netdev - Re: [PATCH] arcnet: provide a buffer big enough to actually receive packets

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Date:   Tue, 24 Sep 2019 16:49:03 +0200 (CEST)
From:   David Miller <davem@...emloft.net>
To:     u.kleine-koenig@...gutronix.de
Cc:     m.grzeschik@...gutronix.de, netdev@...r.kernel.org,
        labbott@...hat.com, stable@...r.kernel.org
Subject: Re: [PATCH] arcnet: provide a buffer big enough to actually
 receive packets

From: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
Date: Fri, 20 Sep 2019 16:08:21 +0200

> struct archdr is only big enough to hold the header of various types of
> arcnet packets. So to provide enough space to hold the data read from
> hardware provide a buffer large enough to hold a packet with maximal
> size.
> 
> The problem was noticed by the stack protector which makes the kernel
> oops.
> 
> Cc: stable@...r.kernel.org # v2.4.0+

Do not CC: stable for networking patches, I take care of it.

> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>

Applied and queued up for -stable.