From: Keith Packard <keithp@keithp.com>
Date: Sun, 28 May 2017 21:42:30 +0000 (-0700)
Subject: altoslib: Check for empty gps height series
X-Git-Tag: 1.8~65
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=bd7dd6f5adbe25708ba0276444196964f66b3c4a

altoslib: Check for empty gps height series

When the gps height series is present but empty, there won't be a max value.

Signed-off-by: Keith Packard <keithp@keithp.com>
---

diff --git a/altoslib/AltosFlightStats.java b/altoslib/AltosFlightStats.java
index 1d020a9d..8a50f4b5 100644
--- a/altoslib/AltosFlightStats.java
+++ b/altoslib/AltosFlightStats.java
@@ -254,8 +254,10 @@ public class AltosFlightStats {
 				max_acceleration = tv.value;
 		}
 		max_gps_height = AltosLib.MISSING;
-		if (series.gps_height != null)
-			max_gps_height = series.gps_height.max().value;
-
+		if (series.gps_height != null) {
+			AltosTimeValue tv = series.gps_height.max();
+			if (tv != null)
+				max_gps_height = tv.value;
+		}
 	}
 }