From: sashiko-bot@kernel.org
To: "Zhu Jun" <zhujun2@cmss.chinamobile.com>
Cc: linux-hwmon@vger.kernel.org
Subject: Re: [PATCH] hwmon: (nct6775) Clamp voltage limits before narrowing and scaling
Date: Mon, 09 Nov 2026 20:00:40 +0000 [thread overview]
Message-ID: <sashiko-outbox-205521@kernel.org> (raw)
In-Reply-To: <20261109092533.5146-1-zhujun2@cmss.chinamobile.com>
> From: zhujun <zhujun2@cmss.chinamobile.com>
>
> store_in_reg() parses an unsigned long, but in_to_reg() takes a u32 and
> multiplies it by 100 before clamping. Large limits can therefore wrap to
> a low register value. For example, 4294967296 mV becomes zero on a
> 64-bit system.
>
> Keep the input as an unsigned long and bound it to the register range
> before scaling.
>
> Fixes: 9de2e2e84e7d ("hwmon: Driver for Nuvoton NCT6775F, NCT6776F, and NCT6779D")
Sashiko has reviewed this patch and found no issues.
--
Sashiko AI review · https://sashiko.dev/#/patchset/20261109092533.5146-1-zhujun2@cmss.chinamobile.com?part=1
next prev parent reply other threads:[~2026-11-09 20:00 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-09 9:25 [PATCH] hwmon: (nct6775) Clamp voltage limits before narrowing and scaling Zhu Jun
2026-11-09 20:00 ` sashiko-bot [this message]
-- strict thread matches above, loose matches on Subject: below --
2026-11-11 2:39 Zhu Jun
2026-11-11 2:58 ` sashiko-bot
2026-11-11 2:45 Zhu Jun
2026-11-11 3:03 ` sashiko-bot
2026-11-11 3:36 Zhu Jun
2026-11-11 3:40 ` sashiko-bot
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