From 990b76e6e51388a58a1af46b4478cd4638cd56aa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Patrick=20Jos=C3=A9=20Pereira?= <patrickelectric@gmail.com>
Date: Mon, 20 May 2019 13:24:01 -0300
Subject: [PATCH] APMSensorsComponentController: Check zero value before
 division
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Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>
---
 src/AutoPilotPlugins/APM/APMSensorsComponentController.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/AutoPilotPlugins/APM/APMSensorsComponentController.cc b/src/AutoPilotPlugins/APM/APMSensorsComponentController.cc
index 1d45eb05a..14d54704a 100644
--- a/src/AutoPilotPlugins/APM/APMSensorsComponentController.cc
+++ b/src/AutoPilotPlugins/APM/APMSensorsComponentController.cc
@@ -782,7 +782,7 @@ void APMSensorsComponentController::_handleMagCalProgress(mavlink_message_t& mes
             }
         }
 
-        if (magCalProgress.compass_id < 3) {
+        if (magCalProgress.compass_id < 3 && compassCalCount != 0) {
             // Each compass gets a portion of the overall progress
             _rgCompassCalProgress[magCalProgress.compass_id] = magCalProgress.completion_pct / compassCalCount;
         }
-- 
2.22.0