linux-kernel - Re: [PATCH net v5] net/smc: Fix possible access to freed memory in link clear

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Message-Id: <166256341452.32760.12403709624294959610.git-patchwork-notify@kernel.org>
Date:   Wed, 07 Sep 2022 15:10:14 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     None <liuyacan@...p.netease.com>
Cc:     wenjia@...ux.ibm.com, davem@...emloft.net, edumazet@...gle.com,
        kgraul@...ux.ibm.com, kuba@...nel.org, tonylu@...ux.alibaba.com,
        linux-kernel@...r.kernel.org, linux-s390@...r.kernel.org,
        netdev@...r.kernel.org, pabeni@...hat.com,
        ubraun@...ux.vnet.ibm.com, wintera@...ux.ibm.com
Subject: Re: [PATCH net v5] net/smc: Fix possible access to freed memory in link
 clear

Hello:

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

On Tue,  6 Sep 2022 21:01:39 +0800 you wrote:
> From: Yacan Liu <liuyacan@...p.netease.com>
> 
> After modifying the QP to the Error state, all RX WR would be completed
> with WC in IB_WC_WR_FLUSH_ERR status. Current implementation does not
> wait for it is done, but destroy the QP and free the link group directly.
> So there is a risk that accessing the freed memory in tasklet context.
> 
> [...]

Here is the summary with links:
  - [net,v5] net/smc: Fix possible access to freed memory in link clear
    https://git.kernel.org/netdev/net/c/e9b1a4f867ae

You are awesome, thank you!
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