From 63b545787ee7f5d4158351c950ac4a0ac1eff886 Mon Sep 17 00:00:00 2001
From: Frederik Ring <frederik.ring@gmail.com>
Date: Thu, 1 Feb 2024 18:14:18 +0100
Subject: [PATCH] Exclusive file lock is released prematurely (#339)

---
 cmd/backup/main.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/cmd/backup/main.go b/cmd/backup/main.go
index b61c157..12db052 100644
--- a/cmd/backup/main.go
+++ b/cmd/backup/main.go
@@ -15,7 +15,9 @@ func main() {
 	}
 
 	unlock, err := s.lock("/var/lock/dockervolumebackup.lock")
-	defer s.must(unlock())
+	defer func() {
+		s.must(unlock())
+	}()
 	s.must(err)
 
 	defer func() {