static int in6_dump_addrs(const struct inet6_dev *idev, struct sk_buff *skb,
			  struct netlink_callback *cb, int s_ip_idx,
			  struct inet6_fill_args *fillargs)
static int in6_dump_addrs(const struct inet6_dev *idev, struct sk_buff *skb,
			  struct netlink_callback *cb, int *s_ip_idx,
			  struct inet6_fill_args *fillargs)