Index: uspace/lib/net/generic/generic.c
===================================================================
--- uspace/lib/net/generic/generic.c	(revision 609243f4f1d6e7562d9c9b79e38925b36e844ac0)
+++ uspace/lib/net/generic/generic.c	(revision b0f00a9ed1b00bda8a286a4c4bbe625a7f410bc6)
@@ -79,5 +79,5 @@
 {
 	async_exch_t *exch = async_exchange_begin(sess);
-	int rc = async_req_2_0(exch, message, (sysarg_t) device_id,
+	int rc = async_req_3_0(exch, message, (sysarg_t) device_id, 0,
 	    (sysarg_t) service);
 	async_exchange_end(exch);