IP6SKB_REROUTED
!(IP6CB(skb)->flags & IP6SKB_REROUTED));
IP6CB(skb)->flags |= IP6SKB_REROUTED;
!(IP6CB(skb)->flags & IP6SKB_REROUTED));
!(IP6CB(skb)->flags & IP6SKB_REROUTED));
IP6CB(skb)->flags |= IP6SKB_REROUTED;