fib: fix crash when create vxlan/vxlan-gpe/geneve/gtpu tunnel.

[vpp.git] / src / vnet / fib / fib_path.c

diff --git a/src/vnet/fib/fib_path.c b/src/vnet/fib/fib_path.c
index db78587..8d160d9 100644 (file)
--- a/src/vnet/fib/fib_path.c
+++ b/src/vnet/fib/fib_path.c
@@ -1998,7 +1998,11 @@ fib_path_resolve (fib_node_index_t path_index)
        }
        else
        {
-           fib_prefix_from_ip46_addr(&path->recursive.fp_nh.fp_ip, &pfx);
+           ASSERT(!ip46_address_is_zero(&path->recursive.fp_nh.fp_ip));
+
+           fib_protocol_t fp = (ip46_address_is_ip4(&path->recursive.fp_nh.fp_ip) ?
+                                        FIB_PROTOCOL_IP4 : FIB_PROTOCOL_IP6);
+           fib_prefix_from_ip46_addr(fp, &path->recursive.fp_nh.fp_ip, &pfx);
        }
 
         fib_table_lock(path->recursive.fp_tbl_id,