[PATCH 3/4] rtc: max6900: constify i2c_device_id

From	Arvind Yadav <arvind.yadav.cs@gmail.com>
Newsgroups	linux.kernel
Subject	[PATCH 3/4] rtc: max6900: constify i2c_device_id
Date	2017-08-19 21:10 +0200
Message-ID	<ughia-5br-11@gated-at.bofh.it> (permalink)
References	<ughia-5br-5@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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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@gmail.com>
---
 drivers/rtc/rtc-max6900.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/rtc/rtc-max6900.c b/drivers/rtc/rtc-max6900.c
index 48b6b41..cbdc86a 100644
--- a/drivers/rtc/rtc-max6900.c
+++ b/drivers/rtc/rtc-max6900.c
@@ -226,7 +226,7 @@ max6900_probe(struct i2c_client *client, const struct i2c_device_id *id)
 	return 0;
 }
 
-static struct i2c_device_id max6900_id[] = {
+static const struct i2c_device_id max6900_id[] = {
 	{ "max6900", 0 },
 	{ }
 };
-- 
2.7.4

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[PATCH 3/4] rtc: max6900: constify i2c_device_id Arvind Yadav <arvind.yadav.cs@gmail.com> - 2017-08-19 21:10 +0200

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