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ArmPkg/SemihostFs: Fixed DataAbort in Semihosting File System 

Signed-off-by: Olivier Martin <olivier.martin@arm.com>



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13501 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
oliviermartin 2012-07-04 20:22:02 +00:00
parent 7422411e38
commit 3bb46df2a3
1 changed files with 25 additions and 16 deletions
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9
ArmPkg/Filesystem/SemihostFs/Arm/SemihostFs.c
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@ -263,6 +263,7 @@ FileDelete (
Fcb = SEMIHOST_FCB_FROM_THIS(File);
if (!Fcb->IsRoot) {
// Get the filename from the Fcb
NameSize = AsciiStrLen (Fcb->FileName);
FileName = AllocatePool (NameSize + 1);
@ -275,6 +276,9 @@ FileDelete (
// Call the semihost interface to delete the file.
Status = SemihostFileRemove (FileName);
} else {
Status = EFI_UNSUPPORTED;
}
return Status;
}
@ -358,6 +362,7 @@ FileSetPosition (
Fcb = SEMIHOST_FCB_FROM_THIS(File);
if (!Fcb->IsRoot) {
Status = SemihostFileLength (Fcb->SemihostHandle, &Length);
if (!EFI_ERROR(Status) && (Length < Position)) {
Position = Length;
@ -367,6 +372,10 @@ FileSetPosition (
if (!EFI_ERROR(Status)) {
Fcb->Position = Position;
}
} else {
Fcb->Position = Position;
Status = EFI_SUCCESS;
}
return Status;
}