if ($Customer->getPassword() === $app['config']['default_password']) {
                $Customer->setPassword($previous_password);
            } else {
                if ($Customer->getSalt() === null) {
                    $Customer->setSalt($app['eccube.repository.customer']->createSalt(5));
                }
                $Customer->setPassword(
                    $app['eccube.repository.customer']->encryptPassword($app, $Customer)
                );
            }