From f754bf04b58fa36b96a54a831eadcf0457a18868 Mon Sep 17 00:00:00 2001
From: Holger Brunn <hbrunn@therp.nl>
Date: Thu, 29 Jan 2015 15:40:15 +0100
Subject: [PATCH] [FIX] cope with no additional log values

---
 auditlog/models/rule.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/auditlog/models/rule.py b/auditlog/models/rule.py
index cec0e49b9..38a635ba1 100644
--- a/auditlog/models/rule.py
+++ b/auditlog/models/rule.py
@@ -303,7 +303,7 @@ class auditlog_rule(models.Model):
                 'method': method,
                 'user_id': uid,
             }
-            vals.update(additional_log_values)
+            vals.update(additional_log_values or {})
             log = log_model.create(vals)
             diff = DictDiffer(
                 new_values.get(res_id, EMPTY_DICT),