1 files changed, 9 insertions, 0 deletions

diff --git a/sys/net/route.c b/sys/net/route.c
index 320a0a1b7d36..db1039094477 100644
--- a/sys/net/route.c
+++ b/sys/net/route.c
@@ -1733,6 +1733,8 @@ rtrequest1_fib_change(struct rib_head *rnh, struct rt_addrinfo *info,
 	int family, mtu;
 	struct if_mtuinfo ifmtu;
 
+	RIB_WLOCK_ASSERT(rnh);
+
 	rt = (struct rtentry *)rnh->rnh_lookup(info->rti_info[RTAX_DST],
 	    info->rti_info[RTAX_NETMASK], &rnh->head);
 
@@ -1823,6 +1825,13 @@ rtrequest1_fib_change(struct rib_head *rnh, struct rt_addrinfo *info,
 		}
 	}
 
+	/*
+	 * This route change may have modified the route's gateway.  In that
+	 * case, any inpcbs that have cached this route need to invalidate their
+	 * llentry cache.
+	 */
+	rnh->rnh_gen++;
+
 	if (ret_nrt) {
 		*ret_nrt = rt;
 		RT_ADDREF(rt);