Optimize code

Replace enqueue code with marcro vlib_validate_buffer_enqueue_x1

Change-Id: I4b454b1d73fa5adbaf5f40cf45dc8975878ac93b
Signed-off-by: jackiechen1985 <xiaobo.chen@tieto.com>

diff --git a/src/vnet/ip/icmp4.c b/src/vnet/ip/icmp4.c
index 500aa6d..4ca108c 100644 (file)
--- a/src/vnet/ip/icmp4.c
+++ b/src/vnet/ip/icmp4.c
@@ -188,15 +188,10 @@ ip4_icmp_input (vlib_main_t * vm,
          next0 = im->ip4_input_next_index_by_type[type0];
 
          p0->error = node->errors[ICMP4_ERROR_UNKNOWN_TYPE];
-         if (PREDICT_FALSE (next0 != next))
-           {
-             vlib_put_next_frame (vm, node, next, n_left_to_next + 1);
-             next = next0;
-             vlib_get_next_frame (vm, node, next, to_next, n_left_to_next);
-             to_next[0] = bi0;
-             to_next += 1;
-             n_left_to_next -= 1;
-           }
+
+         /* Verify speculative enqueue, maybe switch current next frame */
+         vlib_validate_buffer_enqueue_x1 (vm, node, next, to_next,
+                                          n_left_to_next, bi0, next0);
        }
 
       vlib_put_next_frame (vm, node, next, n_left_to_next);