xfrm: Handle blackhole route creation via afinfo.

That way we don't have to potentially do this in every xfrm_lookup()
caller.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index efded23dc4ae..d5dcf3974636 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -280,6 +280,7 @@ struct xfrm_policy_afinfo {
         int                     (*fill_dst)(struct xfrm_dst *xdst,
                                             struct net_device *dev,
                                             const struct flowi *fl);
+        struct dst_entry        *(*blackhole_route)(struct net *net, struct dst_entry *orig);
 };
 
 extern int xfrm_policy_register_afinfo(struct xfrm_policy_afinfo *afinfo);