Comment 5 for bug 241981

SRU Justification:

Impact: Channel scan time is very long

Patch Description: prevent false-positive lock status

Patch: http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-hardy-lum.git;a=commit;h=3d99a2e719e910101789fc1d741ddfcf23472c7b

Test case: See bug description