From 1ab5d71927edc3a1f3f23e930646dabe107af9e2 Mon Sep 17 00:00:00 2001
From: Randy Mackay <rmackay9@yahoo.com>
Date: Wed, 29 Oct 2014 12:02:59 +0900
Subject: [PATCH] GPS: init primary_instance to zero

---
 libraries/AP_GPS/AP_GPS.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/libraries/AP_GPS/AP_GPS.cpp b/libraries/AP_GPS/AP_GPS.cpp
index 28130fffa2..414986f0aa 100644
--- a/libraries/AP_GPS/AP_GPS.cpp
+++ b/libraries/AP_GPS/AP_GPS.cpp
@@ -72,8 +72,8 @@ void AP_GPS::init(DataFlash_Class *dataflash)
 {
     _DataFlash = dataflash;
     hal.uartB->begin(38400UL, 256, 16);
-#if GPS_MAX_INSTANCES > 1
     primary_instance = 0;
+#if GPS_MAX_INSTANCES > 1
     if (hal.uartE != NULL) {
         hal.uartE->begin(38400UL, 256, 16);        
     }
@@ -363,7 +363,6 @@ AP_GPS::update(void)
         }
     }
 #else
-	primary_instance=0;
     num_instances = 1;
 #endif // GPS_MAX_INSTANCES
 	// update notify with gps status. We always base this on the primary_instance