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[3.10] gh-101765: Fix refcount issues in list and unicode pickling (GH-102265) (#102269)

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(cherry picked from commit d71edbd1b7)
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Jelle Zijlstra 2023-02-25 16:38:00 -08:00 • committed by GitHub
parent 4667c4dcde
commit 6fa6c2a470
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2 changed files with 11 additions and 1 deletions
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Objects/unicodeobject.c
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@ -16080,8 +16080,10 @@ unicodeiter_reduce(unicodeiterobject *it, PyObject *Py_UNUSED(ignored))
return Py_BuildValue("N(O)n", iter, it->it_seq, it->it_index);
} else {
PyObject *u = (PyObject *)_PyUnicode_New(0);
if (u == NULL)
if (u == NULL) {
Py_DECREF(iter);
return NULL;
}
return Py_BuildValue("N(N)", iter, u);
}
}