netdev - Re: [PATCH bpf-next v2] bpf: Return an error pointer for skb metadata when CONFIG

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Message-Id: 
 <175704720726.2040233.14416715550845676114.git-patchwork-notify@kernel.org>
Date: Fri, 05 Sep 2025 04:40:07 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Jakub Sitnicki <jakub@...udflare.com>
Cc: bpf@...r.kernel.org, martin.lau@...ux.dev, ast@...nel.org,
 andrii@...nel.org, daniel@...earbox.net, kernel-team@...udflare.com,
 netdev@...r.kernel.org, lkp@...el.com
Subject: Re: [PATCH bpf-next v2] bpf: Return an error pointer for skb metadata
 when CONFIG_NET=n

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Martin KaFai Lau <martin.lau@...nel.org>:

On Mon, 01 Sep 2025 15:27:43 +0200 you wrote:
> Kernel Test Robot reported a compiler warning - a null pointer may be
> passed to memmove in __bpf_dynptr_{read,write} when building without
> networking support.
> 
> The warning is correct from a static analysis standpoint, but not actually
> reachable. Without CONFIG_NET, creating dynptrs to skb metadata is
> impossible since the constructor kfunc is missing.
> 
> [...]

Here is the summary with links:
  - [bpf-next,v2] bpf: Return an error pointer for skb metadata when CONFIG_NET=n
    https://git.kernel.org/bpf/bpf-next/c/54728bd535fb

You are awesome, thank you!
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