1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 91b478f20557..622350d9b2e3 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -5936,7 +5936,7 @@ static void ata_port_detach(struct ata_port *ap)
          * to us.  Restore SControl and disable all existing devices.
          */
         __ata_port_for_each_link(link, ap) {
-                sata_scr_write(link, SCR_CONTROL, link->saved_scontrol);
+                sata_scr_write(link, SCR_CONTROL, link->saved_scontrol & 0xff0);
                 ata_link_for_each_dev(dev, link)
                         ata_dev_disable(dev);
         }