From 6722b160cb8ea3d0591adb15fa3795ae7c9bbed7 Mon Sep 17 00:00:00 2001
From: Suikan <26223147+suikan4github@users.noreply.github.com>
Date: Sun, 8 May 2022 12:25:24 +0900
Subject: [PATCH] Clear passphrase information before exit.

---
 script/lib/common.sh         | 3 +++
 script/ubuntu-kaiten-yaki.sh | 6 ++++++
 script/void-kaiten-yaki.sh   | 6 ++++++
 3 files changed, 15 insertions(+)

diff --git a/script/lib/common.sh b/script/lib/common.sh
index c37b0f9..2a34de0 100644
--- a/script/lib/common.sh
+++ b/script/lib/common.sh
@@ -139,6 +139,9 @@ function confirmation(){
 		...Installation process terminated..
 		HEREDOC
 		return 1 # with error status
+	else
+		# Clear the PASSPHRASE for checking because we don't use it anymore. 
+		PASSPHRASE_C=""
 	fi	# passphrase validation
 
 	
diff --git a/script/ubuntu-kaiten-yaki.sh b/script/ubuntu-kaiten-yaki.sh
index 7b932e3..e3b4b5d 100644
--- a/script/ubuntu-kaiten-yaki.sh
+++ b/script/ubuntu-kaiten-yaki.sh
@@ -67,8 +67,14 @@ function main() {
 	post_install
 
 	# Free LUKS volume as swap volume.
+	echo "...Disabling swap to release the LUKS volume."
 	swapoff -a
 
+	# Deleting the passphrase information. 
+	echo "...Deleting passphrase information."
+	PASSPHRASE=""
+	export PASSPHRASE
+
 	# Normal end
 	return 0
 
diff --git a/script/void-kaiten-yaki.sh b/script/void-kaiten-yaki.sh
index d31adcc..a49a378 100644
--- a/script/void-kaiten-yaki.sh
+++ b/script/void-kaiten-yaki.sh
@@ -82,8 +82,14 @@ function main() {
 	post_install
 
 	# Free LUKS volume as swap volume.
+	echo "...Disabling swap to release the LUKS volume."
 	swapoff -a
 
+	# Deleting the passphrase information. 
+	echo "...Deleting passphrase information."
+	PASSPHRASE=""
+	export PASSPHRASE
+
 	# Normal end
 	return 0