fix(blob): ensure that the share sequence is not empty (celestiaorg#2547

) (cherry picked from commit 3a3473d)
walldiss · Sep 25, 2023 · fec723c · fec723c
1 parent 615241b
commit fec723c
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/blob/helper.go b/blob/helper.go
@@ -32,6 +32,11 @@ func SharesToBlobs(rawShares []share.Share) ([]*Blob, error) {
 		return nil, err
 	}
 
+	// ensure that sequence length is not 0
+	if len(shareSequences) == 0 {
+		return nil, ErrBlobNotFound
+	}
+
 	blobs := make([]*Blob, len(shareSequences))
 	for i, sequence := range shareSequences {
 		data, err := sequence.RawData()