[admin] Avoid duplicated query generated by ConfigInline

openwisp · Sep 8, 2017 · f3bbbbe · f3bbbbe
1 parent a0fa5ed
commit f3bbbbe
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/django_netjsonconfig/base/admin.py b/django_netjsonconfig/base/admin.py
@@ -247,6 +247,11 @@ class AbstractConfigInline(TimeReadonlyAdminMixin, admin.StackedInline):
               'config',
               'created',
               'modified']
+    change_select_related = ('device',)
+
+    def get_queryset(self, request):
+        qs = super(AbstractConfigInline, self).get_queryset(request)
+        return qs.select_related(*self.change_select_related)
 
 
 class AbstractDeviceAdmin(BaseConfigAdmin):