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From: Quentin Schulz <quentin.schulz@bootlin.com>
To: "Gustavo A. R. Silva" <gustavo@embeddedor.com>
Cc: Rob Herring <robh+dt@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	linux-kernel@vger.kernel.org, devicetree@vger.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: phy: Update SERDES_MAX to be SERDES_MAX + 1
Date: Tue, 9 Oct 2018 09:27:23 +0200	[thread overview]
Message-ID: <20181009072723.mshyvplpo2xmkyfl@qschulz> (raw)
In-Reply-To: <3a1a95a4832af33dcd1842b0298d257bbcf1f5ab.1539036280.git.gustavo@embeddedor.com>

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Hi Gustavo,

On Tue, Oct 09, 2018 at 12:21:36AM +0200, Gustavo A. R. Silva wrote:
> SERDES_MAX is a valid value to index ctrl->phys in
> drivers/phy/mscc/phy-ocelot-serdes.c. But, currently,
> there is an out-of-bounds bug in the mentioned driver
> when reading from ctrl->phys, because the size of
> array ctrl->phys is SERDES_MAX.
> 
> Partially fix this by updating SERDES_MAX to be SERDES6G_MAX + 1.
> 
> Notice that this is the first part of the solution to
> the out-of-bounds bug mentioned above. Although this
> change is not dependent on any other one.
> 

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

Thanks,
Quentin

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  reply	other threads:[~2018-10-09  7:27 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-08 22:20 [PATCH 0/2] phy: ocelot-serdes: fix out-of-bounds bug Gustavo A. R. Silva
2018-10-08 22:21 ` [PATCH 1/2] dt-bindings: phy: Update SERDES_MAX to be SERDES_MAX + 1 Gustavo A. R. Silva
2018-10-09  7:27   ` Quentin Schulz [this message]
2018-10-16  8:44     ` Gustavo A. R. Silva
2018-10-17 15:09       ` Rob Herring
2018-10-17 15:19         ` Gustavo A. R. Silva
2018-10-17 15:23         ` Rob Herring
2018-10-17 15:45           ` Gustavo A. R. Silva
2018-10-08 22:22 ` [PATCH 2/2] phy: ocelot-serdes: fix out-of-bounds read Gustavo A. R. Silva
2018-10-09  7:28   ` Quentin Schulz
2018-10-16  8:46     ` Gustavo A. R. Silva
2018-10-16  8:48       ` Kishon Vijay Abraham I
2018-10-17 15:37         ` Gustavo A. R. Silva
2018-11-12  8:27           ` Kishon Vijay Abraham I
2018-10-09  7:28 ` [PATCH 0/2] phy: ocelot-serdes: fix out-of-bounds bug Quentin Schulz
2018-10-09 14:13   ` Gustavo A. R. Silva

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