From 411b439c1e51a588090aea8c06a85437df745632 Mon Sep 17 00:00:00 2001
From: Agnish Ghosh <iamagnix@gmail.com>
Date: Fri, 11 Oct 2024 03:34:18 +0530
Subject: [PATCH] fix len

---
 beacon_chain/spec/eip7594_helpers.nim | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/beacon_chain/spec/eip7594_helpers.nim b/beacon_chain/spec/eip7594_helpers.nim
index 88e44aa1a..41aa4cfcb 100644
--- a/beacon_chain/spec/eip7594_helpers.nim
+++ b/beacon_chain/spec/eip7594_helpers.nim
@@ -191,10 +191,10 @@ proc recover_cells_and_proofs*(
       return err ("DataColumns do not have the same length")
 
   var
-    recovered_cps = newSeq[CellsAndProofs]
+    recovered_cps: seq[CellsAndProofs]
   recovered_cps.setLen(blobCount)
 
-  for blobIdx in 0 ..< blobCount:
+  for blobIdx in 0..<blobCount:
     var
       bIdx = blobIdx
       cell_ids = newSeqOfCap[CellID](columnCount)
@@ -294,6 +294,8 @@ proc get_data_column_sidecars*(signed_beacon_block: deneb.TrustedSignedBeaconBlo
       column_cells.add(cellsAndProofs[i].cells)
       column_proofs.add(cellsAndProofs[i].proofs)
 
+    column_proofs.setLen(blck.body.blob_kzg_commitments.len)
+
     var sidecar = DataColumnSidecar(
       index: ColumnIndex(column_index),
       column: DataColumn.init(column_cells),
@@ -347,6 +349,8 @@ proc get_data_column_sidecars*(signed_beacon_block: deneb.SignedBeaconBlock |
       column_cells.add(cellsAndProofs[i].cells)
       column_proofs.add(cellsAndProofs[i].proofs)
 
+    column_proofs.setLen(blck.body.blob_kzg_commitments.len)
+
     var sidecar = DataColumnSidecar(
       index: ColumnIndex(column_index),
       column: DataColumn.init(column_cells),