linux-kernel - [PATCH 3/3] cpufreq: use cpumask_test_and_clear

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Date:	Thu, 23 Jul 2015 13:43:20 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Rafael Wysocki <rjw@...ysocki.net>
Cc:	linaro-kernel@...ts.linaro.org, linux-pm@...r.kernel.org,
	linux@....linux.org.uk, Viresh Kumar <viresh.kumar@...aro.org>,
	linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 3/3] cpufreq: use cpumask_test_and_clear_cpu() instead of separate routines

We need to clear cpumask only if the relevant cpu is set and we could
have used cpumask_test_and_clear_cpu() and set instead.

Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
---
 drivers/cpufreq/cpufreq.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index d01cad993fa7..b223c9c5296b 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1498,10 +1498,9 @@ static int cpufreq_remove_dev(struct device *dev, struct subsys_interface *sif)
 	}
 
 	/* sysfs links are removed only on subsys callback */
-	if (cpumask_test_cpu(cpu, policy->linked_cpus)) {
+	if (cpumask_test_and_clear_cpu(cpu, policy->linked_cpus)) {
 		dev_dbg(dev, "%s: Removing symlink for CPU: %u\n", __func__,
 			cpu);
-		cpumask_clear_cpu(cpu, policy->linked_cpus);
 		sysfs_remove_link(&dev->kobj, "cpufreq");
 		return 0;
 	}
-- 
2.4.0

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