From f05b36ae263116dc72f2fe85768a967c0eded529 Mon Sep 17 00:00:00 2001
From: Caolán McNamara <caolanm@redhat.com>
Date: Thu, 1 Mar 2018 21:14:15 +0000
Subject: forcepoint #14 check to see if we incremented at all

Change-Id: Ia4670adbddcc8501cf522be296b3061a3529f880
Reviewed-on: https://gerrit.libreoffice.org/50606
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Michael Stahl <mstahl@redhat.com>
---
 vcl/source/helper/strhelper.cxx | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'vcl/source')

diff --git a/vcl/source/helper/strhelper.cxx b/vcl/source/helper/strhelper.cxx
index 648c579ac4c2..4d0f1d993cd6 100644
--- a/vcl/source/helper/strhelper.cxx
+++ b/vcl/source/helper/strhelper.cxx
@@ -300,9 +300,12 @@ OUString WhitespaceToSpace( const OUString& rLine, bool bProtect )
     *pLeap = 0;
 
     // there might be a space at beginning or end
-    pLeap--;
-    if( *pLeap == ' ' )
-        *pLeap = 0;
+    if (pLeap > pBuffer)
+    {
+        pLeap--;
+        if( *pLeap == ' ' )
+            *pLeap = 0;
+    }
 
     return OUString(*pBuffer == ' ' ? pBuffer+1 : pBuffer);
 }
-- 
cgit v1.2.3