From 9461ae8db337ac68226530176692f4ee2b424668 Mon Sep 17 00:00:00 2001
From: tjenssen <tim.jenssen@nokia.com>
Date: Fri, 27 Jan 2012 13:58:23 +0100
Subject: fix possible crash in

 - findDisplayVersion shouldn't look for unavailable component in components hash

Change-Id: I64fe9044e43678d0f98e0d470d73fa2ba4336ff2
Reviewed-by: Alexander Lenhardt <alexander.lenhardt@nokia.com>
Reviewed-by: Karsten Heimrich <karsten.heimrich@nokia.com>
---
 installerbuilder/libinstaller/packagemanagercore.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/installerbuilder/libinstaller/packagemanagercore.cpp b/installerbuilder/libinstaller/packagemanagercore.cpp
index a620867a2..8bcb3cdbf 100644
--- a/installerbuilder/libinstaller/packagemanagercore.cpp
+++ b/installerbuilder/libinstaller/packagemanagercore.cpp
@@ -1816,6 +1816,8 @@ void PackageManagerCore::updateDisplayVersions(const QString &displayKey)
 QString PackageManagerCore::findDisplayVersion(const QString &componentName,
     const QHash<QString, Component *> &components, const QString &versionKey, QHash<QString, bool> &visited)
 {
+    if (!components.contains(componentName))
+        return QString();
     const QString replaceWith = components.value(componentName)->value(scInheritVersion);
     visited[componentName] = true;
 
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