1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/ide/legacy/ali14xx.c b/drivers/ide/legacy/ali14xx.c
index 7276c96aaa2a..90da1f953ed0 100644
--- a/drivers/ide/legacy/ali14xx.c
+++ b/drivers/ide/legacy/ali14xx.c
@@ -131,7 +131,7 @@ static void ali14xx_set_pio_mode(ide_drive_t *drive, const u8 pio)
                 drive->name, pio, time1, time2, param1, param2, param3, param4);
 
         /* stuff timing parameters into controller registers */
-        driveNum = (HWIF(drive)->index << 1) + drive->select.b.unit;
+        driveNum = (drive->hwif->index << 1) + (drive->dn & 1);
         spin_lock_irqsave(&ali14xx_lock, flags);
         outb_p(regOn, basePort);
         outReg(param1, regTab[driveNum].reg1);