bpo-31861: Fix possible crash in PyAnextAwaitable_New (GH-25005)
diff --git a/Objects/iterobject.c b/Objects/iterobject.c
index 06a6da5..f0c6b79 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);