From b6cb9c399a0789eb0cd3e46395219fe9b9064822 Mon Sep 17 00:00:00 2001
From: erictian <erictian@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Wed, 20 Mar 2013 07:26:19 +0000
Subject: [PATCH] MdeModulePkg: Fixed 'variable set but not used' build
 warning.

Signed-off-by: Olivier Martin <olivier.martin@arm.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14214 6f19259b-4bc3-4df7-8a09-765794883524
---
 MdeModulePkg/Bus/Pci/XhciDxe/XhciSched.c            | 11 ++---------
 MdeModulePkg/Universal/SetupBrowserDxe/Expression.c |  2 --
 2 files changed, 2 insertions(+), 11 deletions(-)

diff --git a/MdeModulePkg/Bus/Pci/XhciDxe/XhciSched.c b/MdeModulePkg/Bus/Pci/XhciDxe/XhciSched.c
index bfe1cd89fc..e6c0d15642 100644
--- a/MdeModulePkg/Bus/Pci/XhciDxe/XhciSched.c
+++ b/MdeModulePkg/Bus/Pci/XhciDxe/XhciSched.c
@@ -1238,7 +1238,6 @@ XhcMonitorAsyncRequests (
   UINT8                   *ProcBuf;
   URB                     *Urb;
   UINT8                   SlotId;
-  EFI_STATUS              Status;
   EFI_TPL                 OldTpl;
 
   OldTpl = gBS->RaiseTPL (XHC_TPL);
@@ -1260,7 +1259,7 @@ XhcMonitorAsyncRequests (
     // Check the result of URB execution. If it is still
     // active, check the next one.
     //
-    Status = XhcCheckUrbResult (Xhc, Urb);
+    XhcCheckUrbResult (Xhc, Urb);
 
     if (!Urb->Finished) {
       continue;
@@ -1625,20 +1624,14 @@ XhcCheckNewEvent (
   OUT TRB_TEMPLATE            **NewEvtTrb
   )
 {
-  EFI_STATUS          Status;
-  TRB_TEMPLATE        *EvtTrb;
-
   ASSERT (EvtRing != NULL);
 
-  EvtTrb     = EvtRing->EventRingDequeue;
   *NewEvtTrb = EvtRing->EventRingDequeue;
 
   if (EvtRing->EventRingDequeue == EvtRing->EventRingEnqueue) {
     return EFI_NOT_READY;
   }
 
-  Status = EFI_SUCCESS;
-
   EvtRing->EventRingDequeue++;
   //
   // If the dequeue pointer is beyond the ring, then roll-back it to the begining of the ring.
@@ -1647,7 +1640,7 @@ XhcCheckNewEvent (
     EvtRing->EventRingDequeue = EvtRing->EventRingSeg0;
   }
 
-  return Status;
+  return EFI_SUCCESS;
 }
 
 /**
diff --git a/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c b/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c
index 4a431f0dec..cd29e29438 100644
--- a/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c
+++ b/MdeModulePkg/Universal/SetupBrowserDxe/Expression.c
@@ -1446,7 +1446,6 @@ IfrMid (
   UINTN          Base;
   UINTN          Length;
   CHAR16         *SubString;
-  UINT8          *Buffer;
   UINT16         BufferLen;
 
   ZeroMem (Value, sizeof (Value));
@@ -1502,7 +1501,6 @@ IfrMid (
 
     FreePool (String);
   } else {
-    Buffer    = Value[2].Buffer;
     BufferLen = Value[2].BufferLen;
     
     Result->Type = EFI_IFR_TYPE_BUFFER;
-- 
2.39.2