Issue #27366: Fix init_subclass()

vstinner · vstinner · commit 253021dd945b · 2016-08-20T02:37:41.000+02:00
Handle PyTuple_New(0) failure.
diff --git 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);
