[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>

1 files changed, 2 insertions, 1 deletions

diff --git a/include/linux/tty.h b/include/linux/tty.h
index defd2ab72449..402de892b3ed 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -23,7 +23,7 @@
  */
 #define NR_UNIX98_PTY_DEFAULT   4096      /* Default maximum for Unix98 ptys */
 #define NR_UNIX98_PTY_MAX       (1 << MINORBITS) /* Absolute limit */
-#define NR_LDISCS               17
+#define NR_LDISCS               18
 
 /* line disciplines */
 #define N_TTY           0
@@ -44,6 +44,7 @@
 #define N_SYNC_PPP      14      /* synchronous PPP */
 #define N_HCI           15      /* Bluetooth HCI UART */
 #define N_GIGASET_M101  16      /* Siemens Gigaset M101 serial DECT adapter */
+#define N_SLCAN         17      /* Serial / USB serial CAN Adaptors */
 
 /*
  * This character is the same as _POSIX_VDISABLE: it cannot be used as