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CPUFREQ: Remove cpufreq_stats sysfs entries on module unload.

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commit 13f067537f upstream.

cpufreq_stats leaves behind its sysfs entries, which causes a panic
when something stumbled across them.
(Discovered by unloading cpufreq_stats while powertop was loaded).

Signed-off-by: Dave Jones <davej@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Dave Jones 2011-06-12 16:35:28 -04:00 committed by Greg Kroah-Hartman
parent e9a60e21d7
commit 21dfd57873
1 changed files with 1 additions and 0 deletions
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drivers/cpufreq/cpufreq_stats.c
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@ -387,6 +387,7 @@ static void __exit cpufreq_stats_exit(void)
unregister_hotcpu_notifier(&cpufreq_stat_cpu_notifier);
for_each_online_cpu(cpu) {
cpufreq_stats_free_table(cpu);
cpufreq_stats_free_sysfs(cpu);
}
}