From 146f15f438179ba86aa512a395c96eff04aec808 Mon Sep 17 00:00:00 2001
From: Kasey Kirkham <kasey@users.noreply.github.com>
Date: Thu, 8 Jun 2023 10:34:45 -0500
Subject: [PATCH] fixup! BlobSidecarsByRange rpc handler

---
 beacon-chain/sync/rpc_beacon_blocks_by_range.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/beacon-chain/sync/rpc_beacon_blocks_by_range.go b/beacon-chain/sync/rpc_beacon_blocks_by_range.go
index 5bc047df8a96..53fd280f9879 100644
--- a/beacon-chain/sync/rpc_beacon_blocks_by_range.go
+++ b/beacon-chain/sync/rpc_beacon_blocks_by_range.go
@@ -91,6 +91,9 @@ type rangeParams struct {
 }
 
 func validateRangeRequest(r *pb.BeaconBlocksByRangeRequest, current primitives.Slot) (rangeParams, error) {
+	if r.Count == 0 {
+		return rangeParams{}, p2ptypes.ErrInvalidRequest
+	}
 	rp := rangeParams{
 		start: r.StartSlot,
 		size:  r.Count,