diff --git a/sys/sun4v/include/cddl/mdesc.h b/sys/sun4v/include/cddl/mdesc.h
index 9c8242fd291..2e5148d3e22 100644
--- a/sys/sun4v/include/cddl/mdesc.h
+++ b/sys/sun4v/include/cddl/mdesc.h
@@ -181,11 +181,13 @@ extern int              md_get_prop_alloc(md_t *, mde_cookie_t, char *,
 extern int              md_vdev_find_val(device_t dev, char *namep, 
 					 uint64_t *valp);
 
+extern int              md_vdev_find_node(device_t dev, mde_cookie_t *valp);
 
 MALLOC_DECLARE(M_MDPROP);
 extern void             mdesc_init(void);
 extern int              mdesc_update(void);
 
+
 extern md_t *           md_get(void);
 extern void             md_put(md_t *);