linux-kernel - Re: [PATCH v1 1/1] hwmon: (occ) Replace open-coded variant of %*phN specifier

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Date:   Tue, 26 Jul 2022 08:05:07 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Eddie James <eajames@...ux.ibm.com>,
        linux-hwmon@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Jean Delvare <jdelvare@...e.com>
Subject: Re: [PATCH v1 1/1] hwmon: (occ) Replace open-coded variant of %*phN
 specifier

On 7/26/22 07:31, Andy Shevchenko wrote:
> printf()-like functions in the kernel have extensions, such as
> %*phN to dump small pieces of memory as hex bytes.
> 
> Replace custom approach with the direct use of %*phN.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

Applied.

Thanks,
Guenter

> ---
>   drivers/hwmon/occ/common.c | 8 ++------
>   1 file changed, 2 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/hwmon/occ/common.c b/drivers/hwmon/occ/common.c
> index 157b73a3da29..45407b12db4b 100644
> --- a/drivers/hwmon/occ/common.c
> +++ b/drivers/hwmon/occ/common.c
> @@ -729,18 +729,14 @@ static ssize_t occ_show_extended(struct device *dev,
>   			rc = sysfs_emit(buf, "%u",
>   					get_unaligned_be32(&extn->sensor_id));
>   		} else {
> -			rc = sysfs_emit(buf, "%02x%02x%02x%02x\n",
> -					extn->name[0], extn->name[1],
> -					extn->name[2], extn->name[3]);
> +			rc = sysfs_emit(buf, "%4phN\n", extn->name);
>   		}
>   		break;
>   	case 1:
>   		rc = sysfs_emit(buf, "%02x\n", extn->flags);
>   		break;
>   	case 2:
> -		rc = sysfs_emit(buf, "%02x%02x%02x%02x%02x%02x\n",
> -				extn->data[0], extn->data[1], extn->data[2],
> -				extn->data[3], extn->data[4], extn->data[5]);
> +		rc = sysfs_emit(buf, "%6phN\n", extn->data);
>   		break;
>   	default:
>   		return -EINVAL;