Re: [PATCH -next] block: fix memory leak for elevator on add_disk failure

From: Ming Lei
Date: Thu Oct 20 2022 - 23:48:00 EST


On Fri, Oct 21, 2022 at 11:39:50AM +0800, Yu Kuai wrote:
> From: Yu Kuai <yukuai3@xxxxxxxxxx>
>
> The default elevator is allocated in the begining of device_add_disk(),
> however, it's not freed in the following error path.
>
> Fixes: 737eb78e82d5 ("block: Delay default elevator initialization")

Originally elevator can be teardown in disk release, or queue release
earlier time, so the fixes tag should be:

Fixes: 50e34d78815e ("block: disable the elevator int del_gendisk")


Thanks,
Ming