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[NTFS]

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Don't attempt to open the unnamed stream from $DATA attribute on file lookup. It was unused & leaking.

It fixes opening files that don't have unnamed stream (even though we cannot read there contents yet as we only support unnamed stream)

svn path=/trunk/; revision=68285
This commit is contained in:
Pierre Schweitzer 2015-06-27 08:55:34 +00:00
parent 78f1c4a361
commit 950f284f09
3 changed files with 3 additions and 23 deletions
Download patch file Download diff file Expand all files Collapse all files

3
reactos/drivers/filesystems/ntfs/fcb.c
View file

@ -530,7 +530,6 @@ NtfsDirFindFile(PNTFS_VCB Vcb,
ULONGLONG CurrentDir;
UNICODE_STRING File;
PFILE_RECORD_HEADER FileRecord;
PNTFS_ATTR_CONTEXT DataContext;
ULONGLONG MFTIndex;
DPRINT1("NtfsDirFindFile(%p, %p, %S, %p)\n", Vcb, DirectoryFcb, FileToFind, FoundFCB);
@ -539,7 +538,7 @@ NtfsDirFindFile(PNTFS_VCB Vcb,
RtlInitUnicodeString(&File, FileToFind);
CurrentDir = DirectoryFcb->MFTIndex;
Status = NtfsLookupFileAt(Vcb, &File, &FileRecord, &DataContext, &MFTIndex, CurrentDir);
Status = NtfsLookupFileAt(Vcb, &File, &FileRecord, &MFTIndex, CurrentDir);
if (!NT_SUCCESS(Status))
{
return Status;

21
reactos/drivers/filesystems/ntfs/mft.c
View file

@ -718,7 +718,6 @@ NTSTATUS
NtfsLookupFileAt(PDEVICE_EXTENSION Vcb,
PUNICODE_STRING PathName,
PFILE_RECORD_HEADER *FileRecord,
PNTFS_ATTR_CONTEXT *DataContext,
PULONGLONG MFTIndex,
ULONGLONG CurrentMFTIndex)
{
@ -726,7 +725,7 @@ NtfsLookupFileAt(PDEVICE_EXTENSION Vcb,
NTSTATUS Status;
ULONG FirstEntry = 0;
DPRINT("NtfsLookupFileAt(%p, %wZ, %p, %p, %I64x)\n", Vcb, PathName, FileRecord, DataContext, CurrentMFTIndex);
DPRINT("NtfsLookupFileAt(%p, %wZ, %p, %I64x)\n", Vcb, PathName, FileRecord, CurrentMFTIndex);
FsRtlDissectName(*PathName, &Current, &Remaining);
@ -761,21 +760,6 @@ NtfsLookupFileAt(PDEVICE_EXTENSION Vcb,
return Status;
}
if (!((*FileRecord)->Flags & FRH_DIRECTORY))
{
Status = FindAttribute(Vcb, *FileRecord, AttributeData, L"", 0, DataContext);
if (!NT_SUCCESS(Status))
{
DPRINT("NtfsLookupFileAt: Can't find data attribute\n");
ExFreePoolWithTag(*FileRecord, TAG_NTFS);
return Status;
}
}
else
{
*DataContext = NULL;
}
*MFTIndex = CurrentMFTIndex;
return STATUS_SUCCESS;
@ -785,10 +769,9 @@ NTSTATUS
NtfsLookupFile(PDEVICE_EXTENSION Vcb,
PUNICODE_STRING PathName,
PFILE_RECORD_HEADER *FileRecord,
PNTFS_ATTR_CONTEXT *DataContext,
PULONGLONG MFTIndex)
{
return NtfsLookupFileAt(Vcb, PathName, FileRecord, DataContext, MFTIndex, NTFS_FILE_ROOT);
return NtfsLookupFileAt(Vcb, PathName, FileRecord, MFTIndex, NTFS_FILE_ROOT);
}
NTSTATUS

2
reactos/drivers/filesystems/ntfs/ntfs.h
View file

@ -723,14 +723,12 @@ NTSTATUS
NtfsLookupFile(PDEVICE_EXTENSION Vcb,
PUNICODE_STRING PathName,
PFILE_RECORD_HEADER *FileRecord,
PNTFS_ATTR_CONTEXT *DataContext,
PULONGLONG MFTIndex);
NTSTATUS
NtfsLookupFileAt(PDEVICE_EXTENSION Vcb,
PUNICODE_STRING PathName,
PFILE_RECORD_HEADER *FileRecord,
PNTFS_ATTR_CONTEXT *DataContext,
PULONGLONG MFTIndex,
ULONGLONG CurrentMFTIndex);