This should fix the issue:
http://kernel.ubuntu.com/git?p=kees/ubuntu-natty.git;a=commitdiff;h=e90bdb6c9e596fdb3ae56e4fb2868cfbbb49b6f6
This should fix the issue:
http:// kernel. ubuntu. com/git? p=kees/ ubuntu- natty.git; a=commitdiff; h=e90bdb6c9e596 fdb3ae56e4fb286 8cfbbb49b6f6