if ((*pskb)->nfmark != info->mark) {
if ((*pskb)->nfmark != info->mark)
static int ebt_target_mark(struct sk_buff **pskb, unsigned int hooknr,   const struct net_device *in, const struct net_device *out,   const void *data, unsigned int datalen){	struct ebt_mark_t_info *info = (struct ebt_mark_t_info *)data;	if ((*pskb)->nfmark != info->mark) {		(*pskb)->nfmark = info->mark;		(*pskb)->nfcache |= NFC_ALTERED;	}	return info->target;}