libata: const-ification bombing run
Enforce access rules where appropriate.
If the compiler is smart enough, this may buy us an optimization or two
as a side effect.
diff --git a/drivers/scsi/sata_sis.c b/drivers/scsi/sata_sis.c
index 0761a32..057f7b9 100644
--- a/drivers/scsi/sata_sis.c
+++ b/drivers/scsi/sata_sis.c
@@ -102,7 +102,7 @@
.ordered_flush = 1,
};
-static struct ata_port_operations sis_ops = {
+static const struct ata_port_operations sis_ops = {
.port_disable = ata_port_disable,
.tf_load = ata_tf_load,
.tf_read = ata_tf_read,