Antoine Pitrou <[email protected]> added the comment:
Here is a quick patch (needs a test):
diff --git a/Objects/exceptions.c b/Objects/exceptions.c
--- a/Objects/exceptions.c
+++ b/Objects/exceptions.c
@@ -834,6 +834,7 @@ oserror_init(PyOSErrorObject *self, PyOb
#endif
/* Steals the reference to args */
+ Py_CLEAR(self->args);
self->args = args;
args = NULL;
@@ -916,6 +917,11 @@ OSError_new(PyTypeObject *type, PyObject
))
goto error;
}
+ else {
+ self->args = PyTuple_New(0);
+ if (self->args == NULL)
+ goto error;
+ }
return (PyObject *) self;
----------
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Python tracker <[email protected]>
<http://bugs.python.org/issue15229>
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