diff --git a/drivers/staging/greybus/interface.h b/drivers/staging/greybus/interface.h
index c9c1c92ece46..7a0366d08e32 100644
--- a/drivers/staging/greybus/interface.h
+++ b/drivers/staging/greybus/interface.h
@@ -48,9 +48,6 @@ struct gb_interface {
 };
 #define to_gb_interface(d) container_of(d, struct gb_interface, dev)
 
-struct gb_interface *gb_interface_find(struct gb_host_device *hd,
-				       u8 interface_id);
-
 struct gb_interface *gb_interface_create(struct gb_module *module,
 					 u8 interface_id);
 int gb_interface_activate(struct gb_interface *intf);