buffers: remove unused code

Change-Id: If2bbfbc52994f5de0879763e0b7a7864498debb6
Signed-off-by: Damjan Marion <damarion@cisco.com>
diff --git a/src/vnet/pg/cli.c b/src/vnet/pg/cli.c
index 8b543d3..a09107c 100644
--- a/src/vnet/pg/cli.c
+++ b/src/vnet/pg/cli.c
@@ -305,7 +305,7 @@
   s.sw_if_index[VLIB_RX] = s.sw_if_index[VLIB_TX] = ~0;
   s.node_index = ~0;
   s.max_packet_bytes = s.min_packet_bytes = 64;
-  s.buffer_bytes = VLIB_BUFFER_DEFAULT_FREE_LIST_BYTES;
+  s.buffer_bytes = VLIB_BUFFER_DATA_SIZE;
   s.if_id = 0;
   pcap_file_name = 0;
   while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)