221341] hdpvr: Unknown symbol v4l2_device_register (err -22)
[ 9615.221856] hdpvr: Unknown symbol __video_register_device (err 0)
[ 9615.222730] hdpvr: disagrees about version of symbol v4l2_device_unregister
[ 9615.222738] hdpvr: Unknown symbol v4l2_device_unregister (err -22)
[ 9615.223210] hdpvr: disagrees about version of symbol video_device_release
[ 9615.223217] hdpvr: Unknown symbol video_device_release (err -22)