From 1765e5d2b4c4a9f5eeb840b599b3d80a329c686e Mon Sep 17 00:00:00 2001
From: Kyle Fearne <kyle.fearne.19@um.edu.mt>
Date: Thu, 11 Aug 2022 14:45:36 +0200
Subject: [PATCH] Fix for incorrect snapID

---
 pkg/storage/fs/cback/cback.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkg/storage/fs/cback/cback.go b/pkg/storage/fs/cback/cback.go
index 8730256f20..6ef1a5dfc1 100644
--- a/pkg/storage/fs/cback/cback.go
+++ b/pkg/storage/fs/cback/cback.go
@@ -196,6 +196,10 @@ func (fs *cback) ListFolder(ctx context.Context, ref *provider.Reference, mdKeys
 	if resp.Substring != "" {
 		ssID, searchPath = fs.pathTrimmer(snapshotList, resp)
 
+		if ssID == "" {
+			return nil, errtypes.NotFound("cback: snapshotID invalid")
+		}
+
 		//If no match in path, therefore prints the files
 		fmt.Printf("The ssID is: %v\nThe Path is %v\n", ssID, searchPath)
 		ret, err := fs.fileSystem(resp.ID, ssID, user.Username, searchPath, resp.Source)