modified: configure_bootloader_cnf.sh

fix
        ROOT_PARTITION='/dev/$device'

operation/configure_bootloader_cnf.sh

@@ -102,13 +102,13 @@ EOF
 	# initrd can't switch root .
 	devname=$(basename $ROOT_PARTITION)
 	if [[ "$devname" =~ ^md[0-9]*$ ]];then
-		root_dev="$ROOT_PARTITION"
+		root_dev="/dev/$ROOT_PARTITION"
 	else
 		by_uuid=$(get_disk_sym $ROOT_PARTITION "by-uuid")
 		if [ -n "$by_uuid" ];then
 			root_dev="UUID=$(echo $by_uuid|sed 's/.*\///')"
 		else
-			root_dev="$ROOT_PARTITION"
+			root_dev="/dev/$ROOT_PARTITION"
 		fi
 	fi
 	info "root_dev: $root_dev"