diff --git a/kernel/cpu.c b/kernel/cpu.c
index 563f13609470..cf915b86a5fb 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -470,7 +470,7 @@ out:
 	cpu_maps_update_done();
 }
 
-static int alloc_frozen_cpus(void)
+static int __init alloc_frozen_cpus(void)
 {
 	if (!alloc_cpumask_var(&frozen_cpus, GFP_KERNEL|__GFP_ZERO))
 		return -ENOMEM;
@@ -543,7 +543,7 @@ cpu_hotplug_pm_callback(struct notifier_block *nb,
 }
 
 
-int cpu_hotplug_pm_sync_init(void)
+static int __init cpu_hotplug_pm_sync_init(void)
 {
 	pm_notifier(cpu_hotplug_pm_callback, 0);
 	return 0;
diff --git a/kernel/kmod.c b/kernel/kmod.c
index a4bea97c75b6..2142687094d3 100644
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -34,8 +34,6 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/resource.h>
-#include <linux/notifier.h>
-#include <linux/suspend.h>
 #include <asm/uaccess.h>
 
 #include <trace/events/module.h>
@@ -282,14 +280,14 @@ static int usermodehelper_disabled = 1;
 static atomic_t running_helpers = ATOMIC_INIT(0);
 
 /*
- * Wait queue head used by usermodehelper_pm_callback() to wait for all running
+ * Wait queue head used by usermodehelper_disable() to wait for all running
  * helpers to finish.
  */
 static DECLARE_WAIT_QUEUE_HEAD(running_helpers_waitq);
 
 /*
  * Time to wait for running_helpers to become zero before the setting of
- * usermodehelper_disabled in usermodehelper_pm_callback() fails
+ * usermodehelper_disabled in usermodehelper_disable() fails
  */
 #define RUNNING_HELPERS_TIMEOUT	(5 * HZ)