From 301efb8ec61966c93c4445920c5720c0d8d8cae5 Mon Sep 17 00:00:00 2001
From: Jan Holesovsky <kendy@suse.cz>
Date: Thu, 17 Jan 2013 10:40:06 +0100
Subject: Personas: Fix one more potential crash.

Change-Id: Ib7aca26c34aa8484e8c71873805ca8e8812526a7
---
 vcl/source/control/ctrl.cxx | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

(limited to 'vcl')

diff --git a/vcl/source/control/ctrl.cxx b/vcl/source/control/ctrl.cxx
index debdc4fab382..4da8279add86 100644
--- a/vcl/source/control/ctrl.cxx
+++ b/vcl/source/control/ctrl.cxx
@@ -429,16 +429,17 @@ void Control::DataChanged( const DataChangedEvent& rDCEvt)
          (rDCEvt.GetType() == DATACHANGED_SETTINGS) &&
          (rDCEvt.GetFlags() & SETTINGS_STYLE) )
     {
-        AllSettings     aSettings = GetSettings();
-        StyleSettings   aStyleSettings = aSettings.GetStyleSettings();
-        sal_uLong           nOldOptions = rDCEvt.GetOldSettings()->GetStyleSettings().GetOptions();
-        sal_uLong           nNewOptions = aStyleSettings.GetOptions();
+        const AllSettings* pOldSettings = rDCEvt.GetOldSettings();
 
-        if ( !(nNewOptions & STYLE_OPTION_MONO) && ( nOldOptions & STYLE_OPTION_MONO ) )
+        AllSettings aSettings = GetSettings();
+        StyleSettings aStyleSettings = aSettings.GetStyleSettings();
+        sal_uLong nNewOptions = aStyleSettings.GetOptions();
+
+        if ( pOldSettings && !(nNewOptions & STYLE_OPTION_MONO) && ( pOldSettings->GetStyleSettings().GetOptions() & STYLE_OPTION_MONO ) )
         {
             nNewOptions |= STYLE_OPTION_MONO;
             aStyleSettings.SetOptions( nNewOptions );
-            aStyleSettings.SetMonoColor( rDCEvt.GetOldSettings()->GetStyleSettings().GetMonoColor() );
+            aStyleSettings.SetMonoColor( pOldSettings->GetStyleSettings().GetMonoColor() );
             aSettings.SetStyleSettings( aStyleSettings );
             SetSettings( aSettings );
         }
-- 
cgit