Date:   Thu, 20 Dec 2018 14:17:26 +0100
From:   Stanislaw Gruszka <sgruszka@redhat.com>
To:     Greg KH <gregkh@linuxfoundation.org>
Cc:     stable@vger.kernel.org,
        Lorenzo Bianconi <lorenzo.bianconi@redhat.com>,
        linux-wireless <linux-wireless@vger.kernel.org>,
        Felix Fietkau <nbd@nbd.name>, Sid Hayn <sidhayn@gmail.com>
Subject: Re: [PATCH 4.19] mt76x0: mark 802.11w as supported
Message-ID: <20181220131726.GA7840@redhat.com>
References: <20181220114701.GA8660@redhat.com>
 <20181220123055.GC17138@kroah.com>
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On Thu, Dec 20, 2018 at 01:30:55PM +0100, Greg KH wrote:
> On Thu, Dec 20, 2018 at 12:47:07PM +0100, Stanislaw Gruszka wrote:
> > commit 0ae976a11b4fb5704b597e103b5189237641c1a1 upstream.
> > 
> > This is one line hw feature backport from 0ae976a11b4f ("mt76x0: init
> > hw capabilities"), which add also other different features, however
> > those are not supported in 4.19.
> > 
> > 802.11w is supported by mac80211 and mt76x0u driver in 4.19 correctly
> > fall-back to software encryption when 802.11w ciphers are used.
> > 
> > Without the patch we fail to associate with WPA3 APs, so this is
> > considered as fix.
> > 
> > Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
> > Signed-off-by: Felix Fietkau <nbd@nbd.name>
> > [remove marking non-working features on 4.19, make topic correspond the change]
> > Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
> > ---
> >  drivers/net/wireless/mediatek/mt76/mt76x0/init.c | 1 +
> >  1 file changed, 1 insertion(+)
> 
> What bug is this fixing?  This never worked before, so this feels like
> it is adding a new feature.

It's never worked before, true. It fixes problem with associating
with WPA3 Access Points. Perhaps Sid (already in CC) who requested
this, could justify it better.

Thanks
Stanislaw