);
+	    devman_device_connect(handle, 0);
 	if (!hcd_sess)
 		return ENOMEM;
@@ -101,5 +101,9 @@
 	
 	async_exch_t *exch = async_exchange_begin(hcd_sess);
-	rc = async_connect_to_me(exch, 0, 0, 0, callback_connection, NULL);
+	
+	port_id_t port;
+	rc = async_create_callback_port(exch, INTERFACE_USBVIRT_CB, 0, 0,
+	    callback_connection, NULL, &port);
+	
 	async_exchange_end(exch);