[PATCH] cipso: harden use of skb_cow() in cipso_v4_skbuff_setattr()

[patchwork-bot+netdevbpf at kernel.org]

Hello:

This patch was applied to netdev/net-next.git (main)
by Paolo Abeni <pabeni at redhat.com>:

On Tue, 20 Jan 2026 08:57:38 -0700 you wrote:
> If skb_cow() is passed a headroom <= -NET_SKB_PAD, it will trigger a
> BUG. As a result, use cases should avoid calling with a headroom that
> is negative to prevent triggering this issue.
> 
> This is the same code pattern fixed in Commit 58fc7342b529 ("ipv6:
> BUG() in pskb_expand_head() as part of calipso_skbuff_setattr()").
> 
> [...]

Here is the summary with links:
  - cipso: harden use of skb_cow() in cipso_v4_skbuff_setattr()
    https://git.kernel.org/netdev/net-next/c/40cb4cb77ea2

You are awesome, thank you!
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