linux-kernel - Re: [PATCH net-next v2] tun: replace strcpy with strscpy for ifr

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Message-Id: 
 <175513140725.3830230.6064788817690151758.git-patchwork-notify@kernel.org>
Date: Thu, 14 Aug 2025 00:30:07 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Miguel García Román <miguelgarciaroman8@...il.com@...eaurora.org,
	>@codeaurora.org
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
 willemdebruijn.kernel@...il.com, jasowang@...hat.com, andrew+netdev@...n.ch,
 davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
 skhan@...uxfoundation.org
Subject: Re: [PATCH net-next v2] tun: replace strcpy with strscpy for ifr_name

Hello:

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

On Tue, 12 Aug 2025 10:22:44 +0200 you wrote:
> Replace the strcpy() calls that copy the device name into ifr->ifr_name
> with strscpy() to avoid potential overflows and guarantee NULL termination.
> 
> Destination is ifr->ifr_name (size IFNAMSIZ).
> 
> Tested in QEMU (BusyBox rootfs):
>  - Created TUN devices via TUNSETIFF helper
>  - Set addresses and brought links up
>  - Verified long interface names are safely truncated (IFNAMSIZ-1)
> 
> [...]

Here is the summary with links:
  - [net-next,v2] tun: replace strcpy with strscpy for ifr_name
    https://git.kernel.org/netdev/net-next/c/a57384110dc6

You are awesome, thank you!
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