diff options
Diffstat (limited to 'Objects/listobject.c')
| -rw-r--r-- | Objects/listobject.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/Objects/listobject.c b/Objects/listobject.c index 7198e3481a..3782c3baac 100644 --- a/Objects/listobject.c +++ b/Objects/listobject.c @@ -2771,7 +2771,7 @@ PyTypeObject PyListIter_Type = { typedef struct { PyObject_HEAD long it_index; - PyListObject *it_seq; + PyListObject *it_seq; /* Set to NULL when iterator is exhausted */ } listreviterobject; PyTypeObject PyListRevIter_Type; @@ -2819,6 +2819,9 @@ listreviter_next(listreviterobject *it) item = PyList_GET_ITEM(it->it_seq, it->it_index); it->it_index--; Py_INCREF(item); + } else if (it->it_seq != NULL) { + Py_DECREF(it->it_seq); + it->it_seq = NULL; } return item; } |