linux-kernel - [PATCH] mfd: da9055: constify i2c_device

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Date:   Sun, 20 Aug 2017 00:59:37 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     lee.jones@...aro.org
Cc:     linux-kernel@...r.kernel.org, support.opensource@...semi.com
Subject: [PATCH] mfd: da9055: constify i2c_device_id

i2c_device_id are not supposed to change at runtime. All functions
working with i2c_device_id provided by <linux/i2c.h> work with
const i2c_device_id. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
---
 drivers/mfd/da9055-i2c.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mfd/da9055-i2c.c b/drivers/mfd/da9055-i2c.c
index b53e100..8169a5c 100644
--- a/drivers/mfd/da9055-i2c.c
+++ b/drivers/mfd/da9055-i2c.c
@@ -62,7 +62,7 @@ static int da9055_i2c_remove(struct i2c_client *i2c)
  * purposes separate). As a result there are specific DA9055 ids for PMIC
  * and CODEC, which must be different to operate together.
  */
-static struct i2c_device_id da9055_i2c_id[] = {
+static const struct i2c_device_id da9055_i2c_id[] = {
 	{"da9055-pmic", 0},
 	{ }
 };
-- 
2.7.4