linux-kernel - Re: [PATCH v3] ethtool: avoiding integer overflow in ethtool_phys

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Date:   Thu, 24 Nov 2022 04:20:16 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Maxim Korotkov <korotkov.maxim.s@...il.com>
Cc:     davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com, huangguangbin2@...wei.com, andrew@...n.ch,
        alexandr.lobakin@...el.com, jacob.e.keller@...el.com,
        trix@...hat.com, marco@...eim.net, ecree@...arflare.com,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        lvc-project@...uxtesting.org
Subject: Re: [PATCH v3] ethtool: avoiding integer overflow in ethtool_phys_id()

Hello:

This patch was applied to netdev/net-next.git (master)
by Jakub Kicinski <kuba@...nel.org>:

On Tue, 22 Nov 2022 15:29:01 +0300 you wrote:
> The value of an arithmetic expression "n * id.data" is subject
> to possible overflow due to a failure to cast operands to a larger data
> type before performing arithmetic. Used macro for multiplication instead
> operator for avoiding overflow.
> 
> Found by Linux Verification Center (linuxtesting.org) with SVACE.
> 
> [...]

Here is the summary with links:
  - [v3] ethtool: avoiding integer overflow in ethtool_phys_id()
    https://git.kernel.org/netdev/net-next/c/64a8f8f7127d

You are awesome, thank you!
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