Fix source address reachability check for ip6 local packets

[vpp.git] / src / vnet / ip / ip6_forward.c

diff --git a/src/vnet/ip/ip6_forward.c b/src/vnet/ip/ip6_forward.c
index 50951c2..06c20bb 100644 (file)
--- a/src/vnet/ip/ip6_forward.c
+++ b/src/vnet/ip/ip6_forward.c
@@ -1463,16 +1463,14 @@ ip6_local (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
              type0 != IP_BUILTIN_PROTOCOL_ICMP &&
              !ip6_address_is_link_local_unicast (&ip0->src_address))
            {
-             u32 src_adj_index0 = ip6_src_lookup_for_packet (im, p0, ip0);
-             error0 = (ADJ_INDEX_INVALID == src_adj_index0
+             error0 = (!ip6_urpf_loose_check (im, p0, ip0)
                        ? IP6_ERROR_SRC_LOOKUP_MISS : error0);
            }
          if (error1 == IP6_ERROR_UNKNOWN_PROTOCOL &&
              type1 != IP_BUILTIN_PROTOCOL_ICMP &&
              !ip6_address_is_link_local_unicast (&ip1->src_address))
            {
-             u32 src_adj_index1 = ip6_src_lookup_for_packet (im, p1, ip1);
-             error1 = (ADJ_INDEX_INVALID == src_adj_index1
+             error1 = (!ip6_urpf_loose_check (im, p1, ip1)
                        ? IP6_ERROR_SRC_LOOKUP_MISS : error1);
            }
 
@@ -1570,8 +1568,7 @@ ip6_local (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
              type0 != IP_BUILTIN_PROTOCOL_ICMP &&
              !ip6_address_is_link_local_unicast (&ip0->src_address))
            {
-             u32 src_adj_index0 = ip6_src_lookup_for_packet (im, p0, ip0);
-             error0 = (ADJ_INDEX_INVALID == src_adj_index0
+             error0 = (!ip6_urpf_loose_check (im, p0, ip0)
                        ? IP6_ERROR_SRC_LOOKUP_MISS : error0);
            }