eth, eth/downloader: remove parent verification from the downlaoder

1 files changed, 2 insertions, 12 deletions

diff --git a/eth/downloader/downloader.go b/eth/downloader/downloader.go
index f33aa334a..fb023c7dd 100644
--- a/eth/downloader/downloader.go
+++ b/eth/downloader/downloader.go
@@ -144,18 +144,8 @@ func (d *Downloader) Synchronise(id string, hash common.Hash) error {
 }
 
 // TakeBlocks takes blocks from the queue and yields them to the caller.
-func (d *Downloader) TakeBlocks() (types.Blocks, error) {
-	// If the head block is missing, no blocks are ready
-	head := d.queue.GetHeadBlock()
-	if head == nil {
-		return nil, nil
-	}
-	// If the parent hash of the head is unknown, notify the caller
-	if !d.hasBlock(head.ParentHash()) {
-		return nil, ErrUnknownParent
-	}
-	// Otherwise retrieve a full batch of blocks
-	return d.queue.TakeBlocks(head), nil
+func (d *Downloader) TakeBlocks() types.Blocks {
+	return d.queue.TakeBlocks()
 }
 
 func (d *Downloader) Has(hash common.Hash) bool {