linux-kernel - Re: [PATCH] mtd: onenand: Fix uninitialized retlen in do_otp

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Message-ID: <173339519116.766262.7666020579808375858.b4-ty@bootlin.com>
Date: Thu,  5 Dec 2024 11:43:29 +0100
From: Miquel Raynal <miquel.raynal@...tlin.com>
To: Kyungmin Park <kyungmin.park@...sung.com>,
	Ivan Stepchenko <sid@....spb.ru>
Cc: Miquel Raynal <miquel.raynal@...tlin.com>,
	Richard Weinberger <richard@....at>,
	Vignesh Raghavendra <vigneshr@...com>,
	Artem Bityutskiy <Artem.Bityutskiy@...ia.com>,
	David Woodhouse <dwmw2@...radead.org>,
	linux-mtd@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	lvc-project@...uxtesting.org,
	stable@...r.kernel.org
Subject: Re: [PATCH] mtd: onenand: Fix uninitialized retlen in do_otp_read()

On Thu, 14 Nov 2024 16:29:51 +0300, Ivan Stepchenko wrote:
> The function do_otp_read() does not set the output parameter *retlen,
> which is expected to contain the number of bytes actually read.
> As a result, in onenand_otp_walk(), the tmp_retlen variable remains
> uninitialized after calling do_otp_walk() and used to change
> the values of the buf, len and retlen variables.
> 
> Found by Linux Verification Center (linuxtesting.org) with SVACE.
> 
> [...]

Applied to nand/next, thanks!

[1/1] mtd: onenand: Fix uninitialized retlen in do_otp_read()

Patche(s) will be available within hours on:
mtd/linux.git

Kind regards,
Miquèl