[PATCH] IPVS : bugfix for ICMPv6 checksum calculation

[xiaoyu Du <tingsrain@xxxxxxxxx>]

Hi:

This patch correct the ICMPv6 checksum calculation when IPv6 vs is used.

Signed-off-by: Xiaoyu Du <tingsrain@xxxxxxxxx>
---
 net/netfilter/ipvs/ip_vs_core.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c
index 4f8ddba..124a1ae 100644
--- a/net/netfilter/ipvs/ip_vs_core.c
+++ b/net/netfilter/ipvs/ip_vs_core.c
@@ -638,8 +638,12 @@ 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);
+       icmph->icmp6_cksum = csum_ipv6_magic(&iph->saddr,
+                       &iph->daddr,
+                       skb->len - icmp_offset, IPPROTO_ICMPV6,
+                       skb->csum);
+
        skb->ip_summed = CHECKSUM_UNNECESSARY;

        if (inout)
--
--
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