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Fix a possible refleak in tupleobject.c (GH-19018) 

(cherry picked from commit c81609e44e)

Co-authored-by: Hai Shi <shihai1992@gmail.com>
This commit is contained in:
Miss Islington (bot) 2020-03-15 12:55:39 -07:00 committed by GitHub
parent f7e32fcbd6
commit 890dcfe403
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1 changed files with 3 additions and 1 deletions
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4
Objects/tupleobject.c
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@ -719,8 +719,10 @@ tuple_subtype_new(PyTypeObject *type, PyObject *iterable)
return NULL;
assert(PyTuple_Check(tmp));
newobj = type->tp_alloc(type, n = PyTuple_GET_SIZE(tmp));
if (newobj == NULL)
if (newobj == NULL) {
Py_DECREF(tmp);
return NULL;
}
for (i = 0; i < n; i++) {
item = PyTuple_GET_ITEM(tmp, i);
Py_INCREF(item);