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Issue #20515: Fix NULL pointer dereference introduced by issue #20368

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CID 1167595
This commit is contained in:
Christian Heimes 2014-02-05 00:29:17 +01:00
parent 6068b6c977
commit d33491ea76
2 changed files with 5 additions and 0 deletions
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3
Modules/_tkinter.c
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@ -1568,6 +1568,9 @@ varname_converter(PyObject *in, void *_out)
if (PyUnicode_Check(in)) {
Py_ssize_t size;
s = PyUnicode_AsUTF8AndSize(in, &size);
if (s == NULL) {
return 0;
}
if (size > INT_MAX) {
PyErr_SetString(PyExc_OverflowError, "string is too long");
return 0;