Fix one bug in PeiExtractGuidedSectionLib to convert the address after hob start address is changed.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4398 6f19259b-4bc3-4df7-8a09-765794883524
2007-12-18 06:15:55 +00:00
parent a182eb4624
commit e111752c18
2 changed files with 23 additions and 5 deletions
--- a/MdePkg/Library/DxeMemoryAllocationLib/MemoryAllocationLib.c
+++ b/MdePkg/Library/DxeMemoryAllocationLib/MemoryAllocationLib.c
@@ -206,7 +206,7 @@ InternalAllocateAlignedPages (
      return NULL;
    }
    AlignedMemory  = ((UINTN) Memory + AlignmentMask) & ~AlignmentMask;
-    UnalignedPages = EFI_SIZE_TO_PAGES ((UINTN) Memory - AlignedMemory);
+    UnalignedPages = EFI_SIZE_TO_PAGES (AlignedMemory - (UINTN) Memory);
    if (UnalignedPages > 0) {
      //
      // Free first unaligned page(s).