Nope, it works as expected with xscreensaver. The fingerprint reader gets warm only while the password prompt is visible.
I've experimented a bit more with gnome-screensaver, and it seems like it only happens after the prompt has been shown once and timed out. (Does the prompt go away when it times out and the screen gets turned off?) -- Fingerprint reader gets warm when screensaver is locked https://bugs.launchpad.net/bugs/243555 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs