linux-kernel - Re: [5/7] cpufreq/pasemi: Checking implementation of pas_cpufreq_cpu

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Message-ID: <c0c9c429-a09f-41ba-611d-123b64e410c8@web.de>
Date:   Wed, 3 Apr 2019 16:23:54 +0200
From:   Markus Elfring <Markus.Elfring@....de>
To:     Wen Yang <wen.yang99@....com.cn>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        kernel-janitors@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, Yi Wang <wang.yi59@....com.cn>
Subject: Re: [5/7] cpufreq/pasemi: Checking implementation of
 pas_cpufreq_cpu_init()

> @@ -146,6 +146,7 @@  static int pas_cpufreq_cpu_init(struct cpufreq_policy *policy)
>
>  	cpu = of_get_cpu_node(policy->cpu, NULL);
>
> +	of_node_put(cpu);
>  	if (!cpu)
>  		goto out;

Can the statement “return -ENODEV” be nicer as exception handling
in the if branch of this source code place?
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/tree/drivers/cpufreq/pasemi-cpufreq.c?id=bf97b82f37c6d90e16de001d0659644c57fa490d#n137

Regards,
Markus