llc_input: simplify code using existing functions

Change-Id: I3906adf9aa20b4221eeb7a8b5b353c6f0cb32d04
Signed-off-by: Zhiyong Yang <zhiyong.yang@intel.com>

diff --git a/src/vnet/llc/node.c b/src/vnet/llc/node.c
index 60b5c13..542a7fd 100644 (file)
--- a/src/vnet/llc/node.c
+++ b/src/vnet/llc/node.c
@@ -128,17 +128,14 @@ llc_input (vlib_main_t * vm,
          b0 = vlib_get_buffer (vm, bi0);
          b1 = vlib_get_buffer (vm, bi1);
 
-         h0 = (void *) (b0->data + b0->current_data);
-         h1 = (void *) (b1->data + b1->current_data);
+         h0 = vlib_buffer_get_current (b0);
+         h1 = vlib_buffer_get_current (b1);
 
          len0 = llc_header_length (h0);
          len1 = llc_header_length (h1);
 
-         b0->current_data += len0;
-         b1->current_data += len1;
-
-         b0->current_length -= len0;
-         b1->current_length -= len1;
+         vlib_buffer_advance (b0, len0);
+         vlib_buffer_advance (b1, len1);
 
          next0 = lm->input_next_by_protocol[h0->dst_sap];
          next1 = lm->input_next_by_protocol[h1->dst_sap];
@@ -207,13 +204,11 @@ llc_input (vlib_main_t * vm,
 
          b0 = vlib_get_buffer (vm, bi0);
 
-         h0 = (void *) (b0->data + b0->current_data);
+         h0 = vlib_buffer_get_current (b0);
 
          len0 = llc_header_length (h0);
 
-         b0->current_data += len0;
-
-         b0->current_length -= len0;
+         vlib_buffer_advance (b0, len0);
 
          next0 = lm->input_next_by_protocol[h0->dst_sap];