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bpo-32013: _pickle: Add missing Py_DECREF in error case in fast_save_enter() (#4384)

This commit is contained in:
Mat M 2017-11-13 02:50:16 -05:00 committed by Serhiy Storchaka
parent 8acaa31eec
commit f76231f89a
1 changed files with 5 additions and 1 deletions
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6
Modules/_pickle.c
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@ -1777,8 +1777,10 @@ fast_save_enter(PicklerObject *self, PyObject *obj)
}
}
key = PyLong_FromVoidPtr(obj);
if (key == NULL)
if (key == NULL) {
self->fast_nesting = -1;
return 0;
}
if (PyDict_GetItemWithError(self->fast_memo, key)) {
Py_DECREF(key);
PyErr_Format(PyExc_ValueError,
@ -1789,6 +1791,8 @@ fast_save_enter(PicklerObject *self, PyObject *obj)
return 0;
}
if (PyErr_Occurred()) {
Py_DECREF(key);
self->fast_nesting = -1;
return 0;
}
if (PyDict_SetItem(self->fast_memo, key, Py_None) < 0) {