linux-kernel - Re: [PATCH net v5] net/smc: Reset conn->lgr when link group registration fails

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Message-Id: <164147761013.14327.180691218581013319.git-patchwork-notify@kernel.org>
Date:   Thu, 06 Jan 2022 14:00:10 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Wen Gu <guwen@...ux.alibaba.com>
Cc:     kgraul@...ux.ibm.com, davem@...emloft.net, kuba@...nel.org,
        linux-s390@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net v5] net/smc: Reset conn->lgr when link group registration
 fails

Hello:

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

On Thu,  6 Jan 2022 20:42:08 +0800 you wrote:
> SMC connections might fail to be registered in a link group due to
> unable to find a usable link during its creation. As a result,
> smc_conn_create() will return a failure and most resources related
> to the connection won't be applied or initialized, such as
> conn->abort_work or conn->lnk.
> 
> If smc_conn_free() is invoked later, it will try to access the
> uninitialized resources related to the connection, thus causing
> a warning or crash.
> 
> [...]

Here is the summary with links:
  - [net,v5] net/smc: Reset conn->lgr when link group registration fails
    https://git.kernel.org/netdev/net/c/36595d8ad46d

You are awesome, thank you!
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