linux-kernel - Re: [PATCH net] net: hsr: prevent NULL pointer dereference in hsr_proxy

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Message-Id: 
 <172609683325.1105624.272226281168764129.git-patchwork-notify@kernel.org>
Date: Wed, 11 Sep 2024 23:20:33 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Jeongjun Park <aha310510@...il.com>
Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
 pabeni@...hat.com, horms@...nel.org, lukma@...x.de, ricardo@...liere.net,
 m-karicheri2@...com, n.zhandarovich@...tech.ru, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org,
 syzbot+02a42d9b1bd395cbcab4@...kaller.appspotmail.com
Subject: Re: [PATCH net] net: hsr: prevent NULL pointer dereference in
 hsr_proxy_announce()

Hello:

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

On Sun,  8 Sep 2024 04:03:41 +0900 you wrote:
> In the function hsr_proxy_annouance() added in the previous commit
> 5f703ce5c981 ("net: hsr: Send supervisory frames to HSR network
> with ProxyNodeTable data"), the return value of the hsr_port_get_hsr()
> function is not checked to be a NULL pointer, which causes a NULL
> pointer dereference.
> 
> To solve this, we need to add code to check whether the return value
> of hsr_port_get_hsr() is NULL.
> 
> [...]

Here is the summary with links:
  - [net] net: hsr: prevent NULL pointer dereference in hsr_proxy_announce()
    https://git.kernel.org/netdev/net/c/a7789fd4caaf

You are awesome, thank you!
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