Index: uspace/srv/devman/devman.c
===================================================================
--- uspace/srv/devman/devman.c	(revision dc87f3fdd986aaa5448f59cf1d5f5b01447860c6)
+++ uspace/srv/devman/devman.c	(revision df147c7b4922ea53246e4777ccd2ff6309ec4c7d)
@@ -1124,4 +1124,11 @@
 fun_node_t *find_fun_node_by_path(dev_tree_t *tree, char *path)
 {
+	assert(path != NULL);
+
+	bool is_absolute = path[0] == '/';
+	if (!is_absolute) {
+		return NULL;
+	}
+
 	fibril_rwlock_read_lock(&tree->rwlock);
 	
@@ -1133,5 +1140,5 @@
 	char *rel_path = path;
 	char *next_path_elem = NULL;
-	bool cont = (rel_path[0] == '/');
+	bool cont = true;
 	
 	while (cont && fun != NULL) {