Index: uspace/lib/drv/generic/driver.c
===================================================================
--- uspace/lib/drv/generic/driver.c	(revision 4c3fef43df9c6f097a67209a0d4aa634bcb09919)
+++ uspace/lib/drv/generic/driver.c	(revision 203b80ca24dca312984c997a942d7125bf77dbcd)
@@ -199,4 +199,5 @@
 		dev_del_ref(dev);
 	
+	dev_del_ref(dev);
 	async_answer_0(iid, (sysarg_t) rc);
 }
@@ -227,4 +228,5 @@
 		dev_del_ref(dev);
 	
+	dev_del_ref(dev);
 	async_answer_0(iid, (sysarg_t) rc);
 }