Section data alignment should be made in the build generation.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Liming Gao <[email protected]>
Cc: Star Zeng <[email protected]>
---
MdeModulePkg/Core/DxeIplPeim/DxeLoad.c | 16 +++-------------
1 file changed, 3 insertions(+), 13 deletions(-)
diff --git a/MdeModulePkg/Core/DxeIplPeim/DxeLoad.c
b/MdeModulePkg/Core/DxeIplPeim/DxeLoad.c
index f4d7528..178bac4 100644
--- a/MdeModulePkg/Core/DxeIplPeim/DxeLoad.c
+++ b/MdeModulePkg/Core/DxeIplPeim/DxeLoad.c
@@ -708,18 +708,13 @@ Decompress (
return EFI_OUT_OF_RESOURCES;
}
//
- // Allocate destination buffer, extra one page for adjustment
+ // Allocate destination buffer
//
- DstBuffer = AllocatePages (EFI_SIZE_TO_PAGES (DstBufferSize) + 1);
+ DstBuffer = AllocatePages (EFI_SIZE_TO_PAGES (DstBufferSize));
if (DstBuffer == NULL) {
return EFI_OUT_OF_RESOURCES;
}
//
- // DstBuffer still is one section. Adjust DstBuffer offset, skip EFI
section header
- // to make section data at page alignment.
- //
- DstBuffer = DstBuffer + EFI_PAGE_SIZE - sizeof
(EFI_COMMON_SECTION_HEADER);
- //
// Call decompress function
//
Status = UefiDecompress (
@@ -749,16 +744,11 @@ Decompress (
// Allocate destination buffer
//
DstBufferSize = UncompressedLength;
- DstBuffer = AllocatePages (EFI_SIZE_TO_PAGES (DstBufferSize) + 1);
+ DstBuffer = AllocatePages (EFI_SIZE_TO_PAGES (DstBufferSize));
if (DstBuffer == NULL) {
return EFI_OUT_OF_RESOURCES;
}
//
- // Adjust DstBuffer offset, skip EFI section header
- // to make section data at page alignment.
- //
- DstBuffer = DstBuffer + EFI_PAGE_SIZE - sizeof (EFI_COMMON_SECTION_HEADER);
- //
// stream is not actually compressed, just encapsulated. So just copy it.
//
CopyMem (DstBuffer, CompressionSource, DstBufferSize);
--
2.8.0.windows.1
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