From e74c3676e651f79d27afa986c5837eb1e103fe84 Mon Sep 17 00:00:00 2001
From: mdkinney <mdkinney@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 29 Nov 2010 21:52:24 +0000
Subject: [PATCH] Fix ICC 9.1 build break

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11103 6f19259b-4bc3-4df7-8a09-765794883524
---
 Nt32Pkg/WinNtSerialIoDxe/WinNtSerialIo.c | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/Nt32Pkg/WinNtSerialIoDxe/WinNtSerialIo.c b/Nt32Pkg/WinNtSerialIoDxe/WinNtSerialIo.c
index bd74247387..0dc031393e 100644
--- a/Nt32Pkg/WinNtSerialIoDxe/WinNtSerialIo.c
+++ b/Nt32Pkg/WinNtSerialIoDxe/WinNtSerialIo.c
@@ -175,6 +175,7 @@ Returns:
   EFI_OPEN_PROTOCOL_INFORMATION_ENTRY *OpenInfoBuffer;
   UINTN                               EntryCount;
   UINTN                               Index;
+  BOOLEAN                             RemainingDevicePathContainsFlowControl; 
 
   //
   // Check RemainingDevicePath validation
@@ -261,6 +262,11 @@ Returns:
       return Status;
     }
 
+    //
+    // See if RemainingDevicePath has a Flow Control device path node
+    //
+    RemainingDevicePathContainsFlowControl = ContainsFlowControl (RemainingDevicePath);
+    
     for (Index = 0; Index < EntryCount; Index++) {
       if ((OpenInfoBuffer[Index].Attributes & EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER) != 0) {
         Status = gBS->OpenProtocol (
@@ -271,9 +277,10 @@ Returns:
                         Handle,
                         EFI_OPEN_PROTOCOL_GET_PROTOCOL
                         );
-        if (!EFI_ERROR (Status) &&
-            (ContainsFlowControl (RemainingDevicePath) ^ ContainsFlowControl (DevicePath))) {
-          Status = EFI_UNSUPPORTED;
+        if (!EFI_ERROR (Status)) {
+          if (RemainingDevicePathContainsFlowControl ^ ContainsFlowControl (DevicePath)) {
+            Status = EFI_UNSUPPORTED;
+          }
         }
         break;
       }
-- 
2.39.2