1

webapp/controller/UserController.class.php

@@ -810,6 +810,12 @@ class UserController extends BaseAuthedController {
         $oldUser = User::findByAddress($address);
         if ($oldUser) {
             if ($oldUser['account_id'] != myself()->_getAccountId()) {
+                User::updateOther(
+                    $oldUser['account_id'],
+                    array(
+                        'address' => null
+                    )
+                );
             }
         }
         User::Update(array(

webapp/models/User.php

@@ -371,6 +371,17 @@ class User extends BaseModel {
         );
     }
 
+    public static function updateOther($accountId, $fieldsKv){
+        SqlHelper::update
+        (myself()->_getMysql($accountId),
+            't_user',
+            array(
+                'account_id' => $accountId,
+            ),
+            $fieldsKv
+        );
+    }
+
     public static function updateLikeCount($targetId){
         SqlHelper::update
         (myself()->_getSelfMysql(),