#!/bin/bash
+
if [[ ! -e "/dev/sda1" ]]; then
exit 1
fi
printf "Found USB... "
umount /dev/sda1 > /dev/null 2>&1
-mount /dev/sda1 > /dev/null 2>&1 || (printf "Mount failure\n" && exit 1)
+mount /dev/sda1 > /dev/null 2>&1 || { printf "Mount failure\n"; exit 1; }
printf "\t\tMount OK\n"