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Date:   Wed, 30 Mar 2022 20:40:59 +0100
From:   "Russell King (Oracle)" <linux@armlinux.org.uk>
To:     Michael Walle <michael@walle.cc>
Cc:     Xu Yilun <yilun.xu@intel.com>, Tom Rix <trix@redhat.com>,
        Jean Delvare <jdelvare@suse.com>,
        Guenter Roeck <linux@roeck-us.net>,
        Andrew Lunn <andrew@lunn.ch>,
        Heiner Kallweit <hkallweit1@gmail.com>,
        "David S . Miller" <davem@davemloft.net>,
        Jakub Kicinski <kuba@kernel.org>,
        Paolo Abeni <pabeni@redhat.com>, linux-hwmon@vger.kernel.org,
        linux-kernel@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH v2 3/5] net: sfp: use hwmon_sanitize_name()
Message-ID: <YkSyS1g48TlB3XpB@shell.armlinux.org.uk>
References: <20220329160730.3265481-1-michael@walle.cc>
 <20220329160730.3265481-4-michael@walle.cc>
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Sender: Russell King (Oracle) <linux@armlinux.org.uk>
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On Tue, Mar 29, 2022 at 06:07:28PM +0200, Michael Walle wrote:
> Instead of open-coding the bad characters replacement in the hwmon name,
> use the new hwmon_sanitize_name().
> 
> Signed-off-by: Michael Walle <michael@walle.cc>

Assuming hwmon_sanitize_name() gets settled, then:

Acked-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>

> ---
>  drivers/net/phy/sfp.c | 8 ++------
>  1 file changed, 2 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c
> index 4dfb79807823..0d5dba30444d 100644
> --- a/drivers/net/phy/sfp.c
> +++ b/drivers/net/phy/sfp.c
> @@ -1289,7 +1289,7 @@ static const struct hwmon_chip_info sfp_hwmon_chip_info = {
>  static void sfp_hwmon_probe(struct work_struct *work)
>  {
>  	struct sfp *sfp = container_of(work, struct sfp, hwmon_probe.work);
> -	int err, i;
> +	int err;
>  
>  	/* hwmon interface needs to access 16bit registers in atomic way to
>  	 * guarantee coherency of the diagnostic monitoring data. If it is not
> @@ -1317,16 +1317,12 @@ static void sfp_hwmon_probe(struct work_struct *work)
>  		return;
>  	}
>  
> -	sfp->hwmon_name = kstrdup(dev_name(sfp->dev), GFP_KERNEL);
> +	sfp->hwmon_name = hwmon_sanitize_name(dev_name(sfp->dev));
>  	if (!sfp->hwmon_name) {
>  		dev_err(sfp->dev, "out of memory for hwmon name\n");
>  		return;
>  	}
>  
> -	for (i = 0; sfp->hwmon_name[i]; i++)
> -		if (hwmon_is_bad_char(sfp->hwmon_name[i]))
> -			sfp->hwmon_name[i] = '_';
> -
>  	sfp->hwmon_dev = hwmon_device_register_with_info(sfp->dev,
>  							 sfp->hwmon_name, sfp,
>  							 &sfp_hwmon_chip_info,
> -- 
> 2.30.2
> 
> 

-- 
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