PM-3418: Quit traversing if descendant height is lower than ancestor …

…height.
input-output-hk · Jun 18, 2021 · 1cef0a1 · 1cef0a1
1 parent ef817cc
commit 1cef0a1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/metronome/hotstuff/service/src/io/iohk/metronome/hotstuff/service/storage/BlockStorage.scala b/metronome/hotstuff/service/src/io/iohk/metronome/hotstuff/service/storage/BlockStorage.scala
@@ -155,7 +155,7 @@ class BlockStorage[N, A <: Agreement: Block](
     ): KVStoreRead[N, List[A#Hash]] = {
       if (blockHash == ancestorBlockHash) {
         KVStoreRead[N].pure(blockHash :: acc)
-      } else if (maxDistance == 0) {
+      } else if (maxDistance <= 0) {
         KVStoreRead[N].pure(Nil)
       } else {
         blockMetaColl.read(blockHash).flatMap {