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#12051: Fix segfault in json.dumps() while encoding highly-nested objects using the C accelerations.

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This commit is contained in:
Ezio Melotti 2011-05-11 01:02:56 +03:00
parent ee18b6f2fd
commit 136726537f
3 changed files with 38 additions and 3 deletions
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17
Modules/_json.c
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@ -1301,10 +1301,18 @@ encoder_listencode_obj(PyEncoderObject *s, PyObject *rval, PyObject *obj, Py_ssi
return _steal_list_append(rval, encoded);
}
else if (PyList_Check(obj) || PyTuple_Check(obj)) {
return encoder_listencode_list(s, rval, obj, indent_level);
if (Py_EnterRecursiveCall(" while encoding a JSON object"))
return -1;
rv = encoder_listencode_list(s, rval, obj, indent_level);
Py_LeaveRecursiveCall();
return rv;
}
else if (PyDict_Check(obj)) {
return encoder_listencode_dict(s, rval, obj, indent_level);
if (Py_EnterRecursiveCall(" while encoding a JSON object"))
return -1;
rv = encoder_listencode_dict(s, rval, obj, indent_level);
Py_LeaveRecursiveCall();
return rv;
}
else {
PyObject *ident = NULL;
@ -1330,7 +1338,12 @@ encoder_listencode_obj(PyEncoderObject *s, PyObject *rval, PyObject *obj, Py_ssi
Py_XDECREF(ident);
return -1;
}
if (Py_EnterRecursiveCall(" while encoding a JSON object"))
return -1;
rv = encoder_listencode_obj(s, rval, newobj, indent_level);
Py_LeaveRecursiveCall();
Py_DECREF(newobj);
if (rv) {
Py_XDECREF(ident);