diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 351a406b97af..0f2d1e98481f 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -2068,14 +2068,18 @@ void composite_dev_cleanup(struct usb_composite_dev *cdev)
 			usb_ep_dequeue(cdev->gadget->ep0, cdev->os_desc_req);
 
 		kfree(cdev->os_desc_req->buf);
+		cdev->os_desc_req->buf = NULL;
 		usb_ep_free_request(cdev->gadget->ep0, cdev->os_desc_req);
+		cdev->os_desc_req = NULL;
 	}
 	if (cdev->req) {
 		if (cdev->setup_pending)
 			usb_ep_dequeue(cdev->gadget->ep0, cdev->req);
 
 		kfree(cdev->req->buf);
+		cdev->req->buf = NULL;
 		usb_ep_free_request(cdev->gadget->ep0, cdev->req);
+		cdev->req = NULL;
 	}
 	cdev->next_string_id = 0;
 	device_remove_file(&cdev->gadget->dev, &dev_attr_suspended);