linux-kernel - Re: [PATCH] chrome: Use kobj_to

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Message-ID: <605f2193-e9ef-9e6a-4492-0cea620a2f18@collabora.com>
Date:   Wed, 30 Sep 2020 09:41:16 +0200
From:   Enric Balletbo i Serra <enric.balletbo@...labora.com>
To:     Wang Qing <wangqing@...o.com>, Benson Leung <bleung@...omium.org>,
        Guenter Roeck <groeck@...omium.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] chrome: Use kobj_to_dev() instead

Hi Wang Qing,

Many thanks for your patch.

On 26/9/20 9:03, Wang Qing wrote:
> Use kobj_to_dev() instead of container_of().
> 
> Signed-off-by: Wang Qing <wangqing@...o.com>
> ---

Applied for 5.10

>  drivers/platform/chrome/cros_ec_sysfs.c | 2 +-
>  drivers/platform/chrome/cros_ec_vbc.c   | 4 ++--
>  2 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/platform/chrome/cros_ec_sysfs.c b/drivers/platform/chrome/cros_ec_sysfs.c
> index d45ea5d..a643ea8
> --- a/drivers/platform/chrome/cros_ec_sysfs.c
> +++ b/drivers/platform/chrome/cros_ec_sysfs.c
> @@ -326,7 +326,7 @@ static struct attribute *__ec_attrs[] = {
>  static umode_t cros_ec_ctrl_visible(struct kobject *kobj,
>  				    struct attribute *a, int n)
>  {
> -	struct device *dev = container_of(kobj, struct device, kobj);
> +	struct device *dev = kobj_to_dev(kobj);
>  	struct cros_ec_dev *ec = to_cros_ec_dev(dev);
>  
>  	if (a == &dev_attr_kb_wake_angle.attr && !ec->has_kb_wake_angle)
> diff --git a/drivers/platform/chrome/cros_ec_vbc.c b/drivers/platform/chrome/cros_ec_vbc.c
> index 46482d1..f3a70a3
> --- a/drivers/platform/chrome/cros_ec_vbc.c
> +++ b/drivers/platform/chrome/cros_ec_vbc.c
> @@ -17,7 +17,7 @@ static ssize_t vboot_context_read(struct file *filp, struct kobject *kobj,
>  				  struct bin_attribute *att, char *buf,
>  				  loff_t pos, size_t count)
>  {
> -	struct device *dev = container_of(kobj, struct device, kobj);
> +	struct device *dev = kobj_to_dev(kobj);
>  	struct cros_ec_dev *ec = to_cros_ec_dev(dev);
>  	struct cros_ec_device *ecdev = ec->ec_dev;
>  	struct ec_params_vbnvcontext *params;
> @@ -57,7 +57,7 @@ static ssize_t vboot_context_write(struct file *filp, struct kobject *kobj,
>  				   struct bin_attribute *attr, char *buf,
>  				   loff_t pos, size_t count)
>  {
> -	struct device *dev = container_of(kobj, struct device, kobj);
> +	struct device *dev = kobj_to_dev(kobj);
>  	struct cros_ec_dev *ec = to_cros_ec_dev(dev);
>  	struct cros_ec_device *ecdev = ec->ec_dev;
>  	struct ec_params_vbnvcontext *params;
>