1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/scsi/ata_piix.c b/drivers/scsi/ata_piix.c
index d71cef767cec..be021478f416 100644
--- a/drivers/scsi/ata_piix.c
+++ b/drivers/scsi/ata_piix.c
@@ -147,7 +147,7 @@ static Scsi_Host_Template piix_sht = {
         .ordered_flush          = 1,
 };
 
-static struct ata_port_operations piix_pata_ops = {
+static const struct ata_port_operations piix_pata_ops = {
         .port_disable           = ata_port_disable,
         .set_piomode            = piix_set_piomode,
         .set_dmamode            = piix_set_dmamode,
@@ -177,7 +177,7 @@ static struct ata_port_operations piix_pata_ops = {
         .host_stop              = ata_host_stop,
 };
 
-static struct ata_port_operations piix_sata_ops = {
+static const struct ata_port_operations piix_sata_ops = {
         .port_disable           = ata_port_disable,
 
         .tf_load                = ata_tf_load,