netdev - Re: [PATCH net] ieee802154: hwsim: avoid possible crash in hwsim_del_edge

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Message-ID: <CAB_54W7GL8rX8_bRkgC7NAbEwmkfGOwDbdmqP6R43F_nEM3igA@mail.gmail.com>
Date:   Tue, 22 Jun 2021 14:30:22 -0400
From:   Alexander Aring <alex.aring@...il.com>
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        netdev <netdev@...r.kernel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Stefan Schmidt <stefan@...enfreihafen.org>,
        syzbot <syzkaller@...glegroups.com>
Subject: Re: [PATCH net] ieee802154: hwsim: avoid possible crash in hwsim_del_edge_nl()

Hi,

On Mon, 21 Jun 2021 at 14:02, Eric Dumazet <eric.dumazet@...il.com> wrote:
>
> From: Eric Dumazet <edumazet@...gle.com>
>
> Both MAC802154_HWSIM_ATTR_RADIO_ID and MAC802154_HWSIM_ATTR_RADIO_EDGE
> must be present to avoid a crash.
>
> Fixes: f25da51fdc38 ("ieee802154: hwsim: add replacement for fakelb")
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Cc: Alexander Aring <alex.aring@...il.com>
> Cc: Stefan Schmidt <stefan@...enfreihafen.org>
> Reported-by: syzbot <syzkaller@...glegroups.com>

Acked-by: Alexander Aring <aahringo@...hat.com>

Thanks!

- Alex