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bpo-29347: Fix possibly dereferencing undefined pointers when creating weakref objects (#128) (#188)

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Xiang Zhang 2017-02-20 14:33:06 +08:00 • committed by GitHub
parent 314a86bae2
commit 7c95a94c3a
2 changed files with 5 additions and 0 deletions
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2
Objects/weakrefobject.c
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@ -24,6 +24,8 @@ init_weakref(PyWeakReference *self, PyObject *ob, PyObject *callback)
{
self->hash = -1;
self->wr_object = ob;
self->wr_prev = NULL;
self->wr_next = NULL;
Py_XINCREF(callback);
self->wr_callback = callback;
}