Jan, can you check "modinfo ath5k"? This message should be different for 2.6.31-20 looking at my sources and binary modules here I would expect the message to be:
I think you are using linux-backports-modules. This has the same issue in the current version but it will be fixed in the next upload. Would wireless work for you when you uninstall linux-backports-modules-wireless?
Jan, can you check "modinfo ath5k"? This message should be different for 2.6.31-20 looking at my sources and binary modules here I would expect the message to be:
"Invalid EEPROM checksum: 0x???? eep_max: 0x???? ((custom|default) size)"
I think you are using linux-backports -modules. This has the same issue in the current version but it will be fixed in the next upload. Would wireless work for you when you uninstall linux-backports -modules- wireless?