From c1f89dbd5c9de5f1bbb1bc0f858911a9f06d6f9d Mon Sep 17 00:00:00 2001
From: Lorenz Meier <lm@inf.ethz.ch>
Date: Sun, 4 Jan 2015 00:08:04 +0100
Subject: [PATCH] GPS driver: Check return value of settime and notify shell if
 call fails

---
 src/drivers/gps/ubx.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/drivers/gps/ubx.cpp b/src/drivers/gps/ubx.cpp
index 5db3ced7cd..4563fb65cf 100644
--- a/src/drivers/gps/ubx.cpp
+++ b/src/drivers/gps/ubx.cpp
@@ -826,7 +826,9 @@ UBX::payload_rx_done(void)
 			timespec ts;
 			ts.tv_sec = epoch;
 			ts.tv_nsec = _buf.payload_rx_nav_timeutc.nano;
-			clock_settime(CLOCK_REALTIME, &ts);
+			if (clock_settime(CLOCK_REALTIME, &ts)) {
+				warn("failed setting clock");
+			}
 
 			_gps_position->time_gps_usec = ((uint64_t)epoch) * 1000000ULL;
 			_gps_position->time_gps_usec += _buf.payload_rx_nav_timeutc.nano / 1000;