linux-kernel - Re: [PATCH v2 10/14] iommu/mediatek-v1: add missing larb count sanity check

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Message-ID: <64c2779b8a289e8d91225f5f9f82cc1cf299bc46.camel@mediatek.com>
Date: Sat, 18 Oct 2025 06:51:14 +0000
From: Yong Wu (吴勇) <Yong.Wu@...iatek.com>
To: "joro@...tes.org" <joro@...tes.org>, "will@...nel.org" <will@...nel.org>,
	"johan@...nel.org" <johan@...nel.org>
CC: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"j@...nau.net" <j@...nau.net>, "vdumpa@...dia.com" <vdumpa@...dia.com>,
	"robin.murphy@....com" <robin.murphy@....com>, "m.szyprowski@...sung.com"
	<m.szyprowski@...sung.com>, "wens@...e.org" <wens@...e.org>,
	"thierry.reding@...il.com" <thierry.reding@...il.com>,
	"iommu@...ts.linux.dev" <iommu@...ts.linux.dev>, "matthias.bgg@...il.com"
	<matthias.bgg@...il.com>, "robin.clark@....qualcomm.com"
	<robin.clark@....qualcomm.com>, "sven@...nel.org" <sven@...nel.org>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Subject: Re: [PATCH v2 10/14] iommu/mediatek-v1: add missing larb count sanity
 check

On Tue, 2025-10-07 at 11:43 +0200, Johan Hovold wrote:
> External email : Please do not click links or open attachments until
> you have verified the sender or the content.
> 
> 
> Add the missing larb count sanity check to avoid writing beyond a
> fixed
> sized array in case of a malformed devicetree.
> 
> Acked-by: Robin Murphy <robin.murphy@....com>
> Signed-off-by: Johan Hovold <johan@...nel.org>

Reviewed-by: Yong Wu <yong.wu@...iatek.com>