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ipip: Don't crash when showing non-existant tunnel index

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Type: fix

Signed-off-by: Neale Ranns <nranns@cisco.com>
Change-Id: I9717d420e42098e291c5b6c7d18e935ad78fdc3d
This commit is contained in:
Neale Ranns
2020-11-09 10:13:24 +00:00
committed by Matthew Smith
parent 4a98cf9648
commit 8b276df32f
1 changed files with 2 additions and 0 deletions
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2
src/vnet/ipip/ipip_cli.c
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@ -232,6 +232,8 @@ static clib_error_t *show_ipip_tunnel_command_fn(vlib_main_t *vm,
({vlib_cli_output(vm, "%U", format_ipip_tunnel, t); }));
/* *INDENT-ON* */
} else {
if (pool_is_free_index (gm->tunnels, ti))
return clib_error_return(0, "unknown index:%d", ti);
t = pool_elt_at_index(gm->tunnels, ti);
if (t)
vlib_cli_output(vm, "%U", format_ipip_tunnel, t);