On my panasonic laptop my ls-120 drive was seen as sda and it was in the /mnt directory after install so you will have to mount sda. So my fix was as follows.
mount /dev/floppy /mnt/sda
here is the link to my entire post
http://www.knoppix.net/forum/viewtopic.php?t=1585

hope this helps

Nthline