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Date: Thu, 25 May 2017 01:05:29 +0200
From: Lukas Odzioba <>
To: Casey Schaufler <>
Cc: HacKurx <>,,
Subject: Re: Patch for random mac address

2017-05-25 0:40 GMT+02:00 Casey Schaufler <>:
> @@ -262,6 +262,10 @@ static int dev_ifsioc(struct net *net, struct ifreq *ifr, unsigned int cmd)
>  return dev_set_mac_address(dev, &ifr->ifr_hwaddr);
> + /* ignore userland MAC changes */
> + return 0;
> +#endif

I am not sure whether this code does what the comment advertises, but
I bet that Kali-like distro users still would like to be able to
change MAC, also such behavior should be documented in config section.
Thank you for your involvement, please take a look at this article
about preparing kernel patches in general (besides ml addresses most
of it could apply here as well):


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