This bug was fixed in the package initramfs-tools - 0.92bubuntu75
--------------- initramfs-tools (0.92bubuntu75) lucid; urgency=low
* When specifying a network interface by MAC address, set DEVICE to (e.g.) eth0 rather than /sys/class/net/eth0 (LP: #546964). -- Colin Watson <email address hidden> Wed, 21 Apr 2010 12:40:42 +0100
This bug was fixed in the package initramfs-tools - 0.92bubuntu75
---------------
initramfs-tools (0.92bubuntu75) lucid; urgency=low
* When specifying a network interface by MAC address, set DEVICE to (e.g.)
eth0 rather than /sys/class/net/eth0 (LP: #546964).
-- Colin Watson <email address hidden> Wed, 21 Apr 2010 12:40:42 +0100