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

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Message-ID: <CAFBinCDmHhF7=-dutXT6RE9hVzfN3akLicGkQKw=Arm8bq2NKQ@mail.gmail.com>
Date: Fri, 9 May 2025 20:27:47 +0200
From: Martin Blumenstingl <martin.blumenstingl@...glemail.com>
To: Neil Armstrong <neil.armstrong@...aro.org>
Cc: I Hsin Cheng <richard120310@...il.com>, 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 Fri, May 9, 2025 at 5:35 PM <neil.armstrong@...aro.org> wrote:
>
> On 05/05/2025 20:43, I Hsin Cheng 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>
>
> Could you add a Fixes tag ?
Fixes: 1017560164b6 ("drm/meson: use unsigned long long / Hz for
frequency types")

Neil, can you add this while applying or do we need a v3?


Best regards,
Martin