Index: uspace/srv/devmap/devmap.c
===================================================================
--- uspace/srv/devmap/devmap.c	(revision cb819f92c9dcc88804bdf9c7b5816464ce237d44)
+++ uspace/srv/devmap/devmap.c	(revision cead2aabcdb4b57d944c23991ca13715b88348f5)
@@ -555,5 +555,5 @@
 	if (devmap_device_find_name(namespace->name, device->name) != NULL) {
 		printf("%s: Device '%s/%s' already registered\n", NAME,
-		    device->namespace, device->name);
+		    device->namespace->name, device->name);
 		devmap_namespace_destroy(namespace);
 		fibril_mutex_unlock(&devices_list_mutex);