linux-kernel - [PATCH] hwmon: adt7475: wusbhc: constify attribute

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Message-Id: <b4f5a71ff727f2bbd16aee1494ecf07e208830d2.1502086709.git.arvind.yadav.cs@gmail.com>
Date:   Mon,  7 Aug 2017 11:49:53 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     jdelvare@...e.com, linux@...ck-us.net
Cc:     linux-kernel@...r.kernel.org, linux-hwmon@...r.kernel.org
Subject: [PATCH] hwmon: adt7475: wusbhc: constify attribute_group structures.

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

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
---
 drivers/hwmon/adt7475.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/hwmon/adt7475.c b/drivers/hwmon/adt7475.c
index 1baa213..9ef8499 100644
--- a/drivers/hwmon/adt7475.c
+++ b/drivers/hwmon/adt7475.c
@@ -1319,14 +1319,14 @@ static SENSOR_DEVICE_ATTR_2(pwm3_stall_disable, S_IRUGO | S_IWUSR,
 	NULL
 };
 
-static struct attribute_group adt7475_attr_group = { .attrs = adt7475_attrs };
-static struct attribute_group fan4_attr_group = { .attrs = fan4_attrs };
-static struct attribute_group pwm2_attr_group = { .attrs = pwm2_attrs };
-static struct attribute_group in0_attr_group = { .attrs = in0_attrs };
-static struct attribute_group in3_attr_group = { .attrs = in3_attrs };
-static struct attribute_group in4_attr_group = { .attrs = in4_attrs };
-static struct attribute_group in5_attr_group = { .attrs = in5_attrs };
-static struct attribute_group vid_attr_group = { .attrs = vid_attrs };
+static const struct attribute_group adt7475_attr_group = { .attrs = adt7475_attrs };
+static const struct attribute_group fan4_attr_group = { .attrs = fan4_attrs };
+static const struct attribute_group pwm2_attr_group = { .attrs = pwm2_attrs };
+static const struct attribute_group in0_attr_group = { .attrs = in0_attrs };
+static const struct attribute_group in3_attr_group = { .attrs = in3_attrs };
+static const struct attribute_group in4_attr_group = { .attrs = in4_attrs };
+static const struct attribute_group in5_attr_group = { .attrs = in5_attrs };
+static const struct attribute_group vid_attr_group = { .attrs = vid_attrs };
 
 static int adt7475_detect(struct i2c_client *client,
 			  struct i2c_board_info *info)
-- 
1.9.1