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Check string for NULL before using it to format the error message. 

(Spotted by Neal Norwitz)
This commit is contained in:
Walter Dörwald 2002-09-02 18:22:32 +00:00
parent 70bb0d4e65
commit f7bcd1d65c
1 changed files with 6 additions and 3 deletions
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9
Python/codecs.c
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@ -465,9 +465,12 @@ static void wrong_exception_type(PyObject *exc)
if (name != NULL) {
PyObject *string = PyObject_Str(name);
Py_DECREF(name);
PyErr_Format(PyExc_TypeError, "don't know how to handle %.400s in error callback",
PyString_AS_STRING(string));
Py_DECREF(string);
if (string != NULL) {
PyErr_Format(PyExc_TypeError,
"don't know how to handle %.400s in error callback",
PyString_AS_STRING(string));
Py_DECREF(string);
}
}
}
}