Remove c-11 memcpy checks from perf-critical code

Change-Id: Id4f37f5d4a03160572954a416efa1ef9b3d79ad1
Signed-off-by: Dave Barach <dave@barachs.net>
diff --git a/src/vnet/ip/punt.c b/src/vnet/ip/punt.c
index a6d6c08..d8c7d81 100644
--- a/src/vnet/ip/punt.c
+++ b/src/vnet/ip/punt.c
@@ -368,7 +368,7 @@
 	  c = punt_client_get (is_ip4, port);
 	  udp_punt_trace_t *t;
 	  t = vlib_add_trace (vm, node, b, sizeof (t[0]));
-	  clib_memcpy (&t->client, c, sizeof (t->client));
+	  clib_memcpy_fast (&t->client, c, sizeof (t->client));
 	}
 
       /* Re-set iovecs if present. */
@@ -401,7 +401,7 @@
 		    }
 		  udp_punt_trace_t *t;
 		  t = vlib_add_trace (vm, node, b, sizeof (t[0]));
-		  clib_memcpy (&t->client, c, sizeof (t->client));
+		  clib_memcpy_fast (&t->client, c, sizeof (t->client));
 		  t->is_midchain = 1;
 		}