recomandLi

@@ -336,14 +336,14 @@ class DetailModel extends global.yoho.BaseModel {
      * @return {[type]}
      */
     productInfoBySkns(sknString) {
-        let limit = sknString.split(',').length;
+        let limit = sknString && sknString.split(',').length;
 
         // 调用搜索接口
         let param = {
             method: 'app.search.recomandLi',
             query: sknString,
             order: 's_t_desc',
-            limit: limit
+            limit: limit || 1
         };
 
         return api.get('', param, {