From ff1f720dcbbfa12aa6b8cb1575ec4832c9c6685a Mon Sep 17 00:00:00 2001
From: Petr Viktorin <encukou@gmail.com>
Date: Wed, 12 May 2021 17:28:42 +0200
Subject: [PATCH] bpo-40645: Fix reference leaks in the _hashopenssl
 initialization

The PyModule_AddObjectRef function doesn't steal a reference,
so an extra Py_DECREF is needed.
---
 Modules/_hashopenssl.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Modules/_hashopenssl.c b/Modules/_hashopenssl.c
index b2c67759e95ea3..13634a579f0ddb 100644
--- a/Modules/_hashopenssl.c
+++ b/Modules/_hashopenssl.c
@@ -2109,6 +2109,7 @@ hashlib_init_constructors(PyObject *module)
     if (PyModule_AddObjectRef(module, "_constructors", proxy) < 0) {
         return -1;
     }
+    Py_DECREF(proxy);
     return 0;
 }