The readers report card present and then card absent. The driver can't do much to know this is not correct and must trust the reader.
I will try to find a Alcor Micro AU9540 reader and to tests. But it looks like it is a reader bug. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1307109 Title: Alcor Micro AU9540 keeps powering down when card is present To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1307109/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs