netdev - Re: [PATCH 2/8] bnx2x: adopt bnx2x_validate_addr() to .ndo_validate

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1330532535.25281.2.camel@lb-tlvb-dmitry>
Date:	Wed, 29 Feb 2012 18:22:15 +0200
From:	"Dmitry Kravkov" <dmitry@...adcom.com>
To:	"Danny Kukawka" <danny.kukawka@...ect.de>
cc:	"Eilon Greenstein" <eilong@...adcom.com>,
	"Danny Kukawka" <dkukawka@...e.de>, netdev@...r.kernel.org,
	"David S. Miller" <davem@...emloft.net>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/8] bnx2x: adopt bnx2x_validate_addr() to
 .ndo_validate_addr changes

On Wed, 2012-02-29 at 16:42 +0100, Danny Kukawka wrote:
> Adopted bnx2x_validate_addr() to changes in .ndo_validate_addr,
> handle second parameter to be validated.
> 
> Signed-off-by: Danny Kukawka <danny.kukawka@...ect.de>
> ---
>  drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c |   13 ++++++++++---
>  1 files changed, 10 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
> index b4afef6..d25ef1e 100644
> --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
> +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
> @@ -10532,12 +10532,19 @@ static void poll_bnx2x(struct net_device *dev)
>  }
>  #endif
>  
> -static int bnx2x_validate_addr(struct net_device *dev)
> +static int bnx2x_validate_addr(struct net_device *dev, void *addr)
>  {
>  	struct bnx2x *bp = netdev_priv(dev);
> +	struct sockaddr *saddr; 
>  
> -	if (!bnx2x_is_valid_ether_addr(bp, dev->dev_addr))
> -		return -EADDRNOTAVAIL;
> +	if (addr) {
> +		saddr = addr;
> +		if (!bnx2x_is_valid_ether_addr(bp, saddr->sa_data))	
> +			return -EADDRNOTAVAIL;
> +	} else {
> +		if (!bnx2x_is_valid_ether_addr(bp, dev->dev_addr))
> +			return -EADDRNOTAVAIL;
> +	}
>  	return 0;
>  }
>  

Isn't it preferred to calculate the correct address for test and then
call bnx2x_is_valid_ether_addr() at the end?


--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html