From 8e3a72f4fb4e9d3f93c7d966c13d4e7446b1949e Mon Sep 17 00:00:00 2001
From: Mariusz Felisiak <felisiak.mariusz@gmail.com>
Date: Fri, 9 Dec 2016 21:31:52 +0100
Subject: Fixed #27583 -- Fixed MultiValueDict.getlist() crash when values for
 key is None.

Restored the behavior before 727d7ce6cba21363470aaefb2dc5353017531be3.
---
 django/utils/datastructures.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'django/utils')

diff --git a/django/utils/datastructures.py b/django/utils/datastructures.py
index 1673ee10e8..a95f8c351a 100644
--- a/django/utils/datastructures.py
+++ b/django/utils/datastructures.py
@@ -146,7 +146,7 @@ class MultiValueDict(dict):
             return default
         else:
             if force_list:
-                values = list(values)
+                values = list(values) if values is not None else None
             return values
 
     def getlist(self, key, default=None):
-- 
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