[CAN]: Allocate protocol numbers for PF_CAN
This patch adds a protocol/address family number, ARP hardware type,
ethernet packet type, and a line discipline number for the SocketCAN
implementation.
Signed-off-by: Oliver Hartkopp <oliver.hartkopp@volkswagen.de>
Signed-off-by: Urs Thuermann <urs.thuermann@volkswagen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/if_arp.h b/include/linux/if_arp.h
index ed7b93c..296e8e8 100644
--- a/include/linux/if_arp.h
+++ b/include/linux/if_arp.h
@@ -52,6 +52,7 @@
#define ARPHRD_ROSE 270
#define ARPHRD_X25 271 /* CCITT X.25 */
#define ARPHRD_HWX25 272 /* Boards with X.25 in firmware */
+#define ARPHRD_CAN 280 /* Controller Area Network */
#define ARPHRD_PPP 512
#define ARPHRD_CISCO 513 /* Cisco HDLC */
#define ARPHRD_HDLC ARPHRD_CISCO
