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[time-sync] fix incorrect status after boot (#3291)

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This commit is contained in:
Joseph Newman
2018-11-12 18:22:51 -08:00
committed by Jonathan Hui
parent 9f7bc3a6ec
commit 7d36e8d913
1 changed files with 6 additions and 1 deletions
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src/core/thread/time_sync_service.cpp
+6 -1
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@@ -195,7 +195,12 @@ void TimeSync::CheckAndHandleChanges(bool aTimeUpdated)
case OT_DEVICE_ROLE_CHILD:
case OT_DEVICE_ROLE_ROUTER:
if (timeSyncLastSyncMs > resyncNeededThresholdMs)
if (mLastTimeSyncReceived == 0)
{
// Haven't yet received any time sync
networkTimeStatus = OT_NETWORK_TIME_UNSYNCHRONIZED;
}
else if (timeSyncLastSyncMs > resyncNeededThresholdMs)
{
// The device hasn’t received time sync for more than two periods time.
networkTimeStatus = OT_NETWORK_TIME_RESYNC_NEEDED;