ide: disable DMA in ->ide_dma_check for "no IORDY" case (v2)

If DMA is unsupported ->ide_dma_check should disable DMA.

v2:
* updated for scc_pata

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

diff --git a/drivers/ide/pci/hpt34x.c b/drivers/ide/pci/hpt34x.c
index 0830089..c65971d 100644
--- a/drivers/ide/pci/hpt34x.c
+++ b/drivers/ide/pci/hpt34x.c
@@ -120,12 +120,10 @@
 		return hwif->ide_dma_on(drive);
 #endif
 
-	if (ide_use_fast_pio(drive)) {
+	if (ide_use_fast_pio(drive))
 		hpt34x_tune_drive(drive, 255);
-		return hwif->ide_dma_off_quietly(drive);
-	}
-	/* IORDY not supported */
-	return 0;
+
+	return hwif->ide_dma_off_quietly(drive);
 }
 
 /*