From 7512692e798a13480c94139ca0fc3fd2e92c9e5b Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Sat, 28 Oct 2017 15:35:58 +0200
Subject: [PATCH] Fix initial cycle noise with dummy-loopback

---
 libs/backends/dummy/dummy_audiobackend.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libs/backends/dummy/dummy_audiobackend.cc b/libs/backends/dummy/dummy_audiobackend.cc
index 3993c82f1b..a8dcb8509e 100644
--- a/libs/backends/dummy/dummy_audiobackend.cc
+++ b/libs/backends/dummy/dummy_audiobackend.cc
@@ -1891,7 +1891,7 @@ DummyAudioPort::setup_generator (GeneratorType const g, float const samplerate,
 			_ltcbuf = new PBD::RingBuffer<Sample> (std::max (DummyAudioBackend::max_buffer_size() * 2.f, samplerate));
 			break;
 		case Loopback:
-			_wavetable = (Sample*) malloc (DummyAudioBackend::max_buffer_size() * sizeof(Sample));
+			_wavetable = (Sample*) calloc (DummyAudioBackend::max_buffer_size(), sizeof(Sample));
 			break;
 	}
 	return name;