core: fix bad parent hash when jumping to genesis in setHead (ethereu…

…m#23162)
sidhujag · Jul 10, 2021 · 948f8e4 · 948f8e4
1 parent 964d3c9
commit 948f8e4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/core/headerchain.go b/core/headerchain.go
@@ -574,7 +574,7 @@ func (hc *HeaderChain) SetHead(head uint64, updateFn UpdateHeadBlocksCallback, d
 		if parent == nil {
 			parent = hc.genesisHeader
 		}
-		parentHash = hdr.ParentHash
+		parentHash = parent.Hash()
 
 		// Notably, since geth has the possibility for setting the head to a low
 		// height which is even lower than ancient head.