Commit f7ef1248 authored by Bartlomiej Zolnierkiewicz's avatar Bartlomiej Zolnierkiewicz
Browse files

icside: icside_dma_setup() fixes 



Check for ide_build_sglist() return value and re-map sg table if necessary.

Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
parent 39375853

drivers/ide/icside.c

+4 −0
Original line number Original line Diff line number Diff line
@@ -326,6 +326,10 @@ static int icside_dma_setup(ide_drive_t *drive) 
	BUG_ON(dma_channel_active(ec->dma));

	BUG_ON(dma_channel_active(ec->dma));





	hwif->sg_nents = ide_build_sglist(drive, rq);

	hwif->sg_nents = ide_build_sglist(drive, rq);

	if (hwif->sg_nents == 0) {

		ide_map_sg(drive, rq);

		return 1;

	}





	/*

	/*

	 * Ensure that we have the right interrupt routed.

	 * Ensure that we have the right interrupt routed.