thermal/cpu_cooling: quit early after updating policy

If a valid cpufreq_dev is found for policy->cpu, we should update the
policy and quit the for loop. There is no need to keep traversing the
list of cpufreq_dev's.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>

drivers/thermal/cpu_cooling.c

@@ -235,6 +235,7 @@ static int cpufreq_thermal_notifier(struct notifier_block *nb,
 			if (policy->max != max_freq)
 				cpufreq_verify_within_limits(policy, 0,
 							     max_freq);
+			break;
 		}
 		mutex_unlock(&cooling_list_lock);
 		break;