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-rw-r--r--Objects/typeobject.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/Objects/typeobject.c b/Objects/typeobject.c
index 600dca5..6c31c73 100644
--- a/Objects/typeobject.c
+++ b/Objects/typeobject.c
@@ -4753,6 +4753,12 @@ slot_tp_init(PyObject *self, PyObject *args, PyObject *kwds)
Py_DECREF(meth);
if (res == NULL)
return -1;
+ if (res != Py_None) {
+ PyErr_SetString(PyExc_TypeError,
+ "__init__() should return None");
+ Py_DECREF(res);
+ return -1;
+ }
Py_DECREF(res);
return 0;
}