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bpo-30936: Fix a reference leak in json when fail to sort keys. (#2712)

This commit is contained in:
Serhiy Storchaka 2017-07-16 07:29:16 +03:00 committed by GitHub
parent 95bebb7264
commit 49f6449ef4
2 changed files with 7 additions and 1 deletions
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4
Lib/test/test_json/test_speedups.py
View File

@ -44,3 +44,7 @@ class TestEncode(CTest):
self.assertRaises(ZeroDivisionError, test, 'check_circular')
self.assertRaises(ZeroDivisionError, test, 'allow_nan')
self.assertRaises(ZeroDivisionError, test, 'sort_keys')
def test_unsortable_keys(self):
with self.assertRaises(TypeError):
self.json.encoder.JSONEncoder(sort_keys=True).encode({'a': 1, 1: 'a'})

4
Modules/_json.c
View File

@ -1589,8 +1589,10 @@ encoder_listencode_dict(PyEncoderObject *s, _PyAccu *acc,
items = PyMapping_Items(dct);
if (items == NULL)
goto bail;
if (s->sort_keys && PyList_Sort(items) < 0)
if (s->sort_keys && PyList_Sort(items) < 0) {
Py_DECREF(items);
goto bail;
}
it = PyObject_GetIter(items);
Py_DECREF(items);
if (it == NULL)