From cd1477b81ecf4a250fb37090d081e57264c7fb5c Mon Sep 17 00:00:00 2001
From: Ian Shim <shim@fastmail.com>
Date: Fri, 23 Feb 2024 00:29:04 -0800
Subject: [PATCH] check commitment nil

---
 disperser/batcher/grpc/dispatcher.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/disperser/batcher/grpc/dispatcher.go b/disperser/batcher/grpc/dispatcher.go
index 883f0be991..0b7ff97a46 100644
--- a/disperser/batcher/grpc/dispatcher.go
+++ b/disperser/batcher/grpc/dispatcher.go
@@ -2,6 +2,7 @@ package dispatcher
 
 import (
 	"context"
+	"fmt"
 	"time"
 
 	commonpb "github.com/Layr-Labs/eigenda/api/grpc/common"
@@ -128,6 +129,12 @@ func GetStoreChunksRequest(blobMessages []*core.BlobMessage, header *core.BatchH
 }
 
 func getBlobMessage(blob *core.BlobMessage) (*node.Blob, error) {
+	if blob.BlobHeader == nil {
+		return nil, fmt.Errorf("blob header is nil")
+	}
+	if blob.BlobHeader.Commitment == nil {
+		return nil, fmt.Errorf("blob header commitment is nil")
+	}
 	commitData := &commonpb.G1Commitment{
 		X: blob.BlobHeader.Commitment.X.Marshal(),
 		Y: blob.BlobHeader.Commitment.Y.Marshal(),