From 8870f8427b8fe30b2684b9e569e5ce038faf41ac Mon Sep 17 00:00:00 2001 From: Simon Horman Date: Thu, 26 Aug 2010 13:21:26 -0700 Subject: [PATCH] IPVS: ICMPv6 checksum calculation Cc: Xiaoyu Du Signed-off-by: Julian Anastasov Signed-off-by: Simon Horman Signed-off-by: David S. Miller --- net/netfilter/ipvs/ip_vs_core.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c index 4f8ddba48011..69661db420d7 100644 --- a/net/netfilter/ipvs/ip_vs_core.c +++ b/net/netfilter/ipvs/ip_vs_core.c @@ -637,10 +637,12 @@ void ip_vs_nat_icmp_v6(struct sk_buff *skb, struct ip_vs_protocol *pp, } /* And finally the ICMP checksum */ - icmph->icmp6_cksum = 0; - /* TODO IPv6: is this correct for ICMPv6? */ - ip_vs_checksum_complete(skb, icmp_offset); - skb->ip_summed = CHECKSUM_UNNECESSARY; + icmph->icmp6_cksum = ~csum_ipv6_magic(&iph->saddr, &iph->daddr, + skb->len - icmp_offset, + IPPROTO_ICMPV6, 0); + skb->csum_start = skb_network_header(skb) - skb->head + icmp_offset; + skb->csum_offset = offsetof(struct icmp6hdr, icmp6_cksum); + skb->ip_summed = CHECKSUM_PARTIAL; if (inout) IP_VS_DBG_PKT(11, pp, skb, (void *)ciph - (void *)iph,