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Issue #18552: Check return value of PyArena_AddPyObject() in obj2ast_object().

This commit is contained in:
Christian Heimes 2013-07-27 00:33:35 +02:00
parent b318990cac 70c94e7896
commit b7f1b38dea
3 changed files with 17 additions and 6 deletions
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3
Misc/NEWS
View File

@ -10,6 +10,9 @@ What's New in Python 3.4.0 Alpha 1?
Core and Builtins
-----------------
- Issue #18552: Check return value of PyArena_AddPyObject() in
obj2ast_object().
- Issue #18560: Fix potential NULL pointer dereference in sum().
- Issue #18520: Add a new PyStructSequence_InitType2() function, same than

10
Parser/asdl_c.py
View File

@ -862,9 +862,13 @@ static int obj2ast_object(PyObject* obj, PyObject** out, PyArena* arena)
{
if (obj == Py_None)
obj = NULL;
if (obj)
PyArena_AddPyObject(arena, obj);
Py_XINCREF(obj);
if (obj) {
if (PyArena_AddPyObject(arena, obj) < 0) {
*out = NULL;
return -1;
}
Py_INCREF(obj);
}
*out = obj;
return 0;
}

10
Python/Python-ast.c
View File

@ -704,9 +704,13 @@ static int obj2ast_object(PyObject* obj, PyObject** out, PyArena* arena)
{
if (obj == Py_None)
obj = NULL;
if (obj)
PyArena_AddPyObject(arena, obj);
Py_XINCREF(obj);
if (obj) {
if (PyArena_AddPyObject(arena, obj) < 0) {
*out = NULL;
return -1;
}
Py_INCREF(obj);
}
*out = obj;
return 0;
}