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gh-120198: Fix race condition when editing __class__ with an audit hook active (GH-120195)

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Ken Jin 2024-06-12 03:10:23 +08:00 • committed by GitHub
parent 939c201e00
commit 203565b2f9
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4 changed files with 38 additions and 2 deletions
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3
Objects/typeobject.c
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@ -6522,7 +6522,6 @@ differs:
static int
object_set_class(PyObject *self, PyObject *value, void *closure)
{
PyTypeObject *oldto = Py_TYPE(self);
if (value == NULL) {
PyErr_SetString(PyExc_TypeError,
@ -6542,6 +6541,8 @@ object_set_class(PyObject *self, PyObject *value, void *closure)
return -1;
}
PyTypeObject *oldto = Py_TYPE(self);
/* In versions of CPython prior to 3.5, the code in
compatible_for_assignment was not set up to correctly check for memory
layout / slot / etc. compatibility for non-HEAPTYPE classes, so we just