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bpo-34910: Ensure that PyObject_Print() always returns -1 on error. (GH-9733)

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Zackery Spytz 2018-10-06 00:44:25 -06:00 committed by Serhiy Storchaka
parent cd45385ffa
commit ae62f01524
2 changed files with 5 additions and 2 deletions
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2
Misc/NEWS.d/next/C API/2018-10-05-17-06-49.bpo-34910.tSFrls.rst Normal file
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@ -0,0 +1,2 @@
Ensure that :c:func:`PyObject_Print` always returns ``-1`` on error. Patch
by Zackery Spytz.

5
Objects/object.c
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@ -375,8 +375,9 @@ PyObject_Print(PyObject *op, FILE *fp, int flags)
else if (PyUnicode_Check(s)) {
PyObject *t;
t = PyUnicode_AsEncodedString(s, "utf-8", "backslashreplace");
if (t == NULL)
ret = 0;
if (t == NULL) {
ret = -1;
}
else {
fwrite(PyBytes_AS_STRING(t), 1,
PyBytes_GET_SIZE(t), fp);