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From: Lee Jones <lee.jones@linaro.org>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: Christophe JAILLET <christophe.jaillet@wanadoo.fr>,
	Thierry Reding <thierry.reding@gmail.com>,
	Daniel Thompson <daniel.thompson@linaro.org>,
	Jingoo Han <jingoohan1@gmail.com>, Helge Deller <deller@gmx.de>,
	linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org,
	linux-pwm@vger.kernel.org, dri-devel@lists.freedesktop.org,
	linux-fbdev@vger.kernel.org
Subject: Re: [PATCH] backlight: pwm_bl: Avoid open coded arithmetic in memory allocation
Date: Mon, 7 Feb 2022 09:31:00 +0000	[thread overview]
Message-ID: <YgDm1FWtlneMLCTS@google.com> (raw)
In-Reply-To: <20220207080128.xmvommcddjfgz7ey@pengutronix.de>

On Mon, 07 Feb 2022, Uwe Kleine-König wrote:

> On Sat, Feb 05, 2022 at 08:40:48AM +0100, Christophe JAILLET wrote:
> > kmalloc_array()/kcalloc() should be used to avoid potential overflow when
> > a multiplication is needed to compute the size of the requested memory.
> > 
> > So turn a kzalloc()+explicit size computation into an equivalent kcalloc().
> > 
> > Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
> 
> LGTM
> 
> Acked-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
> 
> Thanks
> Uwe

I am totally confused!

-- 
Lee Jones [李琼斯]
Principal Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
Follow Linaro: Facebook | Twitter | Blog

  reply	other threads:[~2022-02-07  9:41 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-05  7:40 [PATCH] backlight: pwm_bl: Avoid open coded arithmetic in memory allocation Christophe JAILLET
2022-02-07  8:01 ` Uwe Kleine-König
2022-02-07  9:31   ` Lee Jones [this message]
2022-02-08  8:43     ` Uwe Kleine-König
2022-02-07 16:21 ` Daniel Thompson
2022-02-08  8:53 ` Lee Jones

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