"IPV6: Disallow RH0 by default" patch looks broken (Re: Linux2.6.20.9)

[Sergey Vlasov]

On Thu, 26 Apr 2007 00:25:03 -0700 Greg KH wrote:

[...]
> diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c
> index 0711f92..5fd7cf9 100644
> --- a/net/ipv6/exthdrs.c
> +++ b/net/ipv6/exthdrs.c
[...]
> @@ -378,6 +395,22 @@ static int ipv6_rthdr_rcv(struct sk_buff **skbp)
>  
>  	hdr = (struct ipv6_rt_hdr *) skb->h.raw;
>  
> +	switch (hdr->type) {
> +#ifdef CONFIG_IPV6_MIP6
> +		break;

I suppose "case IPV6_SRCRT_TYPE_2:" is missing before "break"?

The same broken patch went in 2.6.21.

> +#endif
> +	case IPV6_SRCRT_TYPE_0:
> +		if (accept_source_route > 0)
> +			break;
> +		kfree_skb(skb);
> +		return -1;
> +	default:
> +		IP6_INC_STATS_BH(ip6_dst_idev(skb->dst),
> +				 IPSTATS_MIB_INHDRERRORS);
> +		icmpv6_param_prob(skb, ICMPV6_HDR_FIELD, (&hdr->type) - skb->nh.raw);
> +		return -1;
> +	}
> +
>  	if (ipv6_addr_is_multicast(&skb->nh.ipv6h->daddr) ||
>  	    skb->pkt_type != PACKET_HOST) {
>  		IP6_INC_STATS_BH(ip6_dst_idev(skb->dst),
[...]
-
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