From ba8fd9042ad4a5da3f5d2e3db6350793666ea403 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@lukeshu.com>
Date: Mon, 20 Mar 2023 12:28:36 -0400
Subject: btrfstree: LookupTreeRoot: Don't discard the context of an error

---
 lib/btrfs/btrfstree/btree_forrest.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/btrfs/btrfstree/btree_forrest.go b/lib/btrfs/btrfstree/btree_forrest.go
index 8f8e2de..197edc2 100644
--- a/lib/btrfs/btrfstree/btree_forrest.go
+++ b/lib/btrfs/btrfstree/btree_forrest.go
@@ -59,7 +59,7 @@ func LookupTreeRoot(_ context.Context, fs TreeOperator, sb Superblock, treeID bt
 		rootItem, err := fs.TreeSearch(btrfsprim.ROOT_TREE_OBJECTID, SearchRootItem(treeID))
 		if err != nil {
 			if errors.Is(err, ErrNoItem) {
-				err = ErrNoTree
+				err = fmt.Errorf("%w: %s", ErrNoTree, err)
 			}
 			return nil, fmt.Errorf("tree %s: %w", treeID.Format(btrfsprim.ROOT_TREE_OBJECTID), err)
 		}
-- 
cgit v1.2.3-2-g168b