linux-kernel - Re: [PATCH net-next] net: mvpp2: cls: Check RSS table index validity when creating a context

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Message-Id: <20190528.112019.816281435273023187.davem@davemloft.net>
Date:   Tue, 28 May 2019 11:20:19 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     maxime.chevallier@...tlin.com
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        antoine.tenart@...tlin.com, thomas.petazzoni@...tlin.com,
        gregory.clement@...tlin.com, miquel.raynal@...tlin.com,
        nadavh@...vell.com, stefanc@...vell.com, mw@...ihalf.com,
        linux@...linux.org.uk, linux-arm-kernel@...ts.infradead.org,
        lkp@...el.com, dan.carpenter@...cle.com
Subject: Re: [PATCH net-next] net: mvpp2: cls: Check RSS table index
 validity when creating a context

From: Maxime Chevallier <maxime.chevallier@...tlin.com>
Date: Mon, 27 May 2019 13:52:01 +0200

> Make sure we don't use an out-of-bound index for the per-port RSS
> context array.
> 
> As of today, the global context creation in mvpp22_rss_context_create
> will prevent us from reaching this case, but we should still make sure
> we are using a sane value anyway.
> 
> Reported-by: kbuild test robot <lkp@...el.com>
> Reported-by: Dan Carpenter <dan.carpenter@...cle.com>
> Signed-off-by: Maxime Chevallier <maxime.chevallier@...tlin.com>

Applied.