From 3a4365faeaaf01960c70fc9c2280bb49fab4222f Mon Sep 17 00:00:00 2001
From: Glenn Maynard <gmaynard@users.sourceforge.net>
Date: Mon, 29 Dec 2003 01:10:16 +0000
Subject: [PATCH] fix hang

---
 stepmania/src/ListDisplay.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/stepmania/src/ListDisplay.cpp b/stepmania/src/ListDisplay.cpp
index 343ae2b419..265a351616 100644
--- a/stepmania/src/ListDisplay.cpp
+++ b/stepmania/src/ListDisplay.cpp
@@ -81,6 +81,10 @@ void ListDisplay::Update( float fDeltaTime )
 {
 	ActorFrame::Update( fDeltaTime );
 
+	/* If we have no children, the code below will busy loop. */
+	if( !m_SubActors.size() )
+		return;
+
 	while( fDeltaTime > 0 )
 	{
 		// handle pause