remove one line code

mobile/control/member_info.php

@@ -60,7 +60,6 @@ class member_infoControl extends mbMemberControl
 
     public function upavatarOp()
     {
-        $data = array();
         $member_id = $_SESSION['member_id'];
         if (!isset($member_id)) {
             return self::outerr(errcode::ErrUploadFileFailed);
@@ -72,14 +71,11 @@ class member_infoControl extends mbMemberControl
         }
 
         $file_path = str_replace(BASE_AVATAR_PATH, '', $file_path);
-
         $ret = Model("member")->editMember(array('member_id' => $member_id),array('member_avatar' => $file_path));
         if ($ret) {
             $_SESSION['member_avatar'] = $file_path;
-
             $url = UPLOAD_SITE_URL . "/shop/avatar/{$file_path}";
-            $data['member_avatar'] = $url;
-            return self::outsuccess($data);
+            return self::outsuccess(array('member_avatar' => $url));
         } else {
             return self::outerr(errcode::ErrDB);
         }