diff --git a/include/linux/kobject.h b/include/linux/kobject.h
index bdf4f7c..57eea4c 100644
--- a/include/linux/kobject.h
+++ b/include/linux/kobject.h
@@ -81,6 +81,9 @@
 extern void kobject_init(struct kobject *);
 extern void kobject_init_ng(struct kobject *kobj, struct kobj_type *ktype);
 extern int __must_check kobject_add(struct kobject *);
+extern int __must_check kobject_add_ng(struct kobject *kobj,
+				       struct kobject *parent,
+				       const char *fmt, ...);
 extern void kobject_del(struct kobject *);
 
 extern int __must_check kobject_rename(struct kobject *, const char *new_name);