netdev - Re: [v3 net-next PATCH 1/3] Added kernel support in EEE Ethtool commands

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Date:	Wed, 6 Jun 2012 22:30:59 +0100
From:	Ben Hutchings <bhutchings@...arflare.com>
To:	Yuval Mintz <yuvalmin@...adcom.com>
CC:	<davem@...emloft.net>, <netdev@...r.kernel.org>,
	<eilong@...adcom.com>, <peppe.cavallaro@...com>
Subject: Re: [v3 net-next PATCH 1/3] Added kernel support in EEE Ethtool
 commands

On Wed, 2012-06-06 at 22:07 +0300, Yuval Mintz wrote:
> This patch extends the kernel's ethtool interface by adding support
> for 2 new EEE commands - get_eee and set_eee.
> 
> Thanks goes to Giuseppe Cavallaro for his original patch adding this support.
> 
> Signed-off-by: Yuval Mintz <yuvalmin@...adcom.com>
> Signed-off-by: Eilon Greenstein <eilong@...adcom.com>
Reviewed-by: Ben Hutchings <bhutchings@...arflare.com>

but with one tiny change required:

[...]
> +static int ethtool_set_eee(struct net_device *dev, char __user *useraddr)
> +{
> +	struct ethtool_eee edata;
> +
> +	if (!dev->ethtool_ops->get_eee)

This must check set_eee, not get_eee.

Ben.

> +		return -EOPNOTSUPP;
> +
> +	if (copy_from_user(&edata, useraddr, sizeof(edata)))
> +		return -EFAULT;
> +
> +	return dev->ethtool_ops->set_eee(dev, &edata);
> +}
[...]

-- 
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.

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