linux-kernel - Re: [PATCH] hwmon: (ltc4282) remove the use of dev_err

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Message-ID: <4885ab8c-5e15-4f48-855b-ac9a6f4564a2@roeck-us.net>
Date: Wed, 27 Aug 2025 08:54:20 -0700
From: Guenter Roeck <linux@...ck-us.net>
To: Liao Yuanhong <liaoyuanhong@...o.com>
Cc: Nuno Sa <nuno.sa@...log.com>, Jean Delvare <jdelvare@...e.com>,
	"open list:LTC4282 HARDWARE MONITOR DRIVER" <linux-hwmon@...r.kernel.org>,
	open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] hwmon: (ltc4282) remove the use of dev_err_probe()

On Wed, Aug 20, 2025 at 09:15:08PM +0800, Liao Yuanhong wrote:
> Logging messages that show some type of "out of memory" error are generally
> unnecessary as there is a generic message and a stack dump done by the
> memory subsystem. These messages generally increase kernel size without
> much added value[1].
> 
> The dev_err_probe() doesn't do anything when error is '-ENOMEM'. Therefore,
> remove the useless call to dev_err_probe(), and just return the value
> instead.
> 
> [1]: https://lore.kernel.org/lkml/1402419340.30479.18.camel@joe-AO725/
> 
> Signed-off-by: Liao Yuanhong <liaoyuanhong@...o.com>

Applied.

Guenter