diff --git a/neutron/api/v2/base.py b/neutron/api/v2/base.py
index d84d237e121..988a4646536 100644
--- a/neutron/api/v2/base.py
+++ b/neutron/api/v2/base.py
@@ -169,9 +169,9 @@ class Controller(object):
         """
         fields_to_strip = ((fields_to_strip or []) +
                            self._exclude_attributes_by_policy(context, data))
-        return self._filter_attributes(context, data, fields_to_strip)
+        return self._filter_attributes(data, fields_to_strip)
 
-    def _filter_attributes(self, context, data, fields_to_strip=None):
+    def _filter_attributes(self, data, fields_to_strip=None):
         if not fields_to_strip:
             return data
         return dict(item for item in six.iteritems(data)
@@ -288,8 +288,7 @@ class Controller(object):
             fields_to_strip += self._exclude_attributes_by_policy(
                 request.context, obj_list[0])
         collection = {self._collection:
-                      [self._filter_attributes(
-                          request.context, obj,
+                      [self._filter_attributes(obj,
                           fields_to_strip=fields_to_strip)
                        for obj in obj_list]}
         pagination_links = pagination_helper.get_links(obj_list)
@@ -363,7 +362,6 @@ class Controller(object):
                 fields_to_strip = self._exclude_attributes_by_policy(
                     request.context, item)
                 objs.append(self._filter_attributes(
-                    request.context,
                     obj_creator(request.context, **kwargs),
                     fields_to_strip=fields_to_strip))
             return objs
@@ -499,7 +497,7 @@ class Controller(object):
             fields_to_strip = self._exclude_attributes_by_policy(
                 request.context, objs[0])
             return notify({self._collection: [self._filter_attributes(
-                request.context, obj, fields_to_strip=fields_to_strip)
+                obj, fields_to_strip=fields_to_strip)
                 for obj in objs]})
         else:
             if self._collection in body: