linux-kernel - Re: [PATCH v3 24/24] video: fbdev-MMP: Remove call to memset after dma_alloc

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20190715104049.GC20839@arch-x1c3>
Date:   Mon, 15 Jul 2019 11:40:49 +0100
From:   Emil Velikov <emil.l.velikov@...il.com>
To:     Fuqian Huang <huangfq.daxian@...il.com>
Cc:     linux-fbdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Subject: Re: [PATCH v3 24/24] video: fbdev-MMP: Remove call to memset after
 dma_alloc_coherent

On 2019/07/15, Fuqian Huang wrote:
> In commit 518a2f1925c3
> ("dma-mapping: zero memory returned from dma_alloc_*"),
> dma_alloc_coherent has already zeroed the memory.
> So memset is not needed.
> 
> Signed-off-by: Fuqian Huang <huangfq.daxian@...il.com>
> ---
> Changes in v3:
>   - Use actual commit rather than the merge commit in the commit message
> 
>  drivers/video/fbdev/mmp/fb/mmpfb.c | 1 -
>  1 file changed, 1 deletion(-)
> 

Reviewed-by: Emil Velikov <emil.velikov@...labora.com>

-Emil