Oliver Neukum d35b4ce164 USB: legousbtower: make poll notice disconnect ...

poll needs to return an error if a device is disconnected
  - make poll check for device's presence
  - wake all waiters in disconnect

Signed-off-by: Oliver Neukum <oliver@neukum.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

2009-09-23 06:46:28 -07:00

29 KiB

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