iosched: remove redundant sprintf

After the anticipatory scheduler was dropped, there was no need to
special-case the request_module string. As such, drop the redundant
sprintf and stack variable.

Signed-off-by: Kees Cook <kees.cook@canonical.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>

diff --git a/block/elevator.c b/block/elevator.c
index 6f6abc0..3cd0d8c 100644 (file)
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -155,13 +155,8 @@ static struct elevator_type *elevator_get(const char *name)
 
        e = elevator_find(name);
        if (!e) {
-               char elv[ELV_NAME_MAX + strlen("-iosched")];
-
                spin_unlock(&elv_list_lock);
-
-               snprintf(elv, sizeof(elv), "%s-iosched", name);
-
-               request_module("%s", elv);
+               request_module("%s-iosched", name);
                spin_lock(&elv_list_lock);
                e = elevator_find(name);
        }