From 847b5898220479e7cef17e29274125255dc75f44 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C5=81ukasz=20Magiera?= <magik6k@gmail.com>
Date: Sat, 17 Feb 2024 14:51:02 +0100
Subject: [PATCH] treed: Close out file

---
 provider/lpproof/treed_build.go | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/provider/lpproof/treed_build.go b/provider/lpproof/treed_build.go
index bf91da8c8..e144f695b 100644
--- a/provider/lpproof/treed_build.go
+++ b/provider/lpproof/treed_build.go
@@ -51,11 +51,17 @@ func hashChunk(data [][]byte) {
 	}
 }
 
-func BuildTreeD(data io.Reader, unpaddedData bool, outPath string, size abi.PaddedPieceSize) (cid.Cid, error) {
+func BuildTreeD(data io.Reader, unpaddedData bool, outPath string, size abi.PaddedPieceSize) (_ cid.Cid, err error) {
 	out, err := os.Create(outPath)
 	if err != nil {
 		return cid.Undef, err
 	}
+	defer func() {
+		cerr := out.Close()
+		if cerr != nil {
+			err = multierror.Append(err, cerr)
+		}
+	}()
 
 	outSize := treeSize(size)