1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/ata/pata_sis.c b/drivers/ata/pata_sis.c
index cce2834b2b60..9d6f81d52e18 100644
--- a/drivers/ata/pata_sis.c
+++ b/drivers/ata/pata_sis.c
@@ -84,7 +84,7 @@ static int sis_short_ata40(struct pci_dev *dev)
 
 static int sis_old_port_base(struct ata_device *adev)
 {
-        return  0x40 + (4 * adev->ap->port_no) +  (2 * adev->devno);
+        return  0x40 + (4 * adev->link->ap->port_no) +  (2 * adev->devno);
 }
 
 /**