From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Date: Wed, 1 Jun 2016 20:36:26 +0000 (+0200)
Subject: cpufreq: Fix clamp_val() usage in cpufreq_driver_fast_switch()
X-Git-Tag: v4.7-rc2~10^2^2
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=b9af694802b40d50852f1949ec94d4dcc43d7355;p=linux.git

cpufreq: Fix clamp_val() usage in cpufreq_driver_fast_switch()

The return value of clamp_val() has to be stored actually.

Fixes: b7898fda5bc7 (cpufreq: Support for fast frequency switching)
Reported-by: Steve Muckle <steve.muckle@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
---

diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 36bc11a106aa..9009295f5134 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1832,7 +1832,7 @@ EXPORT_SYMBOL(cpufreq_unregister_notifier);
 unsigned int cpufreq_driver_fast_switch(struct cpufreq_policy *policy,
 					unsigned int target_freq)
 {
-	clamp_val(target_freq, policy->min, policy->max);
+	target_freq = clamp_val(target_freq, policy->min, policy->max);
 
 	return cpufreq_driver->fast_switch(policy, target_freq);
 }