From ba0e49a4648e727d1a16b3ce479499eb39f22311 Mon Sep 17 00:00:00 2001
From: Victor Stinner <vstinner@python.org>
Date: Wed, 30 Dec 2020 02:24:43 +0100
Subject: [PATCH] bpo-40137: Fix refleak in _functools_exec() (GH-24006)

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

diff --git a/Modules/_functoolsmodule.c b/Modules/_functoolsmodule.c
index b121ec7d141..1fcaf299e67 100644
--- a/Modules/_functoolsmodule.c
+++ b/Modules/_functoolsmodule.c
@@ -1436,6 +1436,7 @@ _functools_exec(PyObject *module)
         Py_DECREF(lru_cache_type);
         return -1;
     }
+    Py_DECREF(lru_cache_type);
 
     state->keyobject_type = (PyTypeObject *)PyType_FromModuleAndSpec(module,
         &keyobject_type_spec, NULL);