From 815e221c1fcc4c67d0db1675ae1bdb39bad35ffd Mon Sep 17 00:00:00 2001
From: Lorenz Meier <lm@inf.ethz.ch>
Date: Tue, 22 Apr 2014 01:23:55 +0200
Subject: mavlink: Start the same in HIL mode as in normal mode. Requires all
 HIL tools to run sh /etc/init.d/rc.usb now. Improve UART error handling

---
 src/modules/mavlink/mavlink_main.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/modules')

diff --git a/src/modules/mavlink/mavlink_main.cpp b/src/modules/mavlink/mavlink_main.cpp
index a9f5f4de7..227e99b48 100644
--- a/src/modules/mavlink/mavlink_main.cpp
+++ b/src/modules/mavlink/mavlink_main.cpp
@@ -574,6 +574,11 @@ int Mavlink::mavlink_open_uart(int baud, const char *uart_name, struct termios *
 	/* open uart */
 	_uart_fd = open(uart_name, O_RDWR | O_NOCTTY);
 
+	if (_uart_fd < 0) {
+		return _uart_fd;
+	}
+
+
 	/* Try to set baud rate */
 	struct termios uart_config;
 	int termios_state;
-- 
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