From a2e3585e79c93b2372dbad46a744e28fcc6dad6d Mon Sep 17 00:00:00 2001
From: Zackery Spytz <zspytz@gmail.com>
Date: Fri, 30 Nov 2018 00:40:16 -0700
Subject: [PATCH] bpo-35356: Fix a possible reference leak in nis.maps().
 (GH-10808)

---
 Modules/nismodule.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Modules/nismodule.c b/Modules/nismodule.c
index bc6796c278..a24978e068 100644
--- a/Modules/nismodule.c
+++ b/Modules/nismodule.c
@@ -412,6 +412,7 @@ nis_maps (PyObject *self, PyObject *args, PyObject *kwdict)
         PyObject *str = PyUnicode_FromString(maps->map);
         if (!str || PyList_Append(list, str) < 0)
         {
+            Py_XDECREF(str);
             Py_DECREF(list);
             list = NULL;
             break;
-- 
2.40.0