Tidy up some text

installer

@@ -386,7 +386,7 @@ main()
 		tput civis
 		dialog --backtitle "$DIST Installer - $SYS - v$VER" --title " Prepare " \
 			--default-item $SEL --cancel-label 'Exit' --menu "$_prep" 0 0 0 \
-			1 "Storage device management" \
+			1 "Storage management" \
 			2 "* Mount partitions" \
 			3 "* Select bootloader" \
 			4 "* Username and password" \
@@ -416,7 +416,6 @@ main()
 			*)  yesno "Exit" "\nUnmount partitions (if any) and exit the installer?\n" && die 0
 		esac
 	fi
-
 }
 
 select_show()
@@ -851,26 +850,28 @@ select_packages()
 dev_menu()
 {
 	local txt="$1"
+	local choice=''
 	local back="Return to the main menu"
 	[[ $txt ]] && back="Return to mounting"
 
 	while :; do
-		dlg DEVMNG_OPT menu "Device Management" "\nHere you can perform some operations to modify system storage devices.\nSelect an option from the list below to get started\n$txt" \
+		dlg choice menu "Device Management" \
+			"\nHere you can perform some operations to modify system storage devices.\nSelect an option from the list below to see more.\n$txt" \
 			'view' 'View the device tree output from lsblk' \
 			'part' 'Modify the partition layout of a device' \
 			'luks' 'Setup LUKS encryption on a partition or LVM' \
 			'lvm'  'Setup logical volume management on partition(s)' \
 			'back' "$back" || return 0
 
-		if [[ $DEVMNG_OPT == 'back' ]]; then
+		if [[ $choice == 'back' ]]; then
 			return 0
-		elif [[ -z $WARN && $DEVMNG_OPT != 'view' ]]; then
+		elif [[ -z $WARN && $choice != 'view' ]]; then
 			msg "Data Warning" "$_warn"
 			WARN=true
 		fi
-		case $DEVMNG_OPT in
+		case "$choice" in
 			'view') part_show ;;
-			'part') part_menu ;;
+			'part') part_menu && [[ "$AUTO_ROOT" ]] && return 0 ;;
 			'luks') luks_menu ;;
 			'lvm')  lvm_menu  ;;
 		esac
@@ -884,8 +885,9 @@ dev_menu()
 
 part_menu()
 {
-	is_bg_install || return 0
 	local device choice devhash
+
+	is_bg_install || return 0
 	devhash="$(lsblk -f | base64)"
 	umount_dir "$MNT"
 	part_device || return 1