From bf3505ca1b1c39ad3d6afbf4160aae6246e7dbf9 Mon Sep 17 00:00:00 2001
From: michi_cc <michi_cc@openttd.org>
Date: Tue, 20 Mar 2012 13:11:20 +0000
Subject: (svn r24053) -Fix (r23947) [FS#5111]: Crash when timetabling a
 maximum travel speed of 0.

---
 src/timetable_cmd.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/timetable_cmd.cpp b/src/timetable_cmd.cpp
index 5be51c37b..166b817eb 100644
--- a/src/timetable_cmd.cpp
+++ b/src/timetable_cmd.cpp
@@ -118,6 +118,7 @@ CommandCost CmdChangeTimetable(TileIndex tile, DoCommandFlag flags, uint32 p1, u
 
 		case MTF_TRAVEL_SPEED:
 			max_speed = GB(p2, 0, 16);
+			if (max_speed == 0) max_speed = UINT16_MAX; // Disable speed limit.
 			break;
 
 		default:
-- 
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