diff --git a/.pylintrc b/.pylintrc
index ac9603b7ed..0fa1cb4eb8 100644
--- a/.pylintrc
+++ b/.pylintrc
@@ -54,14 +54,12 @@ disable=
  interface-not-implemented,
  no-else-return,
  no-self-use,
- redefined-argument-from-local,
  too-many-ancestors,
  too-many-arguments,
  too-many-branches,
  too-many-function-args,
  too-many-instance-attributes,
  too-many-locals,
- too-many-nested-blocks,
  too-many-return-statements,
  too-many-statements,
  useless-object-inheritance
diff --git a/horizon/tables/formset.py b/horizon/tables/formset.py
index ea36db4283..ff62c1b767 100644
--- a/horizon/tables/formset.py
+++ b/horizon/tables/formset.py
@@ -56,9 +56,9 @@ class FormsetRow(horizon_tables.Row):
             # on this, because it sets self.cells to [], but later expects a
             # OrderedDict. We just fill self.cells with empty Cells.
             cells = []
-            for column in self.table.columns.values():
-                cell = self.table._meta.cell_class(None, column, self)
-                cells.append((column.name or column.auto, cell))
+            for col in self.table.columns.values():
+                cell = self.table._meta.cell_class(None, col, self)
+                cells.append((col.name or col.auto, cell))
             self.cells = collections.OrderedDict(cells)
 
     def render(self):
diff --git a/openstack_auth/plugin/base.py b/openstack_auth/plugin/base.py
index acbc8df5d5..83d9f3aa38 100644
--- a/openstack_auth/plugin/base.py
+++ b/openstack_auth/plugin/base.py
@@ -218,22 +218,22 @@ class BasePlugin(object):
         # for keystone.
         domain_auth = None
         domain_auth_ref = None
-        for domain_name in domains:
+        for _name in domains:
             token = unscoped_auth_ref.auth_token
             domain_auth = utils.get_token_auth_plugin(
                 auth_url,
                 token,
-                domain_name=domain_name)
+                domain_name=_name)
             try:
                 domain_auth_ref = domain_auth.get_access(session)
             except (keystone_exceptions.ClientException,
                     keystone_exceptions.AuthorizationFailure):
                 LOG.info('Attempted scope to domain %s failed, will attempt '
-                         'to scope to another domain.', domain_name)
+                         'to scope to another domain.', _name)
             else:
                 if len(domains) > 1:
                     LOG.info("More than one valid domain found for user %s,"
                              " scoping to %s",
-                             unscoped_auth_ref.user_id, domain_name)
+                             unscoped_auth_ref.user_id, _name)
                 break
         return domain_auth, domain_auth_ref
diff --git a/openstack_dashboard/dashboards/project/cgroups/workflows.py b/openstack_dashboard/dashboards/project/cgroups/workflows.py
index 8658ccf18d..e912171fd9 100644
--- a/openstack_dashboard/dashboards/project/cgroups/workflows.py
+++ b/openstack_dashboard/dashboards/project/cgroups/workflows.py
@@ -311,24 +311,26 @@ class CreateCGroupWorkflow(workflows.Workflow):
         backend_name = None
         invalid_backend = False
         for selected_vol_type in selected_vol_types:
-            if not invalid_backend:
-                for vol_type in vol_types:
-                    if selected_vol_type == vol_type.id:
-                        if (hasattr(vol_type, "extra_specs") and
-                                'volume_backend_name' in vol_type.extra_specs):
-                            vol_type_backend = \
-                                vol_type.extra_specs['volume_backend_name']
-                            if vol_type_backend is None:
-                                invalid_backend = True
-                                break
-                            if backend_name is None:
-                                backend_name = vol_type_backend
-                            if vol_type_backend != backend_name:
-                                invalid_backend = True
-                                break
-                        else:
-                            invalid_backend = True
-                            break
+            if invalid_backend:
+                continue
+            for vol_type in vol_types:
+                if selected_vol_type != vol_type.id:
+                    continue
+                if (hasattr(vol_type, "extra_specs") and
+                        'volume_backend_name' in vol_type.extra_specs):
+                    vol_type_backend = \
+                        vol_type.extra_specs['volume_backend_name']
+                    if vol_type_backend is None:
+                        invalid_backend = True
+                        break
+                    if backend_name is None:
+                        backend_name = vol_type_backend
+                    if vol_type_backend != backend_name:
+                        invalid_backend = True
+                        break
+                else:
+                    invalid_backend = True
+                    break
 
         if invalid_backend:
             msg = _('All selected volume types must be associated '