block: let elv_register() return void

elv_register() always returns 0, and there isn't anything it does where
it should return an error (the only error condition is so grave that
it's handled with a BUG_ON).

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/block/elevator.c b/block/elevator.c
index 446aea2a3cfb..e452deb80395 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -960,7 +960,7 @@ void elv_unregister_queue(struct request_queue *q)
                 __elv_unregister_queue(q->elevator);
 }
 
-int elv_register(struct elevator_type *e)
+void elv_register(struct elevator_type *e)
 {
         char *def = "";
 
@@ -975,7 +975,6 @@ int elv_register(struct elevator_type *e)
                                 def = " (default)";
 
         printk(KERN_INFO "io scheduler %s registered%s\n", e->elevator_name, def);
-        return 0;
 }
 EXPORT_SYMBOL_GPL(elv_register);