classify: Fix 2 coverity errors
Validate two tainted scalars, filter_sw_if_index, that
came from an API message.
Type: fix
@@ -237,6 +237,10 @@ vl_api_policer_classify_dump_t_handler (vl_api_policer_classify_dump_t * mp)
return;
filter_sw_if_index = ntohl (mp->sw_if_index);
+ if (filter_sw_if_index
+ >= vec_len (pcm->classify_table_index_by_sw_if_index[mp->type]))
+ return;
+
if (filter_sw_if_index != ~0)
vec_tbl =
&pcm->classify_table_index_by_sw_if_index[mp->type][filter_sw_if_index];
@@ -519,6 +523,10 @@ vl_api_flow_classify_dump_t_handler (vl_api_flow_classify_dump_t * mp)
return;
filter_sw_if_index = ntohl (mp->sw_if_index);
+ if (filter_sw_if_index
+ >= vec_len (pcm->classify_table_index_by_sw_if_index[mp->type]))
+ return;
+
if (filter_sw_if_index != ~0)
vec_tbl =
&pcm->classify_table_index_by_sw_if_index[mp->type][filter_sw_if_index];
