| #ifndef __BACKPORT_NET_IP6_ROUTE_H |
| #define __BACKPORT_NET_IP6_ROUTE_H |
| #include_next <net/ip6_fib.h> |
| #include <net/ip6_route.h> |
| #include <linux/route.h> |
| #include <linux/version.h> |
| |
| /* |
| * This function is avaliable with one argument since kernel 3.10, but the |
| * secound one was added in 4.2. |
| */ |
| #if LINUX_VERSION_IS_LESS(4,2,0) |
| #define rt6_nexthop LINUX_BACKPORT(rt6_nexthop) |
| static inline struct in6_addr *rt6_nexthop(struct rt6_info *rt, |
| struct in6_addr *daddr) |
| { |
| if (rt->rt6i_flags & RTF_GATEWAY) |
| return &rt->rt6i_gateway; |
| else if (rt->rt6i_flags & RTF_CACHE) |
| return &rt->rt6i_dst.addr; |
| else |
| return daddr; |
| } |
| #endif /* LINUX_VERSION_IS_LESS(4,2,0) */ |
| |
| #endif /* __BACKPORT_NET_IP6_ROUTE_H */ |
