supply missing fields argument

core/admin/mailu/sso/views/base.py

@@ -30,10 +30,10 @@ def login():
         username = form.email.data
         if username != device_cookie_username and utils.limiter.should_rate_limit_ip(client_ip):
             flask.flash('Too many attempts from your IP (rate-limit)', 'error')
-            return flask.render_template('login.html', form=form)
+            return flask.render_template('login.html', form=form, fields=fields)
         if utils.limiter.should_rate_limit_user(username, client_ip, device_cookie, device_cookie_username):
             flask.flash('Too many attempts for this user (rate-limit)', 'error')
-            return flask.render_template('login.html', form=form)
+            return flask.render_template('login.html', form=form, fields=fields)
         user = models.User.login(username, form.pw.data)
         if user:
             flask.session.regenerate()