Exit on mysql command failure

install-freedombone.sh

       echo '  fi' >> /usr/bin/$RESTORE_SCRIPT_NAME
       echo '  BACKUP_MARIADB_PASSWORD=$(</root/tempmariadb/usb/backup/mariadb/tempmariadb/db)' >> /usr/bin/$RESTORE_SCRIPT_NAME
       echo '  echo "Restore the MariaDB user table"' >> /usr/bin/$RESTORE_SCRIPT_NAME
-      echo '  mysql -u root --password=$DATABASE_PASSWORD mysql -o < /root/tempmariadb/usb/backup/mariadb/tempmariadb/mysql.sql' >> /usr/bin/$RESTORE_SCRIPT_NAME
+      echo '  mysqlsuccess=$(mysql -u root --password=$DATABASE_PASSWORD mysql -o < /root/tempmariadb/usb/backup/mariadb/tempmariadb/mysql.sql)' >> /usr/bin/$RESTORE_SCRIPT_NAME
+      echo '  if [ ! "$mysqlsuccess" ]; then' >> /usr/bin/$RESTORE_SCRIPT_NAME
+      echo '    echo "$mysqlsuccess"' >> /usr/bin/$RESTORE_SCRIPT_NAME
+      echo '    exit 962' >> /usr/bin/$RESTORE_SCRIPT_NAME
+      echo '  fi' >> /usr/bin/$RESTORE_SCRIPT_NAME
       echo '  shred -zu /root/tempmariadb/usb/backup/mariadb/tempmariadb/db' >> /usr/bin/$RESTORE_SCRIPT_NAME
       echo '  rm -rf /root/tempmariadb' >> /usr/bin/$RESTORE_SCRIPT_NAME
       echo '  echo "Apply the new MariaDB user table"' >> /usr/bin/$RESTORE_SCRIPT_NAME