From 70da4ad893f9254b6a47913220d926cee47db177 Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Thu, 30 Apr 2020 10:35:50 -0600
Subject: [PATCH] fix 52b906651180 (incorrect logic). Restores audio playback
 from disk

---
 libs/ardour/disk_reader.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libs/ardour/disk_reader.cc b/libs/ardour/disk_reader.cc
index 0aa29a40e6..250d5742bc 100644
--- a/libs/ardour/disk_reader.cc
+++ b/libs/ardour/disk_reader.cc
@@ -266,7 +266,7 @@ DiskReader::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_samp
 	ChannelList::iterator          chan;
 	sampleoffset_t                 disk_samples_to_consume;
 	MonitorState                   ms = _track->monitoring_state ();
-	const bool                     midi_only = (c->empty() || _playlists[DataType::AUDIO]);
+	const bool                     midi_only = (c->empty() || !_playlists[DataType::AUDIO]);
 
 	if (_active) {
 		if (!_pending_active) {