diff --git a/study/kernel/07-sync/00-code/01-atomic/hello.c b/study/kernel/07-sync/00-code/01-atomic/hello.c
index f2fb4f4..5a480b4 100644
--- a/study/kernel/07-sync/00-code/01-atomic/hello.c
+++ b/study/kernel/07-sync/00-code/01-atomic/hello.c
@@ -15,6 +15,7 @@ MODULE_DESCRIPTION("test atomic_t");
 
 atomic_t count = ATOMIC_INIT(1);
 
+
 static int hello_init(void)
 {
     printk("init : %d\n", atomic_read(count));