netdev - Re: [PATCH net] net: hsr: avoid possible NULL deref in skb

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Message-Id: <166614661887.8072.13155281035587226747.git-patchwork-notify@kernel.org>
Date:   Wed, 19 Oct 2022 02:30:18 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Eric Dumazet <edumazet@...gle.com>
Cc:     davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
        ennoerlangen@...il.com, claudiajkang@...il.com,
        george.mccollister@...il.com, netdev@...r.kernel.org,
        eric.dumazet@...il.com, syzkaller@...glegroups.com
Subject: Re: [PATCH net] net: hsr: avoid possible NULL deref in skb_clone()

Hello:

This patch was applied to netdev/net.git (master)
by Jakub Kicinski <kuba@...nel.org>:

On Mon, 17 Oct 2022 16:59:28 +0000 you wrote:
> syzbot got a crash [1] in skb_clone(), caused by a bug
> in hsr_get_untagged_frame().
> 
> When/if create_stripped_skb_hsr() returns NULL, we must
> not attempt to call skb_clone().
> 
> While we are at it, replace a WARN_ONCE() by netdev_warn_once().
> 
> [...]

Here is the summary with links:
  - [net] net: hsr: avoid possible NULL deref in skb_clone()
    https://git.kernel.org/netdev/net/c/d8b57135fd9f

You are awesome, thank you!
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