[matroska] r914 - trunk/DvdMenuXtractor

Author: robux4
Date: 2004-10-24 18:06:51 +0400 (Sun, 24 Oct 2004)
New Revision: 914

Modified:
   trunk/DvdMenuXtractor/IFOFile.cpp
Log:
fix a potential crash

Modified: trunk/DvdMenuXtractor/IFOFile.cpp
===================================================================
--- trunk/DvdMenuXtractor/IFOFile.cpp	2004-10-24 13:24:57 UTC (rev 913)
+++ trunk/DvdMenuXtractor/IFOFile.cpp	2004-10-24 14:06:51 UTC (rev 914)
@@ -98,6 +98,7 @@
 	m_languageList.Clear();
 
 	IfoContent *_ifo = m_ifos.GetIfoTitle(title);
+	assert(_ifo != NULL);
 	for(int i=0; i < _ifo->Handle().pgci_ut->nr_of_lus; i++)
 	{
 		pgci_lu_t& lu = _ifo->Handle().pgci_ut->lu[i];
@@ -121,9 +122,12 @@
 void IFOFile::ClearLanguageSelection()
 {
 	IfoContent *_ifo = m_ifos.GetIfoTitle(0);
-	for(int i = 0; i < _ifo->Handle().pgci_ut->nr_of_lus; i++)
+	if (_ifo)
 	{
-		m_SelectionTab[i] = 0;
+		for(int i = 0; i < _ifo->Handle().pgci_ut->nr_of_lus; i++)
+		{
+			m_SelectionTab[i] = 0;
+		}
 	}
 }