File ovmf.mBusMasterOperationName.patch of Package xen

From: Olaf Hering <olaf@aepfle.de>
Date: Wed, 24 Nov 2021 11:50:00 +0100
Subject: mBusMasterOperationName
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/home/abuild/rpmbuild/BUILD/xen-4.16.20211123T164349.59505f48fa/non-dbg/tools/firmware/ovmf-dir-remote/OvmfPkg/IoMmuDxe/AmdSevIoMmu.c:42:1: error: ‘mBusMasterOperationName’ defined but not used [-Werror=unused-const-variable=]

Signed-off-by: Olaf Hering <olaf@aepfle.de>
---
 OvmfPkg/IoMmuDxe/CcIoMmu.c | 1 +
 1 file changed, 1 insertion(+)

--- a/OvmfPkg/IoMmuDxe/CcIoMmu.c
+++ b/OvmfPkg/IoMmuDxe/CcIoMmu.c
@@ -80,24 +80,25 @@ IoMmuMap (
   IN     VOID                   *HostAddress,
   IN OUT UINTN                  *NumberOfBytes,
   OUT    EFI_PHYSICAL_ADDRESS   *DeviceAddress,
   OUT    VOID                   **Mapping
   )
 {
   EFI_STATUS            Status;
   MAP_INFO              *MapInfo;
   EFI_ALLOCATE_TYPE     AllocateType;
   COMMON_BUFFER_HEADER  *CommonBufferHeader;
   VOID                  *DecryptionSource;
 
+  Status = Operation >= 0 && Operation < ARRAY_SIZE (mBusMasterOperationName);
   DEBUG ((
     DEBUG_VERBOSE,
     "%a: Operation=%a Host=0x%p Bytes=0x%Lx\n",
     __func__,
     ((Operation >= 0 &&
       Operation < ARRAY_SIZE (mBusMasterOperationName)) ?
      mBusMasterOperationName[Operation] :
      "Invalid"),
     HostAddress,
     (UINT64)((NumberOfBytes == NULL) ? 0 : *NumberOfBytes)
     ));