> +#if defined(CONFIG_IPV6_ISATAP)
quoted text
> +/* only for IFF_ISATAP interfaces */
> +static inline int ipv6_addr_is_isatap(const struct in6_addr *addr)
> +{
> +       return ((addr->s6_addr32[2] | htonl(0x02000000)) == htonl(0x02005EFE));
> +}
> +#endif
> +

No need to make this conditional, unless you want to define an equivalent
inline for !ISATAP that always returns 0.



-- 
Stephen Hemminger <shemminger@linux-foundation.org>
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