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-rw-r--r--src/plugins/ioam/ip6/ioam_cache.h24
1 files changed, 17 insertions, 7 deletions
diff --git a/src/plugins/ioam/ip6/ioam_cache.h b/src/plugins/ioam/ip6/ioam_cache.h
index aa88d58d8a8..75ec784bf52 100644
--- a/src/plugins/ioam/ip6/ioam_cache.h
+++ b/src/plugins/ioam/ip6/ioam_cache.h
@@ -203,8 +203,8 @@ typedef struct
ioam_cache_main_t ioam_cache_main;
-vlib_node_registration_t ioam_cache_node;
-vlib_node_registration_t ioam_cache_ts_node;
+extern vlib_node_registration_t ioam_cache_node;
+extern vlib_node_registration_t ioam_cache_ts_node;
/* Compute flow hash. We'll use it to select which Sponge to use for this
* flow. And other things.
@@ -484,16 +484,21 @@ format_ioam_cache_entry (u8 * s, va_list * args)
{
ioam_cache_entry_t *e = va_arg (*args, ioam_cache_entry_t *);
ioam_cache_main_t *cm = &ioam_cache_main;
+ int rewrite_len = vec_len (e->ioam_rewrite_string);
s = format (s, "%d: %U:%d to %U:%d seq_no %lu\n",
(e - cm->ioam_rewrite_pool),
format_ip6_address, &e->src_address,
e->src_port,
format_ip6_address, &e->dst_address, e->dst_port, e->seq_no);
- s = format (s, " %U",
- format_ip6_hop_by_hop_ext_hdr,
- (ip6_hop_by_hop_header_t *) e->ioam_rewrite_string,
- vec_len (e->ioam_rewrite_string) - 1);
+
+ if (rewrite_len)
+ {
+ s = format (s, " %U",
+ format_ip6_hop_by_hop_ext_hdr,
+ (ip6_hop_by_hop_header_t *) e->ioam_rewrite_string,
+ rewrite_len - 1);
+ }
return s;
}
@@ -795,7 +800,10 @@ format_ioam_cache_ts_entry (u8 * s, va_list * args)
vlib_main_t *vm = cm->vlib_main;
clib_time_t *ct = &vm->clib_time;
- if (e && e->hbh)
+ if (!e)
+ goto end;
+
+ if (e->hbh)
{
e2e =
ip6_ioam_find_hbh_option (e->hbh,
@@ -826,6 +834,8 @@ format_ioam_cache_ts_entry (u8 * s, va_list * args)
vm->cpu_time_main_loop_start) * ct->seconds_per_clock,
e->response_received);
}
+
+end:
return s;
}