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gh-130179: Fix persistent_{id,load}_attr reference leaks in _pickle (#130180)

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Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>
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Sergey Miryanov 2025-02-16 19:00:03 +05:00 committed by GitHub
parent 56495f81fc
commit e7f00cd14f
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1 changed files with 4 additions and 0 deletions
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4
Modules/_pickle.c
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@ -4725,6 +4725,7 @@ Pickler_clear(PicklerObject *self)
Py_CLEAR(self->output_buffer);
Py_CLEAR(self->write);
Py_CLEAR(self->persistent_id);
Py_CLEAR(self->persistent_id_attr);
Py_CLEAR(self->dispatch_table);
Py_CLEAR(self->fast_memo);
Py_CLEAR(self->reducer_override);
@ -4754,6 +4755,7 @@ Pickler_traverse(PicklerObject *self, visitproc visit, void *arg)
Py_VISIT(Py_TYPE(self));
Py_VISIT(self->write);
Py_VISIT(self->persistent_id);
Py_VISIT(self->persistent_id_attr);
Py_VISIT(self->dispatch_table);
Py_VISIT(self->fast_memo);
Py_VISIT(self->reducer_override);
@ -7227,6 +7229,7 @@ Unpickler_clear(UnpicklerObject *self)
Py_CLEAR(self->peek);
Py_CLEAR(self->stack);
Py_CLEAR(self->persistent_load);
Py_CLEAR(self->persistent_load_attr);
Py_CLEAR(self->buffers);
if (self->buffer.buf != NULL) {
PyBuffer_Release(&self->buffer);
@ -7266,6 +7269,7 @@ Unpickler_traverse(UnpicklerObject *self, visitproc visit, void *arg)
Py_VISIT(self->peek);
Py_VISIT(self->stack);
Py_VISIT(self->persistent_load);
Py_VISIT(self->persistent_load_attr);
Py_VISIT(self->buffers);
PyObject **memo = self->memo;
if (memo) {