From 3ba6fea7105870752e8e94a369dd3ba7485eff94 Mon Sep 17 00:00:00 2001
From: Vladimir Zidar <mr_w@mindnever.org>
Date: Fri, 9 Feb 2018 12:58:43 +0100
Subject: [PATCH] LP-545 ubx null ptr dereference fix

---
 flight/modules/GPS/ubx_autoconfig.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/flight/modules/GPS/ubx_autoconfig.c b/flight/modules/GPS/ubx_autoconfig.c
index b1dee67ad..1f692b6d1 100644
--- a/flight/modules/GPS/ubx_autoconfig.c
+++ b/flight/modules/GPS/ubx_autoconfig.c
@@ -243,7 +243,9 @@ void gps_ubx_reset_sensor_type()
         ubxSensorType      = GPSPOSITIONSENSOR_SENSORTYPE_UNKNOWN;
         GPSPositionSensorSensorTypeSet(&ubxSensorType);
         // make the sensor type / autobaud code time out immediately to send the request immediately
-        status->lastStepTimestampRaw += 0x8000000UL;
+        if (status) {
+            status->lastStepTimestampRaw += 0x8000000UL;
+        }
     }
     --mutex;
 }