fib: fix accessing empty dpo pool elements

[vpp.git] / src / vnet / dpo / lookup_dpo.c

diff --git a/src/vnet/dpo/lookup_dpo.c b/src/vnet/dpo/lookup_dpo.c
index ec2cd02..daa2352 100644 (file)
--- a/src/vnet/dpo/lookup_dpo.c
+++ b/src/vnet/dpo/lookup_dpo.c
@@ -1467,7 +1467,10 @@ lookup_dpo_show (vlib_main_t * vm,
 
     if (INDEX_INVALID != lkdi)
     {
-        vlib_cli_output (vm, "%U", format_lookup_dpo, lkdi);
+       if (pool_is_free_index(lookup_dpo_pool, lkdi))
+               vlib_cli_output (vm, "no such index %d", lkdi);
+       else
+               vlib_cli_output (vm, "%U", format_lookup_dpo, lkdi);
     }
     else
     {