linux-kernel - Re: [PATCH 0/4] lockd refcount conversions

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Date:   Wed, 29 Nov 2017 17:23:41 -0500
From:   "J. Bruce Fields" <bfields@...ldses.org>
To:     Elena Reshetova <elena.reshetova@...el.com>
Cc:     linux-nfs@...r.kernel.org, linux-kernel@...r.kernel.org,
        jlayton@...nel.org, trond.myklebust@...marydata.com,
        anna.schumaker@...app.com, peterz@...radead.org,
        keescook@...omium.org
Subject: Re: [PATCH 0/4] lockd refcount conversions

Thanks, applying all four for 4.16.--b.

On Wed, Nov 29, 2017 at 01:15:42PM +0200, Elena Reshetova wrote:
> This series, for lockd component, replaces atomic_t reference
> counters with the new refcount_t type and API (see include/linux/refcount.h).
> By doing this we prevent intentional or accidental
> underflows or overflows that can led to use-after-free vulnerabilities.
> 
> The patches are fully independent and can be cherry-picked separately.
> If there are no objections to the patches, please merge them via respective tree.
> 
> Elena Reshetova (4):
>   lockd: convert nlm_host.h_count from atomic_t to refcount_t
>   lockd: convert nsm_handle.sm_count from atomic_t to refcount_t
>   lockd: convert nlm_lockowner.count from atomic_t to refcount_t
>   lockd: convert nlm_rqst.a_count from atomic_t to refcount_t
> 
>  fs/lockd/clntproc.c         | 14 +++++++-------
>  fs/lockd/host.c             | 16 ++++++++--------
>  fs/lockd/mon.c              | 14 +++++++-------
>  fs/lockd/svcproc.c          |  2 +-
>  include/linux/lockd/lockd.h |  9 +++++----
>  5 files changed, 28 insertions(+), 27 deletions(-)
> 
> -- 
> 2.7.4