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authorTu, Xiaobing <xiaobing.tu@intel.com>2012-10-23 01:03:00 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2012-10-23 01:03:00 +0200
commite37736777254ce1abc85493a5cacbefe5983b896 (patch)
treeba7bd9509dc9c771a90460d3416b1adef67cb72f /drivers/cpufreq
parente4df1cbcc1f329e53a1fff7450b2229e0addff20 (diff)
Fix memory leak in cpufreq stats.
When system enters sleep, non-boot CPUs will be disabled. Cpufreq stats sysfs is created when the CPU is up, but it is not freed when the CPU is going down. This will cause memory leak. Signed-off-by: xiaobing tu <xiaobing.tu@intel.com> Signed-off-by: guifang tang <guifang.tang@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpufreq')
-rw-r--r--drivers/cpufreq/cpufreq_stats.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
index b40ee1403be..399831690fe 100644
--- a/drivers/cpufreq/cpufreq_stats.c
+++ b/drivers/cpufreq/cpufreq_stats.c
@@ -328,6 +328,7 @@ static int __cpuinit cpufreq_stat_cpu_callback(struct notifier_block *nfb,
cpufreq_update_policy(cpu);
break;
case CPU_DOWN_PREPARE:
+ case CPU_DOWN_PREPARE_FROZEN:
cpufreq_stats_free_sysfs(cpu);
break;
case CPU_DEAD: