diff --git a/plugins/alipay_cpn/internal/transform.go b/plugins/alipay_cpn/internal/transform.go
index 0463ed8..bbd3a0b 100644
--- a/plugins/alipay_cpn/internal/transform.go
+++ b/plugins/alipay_cpn/internal/transform.go
@@ -63,12 +63,13 @@ func orderReq(order *proto.OrderRequest_Order, product *proto.OrderRequest_Produ
 		PhoneId string `json:"phone_id"`
 	}
 	var extra Extra
+
 	if order.Extra != nil {
-		err := json.Unmarshal(order.Extra, &extra)
-		if err != nil {
+		if err := json.Unmarshal(order.Extra, &extra); err != nil {
 			return nil, proto.ErrorParamFail(fmt.Sprintf("order拓展参数转换有误: %v", err))
 		}
 	}
+
 	o := &po.OrderReq{
 		UserId:     order.Account,
 		LogonId:    extra.LogonId,