netdev - Re: [PATCH -next] mISDN: fix possible use-after-free in HFC

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Message-Id: <162077521009.13970.2587870888353575789.git-patchwork-notify@kernel.org>
Date:   Tue, 11 May 2021 23:20:10 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Zou Wei <zou_wei@...wei.com>
Cc:     isdn@...ux-pingi.de, davem@...emloft.net, gustavoars@...nel.org,
        christophe.jaillet@...adoo.fr, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH -next] mISDN: fix possible use-after-free in HFC_cleanup()

Hello:

This patch was applied to netdev/net-next.git (refs/heads/master):

On Tue, 11 May 2021 14:58:53 +0800 you wrote:
> This module's remove path calls del_timer(). However, that function
> does not wait until the timer handler finishes. This means that the
> timer handler may still be running after the driver's remove function
> has finished, which would result in a use-after-free.
> 
> Fix by calling del_timer_sync(), which makes sure the timer handler
> has finished, and unable to re-schedule itself.
> 
> [...]

Here is the summary with links:
  - [-next] mISDN: fix possible use-after-free in HFC_cleanup()
    https://git.kernel.org/netdev/net-next/c/009fc857c5f6

You are awesome, thank you!
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