This is a dupe of #189398, and is solved by creating a new file
(/etc/modprobe.d/blacklist-airo) containing the following two lines:
blacklist padlock_aes
blacklist geode_aes
and then restarting the machine. I now have wifi working again on my X31
in Hardy Heron!
--
No wifi after upgrade to
Thank you for taking the time to report this issue and helping to make
Ubuntu better. Examining the information you have given us, this does
not appear to be a bug report so we are closing it and converting it to
a question in the support tracker. We appreciate the difficulties you
are facing, but
