linux-kernel - Re: [PATCH 2/2] phy: ocelot-serdes: fix out-of-bounds read

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Message-ID: <20181009072808.5eynmktmkgjpi2ho@qschulz>
Date:   Tue, 9 Oct 2018 09:28:08 +0200
From:   Quentin Schulz <quentin.schulz@...tlin.com>
To:     "Gustavo A. R. Silva" <gustavo@...eddedor.com>
Cc:     Kishon Vijay Abraham I <kishon@...com>,
        "David S. Miller" <davem@...emloft.net>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] phy: ocelot-serdes: fix out-of-bounds read

Hi Gustavo,

On Tue, Oct 09, 2018 at 12:22:33AM +0200, Gustavo A. R. Silva wrote:
> Currently, there is an out-of-bounds read on array ctrl->phys,
> once variable i reaches the maximum array size of SERDES_MAX
> in the for loop.
> 
> Fix this by changing the condition in the for loop from
> i <= SERDES_MAX to i < SERDES_MAX.
> 

Reviewed-by: Quentin Schulz <quentin.schulz@...tlin.com>

Thanks,
Quentin

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