From 55ce05c486356aa0c947f4d9ab4b78b07502a56a Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Mon, 24 Mar 2014 13:42:05 -0400
Subject: [PATCH] call AudioBackend::drop_device() when dropping a backend.

It is not clear that ::drop_device() is part of the same semantic operation as ::stop(), so
we call them separatey
---
 libs/ardour/audioengine.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libs/ardour/audioengine.cc b/libs/ardour/audioengine.cc
index d6a511fdad..0b01f97f7a 100644
--- a/libs/ardour/audioengine.cc
+++ b/libs/ardour/audioengine.cc
@@ -564,6 +564,7 @@ AudioEngine::drop_backend ()
 {
 	if (_backend) {
 		_backend->stop ();
+        _backend->drop_device();
 		_backend.reset ();
 	}
 }