BUG #6116: Not able to drop user if S/he has permission on tablespace

The following bug has been logged online:

Bug reference:      6116
Logged by:          tushar
Email address:      tushar.qa@gmail.com
PostgreSQL version: 9.0
Operating system:   Fedora 14
Description:        Not able to drop user if S/he has permission on
tablespace
Details:

Steps to reproduce
================

\\create a directory

postgres=# \! mkdir /tmp/g100

\\create a tablespace
postgres=#  CREATE TABLESPACE f location '/tmp/g100';
CREATE TABLESPACE

\\create a User
postgres=# CREATE user abc;
CREATE ROLE

\\grant all on tablespace to user

postgres=# GRANT all on TABLESPACE f to abc;
GRANT

\\drop permission from user

postgres=# drop owned by abc;
DROP OWNED

\\ Try to drop User
postgres=# drop user abc ;
ERROR:  role "abc" cannot be dropped because some objects depend on it
DETAIL:  privileges for tablespace f
postgres=#