diff --git a/plugins/weixin_cpn/internal/transform.go b/plugins/weixin_cpn/internal/transform.go
index 7f75bfa..28a0184 100644
--- a/plugins/weixin_cpn/internal/transform.go
+++ b/plugins/weixin_cpn/internal/transform.go
@@ -38,15 +38,13 @@ func orderReq(order *proto.OrderRequest_Order, product *proto.OrderRequest_Produ
 			return cashcoupons.SendCouponRequest{}, fmt.Errorf("order extra json unmarshal error: %v", err)
 		}
 	}
-	c := cashcoupons.SendCouponRequest{
+	return cashcoupons.SendCouponRequest{
 		Openid:            core.String(order.Account),
 		StockId:           core.String(product.ProductNo),
 		OutRequestNo:      core.String(order.OrderNo),
 		Appid:             core.String(extra.Appid),
 		StockCreatorMchid: core.String(extra.StockCreatorMchid),
-	}
-
-	return c, nil
+	}, nil
 }
 
 func orderResp(order *proto.OrderRequest_Order, tradeNo string) *proto.OrderResponse {