linux-kernel - Re: [PATCH] padata: Convert from atomic_t to refcount_t on parallel

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Message-ID: <20210730031047.GD12121@gondor.apana.org.au>
Date:   Fri, 30 Jul 2021 11:10:47 +0800
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Daniel Jordan <daniel.m.jordan@...cle.com>
Cc:     Steffen Klassert <steffen.klassert@...unet.com>,
        Xiyu Yang <xiyuyang19@...an.edu.cn>, yuanxzhang@...an.edu.cn,
        Xin Tan <tanxin.ctf@...il.com>, linux-crypto@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] padata: Convert from atomic_t to refcount_t on
 parallel_data->refcnt

On Tue, Jul 20, 2021 at 11:05:11AM -0400, Daniel Jordan wrote:
> From: Xiyu Yang <xiyuyang19@...an.edu.cn>
> 
> refcount_t type and corresponding API can protect refcounters from
> accidental underflow and overflow and further use-after-free situations.
> 
> Signed-off-by: Xiyu Yang <xiyuyang19@...an.edu.cn>
> Signed-off-by: Xin Tan <tanxin.ctf@...il.com>
> Acked-by: Daniel Jordan <daniel.m.jordan@...cle.com>
> ---
> 
> This seems not to have made it to the lists even though they were
> originally cc'd.  Reposting.
> 
>  include/linux/padata.h | 3 ++-
>  kernel/padata.c        | 8 ++++----
>  2 files changed, 6 insertions(+), 5 deletions(-)

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt