vlib rename vlib_frame_args(...) to vlib_frame_scalar_args(..)

Typically we have scalar_size == 0, so it doesn't matter
but vlib_frame_args was providing pointer to scalar frame
data, not vector data. To avoid future confusion function
is renamed to vlib_frame_scalar_args(...)

Change-Id: I48b75523b46d487feea24f3f3cb10c528dde516f
Signed-off-by: Damjan Marion <damarion@cisco.com>
diff --git a/src/vnet/unix/tapcli.c b/src/vnet/unix/tapcli.c
index 765e857..83ac33f 100644
--- a/src/vnet/unix/tapcli.c
+++ b/src/vnet/unix/tapcli.c
@@ -170,7 +170,7 @@
 static uword
 tapcli_tx (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
 {
-  u32 *buffers = vlib_frame_args (frame);
+  u32 *buffers = vlib_frame_vector_args (frame);
   uword n_packets = frame->n_vectors;
   tapcli_main_t *tm = &tapcli_main;
   tapcli_interface_t *ti;
@@ -603,7 +603,7 @@
 tapcli_nopunt_frame (vlib_main_t * vm,
 		     vlib_node_runtime_t * node, vlib_frame_t * frame)
 {
-  u32 *buffers = vlib_frame_args (frame);
+  u32 *buffers = vlib_frame_vector_args (frame);
   uword n_packets = frame->n_vectors;
   vlib_buffer_free (vm, buffers, n_packets);
   vlib_frame_free (vm, node, frame);
diff --git a/src/vnet/unix/tuntap.c b/src/vnet/unix/tuntap.c
index 5f22592..d663d96 100644
--- a/src/vnet/unix/tuntap.c
+++ b/src/vnet/unix/tuntap.c
@@ -146,7 +146,7 @@
 static uword
 tuntap_tx (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
 {
-  u32 *buffers = vlib_frame_args (frame);
+  u32 *buffers = vlib_frame_vector_args (frame);
   uword n_packets = frame->n_vectors;
   tuntap_main_t *tm = &tuntap_main;
   vnet_main_t *vnm = vnet_get_main ();
@@ -934,7 +934,7 @@
 tuntap_nopunt_frame (vlib_main_t * vm,
 		     vlib_node_runtime_t * node, vlib_frame_t * frame)
 {
-  u32 *buffers = vlib_frame_args (frame);
+  u32 *buffers = vlib_frame_vector_args (frame);
   uword n_packets = frame->n_vectors;
   vlib_buffer_free (vm, buffers, n_packets);
   vlib_frame_free (vm, node, frame);
@@ -980,7 +980,7 @@
 		 vlib_node_runtime_t * node, vlib_frame_t * frame)
 {
   tuntap_main_t *tm = &tuntap_main;
-  u32 *buffers = vlib_frame_args (frame);
+  u32 *buffers = vlib_frame_vector_args (frame);
   uword n_buffers = frame->n_vectors;
 
   /* Normal interface transmit happens only on the normal interface... */