From a50e6c6dd7baa50e1fbf85a1ac4d0eeece832853 Mon Sep 17 00:00:00 2001
From: Nikita Tomilov <nikita.tomilov@emlid.com>
Date: Thu, 28 Dec 2017 11:56:29 +0300
Subject: [PATCH] AP_HAL: board: linux: Add default CAN interface name

---
 libraries/AP_HAL/board/linux.h | 4 ++++
 libraries/AP_HAL_Linux/CAN.cpp | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/libraries/AP_HAL/board/linux.h b/libraries/AP_HAL/board/linux.h
index 501504f1a4..b60c40737b 100644
--- a/libraries/AP_HAL/board/linux.h
+++ b/libraries/AP_HAL/board/linux.h
@@ -430,3 +430,7 @@
 #ifndef HAL_BOARD_STORAGE_DIRECTORY
 #define HAL_BOARD_STORAGE_DIRECTORY "/var/lib/ardupilot"
 #endif
+
+#ifndef HAL_BOARD_CAN_IFACE_NAME
+#define HAL_BOARD_CAN_IFACE_NAME "can0"
+#endif
diff --git a/libraries/AP_HAL_Linux/CAN.cpp b/libraries/AP_HAL_Linux/CAN.cpp
index 7bbbbe0b15..1d7618c384 100644
--- a/libraries/AP_HAL_Linux/CAN.cpp
+++ b/libraries/AP_HAL_Linux/CAN.cpp
@@ -68,7 +68,7 @@ bool LinuxCAN::begin(uint32_t bitrate)
 {
     if (_initialized) return _initialized;
     // TODO: Add possibility change bitrate
-    _fd = openSocket("can0");
+    _fd = openSocket(HAL_BOARD_CAN_IFACE_NAME);
     if (_fd > 0) {
         _bitrate = bitrate;
         _initialized = true;