linux-kernel - Re: mfd: macsmc: Initialize mutex

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Message-ID: <20251008135739.GX8757@google.com>
Date: Wed, 8 Oct 2025 14:57:39 +0100
From: Lee Jones <lee@...nel.org>
To: Markus Elfring <Markus.Elfring@....de>
Cc: Janne Grunau <j@...nau.net>, asahi@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	LKML <linux-kernel@...r.kernel.org>, Neal Gompa <neal@...pa.dev>,
	Sven Peter <sven@...nel.org>
Subject: Re: mfd: macsmc: Initialize mutex

On Wed, 01 Oct 2025, Markus Elfring wrote:

> >>>>> Struct apple_smc's mutex was not initialized before use. Surprisingly
> >>>>> this only resulted in occasional NULL pointer dereferences in
> >>>>> apple_smc_read() calls from the probe() functions of sub devices.
> …> However, you must also provide your own context.
> 
> Do you try to support the creation of improved change descriptions?

Not to -pedantic levels, no.

-- 
Lee Jones [李琼斯]