fixed path to moved file in include/linux/device.h

Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/include/linux/device.h b/include/linux/device.h
index 5b595fd..10c1693 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -399,7 +399,7 @@
 extern void put_device(struct device * dev);
 
 
-/* drivers/base/power.c */
+/* drivers/base/power/shutdown.c */
 extern void device_shutdown(void);