diff options
| author | YOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@linux-ipv6.org> | 2013-01-17 12:53:48 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-01-17 18:38:19 -0500 |
| commit | 9bb5a14813f502b867a45075c88bc1f2b78381df (patch) | |
| tree | ad847b21e5891498947b270a483c78693779d4e1 /include/net/ip6_route.h | |
| parent | 2152caea719657579daa3a1a57a5425a3db6d612 (diff) | |
ipv6: Introduce rt6_nexthop() to select nexthop address.
For RTF_GATEWAY route, return rt->rt6i_gateway.
Otherwise, return 2nd argument (destination address).
This will be used by following patches which remove rt->n
dependency patches in ip6_dst_lookup_tail() and ip6_finish_output2().
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/ip6_route.h')
| -rw-r--r-- | include/net/ip6_route.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h index 27d83183e615..30cbb15f6279 100644 --- a/include/net/ip6_route.h +++ b/include/net/ip6_route.h @@ -23,6 +23,7 @@ struct route_info { #include <net/sock.h> #include <linux/ip.h> #include <linux/ipv6.h> +#include <linux/route.h> #define RT6_LOOKUP_F_IFACE 0x00000001 #define RT6_LOOKUP_F_REACHABLE 0x00000002 @@ -194,4 +195,11 @@ static inline int ip6_skb_dst_mtu(struct sk_buff *skb) skb_dst(skb)->dev->mtu : dst_mtu(skb_dst(skb)); } +static inline struct in6_addr *rt6_nexthop(struct rt6_info *rt, struct in6_addr *dest) +{ + if (rt->rt6i_flags & RTF_GATEWAY) + return &rt->rt6i_gateway; + return dest; +} + #endif |