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OcAppleRamDiskLib: Do not assume 0 position for file reading

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This commit is contained in:
vit9696 2019-04-20 22:59:56 +03:00
parent ca0cf64c76
commit e62e91cedb
1 changed files with 6 additions and 3 deletions
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9
Library/OcAppleRamDiskLib/OcAppleRamDiskLib.c
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@ -396,7 +396,6 @@ OcAppleRamDiskLoadFile (
)
{
EFI_STATUS Status;
UINTN FileBufferSize;
UINT64 FilePosition;
UINT32 Index;
UINTN RequestedSize;
@ -407,9 +406,13 @@ OcAppleRamDiskLoadFile (
ASSERT (File != NULL);
ASSERT (FileSize > 0);
FileBufferSize = FileSize;
FilePosition = 0;
Status = File->SetPosition (File, FilePosition);
if (EFI_ERROR (Status)) {
return Status;
}
for (Index = 0; FileSize > 0 && Index < ExtentTable->ExtentCount; ++Index) {
RequestedSize = ReadSize = MIN (FileSize, ExtentTable->Extents[Index].Length);