[PATCH 1/4] rtc: ds1672: constify i2c_device_id

From: Arvind Yadav
Date: Sat Aug 19 2017 - 15:08:22 EST


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@xxxxxxxxx>
---
drivers/rtc/rtc-ds1672.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/rtc/rtc-ds1672.c b/drivers/rtc/rtc-ds1672.c
index 7bf46bf..9caaccc 100644
--- a/drivers/rtc/rtc-ds1672.c
+++ b/drivers/rtc/rtc-ds1672.c
@@ -190,7 +190,7 @@ static int ds1672_probe(struct i2c_client *client,
return 0;
}

-static struct i2c_device_id ds1672_id[] = {
+static const struct i2c_device_id ds1672_id[] = {
{ "ds1672", 0 },
{ }
};
--
2.7.4