linux-kernel - Re: [PATCH] mtd: partitions: redboot: Added conversion of operands to a larger type

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Message-Id: <20240325101842.262419-1-miquel.raynal@bootlin.com>
Date: Mon, 25 Mar 2024 11:18:42 +0100
From: Miquel Raynal <miquel.raynal@...tlin.com>
To: Denis Arefev <arefev@...mel.ru>,
	Miquel Raynal <miquel.raynal@...tlin.com>
Cc: Richard Weinberger <richard@....at>,
	Vignesh Raghavendra <vigneshr@...com>,
	linux-mtd@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	lvc-project@...uxtesting.org,
	trufanov@...mel.ru,
	vfh@...mel.ru
Subject: Re: [PATCH] mtd: partitions: redboot: Added conversion of operands to a larger type

On Fri, 2024-03-15 at 09:37:58 UTC, Denis Arefev wrote:
> The value of an arithmetic expression directory * master->erasesize is
> subject to overflow due to a failure to cast operands to a larger data
> type before perfroming arithmetic
> 
> Found by Linux Verification Center (linuxtesting.org) with SVACE.
> 
> Signed-off-by: Denis Arefev <arefev@...mel.ru>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git mtd/next, thanks.

Miquel