Merge pull request #590 from iotaledger/fix/liveness-threshold-datarace

Add lock to resolve potential data race.
iotaledger · Dec 4, 2023 · 73bcaa9 · 73bcaa9
2 parents 137a186 + 6a97929
commit 73bcaa9
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/pkg/protocol/engine/tipselection/v1/tip_selection.go b/pkg/protocol/engine/tipselection/v1/tip_selection.go
@@ -187,6 +187,9 @@ func (t *TipSelection) classifyTip(tipMetadata tipmanager.TipMetadata) {
 		tipMetadata.TipPool().Set(tipmanager.DroppedTipPool)
 	}
 
+	t.livenessThresholdQueueMutex.RLock()
+	defer t.livenessThresholdQueueMutex.RUnlock()
+
 	t.livenessThresholdQueue.Push(tipMetadata, tipMetadata.Block().IssuingTime().Add(t.livenessThreshold(tipMetadata)))
 }