From: Brian Norris <briannorris@chromium.org>
To: Kalle Valo <kvalo@codeaurora.org>
Cc: Nishant Sarmukadam <nishants@marvell.com>,
Ganapathi Bhat <gbhat@marvell.com>, Xinming Hu <huxm@marvell.com>,
linux-kernel@vger.kernel.org,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
netdev@vger.kernel.org, linux-wireless@vger.kernel.org
Subject: Re: [PATCH] mwifiex: MAC randomization should not be persistent
Date: Thu, 6 Apr 2017 09:48:08 -0700 [thread overview]
Message-ID: <20170406164807.GB25323@google.com> (raw)
In-Reply-To: <87inmifak8.fsf@kamboji.qca.qualcomm.com>
On Thu, Apr 06, 2017 at 07:02:15AM +0300, Kalle Valo wrote:
> Brian Norris <briannorris@chromium.org> writes:
>
> > nl80211 provides the NL80211_SCAN_FLAG_RANDOM_ADDR for every scan
> > request that should be randomized; the absence of such a flag means we
> > should not randomize. However, mwifiex was stashing the latest
> > randomization request and *always* using it for future scans, even those
> > that didn't set the flag.
> >
> > Let's zero out the randomization info whenever we get a scan request
> > without NL80211_SCAN_FLAG_RANDOM_ADDR. I'd prefer to remove
> > priv->random_mac entirely (and plumb the randomization MAC properly
> > through the call sequence), but the spaghetti is a little difficult to
> > unravel here for me.
> >
> > Fixes: c2a8f0ff9c6c ("mwifiex: support random MAC address for scanning")
>
> So the first release with this was v4.9.
>
> > Signed-off-by: Brian Norris <briannorris@chromium.org>
> > ---
> > Should this be tagged for -stable?
>
> IMHO yes.
Sounds fine to me. I suppose you'll do this when applying? Or I can
resend...
Brian
next prev parent reply other threads:[~2017-04-06 16:48 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-05 22:26 [PATCH] mwifiex: MAC randomization should not be persistent Brian Norris
2017-04-06 4:02 ` Kalle Valo
2017-04-06 16:48 ` Brian Norris [this message]
2017-04-13 13:13 ` Kalle Valo
2017-04-20 7:17 ` Kalle Valo
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