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Check for PyUnicode_CopyCharacters() failure

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This commit is contained in:
Victor Stinner
2011-09-28 21:39:17 +02:00
parent be78eaf2de
commit 6c7a52a46f
2 changed files with 87 additions and 43 deletions
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10
Python/compile.c
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@@ -245,8 +245,14 @@ _Py_Mangle(PyObject *privateobj, PyObject *ident)
return 0;
/* ident = "_" + priv[ipriv:] + ident # i.e. 1+plen+nlen bytes */
PyUnicode_WRITE(PyUnicode_KIND(result), PyUnicode_DATA(result), 0, '_');
PyUnicode_CopyCharacters(result, 1, privateobj, ipriv, plen);
PyUnicode_CopyCharacters(result, plen+1, ident, 0, nlen);
if (PyUnicode_CopyCharacters(result, 1, privateobj, ipriv, plen) < 0) {
Py_DECREF(result);
return NULL;
}
if (PyUnicode_CopyCharacters(result, plen+1, ident, 0, nlen) < 0) {
Py_DECREF(result);
return NULL;
}
return result;
}