dns: keep AddressSanitizer happy

[vpp.git] / src / plugins / dns / request_node.c

diff --git a/src/plugins/dns/request_node.c b/src/plugins/dns/request_node.c
index 9179bf8..9e76a56 100644 (file)
--- a/src/plugins/dns/request_node.c
+++ b/src/plugins/dns/request_node.c
@@ -208,13 +208,7 @@ dns46_request_inline (vlib_main_t * vm,
 
          label0 = (u8 *) (d0 + 1);
 
-         /*
-          * vnet_dns_labels_to_name produces a non NULL terminated vector
-          * vnet_dns_resolve_name expects a C-string.
-          */
          name0 = vnet_dns_labels_to_name (label0, (u8 *) d0, (u8 **) & q0);
-         vec_add1 (name0, 0);
-         vec_dec_len (name0, 1);
 
          t0->request_type = DNS_PEER_PENDING_NAME_TO_IP;
 
@@ -242,6 +236,11 @@ dns46_request_inline (vlib_main_t * vm,
            clib_memcpy_fast (t0->dst_address, ip40->src_address.as_u8,
                              sizeof (ip4_address_t));
 
+         /*
+          * vnet_dns_labels_to_name produces a non NULL terminated vector
+          * vnet_dns_resolve_name expects a C-string.
+          */
+         vec_add1 (name0, 0);
          vnet_dns_resolve_name (vm, dm, name0, t0, &ep0);
 
          if (ep0)