[PATCH] ide: remove redundant DMA blacklist check from __ide_dma_on() ->ide_dma_on method is called only after successful ide_dma_check() call (ide_dma_check()->ide_tune_dma() checks DMA blacklist) or if drive->using_dma has been previously enabled for a given device (->ide_dma_on is the only place which sets drive->using_dma to '1'). There should be no functionality changes caused by this patch. Acked-by: Sergei Shtylyov Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/ide-dma.c | 4 ---- 1 file changed, 4 deletions(-) Index: b/drivers/ide/ide-dma.c =================================================================== --- a/drivers/ide/ide-dma.c +++ b/drivers/ide/ide-dma.c @@ -490,10 +490,6 @@ EXPORT_SYMBOL(ide_dma_host_on); int __ide_dma_on (ide_drive_t *drive) { - /* consult the list of known "bad" drives */ - if (__ide_dma_bad_drive(drive)) - return 1; - drive->using_dma = 1; ide_toggle_bounce(drive, 1);