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

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Message-ID: <1502097950.4007.82.camel@suse.de>
Date:   Mon, 07 Aug 2017 11:25:50 +0200
From:   Jean Delvare <jdelvare@...e.de>
To:     Arvind Yadav <arvind.yadav.cs@...il.com>, linux@...ck-us.net
Cc:     linux-kernel@...r.kernel.org, linux-hwmon@...r.kernel.org
Subject: Re: [PATCH] hwmon: adt7475: wusbhc: constify attribute_group
 structures.

Hi Arvind,

On lun., 2017-08-07 at 11:49 +0530, Arvind Yadav wrote:
> 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.

Confused by the subject. What is "wusbhc:"?

Also please avoid trailing dot in mail subjects.

> 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)

Looks good to me.

Reviewed-by: Jean Delvare <jdelvare@...e.de>

-- 
Jean Delvare
SUSE L3 Support