From a5d208968a7180a58c2afb915ac7490786cac260 Mon Sep 17 00:00:00 2001
From: Le0xFF <43521247+Le0xFF@users.noreply.github.com>
Date: Wed, 27 Jul 2022 21:34:58 +0200
Subject: [PATCH] Fix function called when trapping signals

---
 vli.sh | 21 +++++++++++++--------
 1 file changed, 13 insertions(+), 8 deletions(-)

diff --git a/vli.sh b/vli.sh
index b0b473a..0c2ae7a 100755
--- a/vli.sh
+++ b/vli.sh
@@ -36,21 +36,26 @@ function kill_script {
 
   echo -e -n "\n\nKill signal captured, unmonting, cleaning and closing everything.\n\n"
 
-  for dir in sys dev proc ; do
-    umount /mnt/$dir
-  done
-  umount -l /mnt/home
-  umount -l /mnt
-  if [[ "$lvm_yn" == "y" ]] || [[ "$lvm_yn" == "Y" ]] ; then
-    lvchange -an /dev/mapper/"$vg_name"-"$lv_root_name"
+  if grep -q /mnt /proc/mounts ; then
+    for dir in sys dev proc ; do
+      umount /mnt/$dir
+    done
+    umount -l /mnt/home
+    umount -l /mnt
+    if [[ "$lvm_yn" == "y" ]] || [[ "$lvm_yn" == "Y" ]] ; then
+      if [[ -n "$lv_root_name" ]] ; then
+          lvchange -an /dev/mapper/"$vg_name"-"$lv_root_name"
+      fi
+    fi
+    cryptsetup close /dev/mapper/"$encrypted_name"
   fi
-  cryptsetup close /dev/mapper/"$encrypted_name"
 
   if [[ -f "$HOME"/chroot.sh ]] ; then
     rm -f "$HOME"/chroot.sh
   fi
 
   echo -e -n "\n\nEverything's done, quitting.\n\n"
+  exit 1
 
 }