+ [ -n "$macaddr" ] || \
+ rt2x00_eeprom_die "invalid wlan mac address"
+
+ macaddr_2bin $macaddr | dd of=/lib/firmware/$FIRMWARE \
+ conv=notrunc bs=1 seek=4 count=6 2>/dev/null || \
+ rt2x00_eeprom_die "failed to write mac address to eeprom file"
+}
+
+FW="/lib/firmware/$FIRMWARE"
+[ -e "$FW" ] && exit 0