Fix issue with deleting lvm

src/installer

@@ -15,7 +15,7 @@
 # immutable variables {
 
 readonly DIST="Archlabs"     # Linux distributor
-readonly VER="1.6.8"         # Installer version
+readonly VER="1.6.9"         # Installer version
 readonly LIVE="liveuser"     # Live session user name
 readonly TRN="/installer"    # Translation path
 readonly MNT="/mnt/install"  # Install mountpoint
@@ -1381,22 +1381,22 @@ lvm_detect() {
 }
 
 lvm_show_vg() {
+    DEL_VG=""
     VOL_GROUP_LIST=""
 
     for i in $(lvs --noheadings | awk '{print $2}' | uniq); do
         VOL_GROUP_LIST="$VOL_GROUP_LIST $i $(vgdisplay "$i" | awk '/VG Size/ {print $3$4}')"
     done
 
-    if [[ -z $VOL_GROUP_LIST ]]; then
+    if [[ $VOL_GROUP_LIST == "" ]]; then
         msgbox "$_ErrTitle" "$_LvmVGErr"
         return 1
     fi
 
     tput civis
-    choice="$(dialog --cr-wrap --stdout --backtitle "$BT" \
+    DEL_VG="$(dialog --cr-wrap --stdout --backtitle "$BT" \
         --title " $_PrepLVM " --menu "$_LvmSelVGBody" 18 70 10 $VOL_GROUP_LIST)"
-    [[ $? != 0 || $choice == "" ]] && return 1
-    echo -n "$choice"
+    [[ $? != 0 || $DEL_VG == "" ]] && return 1
 }
 
 get_lv_size() {
@@ -1541,7 +1541,7 @@ lvm_create() {
 
     # get volume group name then confirm or bail out
     lvm_group_name || return 1
-    yesno "$_LvmCreateVG" "$_LvmPvConfBody1 $VOLUME_GROUP\n$_LvmPvConfBody2 $VOL_GROUP_PARTS" || return 1
+    yesno "$_LvmCreateVG" "$_LvmPvConfBody1 $VOLUME_GROUP\n\n$_LvmPvConfBody2 $VOL_GROUP_PARTS\n" || return 1
 
     # create it
     infobox "$_LvmCreateVG" "$_LvmPvActBody1 $VOLUME_GROUP\n"
@@ -1583,9 +1583,9 @@ lvm_create() {
 }
 
 lvm_del_vg() {
-    local choice
-    choice="$(lvm_show_vg)"
-    yesno "$_LvmDelVG" "$_LvmDelQ" && vgremove -f "$choice" >/dev/null 2>&1
+    if lvm_show_vg; then
+        yesno "$_LvmDelVG" "$_LvmDelQ" && vgremove -f "$DEL_VG" >/dev/null 2>&1
+    fi
     return 0
 }