linux-kernel - Re: [PATCH] net: ethernet: mtk_eth_soc: Reuse value using READ

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Date: Thu, 04 Apr 2024 13:50:27 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: linke li <lilinke99@...com>
Cc: xujianhao01@...il.com, nbd@....name, sean.wang@...iatek.com,
 Mark-MC.Lee@...iatek.com, lorenzo@...nel.org, davem@...emloft.net,
 edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
 matthias.bgg@...il.com, angelogioacchino.delregno@...labora.com,
 netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH] net: ethernet: mtk_eth_soc: Reuse value using READ_ONCE
 instead of re-rereading it

Hello:

This patch was applied to netdev/net-next.git (main)
by Paolo Abeni <pabeni@...hat.com>:

On Wed,  3 Apr 2024 10:54:00 +0800 you wrote:
> In mtk_flow_entry_update_l2, the hwe->ib1 is read using READ_ONCE at the
> beginning of the function, checked, and then re-read from hwe->ib1,
> may void all guarantees of the checks. Reuse the value that was read by
> READ_ONCE to ensure the consistency of the ib1 throughout the function.
> 
> Signed-off-by: linke li <lilinke99@...com>
> 
> [...]

Here is the summary with links:
  - net: ethernet: mtk_eth_soc: Reuse value using READ_ONCE instead of re-rereading it
    https://git.kernel.org/netdev/net-next/c/04172043bd21

You are awesome, thank you!
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