buffers: fix typo

Change-Id: I4e836244409c98739a13092ee252542a2c5fe259
Signed-off-by: Damjan Marion <damarion@cisco.com>
diff --git a/src/vnet/devices/af_packet/node.c b/src/vnet/devices/af_packet/node.c
index 2fa7708..2aa52e0 100644
--- a/src/vnet/devices/af_packet/node.c
+++ b/src/vnet/devices/af_packet/node.c
@@ -192,7 +192,7 @@
   u8 *block_start = apif->rx_ring + block * block_size;
   uword n_trace = vlib_get_trace_count (vm, node);
   u32 thread_index = vm->thread_index;
-  u32 n_buffer_bytes = vlib_bufer_get_default_size (vm);
+  u32 n_buffer_bytes = vlib_buffer_get_default_data_size (vm);
   u32 min_bufs = apif->rx_req->tp_frame_size / n_buffer_bytes;
 
   if (apif->per_interface_next_index != ~0)
diff --git a/src/vnet/devices/netmap/node.c b/src/vnet/devices/netmap/node.c
index 122d8c3..9293c0d 100644
--- a/src/vnet/devices/netmap/node.c
+++ b/src/vnet/devices/netmap/node.c
@@ -99,7 +99,7 @@
   struct netmap_ring *ring;
   int cur_ring;
   u32 thread_index = vm->thread_index;
-  u32 n_buffer_bytes = vlib_bufer_get_default_size (vm);
+  u32 n_buffer_bytes = vlib_buffer_get_default_data_size (vm);
 
   if (nif->per_interface_next_index != ~0)
     next_index = nif->per_interface_next_index;
diff --git a/src/vnet/devices/virtio/node.c b/src/vnet/devices/virtio/node.c
index fc369e5..6b82c41 100644
--- a/src/vnet/devices/virtio/node.c
+++ b/src/vnet/devices/virtio/node.c
@@ -120,7 +120,7 @@
 	((vif->type == VIRTIO_IF_TYPE_PCI) ? vlib_buffer_get_current_pa (vm,
 									 b) :
 	 pointer_to_uword (vlib_buffer_get_current (b)));
-      d->len = vlib_bufer_get_default_size (vm) + hdr_sz;
+      d->len = vlib_buffer_get_default_data_size (vm) + hdr_sz;
       d->flags = VRING_DESC_F_WRITE;
       vring->avail->ring[avail & mask] = next;
       avail++;
diff --git a/src/vnet/devices/virtio/vhost_user_input.c b/src/vnet/devices/virtio/vhost_user_input.c
index 465ec44..3c3d48e 100644
--- a/src/vnet/devices/virtio/vhost_user_input.c
+++ b/src/vnet/devices/virtio/vhost_user_input.c
@@ -258,6 +258,7 @@
   u32 n_left_to_next, *to_next;
   u32 next_index = VNET_DEVICE_INPUT_NEXT_ETHERNET_INPUT;
   u32 n_trace = vlib_get_trace_count (vm, node);
+  u32 buffer_data_size = vlib_buffer_get_default_data_size (vm);
   u32 map_hint = 0;
   vhost_cpu_t *cpu = &vum->cpus[vm->thread_index];
   u16 copy_len = 0;
@@ -500,8 +501,7 @@
 	    }
 
 	  /* Get more output if necessary. Or end of packet. */
-	  if (PREDICT_FALSE
-	      (b_current->current_length == vlib_bufer_get_default_size (vm)))
+	  if (PREDICT_FALSE (b_current->current_length == buffer_data_size))
 	    {
 	      if (PREDICT_FALSE (cpu->rx_buffers_len == 0))
 		{
@@ -534,8 +534,7 @@
 	  vhost_copy_t *cpy = &cpu->copy[copy_len];
 	  copy_len++;
 	  u32 desc_data_l = desc_table[desc_current].len - desc_data_offset;
-	  cpy->len =
-	    vlib_bufer_get_default_size (vm) - b_current->current_length;
+	  cpy->len = buffer_data_size - b_current->current_length;
 	  cpy->len = (cpy->len > desc_data_l) ? desc_data_l : cpy->len;
 	  cpy->dst = (uword) (vlib_buffer_get_current (b_current) +
 			      b_current->current_length);
diff --git a/src/vnet/dhcp/dhcp6_proxy_node.c b/src/vnet/dhcp/dhcp6_proxy_node.c
index e4464e0..3958af8 100644
--- a/src/vnet/dhcp/dhcp6_proxy_node.c
+++ b/src/vnet/dhcp/dhcp6_proxy_node.c
@@ -316,7 +316,7 @@
 	link_address_set:
 
 	  if ((b0->current_length + sizeof (*id1) + sizeof (*vss1) +
-	       sizeof (*cmac)) > vlib_bufer_get_default_size (vm))
+	       sizeof (*cmac)) > vlib_buffer_get_default_data_size (vm))
 	    {
 	      error0 = DHCPV6_PROXY_ERROR_PKT_TOO_BIG;
 	      next0 = DHCPV6_PROXY_TO_SERVER_INPUT_NEXT_DROP;
diff --git a/src/vnet/ip/ip_frag.c b/src/vnet/ip/ip_frag.c
index 6ecaa3c..fd5bc6f 100644
--- a/src/vnet/ip/ip_frag.c
+++ b/src/vnet/ip/ip_frag.c
@@ -106,7 +106,7 @@
 
   rem = clib_net_to_host_u16 (ip4->length) - sizeof (ip4_header_t);
   max =
-    (clib_min (mtu, vlib_bufer_get_default_size (vm)) -
+    (clib_min (mtu, vlib_buffer_get_default_data_size (vm)) -
      sizeof (ip4_header_t)) & ~0x7;
 
   if (rem >
diff --git a/src/vnet/ip/ping.c b/src/vnet/ip/ping.c
index 90314b5..2376d9a 100755
--- a/src/vnet/ip/ping.c
+++ b/src/vnet/ip/ping.c
@@ -388,7 +388,7 @@
   int l34_len =
     l4_header_offset + sizeof (icmp46_header_t) +
     offsetof (icmp46_echo_request_t, data);
-  int max_data_len = vlib_bufer_get_default_size (vm) - l34_len;
+  int max_data_len = vlib_buffer_get_default_data_size (vm) - l34_len;
 
   int first_buf_data_len = data_len < max_data_len ? data_len : max_data_len;
 
@@ -403,8 +403,8 @@
     {
       int this_buf_data_len =
 	remaining_data_len <
-	vlib_bufer_get_default_size (vm) ? remaining_data_len :
-	vlib_bufer_get_default_size (vm);
+	vlib_buffer_get_default_data_size (vm) ? remaining_data_len :
+	vlib_buffer_get_default_data_size (vm);
       int n_alloc = vlib_buffer_alloc (vm, &b0->next_buffer, 1);
       if (n_alloc < 1)
 	{
diff --git a/src/vnet/ip/punt.c b/src/vnet/ip/punt.c
index 8331a87..6e2fceb 100644
--- a/src/vnet/ip/punt.c
+++ b/src/vnet/ip/punt.c
@@ -497,7 +497,7 @@
 static uword
 punt_socket_rx_fd (vlib_main_t * vm, vlib_node_runtime_t * node, u32 fd)
 {
-  const uword buffer_size = vlib_bufer_get_default_size (vm);
+  const uword buffer_size = vlib_buffer_get_default_data_size (vm);
   u32 n_trace = vlib_get_trace_count (vm, node);
   u32 next = node->cached_next_index;
   u32 n_left_to_next, next_index;
diff --git a/src/vnet/ipfix-export/flow_report.c b/src/vnet/ipfix-export/flow_report.c
index 9d0834b..103392a 100644
--- a/src/vnet/ipfix-export/flow_report.c
+++ b/src/vnet/ipfix-export/flow_report.c
@@ -121,7 +121,7 @@
   /* Initialize the buffer */
   VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b0);
 
-  ASSERT (vec_len (fr->rewrite) < vlib_bufer_get_default_size (vm));
+  ASSERT (vec_len (fr->rewrite) < vlib_buffer_get_default_data_size (vm));
 
   clib_memcpy_fast (b0->data, fr->rewrite, vec_len (fr->rewrite));
   b0->current_data = 0;
diff --git a/src/vnet/pg/cli.c b/src/vnet/pg/cli.c
index 4053887..803db12 100644
--- a/src/vnet/pg/cli.c
+++ b/src/vnet/pg/cli.c
@@ -341,7 +341,7 @@
   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_bufer_get_default_size (vm);
+  s.buffer_bytes = vlib_buffer_get_default_data_size (vm);
   s.if_id = 0;
   pcap_file_name = 0;
   while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
diff --git a/src/vnet/pg/input.c b/src/vnet/pg/input.c
index 6ef813f..138a575 100644
--- a/src/vnet/pg/input.c
+++ b/src/vnet/pg/input.c
@@ -1199,7 +1199,7 @@
   u32 *buffers;
   vlib_main_t *vm = vlib_get_main ();
   vnet_main_t *vnm = vnet_get_main ();
-  u32 buf_sz = vlib_bufer_get_default_size (vm);
+  u32 buf_sz = vlib_buffer_get_default_data_size (vm);
   vnet_interface_main_t *im = &vnm->interface_main;
   vnet_sw_interface_t *si;
 
diff --git a/src/vnet/pg/stream.c b/src/vnet/pg/stream.c
index ba24912..c60c584 100644
--- a/src/vnet/pg/stream.c
+++ b/src/vnet/pg/stream.c
@@ -437,7 +437,7 @@
   {
     int n;
 
-    s->buffer_bytes = vlib_bufer_get_default_size (vm);
+    s->buffer_bytes = vlib_buffer_get_default_data_size (vm);
     n = s->max_packet_bytes / s->buffer_bytes;
     n += (s->max_packet_bytes % s->buffer_bytes) != 0;
 
diff --git a/src/vnet/sctp/sctp.c b/src/vnet/sctp/sctp.c
index 21cc78b..f849961 100644
--- a/src/vnet/sctp/sctp.c
+++ b/src/vnet/sctp/sctp.c
@@ -892,7 +892,7 @@
   vec_validate (tm->ip_lookup_tx_frames[0], num_threads - 1);
   vec_validate (tm->ip_lookup_tx_frames[1], num_threads - 1);
 
-  tm->bytes_per_buffer = vlib_bufer_get_default_size (vm);
+  tm->bytes_per_buffer = vlib_buffer_get_default_data_size (vm);
 
   vec_validate (tm->time_now, num_threads - 1);
   return error;
diff --git a/src/vnet/session/session_node.c b/src/vnet/session/session_node.c
index 09adc59..2a8d972 100644
--- a/src/vnet/session/session_node.c
+++ b/src/vnet/session/session_node.c
@@ -605,7 +605,7 @@
       ctx->max_len_to_snd = max_segs * ctx->snd_mss;
     }
 
-  n_bytes_per_buf = vlib_bufer_get_default_size (vm);
+  n_bytes_per_buf = vlib_buffer_get_default_data_size (vm);
   ASSERT (n_bytes_per_buf > TRANSPORT_MAX_HDRS_LEN);
   n_bytes_per_seg = TRANSPORT_MAX_HDRS_LEN + ctx->snd_mss;
   ctx->n_bufs_per_seg = ceil ((f64) n_bytes_per_seg / n_bytes_per_buf);
diff --git a/src/vnet/tcp/tcp.c b/src/vnet/tcp/tcp.c
index ee5f275..81f209b 100644
--- a/src/vnet/tcp/tcp.c
+++ b/src/vnet/tcp/tcp.c
@@ -1476,7 +1476,7 @@
   tcp_initialize_timer_wheels (tm);
   tcp_initialize_iss_seed (tm);
 
-  tm->bytes_per_buffer = vlib_bufer_get_default_size (vm);
+  tm->bytes_per_buffer = vlib_buffer_get_default_data_size (vm);
 
   return error;
 }
diff --git a/src/vnet/unix/tuntap.c b/src/vnet/unix/tuntap.c
index ce7b260..103b649 100644
--- a/src/vnet/unix/tuntap.c
+++ b/src/vnet/unix/tuntap.c
@@ -243,7 +243,7 @@
   tuntap_main_t *tm = &tuntap_main;
   vlib_buffer_t *b;
   u32 bi;
-  const uword buffer_size = vlib_bufer_get_default_size (vm);
+  const uword buffer_size = vlib_buffer_get_default_data_size (vm);
   u16 thread_index = vm->thread_index;
 
   /** Make sure we have some RX buffers. */
@@ -490,7 +490,7 @@
   u8 *name;
   int flags = IFF_TUN | IFF_NO_PI;
   int is_enabled = 0, is_ether = 0, have_normal_interface = 0;
-  const uword buffer_size = vlib_bufer_get_default_size (vm);
+  const uword buffer_size = vlib_buffer_get_default_data_size (vm);
 
   while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
     {