Oops, it seems to be evident the "problem" is not in kernel but in devices which do not comply with the USB specification.
Workaround found here, as mentioned by Danilo Шеган : https://bugs.launchpad.net/ubuntu/+source/linux-source-2.6.20/+bug/85488
Well, also Dell seems to be shipping such devices in their laptops: SGS Thomson Microelectronics Fingerprint Reader in my Latitude D820 has the problem.
Oops, it seems to be evident the "problem" is not in kernel but in devices which do not comply with the USB specification. /bugs.launchpad .net/ubuntu/ +source/ linux-source- 2.6.20/ +bug/85488
Workaround found here, as mentioned by Danilo Шеган : https:/
Well, also Dell seems to be shipping such devices in their laptops: SGS Thomson Microelectronics Fingerprint Reader in my Latitude D820 has the problem.