diff --git a/Modules/_asynciomodule.c b/Modules/_asynciomodule.c index 617a3dca35d..f883125a2c7 100644 --- a/Modules/_asynciomodule.c +++ b/Modules/_asynciomodule.c @@ -1017,8 +1017,10 @@ _asyncio_Future_remove_done_callback_impl(FutureObj *self, PyTypeObject *cls, if (len == 1) { PyObject *cb_tup = PyList_GET_ITEM(self->fut_callbacks, 0); + Py_INCREF(cb_tup); int cmp = PyObject_RichCompareBool( PyTuple_GET_ITEM(cb_tup, 0), fn, Py_EQ); + Py_DECREF(cb_tup); if (cmp == -1) { return NULL; }