购物车编辑修复

@@ -156,7 +156,7 @@ const getProductItemData = (params, url, uid) => {
  */
 const getProductInfo = (productId, skn, uid) => {
     return itemApi.getProductBaseAsync(productId, uid, skn).then(result => {
-        return itemFun.setProductData(result);
+        return result.data && itemFun.setProductData(result.data) || {};
     });
 };