fix fcode_warning

helper/push_helper.php

@@ -212,7 +212,7 @@ class push_helper
     {
         $goods_name = self::goods_name($cid);
         $remain_days = intval((time() - $usable_time) / 86400);
-        if(empty($goods_name))
+        if(!empty($goods_name))
         {
             $param = [];
             $param['member_id'] = $member_id;