linux-kernel - Re: [PATCH] net: ethernet: cavium: use div64_u64() instead of do

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: <164441341163.22778.9220881439999777663.git-patchwork-notify@kernel.org>
Date:   Wed, 09 Feb 2022 13:30:11 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Qing Wang <wangqing@...o.com>
Cc:     dchickles@...vell.com, sburla@...vell.com, fmanlunas@...vell.com,
        davem@...emloft.net, kuba@...nel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: ethernet: cavium: use div64_u64() instead of do_div()

Hello:

This patch was applied to netdev/net-next.git (master)
by David S. Miller <davem@...emloft.net>:

On Wed,  9 Feb 2022 00:39:19 -0800 you wrote:
> From: Wang Qing <wangqing@...o.com>
> 
> do_div() does a 64-by-32 division.
> When the divisor is u64, do_div() truncates it to 32 bits, this means it
> can test non-zero and be truncated to zero for division.
> 
> fix do_div.cocci warning:
> do_div() does a 64-by-32 division, please consider using div64_u64 instead.
> 
> [...]

Here is the summary with links:
  - net: ethernet: cavium: use div64_u64() instead of do_div()
    https://git.kernel.org/netdev/net-next/c/038fcdaf0470

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html