linux-kernel - Re: [PATCH net V1] veth: prevent NULL pointer dereference in veth_xdp

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Message-Id: 
 <174974165399.4177214.6619707775306448053.git-patchwork-notify@kernel.org>
Date: Thu, 12 Jun 2025 15:20:53 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Jesper Dangaard Brouer <hawk@...nel.org>
Cc: netdev@...r.kernel.org, ihor.solodrai@...ux.dev, eric.dumazet@...il.com,
 davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com, bpf@...r.kernel.org,
 linux-kernel@...r.kernel.org, kernel-team@...udflare.com
Subject: Re: [PATCH net V1] veth: prevent NULL pointer dereference in
 veth_xdp_rcv

Hello:

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

On Wed, 11 Jun 2025 14:40:04 +0200 you wrote:
> The veth peer device is RCU protected, but when the peer device gets
> deleted (veth_dellink) then the pointer is assigned NULL (via
> RCU_INIT_POINTER).
> 
> This patch adds a necessary NULL check in veth_xdp_rcv when accessing
> the veth peer net_device.
> 
> [...]

Here is the summary with links:
  - [net,V1] veth: prevent NULL pointer dereference in veth_xdp_rcv
    https://git.kernel.org/netdev/net/c/9337c54401a5

You are awesome, thank you!
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