Kobject: convert drivers/* from kobject_unregister() to kobject_put()

There is no need for kobject_unregister() anymore, thanks to Kay's
kobject cleanup changes, so replace all instances of it with
kobject_put().


Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 9e102af..5efd555 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -913,7 +913,7 @@
 		cpufreq_cpu_data[j] = NULL;
 	spin_unlock_irqrestore(&cpufreq_driver_lock, flags);
 
-	kobject_unregister(&policy->kobj);
+	kobject_put(&policy->kobj);
 	wait_for_completion(&policy->kobj_unregister);
 
 err_out_driver_exit:
@@ -1030,8 +1030,6 @@
 
 	unlock_policy_rwsem_write(cpu);
 
-	kobject_unregister(&data->kobj);
-
 	kobject_put(&data->kobj);
 
 	/* we need to make sure that the underlying kobj is actually