Re: [PATCH] netfilter: xt_HL: add pr_fmt, default case and NULL checks

[Pablo Neira Ayuso]

On Fri, Apr 03, 2026 at 09:39:29PM +0200, Marino Dzalto wrote:
> diff --git a/net/netfilter/xt_hl.c b/net/netfilter/xt_hl.c
> index c1a70f8f0..9434d5ca8 100644
> --- a/net/netfilter/xt_hl.c
> +++ b/net/netfilter/xt_hl.c
[...]
>  static bool hl_mt6(const struct sk_buff *skb, struct xt_action_param *par)
>  {
>  	const struct ip6t_hl_info *info = par->matchinfo;
> -	const struct ipv6hdr *ip6h = ipv6_hdr(skb);
> +	const struct ipv6hdr *ip6h;
> +
> +	if (!skb)
> +		return false;

No skb !?

This codebase is frozen, I don't see any benefit in this update.