From 9faa28aa16d287bc58e9e4984ccad9514e6fc737 Mon Sep 17 00:00:00 2001
From: liyou01 <liyou01@inspur.com>
Date: Wed, 27 Sep 2023 19:52:31 +0800
Subject: [PATCH] Parameter filters may be None, which cannot be called with **

Change-Id: I546152312c1dfda69f90154cea5d87392e16a7ae
Closes-Bug: #2037596
(cherry picked from commit 7e10a01874b7d2e7f4a28b740a2ebfcd193ae797)
---
 neutron/db/address_group_db.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/neutron/db/address_group_db.py b/neutron/db/address_group_db.py
index f995ad51da8..426ad64d09e 100644
--- a/neutron/db/address_group_db.py
+++ b/neutron/db/address_group_db.py
@@ -174,6 +174,7 @@ class AddressGroupDbMixin(ag_ext.AddressGroupPluginBase):
     def get_address_groups(self, context, filters=None, fields=None,
                            sorts=None, limit=None, marker=None,
                            page_reverse=False):
+        filters = filters or {}
         pager = base_obj.Pager(sorts, limit, page_reverse, marker)
         address_groups = ag_obj.AddressGroup.get_objects(
             context, _pager=pager, **filters)