usb: cdns3: cdns3-gadget: Use list_move_tail instead of list_del/list_add_tail

Using list_move_tail() instead of list_del() + list_add_tail().

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Baokun Li <libaokun1@huawei.com>
Link: https://lore.kernel.org/r/20210609072720.1358527-1-libaokun1@huawei.com
Signed-off-by: Peter Chen <peter.chen@kernel.org>

diff --git a/drivers/usb/cdns3/cdns3-gadget.c b/drivers/usb/cdns3/cdns3-gadget.c
index 21f026c..2341cf8 100644 (file)
--- a/drivers/usb/cdns3/cdns3-gadget.c
+++ b/drivers/usb/cdns3/cdns3-gadget.c
@@ -430,9 +430,7 @@ static int cdns3_start_all_request(struct cdns3_device *priv_dev,
                if (ret)
                        return ret;
 
-               list_del(&request->list);
-               list_add_tail(&request->list,
-                             &priv_ep->pending_req_list);
+               list_move_tail(&request->list, &priv_ep->pending_req_list);
                if (request->stream_id != 0 || (priv_ep->flags & EP_TDLCHK_EN))
                        break;
        }