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List:       kwin
Subject:    [kde-workspace] kwin: Don't crash if the focus chain is empty()
From:       Michael Jansen <kde () michael-jansen ! biz>
Date:       2013-03-02 14:12:11
Message-ID: 20130302141211.9931AA604F () git ! kde ! org
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Git commit 909efd0ae2d0019b886ddc6e56cbaf8c69496e7e by Michael Jansen.
Committed on 02/03/2013 at 12:10.
Pushed by mjansen into branch 'master'.

Don't crash if the focus chain is empty()

CCMAIL: kwin@kde.org

M  +1    -1    kwin/focuschain.cpp

http://commits.kde.org/kde-workspace/909efd0ae2d0019b886ddc6e56cbaf8c69496e7e

diff --git a/kwin/focuschain.cpp b/kwin/focuschain.cpp
index 73ab467..1687ec8 100644
--- a/kwin/focuschain.cpp
+++ b/kwin/focuschain.cpp
@@ -149,7 +149,7 @@ void FocusChain::insertClientIntoChain(Client *client, QList< Client * >& chain)
         return;
     }
     if (m_activeClient && m_activeClient != client &&
-            chain.last() == m_activeClient) {
+            !chain.empty() && chain.last() == m_activeClient) {
         // Add it after the active client
         chain.insert(chain.size() - 1, client);
     } else {
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