From f06c608fcef2302d72d1a888891c7f0a94a13f6a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=96mer=20AKBA=C5=9E?=
 <45395318+omer-akbas@users.noreply.github.com>
Date: Mon, 3 May 2021 04:01:28 +0300
Subject: [PATCH] Fix rename err

Cannot change filename because the file is open (f1) and gives rename error. It must be closed before changing its name.
---
 pkg/api/merge.go | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/pkg/api/merge.go b/pkg/api/merge.go
index 57777c670..2ae5c2787 100644
--- a/pkg/api/merge.go
+++ b/pkg/api/merge.go
@@ -182,13 +182,13 @@ func MergeAppendFile(inFiles []string, outFile string, conf *pdfcpu.Configuratio
 		if err = f2.Close(); err != nil {
 			return
 		}
-		if f1 != nil {
-			if err = os.Rename(tmpFile, outFile); err != nil {
+		for _, f := range ff {
+			if err = f.Close(); err != nil {
 				return
 			}
 		}
-		for _, f := range ff {
-			if err = f.Close(); err != nil {
+		if f1 != nil {
+			if err = os.Rename(tmpFile, outFile); err != nil {
 				return
 			}
 		}