rbtree_test: add __init/__exit annotations

Signed-off-by: NDavidlohr Bueso <davidlohr.bueso@hp.com>
Reviewed-by: NMichel Lespinasse <walken@google.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

lib/rbtree_test.c

@@ -149,7 +149,7 @@ static void check_augmented(int nr_nodes)
 	}
 }
 
-static int rbtree_test_init(void)
+static int __init rbtree_test_init(void)
 {
 	int i, j;
 	cycles_t time1, time2, time;
@@ -222,7 +222,7 @@ static int rbtree_test_init(void)
 	return -EAGAIN; /* Fail will directly unload the module */
 }
 
-static void rbtree_test_exit(void)
+static void __exit rbtree_test_exit(void)
 {
 	printk(KERN_ALERT "test exit\n");
 }