vlib: fix the offload flags size

Type: fix

Change-Id: I433fe3799975fe3ba00fa30226f6e8dae34e88fc
Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
diff --git a/src/vnet/devices/virtio/vhost_user_input.c b/src/vnet/devices/virtio/vhost_user_input.c
index 1636bd8..69fba41 100644
--- a/src/vnet/devices/virtio/vhost_user_input.c
+++ b/src/vnet/devices/virtio/vhost_user_input.c
@@ -253,7 +253,7 @@
   ethernet_header_t *eh = (ethernet_header_t *) b0_data;
   u16 ethertype = clib_net_to_host_u16 (eh->type);
   u16 l2hdr_sz = sizeof (ethernet_header_t);
-  u32 oflags = 0;
+  vnet_buffer_oflags_t oflags = 0;
 
   if (ethernet_frame_is_tagged (ethertype))
     {