ata: Replace BUG() with BUG_ON().
Replace BUG() with BUG_ON().Caught by coccinelle.Signed-off-by: Harman Kalra <harman4linux@gmail.com>Signed-off-by: Tejun Heo <tj@kernel.org>
authored by Harman Kalra and committed by Tejun Heo 9 years ago 02d9d3cb 6ec76070