SKB_DROP_REASON_NETFILTER_DROP
SKB_DROP_REASON_NETFILTER_DROP);
return NF_DROP_REASON(pkt->skb, SKB_DROP_REASON_NETFILTER_DROP, EPERM);
return NF_DROP_REASON(pkt->skb, SKB_DROP_REASON_NETFILTER_DROP, EPERM);
kfree_skb_reason(skb, SKB_DROP_REASON_NETFILTER_DROP);