consensus/bor: fetch validator set using parent hash

maticnetwork · Dec 10, 2024 · 14c8887 · 14c8887
1 parent 67b12b5
commit 14c8887
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/consensus/bor/bor.go b/consensus/bor/bor.go
@@ -468,8 +468,9 @@ func (c *Bor) verifyCascadingFields(chain consensus.ChainHeaderReader, header *t
 
 	// Verify the validator list match the local contract
 	if IsSprintStart(number+1, c.config.CalculateSprint(number)) {
-		newValidators, err := c.spanner.GetCurrentValidatorsByBlockNrOrHash(context.Background(), rpc.BlockNumberOrHashWithNumber(rpc.LatestBlockNumber), number+1)
-
+		// Use parent block's hash to make the eth_call to fetch validators so that the state being
+		// used to make the call is of the same fork.
+		newValidators, err := c.spanner.GetCurrentValidatorsByBlockNrOrHash(context.Background(), rpc.BlockNumberOrHashWithHash(header.ParentHash, false), number+1)
 		if err != nil {
 			return err
 		}