PARTITION_DEVICE="$(readlink -f /dev/disk/by-label/multiboot)"
sudo mkdir -p "$MULTIBOOT_MNT"
- while sudo umount "$PARTITION_DEVICE"; do true; done
+ while sudo umount "$PARTITION_DEVICE" &> /dev/null; do true; done
sudo mount "$PARTITION_DEVICE" "$MULTIBOOT_MNT" -o "uid=$(whoami)"
}