Cc: Eric Dong <eric.dong@intel.com>
Cc: Paulo Alcantara <pcacjr@zytor.com>
Cc: Ruiyu Ni <ruiyu.ni@intel.com>
Cc: Star Zeng <star.zeng@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Dandan Bi <dandan.bi@intel.com>
---
 .../Universal/Disk/UdfDxe/FileSystemOperations.c       | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/MdeModulePkg/Universal/Disk/UdfDxe/FileSystemOperations.c b/MdeModulePkg/Universal/Disk/UdfDxe/FileSystemOperations.c
index 03fda16..f4ebf1f 100644
--- a/MdeModulePkg/Universal/Disk/UdfDxe/FileSystemOperations.c
+++ b/MdeModulePkg/Universal/Disk/UdfDxe/FileSystemOperations.c
@@ -521,11 +521,11 @@ DuplicateFid (
   OUT  UDF_FILE_IDENTIFIER_DESCRIPTOR  **NewFileIdentifierDesc
   )
 {
   *NewFileIdentifierDesc =
     (UDF_FILE_IDENTIFIER_DESCRIPTOR *)AllocateCopyPool (
-      GetFidDescriptorLength (FileIdentifierDesc), FileIdentifierDesc);
+      (UINTN) GetFidDescriptorLength (FileIdentifierDesc), FileIdentifierDesc);
 }
 
 //
 // Duplicate either a given File Entry or a given Extended File Entry.
 //
@@ -858,20 +858,20 @@ GetAedAdsData (
   }
 
   //
   // Allocate buffer to read in AED's data.
   //
-  *Data = AllocatePool (*Length);
+  *Data = AllocatePool ((UINTN) (*Length));
   if (*Data == NULL) {
     return EFI_OUT_OF_RESOURCES;
   }
 
   return DiskIo->ReadDisk (
     DiskIo,
     BlockIo->Media->MediaId,
     Offset,
-    *Length,
+    (UINTN) (*Length),
     *Data
     );
 }
 
 //
@@ -893,11 +893,11 @@ GrowUpBufferToNextAd (
     *Buffer = AllocatePool (ExtentLength);
     if (*Buffer == NULL) {
       return EFI_OUT_OF_RESOURCES;
     }
   } else {
-    *Buffer = ReallocatePool (Length, Length + ExtentLength, *Buffer);
+    *Buffer = ReallocatePool ((UINTN) Length, (UINTN) (Length + ExtentLength), *Buffer);
     if (*Buffer == NULL) {
       return EFI_OUT_OF_RESOURCES;
     }
   }
 
@@ -982,29 +982,29 @@ ReadFile (
       ReadFileInfo->ReadLength = Length;
     } else if (ReadFileInfo->Flags == READ_FILE_ALLOCATE_AND_READ) {
       //
       // Allocate buffer for starting read data.
       //
-      ReadFileInfo->FileData = AllocatePool (Length);
+      ReadFileInfo->FileData = AllocatePool ((UINTN) Length);
       if (ReadFileInfo->FileData == NULL) {
         return EFI_OUT_OF_RESOURCES;
       }
 
       //
       // Read all inline data into ReadFileInfo->FileData
       //
-      CopyMem (ReadFileInfo->FileData, Data, Length);
+      CopyMem (ReadFileInfo->FileData, Data, (UINTN) Length);
       ReadFileInfo->ReadLength = Length;
     } else if (ReadFileInfo->Flags == READ_FILE_SEEK_AND_READ) {
       //
       // If FilePosition is non-zero, seek file to FilePosition, read
       // FileDataSize bytes and then updates FilePosition.
       //
       CopyMem (
         ReadFileInfo->FileData,
         (VOID *)((UINT8 *)Data + ReadFileInfo->FilePosition),
-        ReadFileInfo->FileDataSize
+        (UINTN) ReadFileInfo->FileDataSize
         );
 
       ReadFileInfo->FilePosition += ReadFileInfo->FileDataSize;
     } else {
       ASSERT (FALSE);
@@ -1125,11 +1125,11 @@ ReadFile (
         }
 
         if (FilePosition + ExtentLength > ReadFileInfo->FilePosition) {
           Offset = ReadFileInfo->FilePosition - FilePosition;
           if (Offset < 0) {
-            Offset = -(Offset);
+            Offset = - (INT64) (Offset);
           }
         } else {
           Offset = 0;
         }
 
@@ -1153,11 +1153,11 @@ ReadFile (
         //
         Status = DiskIo->ReadDisk (
           DiskIo,
           BlockIo->Media->MediaId,
           Offset + MultU64x32 (Lsn, LogicalBlockSize),
-          DataLength,
+          (UINTN) DataLength,
           (VOID *)((UINT8 *)ReadFileInfo->FileData +
                    DataOffset)
           );
         if (EFI_ERROR (Status)) {
           goto Error_Read_Disk_Blk;
-- 
1.9.5.msysgit.1

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