From d8818334884e0287d066ba2c88f859609c707d8f Mon Sep 17 00:00:00 2001
From: Jean-Romain Garnier <jean-romain.garnier@supelec.fr>
Date: Fri, 24 Apr 2020 23:09:15 +0200
Subject: [PATCH] Fix searching for malformated IP or MAC addresses in machine
 history search

---
 logs/models.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/logs/models.py b/logs/models.py
index 2641ed24..d139b9da 100644
--- a/logs/models.py
+++ b/logs/models.py
@@ -27,6 +27,7 @@ from django.contrib.auth.models import Group
 from django.db.models import Q
 from django.apps import apps
 from netaddr import EUI
+macaddress.fields import default_dialect
 
 from machines.models import IpList
 from machines.models import Interface
@@ -156,12 +157,12 @@ class MachineHistorySearch:
                 pass
         elif search_type == "mac":
             try:
-                search = EUI(search)
+                search = EUI(search, dialect=default_dialect())
                 return self._get_by_mac(search)[::-1]
             except:
                 pass
 
-        return None
+        return []
 
     def _add_revision(self, user, machine, interface):
         """