From 2014db50f4522243dba3190c640f64cf124d5b68 Mon Sep 17 00:00:00 2001
From: Haki Benita <hakibenita@gmail.com>
Date: Sat, 16 Dec 2017 20:48:40 +0200
Subject: [PATCH] Removed redundant filtering in date_hierarchy template tag.

cl.queryset is already filtered by the current selections.
---
 django/contrib/admin/templatetags/admin_list.py | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/django/contrib/admin/templatetags/admin_list.py b/django/contrib/admin/templatetags/admin_list.py
index 604021c55d..eeb56c0aa4 100644
--- a/django/contrib/admin/templatetags/admin_list.py
+++ b/django/contrib/admin/templatetags/admin_list.py
@@ -370,8 +370,7 @@ def date_hierarchy(cl):
                 'choices': [{'title': capfirst(formats.date_format(day, 'MONTH_DAY_FORMAT'))}]
             }
         elif year_lookup and month_lookup:
-            days = cl.queryset.filter(**{year_field: year_lookup, month_field: month_lookup})
-            days = getattr(days, 'dates')(field_name, 'day')
+            days = getattr(cl.queryset, 'dates')(field_name, 'day')
             return {
                 'show': True,
                 'back': {
@@ -384,8 +383,7 @@ def date_hierarchy(cl):
                 } for day in days]
             }
         elif year_lookup:
-            months = cl.queryset.filter(**{year_field: year_lookup})
-            months = getattr(months, 'dates')(field_name, 'month')
+            months = getattr(cl.queryset, 'dates')(field_name, 'month')
             return {
                 'show': True,
                 'back': {