From: Pablo Galindo <Pablogsal@gmail.com>
Date: Wed, 24 Mar 2021 00:30:02 +0000 (+0000)
Subject: bpo-31861: Fix possible crash in PyAnextAwaitable_New (GH-25005)
X-Git-Tag: v3.10.0a7~95
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=919d42d477093154a30b55d9d79f023dbbe5614a;p=thirdparty%2FPython%2Fcpython.git

bpo-31861: Fix possible crash in PyAnextAwaitable_New (GH-25005)
---

diff --git a/Objects/iterobject.c b/Objects/iterobject.c
index 06a6da5695f8..f0c6b7991768 100644
--- a/Objects/iterobject.c
+++ b/Objects/iterobject.c
@@ -368,7 +368,11 @@ PyTypeObject PyAnextAwaitable_Type = {
 PyObject *
 PyAnextAwaitable_New(PyObject *awaitable, PyObject *default_value)
 {
-    anextawaitableobject *anext = PyObject_GC_New(anextawaitableobject, &PyAnextAwaitable_Type);
+    anextawaitableobject *anext = PyObject_GC_New(
+            anextawaitableobject, &PyAnextAwaitable_Type);
+    if (anext == NULL) {
+        return NULL;
+    }
     Py_INCREF(awaitable);
     anext->wrapped = awaitable;
     Py_INCREF(default_value);