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![Andy Walls](/assets/img/avatar_default.png)
This reverts commit 8090232a237ab62e22307fc060097da1a283dd66 and adds an additional check for ir->tx == NULL. The user may need us to handle an RX only unit. Apparently there are TV capture units in existence with Rx only wiring and/or RX only firmware for the on-board Zilog Z8 IR unit. Signed-off-by: Andy Walls <awalls@md.metrocast.net> Signed-off-by: Jarod Wilson <jarod@redhat.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>