1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c
index 84e62852e50a..ed87399bb02b 100644
--- a/drivers/cpuidle/sysfs.c
+++ b/drivers/cpuidle/sysfs.c
@@ -374,8 +374,8 @@ int cpuidle_add_state_sysfs(struct cpuidle_device *device)
                 kobj->state_usage = &device->states_usage[i];
                 init_completion(&kobj->kobj_unregister);
 
-                ret = kobject_init_and_add(&kobj->kobj, &ktype_state_cpuidle, &device->kobj,
-                                           "state%d", i);
+                ret = kobject_init_and_add(&kobj->kobj, &ktype_state_cpuidle,
+                                           &device->kobj, "state%d", i);
                 if (ret) {
                         kfree(kobj);
                         goto error_state;
@@ -413,6 +413,8 @@ int cpuidle_add_sysfs(struct cpuidle_device *dev)
         struct device *cpu_dev = get_cpu_device((unsigned long)dev->cpu);
         int error;
 
+        init_completion(&dev->kobj_unregister);
+
         error = kobject_init_and_add(&dev->kobj, &ktype_cpuidle, &cpu_dev->kobj,
                                      "cpuidle");
         if (!error)
@@ -427,4 +429,5 @@ int cpuidle_add_sysfs(struct cpuidle_device *dev)
 void cpuidle_remove_sysfs(struct cpuidle_device *dev)
 {
         kobject_put(&dev->kobj);
+        wait_for_completion(&dev->kobj_unregister);
 }