diff options
| author | Jeroen Demeyer <J.Demeyer@UGent.be> | 2019-05-10 17:21:11 (GMT) |
|---|---|---|
| committer | Antoine Pitrou <antoine@python.org> | 2019-05-10 17:21:10 (GMT) |
| commit | 351c67416ba4451eb3928fa0b2e933c2f25df1a3 (patch) | |
| tree | 5054fe93291fa93533ddd97622f329e96a31847e /Python/traceback.c | |
| parent | a2fedd8c910cb5f5b9bd568d6fd44d63f8f5cfa5 (diff) | |
| download | cpython-351c67416ba4451eb3928fa0b2e933c2f25df1a3.zip cpython-351c67416ba4451eb3928fa0b2e933c2f25df1a3.tar.gz cpython-351c67416ba4451eb3928fa0b2e933c2f25df1a3.tar.bz2 | |
bpo-35983: skip trashcan for subclasses (GH-11841)
Add new trashcan macros to deal with a double deallocation that could occur when the `tp_dealloc` of a subclass calls the `tp_dealloc` of a base class and that base class uses the trashcan mechanism.
Patch by Jeroen Demeyer.
Diffstat (limited to 'Python/traceback.c')
| -rw-r--r-- | Python/traceback.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Python/traceback.c b/Python/traceback.c index bd1061e..18bd0bf 100644 --- a/Python/traceback.c +++ b/Python/traceback.c @@ -163,11 +163,11 @@ static void tb_dealloc(PyTracebackObject *tb) { PyObject_GC_UnTrack(tb); - Py_TRASHCAN_SAFE_BEGIN(tb) + Py_TRASHCAN_BEGIN(tb, tb_dealloc) Py_XDECREF(tb->tb_next); Py_XDECREF(tb->tb_frame); PyObject_GC_Del(tb); - Py_TRASHCAN_SAFE_END(tb) + Py_TRASHCAN_END } static int |