From 50c474e9ef4c5e7746aa41265e5d6f26e6b2145c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Rebelo?= <joserebelo@outlook.com>
Date: Mon, 4 Sep 2023 14:12:59 +0100
Subject: [PATCH] Fix crash when timezone has no next DST transition

---
 .../gadgetbridge/externalevents/TimeChangeReceiver.java      | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/externalevents/TimeChangeReceiver.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/externalevents/TimeChangeReceiver.java
index 50147b125..b577af466 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/externalevents/TimeChangeReceiver.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/externalevents/TimeChangeReceiver.java
@@ -89,6 +89,11 @@ public class TimeChangeReceiver extends BroadcastReceiver {
         final ZoneRules zoneRules = zoneId.getRules();
         final Instant now = Instant.now();
         final ZoneOffsetTransition transition = zoneRules.nextTransition(now);
+        if (transition == null) {
+            LOG.warn("No DST transition found for {}", zoneId);
+            return;
+        }
+
         final long nextDstMillis = transition.getInstant().toEpochMilli();
         final long delayMillis = nextDstMillis - now.toEpochMilli() + 5000L;