From c7253c13a097bef11415469fd679ac12de3219a8 Mon Sep 17 00:00:00 2001
From: Andreas Zweili <andreas@zweili.ch>
Date: Mon, 15 Jan 2024 18:38:45 +0100
Subject: [PATCH] Add function to unmount partitions

---
 scripts/format-disk.sh | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/scripts/format-disk.sh b/scripts/format-disk.sh
index 82d2eb5..a8420c9 100755
--- a/scripts/format-disk.sh
+++ b/scripts/format-disk.sh
@@ -69,6 +69,14 @@ mount_partitions() {
     mount /dev/disk/by-label/BOOTTOFRMT $BOOT_DIR
 }
 
+umount_partitions() {
+    echo "Unmount partitions."
+    sleep 5
+    umount $BOOT_DIR
+    umount $ROOT_DIR
+    cryptsetup close $LUKS_NAME
+}
+
 create_uefi() {
     echo "Create UEFI"
     curl -o /tmp/pi4-uefi.zip -L https://github.com/pftf/RPi4/releases/download/v1.35/RPi4_UEFI_Firmware_v1.35.zip