netdev - Re: [PATCH v2] net: usb: fix possible use-after-free in smsc75xx

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Date:   Wed, 16 Jun 2021 19:40:03 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Dongliang Mu <mudongliangabcd@...il.com>
Cc:     steve.glendinning@...well.net, davem@...emloft.net,
        kuba@...nel.org, paskripkin@...il.com, netdev@...r.kernel.org,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] net: usb: fix possible use-after-free in smsc75xx_bind

Hello:

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

On Wed, 16 Jun 2021 10:48:33 +0800 you wrote:
> The commit 46a8b29c6306 ("net: usb: fix memory leak in smsc75xx_bind")
> fails to clean up the work scheduled in smsc75xx_reset->
> smsc75xx_set_multicast, which leads to use-after-free if the work is
> scheduled to start after the deallocation. In addition, this patch
> also removes a dangling pointer - dev->data[0].
> 
> This patch calls cancel_work_sync to cancel the scheduled work and set
> the dangling pointer to NULL.
> 
> [...]

Here is the summary with links:
  - [v2] net: usb: fix possible use-after-free in smsc75xx_bind
    https://git.kernel.org/netdev/net/c/56b786d86694

You are awesome, thank you!
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