From 7a113a0cbf545588d61286fcc0e89141cf211735 Mon Sep 17 00:00:00 2001
From: Serhiy Storchaka <storchaka@gmail.com>
Date: Thu, 20 Apr 2017 22:55:06 +0300
Subject: [PATCH] bpo-29802: Fix the cleaning up issue in
 PyUnicode_FSDecoder(). (#1217)

---
 Objects/unicodeobject.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c
index 787104368153..4e0c663e338a 100644
--- a/Objects/unicodeobject.c
+++ b/Objects/unicodeobject.c
@@ -3902,6 +3902,7 @@ PyUnicode_FSDecoder(PyObject* arg, void* addr)
     PyObject *output = NULL;
     if (arg == NULL) {
         Py_DECREF(*(PyObject**)addr);
+        *(PyObject**)addr = NULL;
         return 1;
     }
 
-- 
2.47.3