linux-kernel - Re: [PATCH v1 02/19] infiniband/mthca: Fix dma_map

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Message-ID: <202208191518.A550DF53BC@keescook>
Date:   Fri, 19 Aug 2022 15:19:01 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Jack Wang <jinpu.wang@...os.com>
Cc:     linux-kernel@...r.kernel.org, Jason Gunthorpe <jgg@...pe.ca>,
        Leon Romanovsky <leon@...nel.org>,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        Håkon Bugge <haakon.bugge@...cle.com>,
        linux-rdma@...r.kernel.org
Subject: Re: [PATCH v1 02/19] infiniband/mthca: Fix dma_map_sg error check

On Fri, Aug 19, 2022 at 08:07:44AM +0200, Jack Wang wrote:
> dma_map_sg return 0 on error, in case of error set
> EIO as return code.
> 
> Cc: Jason Gunthorpe <jgg@...pe.ca>
> Cc: Leon Romanovsky <leon@...nel.org>
> Cc: Christophe JAILLET <christophe.jaillet@...adoo.fr>
> Cc: Kees Cook <keescook@...omium.org>
> Cc: "Håkon Bugge" <haakon.bugge@...cle.com>
> Cc: linux-rdma@...r.kernel.org
> Cc: linux-kernel@...r.kernel.org
> Signed-off-by: Jack Wang <jinpu.wang@...os.com>

Reviewed-by: Kees Cook <keescook@...omium.org>

-- 
Kees Cook