From 796dea6c044030bc2c02bcfcc967e1fffe9fa276 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stefan=20Br=C3=BCns?= <stefan.bruens@rwth-aachen.de>
Date: Thu, 12 Apr 2018 00:12:54 +0200
Subject: [PATCH 4/5] Invalidate property cache when an interface is removed

Summary:
As we do not know which property belongs to which interface we have to
drop the whole cache whenever one or multiples interface are removed.

Test Plan:
make
solid-hardware5 list details
solid-hardware5 listen

Reviewers: #frameworks, broulik

Reviewed By: broulik

Tags: #frameworks

Differential Revision: https://phabricator.kde.org/D12126
---
 src/solid/devices/backends/udisks2/udisksdevicebackend.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/solid/devices/backends/udisks2/udisksdevicebackend.cpp b/src/solid/devices/backends/udisks2/udisksdevicebackend.cpp
index def7dff..2349d54 100644
--- a/src/solid/devices/backends/udisks2/udisksdevicebackend.cpp
+++ b/src/solid/devices/backends/udisks2/udisksdevicebackend.cpp
@@ -247,4 +247,10 @@ void DeviceBackend::slotInterfacesRemoved(const QDBusObjectPath &object_path, co
     Q_FOREACH (const QString &iface, interfaces) {
         m_interfaces.removeAll(iface);
     }
+
+    // We don't know which property belongs to which interface, so remove all
+    m_propertyCache.clear();
+    if (!m_interfaces.isEmpty()) {
+        allProperties();
+    }
 }
-- 
2.14.3