linux-kernel - Re: [PATCH] net: systemport: Use eth_hw_addr

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Message-ID: <559E003D.3050101@gmail.com>
Date:	Wed, 08 Jul 2015 22:01:49 -0700
From:	Florian Fainelli <f.fainelli@...il.com>
To:	Vaishali Thakkar <vthakkar1994@...il.com>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: systemport: Use eth_hw_addr_random

Le 07/07/15 22:19, Vaishali Thakkar a écrit :
> Use eth_hw_addr_random() instead of calling random_ether_addr().
> Here, this change is setting addr_assign_type to NET_ADDR_RANDOM.
> 
> The Coccinelle semantic patch that performs this transformation
> is as follows:
> 
> @@
> identifier a,b;
> @@
> 
> -random_ether_addr(a->b);
> +eth_hw_addr_random(a);
> 
> Signed-off-by: Vaishali Thakkar <vthakkar1994@...il.com>
> ---
> Note that this patch is compile tested only and I have used file
> drivers/net/ethernet/hisilicon/hix5hd2_gmac.c as a reference.
> Also, original call didn't make assignment to NET_ADDR_RANDOM. So,
> it would be good if someone can test this change.

Thanks, I will give this a try and report.

> ---
>  drivers/net/ethernet/broadcom/bcmsysport.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
> index 909ad7a..4566cdf 100644
> --- a/drivers/net/ethernet/broadcom/bcmsysport.c
> +++ b/drivers/net/ethernet/broadcom/bcmsysport.c
> @@ -1793,7 +1793,7 @@ static int bcm_sysport_probe(struct platform_device *pdev)
>  	macaddr = of_get_mac_address(dn);
>  	if (!macaddr || !is_valid_ether_addr(macaddr)) {
>  		dev_warn(&pdev->dev, "using random Ethernet MAC\n");
> -		random_ether_addr(dev->dev_addr);
> +		eth_hw_addr_random(dev);
>  	} else {
>  		ether_addr_copy(dev->dev_addr, macaddr);
>  	}
> 


-- 
Florian
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