From df0571892fb748ef9a5b87de5b487b3c345711db Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Sat, 29 May 2021 17:48:45 +0200
Subject: [PATCH] Coreaudio: fix duplicates in device list

This is an edge-case only, some devices may
dis and reconnect with different IDs.
---
 libs/backends/coreaudio/coreaudio_pcmio.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libs/backends/coreaudio/coreaudio_pcmio.cc b/libs/backends/coreaudio/coreaudio_pcmio.cc
index 26231dad62..ca0a57de43 100644
--- a/libs/backends/coreaudio/coreaudio_pcmio.cc
+++ b/libs/backends/coreaudio/coreaudio_pcmio.cc
@@ -595,6 +595,9 @@ CoreAudioPCM::discover()
 		free(_device_outs); _device_outs = 0;
 	}
 	_devices.clear();
+	_input_devices.clear();
+	_output_devices.clear();
+	_duplex_devices.clear();
 
 	err = GetHardwarePropertyInfoWrapper (kAudioHardwarePropertyDevices, &size);