linux-kernel - Re: [PATCH v2] drm/meson: Use 1000ULL when operating with mode->clock

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Message-ID: <CAFBinCD2wHRfP+1i+pUwG0FVNr0t6uHPxH5uetbJN=RcQC_A8Q@mail.gmail.com>
Date: Tue, 6 May 2025 07:40:28 +0200
From: Martin Blumenstingl <martin.blumenstingl@...glemail.com>
To: I Hsin Cheng <richard120310@...il.com>
Cc: neil.armstrong@...aro.org, maarten.lankhorst@...ux.intel.com, 
	mripard@...nel.org, tzimmermann@...e.de, airlied@...il.com, simona@...ll.ch, 
	khilman@...libre.com, jbrunet@...libre.com, christophe.jaillet@...adoo.fr, 
	skhan@...uxfoundation.org, dri-devel@...ts.freedesktop.org, 
	linux-amlogic@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] drm/meson: Use 1000ULL when operating with mode->clock

On Mon, May 5, 2025 at 8:43 PM I Hsin Cheng <richard120310@...il.com> wrote:
>
> Coverity scan reported the usage of "mode->clock * 1000" may lead to
> integer overflow. Use "1000ULL" instead of "1000"
> when utilizing it to avoid potential integer overflow issue.
>
> Link: https://scan5.scan.coverity.com/#/project-view/10074/10063?selectedIssue=1646759
> Signed-off-by: I Hsin Cheng <richard120310@...il.com>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@...glemail.com>


Thank you and best regards,
Martin