diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index d96296cd73..a13b21d0a0 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -948,6 +948,7 @@ static void composite_unbind(struct usb_gadget *gadget)
 			debug("unbind config '%s'/%p\n", c->label, c);
 			c->unbind(c);
 		}
+		free(c);
 	}
 	if (composite->unbind)
 		composite->unbind(cdev);
diff --git a/drivers/usb/gadget/g_dnl.c b/drivers/usb/gadget/g_dnl.c
index ad89a0d2e6..2fa6da4091 100644
--- a/drivers/usb/gadget/g_dnl.c
+++ b/drivers/usb/gadget/g_dnl.c
@@ -93,8 +93,6 @@ static int g_dnl_unbind(struct usb_composite_dev *cdev)
 {
 	struct usb_gadget *gadget = cdev->gadget;
 
-	free(cdev->config);
-	cdev->config = NULL;
 	debug("%s: calling usb_gadget_disconnect for "
 			"controller '%s'\n", __func__, gadget->name);
 	usb_gadget_disconnect(gadget);