tcp: timestamp adjustment

Type: feature

Change-Id: Icb3c574100cde95ab5be4923c8739889cf7e48c6
Signed-off-by: Vladimir Kropylev <vladimir.kropylev@enea.com>
diff --git a/src/vnet/tcp/tcp_input.c b/src/vnet/tcp/tcp_input.c
index 50860ab..1b4e8a6 100644
--- a/src/vnet/tcp/tcp_input.c
+++ b/src/vnet/tcp/tcp_input.c
@@ -508,7 +508,7 @@
    * seq_lt (tc->snd_una, ack). This is a condition for calling update_rtt */
   else if (tcp_opts_tstamp (&tc->rcv_opts) && tc->rcv_opts.tsecr)
     {
-      u32 now = tcp_time_now_w_thread (tc->c_thread_index);
+      u32 now = tcp_tstamp (tc);
       mrtt = clib_max (now - tc->rcv_opts.tsecr, 1);
     }