From: Yu Kuai <yukuai3@xxxxxxxxxx> "elevator_queue *e" is already declared and initialized in the beginning of elv_unregister_queue(). Signed-off-by: Yu Kuai <yukuai3@xxxxxxxxxx> Reviewed-by: Christoph Hellwig <hch@xxxxxx> Reviewed-by: Eric Biggers <ebiggers@xxxxxxxxxx> --- block/elevator.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/block/elevator.c b/block/elevator.c index bd71f0fc4e4b..20e70fd3f77f 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -524,8 +524,6 @@ void elv_unregister_queue(struct request_queue *q) lockdep_assert_held(&q->sysfs_lock); if (e && e->registered) { - struct elevator_queue *e = q->elevator; - kobject_uevent(&e->kobj, KOBJ_REMOVE); kobject_del(&e->kobj); -- 2.31.1