From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Subject: [PATCH] cpufreq-dt: Delete an unnecessary check before the function call "cpufreq_cooling_unregister" Date: Tue, 03 Feb 2015 19:25:39 +0100 Message-ID: <54D112A3.1050507@users.sourceforge.net> References: <5307CAA2.8060406@users.sourceforge.net> <530A086E.8010901@users.sourceforge.net> <530A72AA.3000601@users.sourceforge.net> <530B5FB6.6010207@users.sourceforge.net> <530C5E18.1020800@users.sourceforge.net> <530CD2C4.4050903@users.sourceforge.net> <530CF8FF.8080600@users.sourceforge.net> <530DD06F.4090703@users.sourceforge.net> <5317A59D.4@users.so urceforge.net> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Return-path: Received: from mout.web.de ([212.227.15.14]:61533 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S966062AbbBCSZp (ORCPT ); Tue, 3 Feb 2015 13:25:45 -0500 In-Reply-To: <5317A59D.4@users.sourceforge.net> Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: "Rafael J. Wysocki" , Viresh Kumar , linux-pm@vger.kernel.org Cc: LKML , kernel-janitors@vger.kernel.org, Julia Lawall From: Markus Elfring Date: Tue, 3 Feb 2015 19:21:21 +0100 The cpufreq_cooling_unregister() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring --- drivers/cpufreq/cpufreq-dt.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/cpufreq/cpufreq-dt.c b/drivers/cpufreq/cpufreq-dt.c index fde97d6..bab67db 100644 --- a/drivers/cpufreq/cpufreq-dt.c +++ b/drivers/cpufreq/cpufreq-dt.c @@ -320,8 +320,7 @@ static int cpufreq_exit(struct cpufreq_policy *policy) { struct private_data *priv = policy->driver_data; - if (priv->cdev) - cpufreq_cooling_unregister(priv->cdev); + cpufreq_cooling_unregister(priv->cdev); dev_pm_opp_free_cpufreq_table(priv->cpu_dev, &policy->freq_table); of_free_opp_table(priv->cpu_dev); clk_put(policy->clk); -- 2.2.2