From 61efb259fb013773c582cbac2010529dbcb4568a Mon Sep 17 00:00:00 2001
From: lgao4 <lgao4@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Wed, 1 Jul 2009 06:57:25 +0000
Subject: [PATCH] Fix code bug to cause deal loop when no floppy device.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8700 6f19259b-4bc3-4df7-8a09-765794883524
---
 IntelFrameworkModulePkg/Bus/Isa/IsaFloppyDxe/IsaFloppyCtrl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/IntelFrameworkModulePkg/Bus/Isa/IsaFloppyDxe/IsaFloppyCtrl.c b/IntelFrameworkModulePkg/Bus/Isa/IsaFloppyDxe/IsaFloppyCtrl.c
index 60df61f081..4e6f60c565 100644
--- a/IntelFrameworkModulePkg/Bus/Isa/IsaFloppyDxe/IsaFloppyCtrl.c
+++ b/IntelFrameworkModulePkg/Bus/Isa/IsaFloppyDxe/IsaFloppyCtrl.c
@@ -1184,7 +1184,7 @@ FddDRQReady (
     // Stall for 50 us
     //
     Delay = Delay - 1;
-  } while (Delay >= 0);
+  } while (Delay > 0);
 
   if (Delay == 0) {
     return EFI_NOT_READY;