linux-kernel - Re: [PATCH] net: avoid build bug in skb extension length calculation

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Date: Thu, 21 Dec 2023 07:40:23 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Thomas Weißschuh <linux@...ssschuh.net>@codeaurora.org
Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
 pabeni@...hat.com, horms@...nel.org, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org, lkp@...el.com, arnd@...db.de,
 stable@...r.kernel.org
Subject: Re: [PATCH] net: avoid build bug in skb extension length calculation

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@...hat.com>:

On Mon, 18 Dec 2023 18:06:54 +0100 you wrote:
> GCC seems to incorrectly fail to evaluate skb_ext_total_length() at
> compile time under certain conditions.
> 
> The issue even occurs if all values in skb_ext_type_len[] are "0",
> ruling out the possibility of an actual overflow.
> 
> As the patch has been in mainline since v6.6 without triggering the
> problem it seems to be a very uncommon occurrence.
> 
> [...]

Here is the summary with links:
  - net: avoid build bug in skb extension length calculation
    https://git.kernel.org/netdev/net/c/d6e5794b06c0

You are awesome, thank you!
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