netdev - Re: [PATCH] phylib: phy_ethtool_{sset,gset} -- check phydev for NULL

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Date:	Fri, 11 May 2007 08:18:43 -0500
From:	Kumar Gala <galak@...nel.crashing.org>
To:	matvejchikov@...il.com
Cc:	"Jeff Garzik" <jeff@...zik.org>,
	"Randy Dunlap" <randy.dunlap@...cle.com>, netdev@...r.kernel.org
Subject: Re: [PATCH] phylib: phy_ethtool_{sset,gset} -- check phydev for NULL


On May 11, 2007, at 5:58 AM, Matvejchikov Ilya wrote:

> Signed-off-by: Matvejchikov Ilya <matvejchikov@...il.com>
> ---
>
> diff -purN linux-2.6.21-clean/drivers/net/phy/phy.c
> linux-2.6.21/drivers/net/phy/phy.c
> --- linux-2.6.21-clean/drivers/net/phy/phy.c	2007-04-26  
> 07:08:32.000000000 +0400
> +++ linux-2.6.21/drivers/net/phy/phy.c	2007-05-04  
> 08:22:01.000000000 +0400
> @@ -245,6 +245,9 @@ EXPORT_SYMBOL(phy_sanitize_settings);
>  */
> int phy_ethtool_sset(struct phy_device *phydev, struct ethtool_cmd  
> *cmd)
> {
> +	if (unlikely(!phydev))
> +		return -EINVAL;

Should this be -ENODEV?

> +
> 	if (cmd->phy_address != phydev->addr)
> 		return -EINVAL;
>
> @@ -289,6 +292,9 @@ EXPORT_SYMBOL(phy_ethtool_sset);
>
> int phy_ethtool_gset(struct phy_device *phydev, struct ethtool_cmd  
> *cmd)
> {
> +	if (unlikely(!phydev))
> +		return -EINVAL;

same question.

> +
> 	cmd->supported = phydev->supported;
>
> 	cmd->advertising = phydev->advertising;
> -
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