From 253021dd945b824097415d76b5925a82b9b3e0bc Mon Sep 17 00:00:00 2001
From: Victor Stinner <victor.stinner@gmail.com>
Date: Sat, 20 Aug 2016 02:37:41 +0200
Subject: [PATCH] Issue #27366: Fix init_subclass()

Handle PyTuple_New(0) failure.
---
 Objects/typeobject.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Objects/typeobject.c b/Objects/typeobject.c
index 68e4f90ab6b..0f183558532 100644
--- a/Objects/typeobject.c
+++ b/Objects/typeobject.c
@@ -7018,6 +7018,11 @@ init_subclass(PyTypeObject *type, PyObject *kwds)
         return -1;
 
     tuple = PyTuple_New(0);
+    if (tuple == NULL) {
+        Py_DECREF(func);
+        return 0;
+    }
+
     tmp = PyObject_Call(func, tuple, kwds);
     Py_DECREF(tuple);
     Py_DECREF(func);