inform-reboot: Support unload module with exit function

Without exit function, reboot notifier is not unregistered,
so unloading is failed with busy error. Add exit function
unregistering reboot notifier to support unload.

Change-Id: Id2fb51f7b6635d0a2bee11ed7ef1bfa96c46ac5c
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>

diff --git a/kernel/inform-reboot.c b/kernel/inform-reboot.c
index c33030149c7046257c8bdf1ce6018d4f1229885f..2f96bac85f0c2a40e9e5db1dbfaed8f9754629f4 100644 (file)
--- a/kernel/inform-reboot.c
+++ b/kernel/inform-reboot.c
@@ -68,6 +68,12 @@ static int __init inform_reboot_init(void)
        return 0;
 }
 
+static void  inform_reboot_exit(void)
+{
+       unregister_reboot_notifier(&nb_inform_reboot_block);
+}
+
 subsys_initcall(inform_reboot_init);
+module_exit(inform_reboot_exit);
 
 MODULE_LICENSE("GPL");