[PATCH 3/3] ata: constify ata_port_info

From: Arvind Yadav
Date: Thu Aug 24 2017 - 05:50:38 EST


ata_port_info are not supposed to change at runtime. All functions
working with ata_port_info provided by <linux/libata.h> work with
const ata_port_info. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
---
drivers/ata/pdc_adma.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/ata/pdc_adma.c b/drivers/ata/pdc_adma.c
index f1e873a..77c21cb 100644
--- a/drivers/ata/pdc_adma.c
+++ b/drivers/ata/pdc_adma.c
@@ -162,7 +162,7 @@ static int adma_ata_init_one(struct pci_dev *pdev,
.port_stop = adma_port_stop,
};

-static struct ata_port_info adma_port_info[] = {
+static const struct ata_port_info adma_port_info[] = {
/* board_1841_idx */
{
.flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_PIO_POLLING,
--
1.9.1