#include <linux/etherdevice.h>
#include <linux/rtnetlink.h>
-#define VLAN_HLEN 4 /* The additional bytes (on top of the Ethernet header)
- * that VLAN requires.
+#define VLAN_HLEN 4 /* The additional bytes required by VLAN
+ * (in addition to the Ethernet header)
*/
-#define VLAN_ETH_ALEN 6 /* Octets in one ethernet addr */
#define VLAN_ETH_HLEN 18 /* Total octets in header. */
#define VLAN_ETH_ZLEN 64 /* Min. octets in frame sans FCS */
veth = (struct vlan_ethhdr *)skb_push(skb, VLAN_HLEN);
/* Move the mac addresses to the beginning of the new header. */
- memmove(skb->data, skb->data + VLAN_HLEN, 2 * VLAN_ETH_ALEN);
+ memmove(skb->data, skb->data + VLAN_HLEN, 2 * ETH_ALEN);
skb->mac_header -= VLAN_HLEN;
/* first, the ethernet type */