Bundle of corrections and one doorkeeper writing role change

app/controllers/api/v1/timelines/explore_controller.rb

@@ -39,11 +39,9 @@ class Api::V1::Timelines::ExploreController < Api::BaseController
   end
 
   def cached_explore_statuses
-    es = nil
     ActiveRecord::Base.connected_to(role: :reading) do
-      es = cache_collection explore_statuses, Status
+      cache_collection explore_statuses, Status
     end
-    es
   end
 
   def explore_statuses

app/controllers/api/v1/timelines/group_collection_controller.rb

@@ -56,11 +56,9 @@ class Api::V1::Timelines::GroupCollectionController < Api::BaseController
   end
 
   def cached_group_collection_statuses
-    gcs = nil
     ActiveRecord::Base.connected_to(role: :reading) do
-      gcs = cache_collection group_collection_statuses, Status
+      cache_collection group_collection_statuses, Status
     end
-    gcs
   end
 
   def group_collection_statuses

app/controllers/api/v1/timelines/group_controller.rb

@@ -46,11 +46,9 @@ class Api::V1::Timelines::GroupController < Api::BaseController
   end
 
   def cached_group_statuses
-    gs = nil
     ActiveRecord::Base.connected_to(role: :reading) do
-      gs = cache_collection group_statuses, Status
+      cache_collection group_statuses, Status
     end
-    gs
   end
 
   def group_statuses

app/controllers/api/v1/timelines/pro_controller.rb

@@ -16,11 +16,9 @@ class Api::V1::Timelines::ProController < Api::BaseController
   end
 
   def cached_pro_statuses
-    ps = nil
     ActiveRecord::Base.connected_to(role: :reading) do
-      ps = cache_collection pro_statuses, Status
+      cache_collection pro_statuses, Status
     end
-    ps
   end
 
   def pro_statuses