Search Linux Wireless

Re: [PATCH] mwifiex: MAC randomization should not be persistent

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Brian Norris <briannorris@xxxxxxxxxxxx> 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@xxxxxxxxxxxx>
> ---
> Should this be tagged for -stable?

IMHO yes.

-- 
Kalle Valo



[Index of Archives]     [Linux Host AP]     [ATH6KL]     [Linux Wireless Personal Area Network]     [Linux Bluetooth]     [Linux Netdev]     [Kernel Newbies]     [Linux Kernel]     [IDE]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite Hiking]     [MIPS Linux]     [ARM Linux]     [Linux RAID]

  Powered by Linux