linux-kernel - [PATCH] regulator: ltc3589: constify i2c_device

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Message-Id: <ab260b5df2f0b53d80bf78fb73d0eccbadac229b.1503334203.git.arvind.yadav.cs@gmail.com>
Date:   Mon, 21 Aug 2017 22:21:08 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     lgirdwood@...il.com, broonie@...nel.org
Cc:     linux-kernel@...r.kernel.org
Subject: [PATCH] regulator: ltc3589: 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/regulator/ltc3589.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/regulator/ltc3589.c b/drivers/regulator/ltc3589.c
index 853a06a..18d5b01 100644
--- a/drivers/regulator/ltc3589.c
+++ b/drivers/regulator/ltc3589.c
@@ -539,7 +539,7 @@ static int ltc3589_probe(struct i2c_client *client,
 	return 0;
 }
 
-static struct i2c_device_id ltc3589_i2c_id[] = {
+static const struct i2c_device_id ltc3589_i2c_id[] = {
 	{ "ltc3589",   LTC3589   },
 	{ "ltc3589-1", LTC3589_1 },
 	{ "ltc3589-2", LTC3589_2 },
-- 
2.7.4