[PATCH] hwrng: pseries: constify vio_device_id

From: Arvind Yadav
Date: Thu Aug 17 2017 - 13:36:38 EST


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

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

diff --git a/drivers/char/hw_random/pseries-rng.c b/drivers/char/hw_random/pseries-rng.c
index d9f46b4..4e2a3f6 100644
--- a/drivers/char/hw_random/pseries-rng.c
+++ b/drivers/char/hw_random/pseries-rng.c
@@ -72,7 +72,7 @@ static int pseries_rng_remove(struct vio_dev *dev)
return 0;
}

-static struct vio_device_id pseries_rng_driver_ids[] = {
+static const struct vio_device_id pseries_rng_driver_ids[] = {
{ "ibm,random-v1", "ibm,random"},
{ "", "" }
};
--
2.7.4