Re: [PATCH net-next v2 0/2] net: a sockopt_t quirk for the options that write past optlen
From: patchwork-bot+netdevbpf
Date: Fri Sep 18 2026 - 20:15:00 EST
Hello:
This series was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@xxxxxxxxxx>:
On Mon, 14 Sep 2026 05:20:06 -0700 you wrote:
> This series continues the migration of our protocols to sockopt_t, as
> described in [1].
>
> There are some protocols that use optlen as the header size, and the real
> buffer size comes from a field inside the header. This means a bug, given
> that optlen should be the full buffer size, but there are indications [2]
> that we have programs that use the bad behaviour above, and we want to
> avoid breaking them (or, honestly, avoid being cursed by Linus).
>
> [...]
Here is the summary with links:
- [net-next,v2,1/2] net: add sockopt_expand_out()
https://git.kernel.org/netdev/net-next/c/0093f7db9c47
- [net-next,v2,2/2] ipv4: igmp: convert ip_mc_msfget() to sockopt_t
https://git.kernel.org/netdev/net-next/c/e12e04f5ab54
You are awesome, thank you!
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