Re: [PATCH net-next v1 01/18] net: ethtool: propagate get_settings error

[Ben Hutchings]

On Mon, 2015-01-26 at 17:35 -0800, David Decotigny wrote:
> From: David Decotigny <decot@xxxxxxxxxxxx>
> 
> Signed-off-by: David Decotigny <decot@xxxxxxxxxxxx>
> ---
>  net/core/ethtool.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/net/core/ethtool.c b/net/core/ethtool.c
> index 91f74f3..52efb7e 100644
> --- a/net/core/ethtool.c
> +++ b/net/core/ethtool.c
> @@ -364,7 +364,7 @@ static int ethtool_get_settings(struct net_device *dev, void __user *useraddr)
>  
>  	if (copy_to_user(useraddr, &cmd, sizeof(cmd)))
>  		return -EFAULT;
> -	return 0;
> +	return err;

err cannnot be negative at this point (and if it's positive, that's a
bug in the get_settings implementation which we happen to fix up).

Ben.

>  }
>  
>  static int ethtool_set_settings(struct net_device *dev, void __user *useraddr)

-- 
Ben Hutchings
Teamwork is essential - it allows you to blame someone else.

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