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From: Markus Elfring <Markus.Elfring@web.de>
To: Charles Han <hanchunchao@inspur.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
	linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	Alyssa Rosenzweig <alyssa@rosenzweig.io>,
	Hector Martin <marcan@marcan.st>, Marc Zyngier <maz@kernel.org>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Sven Peter <sven@svenpeter.dev>,
	Viresh Kumar <viresh.kumar@linaro.org>
Subject: Re: [v2] cpufreq: apple-soc: Prevent null pointer dereference in apple_soc_cpufreq_get_rate()
Date: Mon, 30 Dec 2024 13:12:17 +0100	[thread overview]
Message-ID: <4468a196-ad5c-420e-aad3-becbd64279d2@web.de> (raw)
In-Reply-To: <20241230091053.247719-1-hanchunchao@inspur.com>

> cpufreq_cpu_get_raw() may return NULL if the cpu is not in
> policy->cpus cpu mask and it will cause null pointer dereference.
> Prevent null pointer dereference in apple_soc_cpufreq_get_rate().
> ---
>  drivers/cpufreq/apple-soc-cpufreq.c | 3 +++
>  1 file changed, 3 insertions(+)
It can be helpful to provide a corresponding patch version description.
https://lore.kernel.org/all/?q=%22This+looks+like+a+new+version+of+a+previously+submitted+patch%22
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v6.13-rc5#n310

Regards,
Markus

      reply	other threads:[~2024-12-30 12:12 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-12-30  9:10 [PATCH v2] " Charles Han
2024-12-30 12:12 ` Markus Elfring [this message]

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