Index: uspace/srv/devman/devtree.c
===================================================================
--- uspace/srv/devman/devtree.c	(revision f89204ee0a3534e30bb9936dc9a0cb7d7bf43303)
+++ uspace/srv/devman/devtree.c	(revision c483fca0263f4b26f181c7f35c6de491be6e53d5)
@@ -165,5 +165,4 @@
 	}
 
-	dev_add_ref(dev);
 	insert_dev_node(tree, dev, fun);
 
Index: uspace/srv/devman/fun.c
===================================================================
--- uspace/srv/devman/fun.c	(revision f89204ee0a3534e30bb9936dc9a0cb7d7bf43303)
+++ uspace/srv/devman/fun.c	(revision c483fca0263f4b26f181c7f35c6de491be6e53d5)
@@ -317,5 +317,4 @@
 
 		insert_dev_node(&device_tree, dev, fun);
-		dev_add_ref(dev);
 	}