[patch] MdeModulePkg: Fix GCC build failure

[Dandan Bi <dandan.bi@intel.com>]

Remove the variables which are set but not used.

Cc: Pete Batard <pete@akeo.ie>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Dandan Bi <dandan.bi@intel.com>
---
 MdeModulePkg/Universal/EbcDxe/EbcDebugger/Edb.c              | 3 ---
 MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbCmdBreakpoint.c | 5 -----
 MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbHook.c          | 9 ++++-----
 MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbSymbol.c        | 2 --
 4 files changed, 4 insertions(+), 15 deletions(-)

diff --git a/MdeModulePkg/Universal/EbcDxe/EbcDebugger/Edb.c b/MdeModulePkg/Universal/EbcDxe/EbcDebugger/Edb.c
index e0b85c7..adc1c50 100644
--- a/MdeModulePkg/Universal/EbcDxe/EbcDebugger/Edb.c
+++ b/MdeModulePkg/Universal/EbcDxe/EbcDebugger/Edb.c
@@ -192,11 +192,10 @@ Returns:
 
 --*/
 {
   UINT64   Address;
   UINTN    Index;
-  UINT16   OldInstruction;
   BOOLEAN  IsHitBreakpoint;
 
   //
   // Roll back IP for breakpoint instruction (BREAK(3) : 0x0300)
   //
@@ -207,11 +206,10 @@ Returns:
   //
   IsHitBreakpoint = FALSE;
   for (Index = 0; (Index < DebuggerPrivate->DebuggerBreakpointCount) && (Index < EFI_DEBUGGER_BREAKPOINT_MAX); Index++) {
     if ((DebuggerPrivate->DebuggerBreakpointContext[Index].BreakpointAddress == Address) &&
         (DebuggerPrivate->DebuggerBreakpointContext[Index].State)) {
-      OldInstruction = (UINT16)DebuggerPrivate->DebuggerBreakpointContext[Index].OldInstruction;
       IsHitBreakpoint = TRUE;
       break;
     }
   }
 
@@ -242,11 +240,10 @@ Returns:
     //
     IsHitBreakpoint = FALSE;
     for (Index = 0; (Index < DebuggerPrivate->DebuggerBreakpointCount) && (Index < EFI_DEBUGGER_BREAKPOINT_MAX); Index++) {
       if ((DebuggerPrivate->DebuggerBreakpointContext[Index].BreakpointAddress == Address) &&
           (DebuggerPrivate->DebuggerBreakpointContext[Index].State)) {
-        OldInstruction = (UINT16)DebuggerPrivate->DebuggerBreakpointContext[Index].OldInstruction;
         IsHitBreakpoint = TRUE;
         break;
       }
     }
 
diff --git a/MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbCmdBreakpoint.c b/MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbCmdBreakpoint.c
index 4be6dd4..a137ea9 100644
--- a/MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbCmdBreakpoint.c
+++ b/MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbCmdBreakpoint.c
@@ -437,12 +437,10 @@ Returns:
 
 --*/
 {
   UINTN      Index;
   EFI_STATUS Status;
-  UINTN      Address;
-  UINT16     OldInstruction;
 
   if (CommandArg == NULL) {
     EDBPrint (L"BreakpointClear Argument error!\n");
     return EFI_DEBUG_CONTINUE;
   }
@@ -464,13 +462,10 @@ Returns:
 
   if ((Index >= EFI_DEBUGGER_BREAKPOINT_MAX) ||
       (Index >= DebuggerPrivate->DebuggerBreakpointCount)) {
     EDBPrint (L"BreakpointClear error!\n");
     return EFI_DEBUG_CONTINUE;
-  } else {
-    Address = (UINTN)DebuggerPrivate->DebuggerBreakpointContext[Index].BreakpointAddress;
-    OldInstruction = (UINT16)DebuggerPrivate->DebuggerBreakpointContext[Index].OldInstruction;
   }
 
   //
   // Delete breakpoint
   //
diff --git a/MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbHook.c b/MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbHook.c
index 9196adb..696ab74 100644
--- a/MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbHook.c
+++ b/MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbHook.c
@@ -387,11 +387,10 @@ Arguments:
 Returns:
   None
 
 --*/
 {
-  EFI_STATUS                 Status;
   UINTN                      Index;
   EFI_DEBUGGER_SYMBOL_OBJECT *Object;
   EFI_DEBUGGER_SYMBOL_ENTRY  *Entry;
 
 
@@ -431,35 +430,35 @@ Returns:
   }
 
   //
   // locate PciRootBridgeIo
   //
-  Status = gBS->LocateProtocol (
+  gBS->LocateProtocol (
                   &gEfiPciRootBridgeIoProtocolGuid,
                   NULL,
                   (VOID**) &mDebuggerPrivate.PciRootBridgeIo
                   );
 
   //
   // locate DebugImageInfoTable
   //
-  Status = EfiGetSystemConfigurationTable (
+  EfiGetSystemConfigurationTable (
              &gEfiDebugImageInfoTableGuid,
              (VOID**) &mDebuggerPrivate.DebugImageInfoTableHeader
              );
 
   //
   // Create break event
   //
-  Status = gBS->CreateEvent (
+  gBS->CreateEvent (
                   EVT_TIMER | EVT_NOTIFY_SIGNAL,
                   TPL_CALLBACK,
                   EbcDebuggerBreakEventFunc,
                   NULL,
                   &mDebuggerPrivate.BreakEvent
                   );
-  Status = gBS->SetTimer (
+  gBS->SetTimer (
                   mDebuggerPrivate.BreakEvent,
                   TimerPeriodic,
                   EFI_DEBUG_BREAK_TIMER_INTERVAL
                   );
 
diff --git a/MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbSymbol.c b/MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbSymbol.c
index 9573c43..a1d21aa 100644
--- a/MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbSymbol.c
+++ b/MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbSymbol.c
@@ -191,19 +191,17 @@ Returns:
 
 --*/
 {
   CHAR8                      *LineBuffer;
   CHAR8                      *FieldBuffer;
-  EFI_DEBUGGER_SYMBOL_ENTRY  *Entry;
   EDB_EBC_MAP_PARSE_STATE    MapParseState;
   EDB_EBC_SYMBOL_PARSE_STATE SymbolParseState;
   CHAR8                      *Name;
   CHAR8                      *ObjName;
   UINTN                      Address;
   EFI_DEBUGGER_SYMBOL_TYPE   Type;
 
-  Entry = Object->Entry;
 
   //
   // Begin to parse the Buffer
   //
   LineBuffer = AsciiStrGetNewTokenLine (Buffer, "\n\r");
-- 
1.9.5.msysgit.1