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| author | INADA Naoki <methane@users.noreply.github.com> | 2017-08-24 14:55:17 +0900 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-08-24 14:55:17 +0900 |
| commit | a6296d34a478b4f697ea9db798146195075d496c (patch) | |
| tree | 6a26d56297f7d85dd6a8f18bca96e0c4ffb60802 /Modules/_io | |
| parent | bf9075a0c55186d2f34df63e6c8512dd6414ff4b (diff) | |
| download | cpython-git-a6296d34a478b4f697ea9db798146195075d496c.tar.gz | |
bpo-31095: fix potential crash during GC (GH-2974)
Diffstat (limited to 'Modules/_io')
| -rw-r--r-- | Modules/_io/bytesio.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Modules/_io/bytesio.c b/Modules/_io/bytesio.c index 42c7f7933e..ba33f8c50d 100644 --- a/Modules/_io/bytesio.c +++ b/Modules/_io/bytesio.c @@ -1084,6 +1084,8 @@ bytesiobuf_traverse(bytesiobuf *self, visitproc visit, void *arg) static void bytesiobuf_dealloc(bytesiobuf *self) { + /* bpo-31095: UnTrack is needed before calling any callbacks */ + PyObject_GC_UnTrack(self); Py_CLEAR(self->source); Py_TYPE(self)->tp_free(self); } |