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Commit 0a9c8a31 authored by Junjie Wu's avatar Junjie Wu
Browse files

PM / devfreq: Fix error handling in governor_cpufreq 



put_online_cpus() is not called if an error occurs during cpufreq
notification registration. Fix the error path by calling it properly.

Change-Id: Ia2e6b2debb2db4b39f8fcfcd1ee873538b44d405
Signed-off-by: default avatarJunjie Wu <junjiew@codeaurora.org>
parent 07c7432a

drivers/devfreq/governor_cpufreq.c

+3 −3
Original line number Diff line number Diff line
@@ -242,7 +242,7 @@ static int register_cpufreq(void) 
	mutex_lock(&state_lock);



	if (cpufreq_cnt)

		goto out;

		goto cnt_not_zero;



	get_online_cpus();

	ret = cpufreq_register_notifier(&cpufreq_policy_nb,
@@ -265,9 +265,9 @@ static int register_cpufreq(void) 
			cpufreq_cpu_put(policy);

		}

	}

	put_online_cpus();



out:

	put_online_cpus();

cnt_not_zero:

	if (!ret)

		cpufreq_cnt++;

	mutex_unlock(&state_lock);