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$NetBSD: patch-au,v 1.1.2.2 2008/04/20 15:56:44 spz Exp $
--- Modules/zlibmodule.c.orig 2008-04-11 12:21:45.000000000 +0200
+++ Modules/zlibmodule.c
@@ -669,6 +669,10 @@ PyZlib_unflush(compobject *self, PyObjec
if (!PyArg_ParseTuple(args, "|i:flush", &length))
return NULL;
+ if (length <= 0) {
+ PyErr_SetString(PyExc_ValueError, "length must be greater than zero");
+ return NULL;
+ }
if (!(retval = PyString_FromStringAndSize(NULL, length)))
return NULL;
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