1 diff --git Python-2.6.4/Modules/posixmodule.c Python-2.6.4/Modules/posixmodule.c

     2 --- Python-2.6.4/Modules/posixmodule.c

     3 +++ Python-2.6.4/Modules/posixmodule.c

     4 @@ -1978,6 +1978,8 @@

     5  	char *res = NULL;

     6  	PyObject *dynamic_return;

     7  

     8 +	int maxsize = pathconf(".", _PC_PATH_MAX);

     9 +

    10  	Py_BEGIN_ALLOW_THREADS

    11  	do {

    12  		bufsize = bufsize + bufsize_incr;

    13 @@ -1994,7 +1996,7 @@

    14  		if (res == NULL) {

    15  			free(tmpbuf);

    16  		}

    17 -	} while ((res == NULL) && (errno == ERANGE));

    18 +	} while ((res == NULL) && (errno == ERANGE) && (bufsize < maxsize));

    19  	Py_END_ALLOW_THREADS

    20  

    21  	if (res == NULL)