diff options
Diffstat (limited to 'libs/ardour')
-rw-r--r-- | libs/ardour/delivery.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libs/ardour/delivery.cc b/libs/ardour/delivery.cc index b31802e894..c538f6be8a 100644 --- a/libs/ardour/delivery.cc +++ b/libs/ardour/delivery.cc @@ -236,6 +236,10 @@ Delivery::run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, pf PortSet& ports (_output->ports()); gain_t tgain; + if (ports.num_ports () == 0) { + goto out; + } + if (!_active && !_pending_active) { _output->silence (nframes); goto out; |