Fix cross link verification

5 years ago · 907c4a75a5
parent d55cf7a810
commit 907c4a75a5
1 changed files with 2 additions and 2 deletions
--- a/node/node_cross_shard.go
+++ b/node/node_cross_shard.go
@ -97,8 +97,8 @@ func (node *Node) VerifyCrosslinkHeader(prevHeader, header *types.Header) error
 	}

 	// Verify signature of the new cross link header
-	shardState, err := node.Blockchain().ReadShardState(header.Epoch)
-	committee := shardState.FindCommitteeByID(header.ShardID)
+	shardState, err := node.Blockchain().ReadShardState(prevHeader.Epoch)
+	committee := shardState.FindCommitteeByID(prevHeader.ShardID)

 	if err != nil || committee == nil {
 		return ctxerror.New("[CrossLink] Failed to read shard state for cross link header", "shardID", header.ShardID, "blockNum", header.Number).WithCause(err)