Re: [PATCH v3] blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd

[Tejun Heo <tj@xxxxxxxxxx>]

On Tue, Sep 14, 2021 at 12:26:05PM +0800, Li Jinlin wrote:
...
> Fix by garbbing the matching blkcg lock before trying to
> destroy blkg policy data.
> 
> Suggested-by: Tejun Heo <tj@xxxxxxxxxx>
> Signed-off-by: Li Jinlin <lijinlin3@xxxxxxxxxx>

Acked-by: Tejun Heo <tj@xxxxxxxxxx>

Thanks.

-- 
tejun