linux-kernel - Re: net/wireless/reg.c:144 suspicious rcu_dereference

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Message-ID: <20210122125748.GH4867@zn.tnic>
Date:   Fri, 22 Jan 2021 13:57:48 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     Kalle Valo <kvalo@...eaurora.org>
Cc:     Jiri Slaby <jirislaby@...nel.org>,
        Nick Kossifidis <mickflemm@...il.com>,
        Luis Chamberlain <mcgrof@...nel.org>,
        Ping-Ke Shih <pkshih@...ltek.com>,
        linux-wireless@...r.kernel.org, lkml <linux-kernel@...r.kernel.org>
Subject: Re: net/wireless/reg.c:144 suspicious rcu_dereference_check() usage!

On Fri, Jan 22, 2021 at 02:20:43PM +0200, Kalle Valo wrote:
> Can you try this commit:
> 
> 51d62f2f2c50 cfg80211: Save the regulatory domain with a lock
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211.git/commit/?id=51d62f2f2c50

Yap, that fixes both machines, thx!

Reported-by: Borislav Petkov <bp@...e.de>
Tested-by: Borislav Petkov <bp@...e.de>

-- 
Regards/Gruss,
    Boris.

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