From 9de5258867968aa180c3968972482bda751a1c00 Mon Sep 17 00:00:00 2001
From: auria <auria@178a84e3-b1eb-0310-8ba1-8eac791a3b58>
Date: Tue, 16 Dec 2008 21:31:02 +0000
Subject: [PATCH] fixed potential crash in previous commit

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/trunk/supertuxkart@2702 178a84e3-b1eb-0310-8ba1-8eac791a3b58
---
 src/karts/kart.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/karts/kart.cpp b/src/karts/kart.cpp
index d7e94dd19..653cee74a 100644
--- a/src/karts/kart.cpp
+++ b/src/karts/kart.cpp
@@ -572,7 +572,8 @@ void Kart::update(float dt)
     if (getHoT()==Track::NOHIT)   // kart falling off the track
     {
         // let kart fall a bit before rescuing
-        if( abs( getXYZ().getZ() - RaceManager::getTrack()->m_left_driveline[0].getZ() ) > 17)
+        if( RaceManager::getTrack()->m_left_driveline.size() > 0 &&
+            abs( getXYZ().getZ() - RaceManager::getTrack()->m_left_driveline[0].getZ() ) > 17)
             forceRescue();    
     } 
     else if(material)