Fixed resource leak to scratch when _PyUnicodeWriter_Prepare fails

110ac16b · Christian Heimes · f03572d0 · 110ac16b
Commit 110ac16b authored Sep 10, 2012 by Christian Heimes
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Objects/longobject.c Objects/longobject.c +3 -1

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--- a/Objects/longobject.c
+++ b/Objects/longobject.c
@@ -1628,8 +1628,10 @@ long_to_decimal_string_internal(PyObject *aa,
        strlen++;
    }
    if (writer) {
-        if (_PyUnicodeWriter_Prepare(writer, strlen, '9') == -1)
+        if (_PyUnicodeWriter_Prepare(writer, strlen, '9') == -1) {
+            Py_DECREF(scratch);
            return -1;
+        }
        kind = writer->kind;
        str = NULL;
    }