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[FASTFAT]

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Avoid uninit variable usage.

CID 1401257, 1401259

svn path=/trunk/; revision=73836
This commit is contained in:
Pierre Schweitzer 2017-02-19 11:22:21 +00:00
parent 0ba77df60d
commit 3a8d6379b1
1 changed files with 13 additions and 10 deletions
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23
reactos/drivers/filesystems/fastfat/rw.c
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@ -555,6 +555,10 @@ VfatRead(
ASSERT(IrpContext->DeviceObject);
PagingIo = BooleanFlagOn(IrpContext->Irp->Flags, IRP_PAGING_IO);
CanWait = BooleanFlagOn(IrpContext->Flags, IRPCONTEXT_CANWAIT);
NoCache = BooleanFlagOn(IrpContext->Irp->Flags, IRP_NOCACHE);
// This request is not allowed on the main device object
if (IrpContext->DeviceObject == VfatGlobalData->DeviceObject)
{
@ -568,6 +572,8 @@ VfatRead(
Fcb = IrpContext->FileObject->FsContext;
ASSERT(Fcb);
IsVolume = BooleanFlagOn(Fcb->Flags, FCB_IS_VOLUME);
if (BooleanFlagOn(Fcb->Flags, FCB_IS_PAGE_FILE))
{
PFATINFO FatInfo = &IrpContext->DeviceExt->FatInfo;
@ -584,10 +590,6 @@ VfatRead(
ByteOffset = IrpContext->Stack->Parameters.Read.ByteOffset;
Length = IrpContext->Stack->Parameters.Read.Length;
BytesPerSector = IrpContext->DeviceExt->FatInfo.BytesPerSector;
PagingIo = BooleanFlagOn(IrpContext->Irp->Flags, IRP_PAGING_IO);
CanWait = BooleanFlagOn(IrpContext->Flags, IRPCONTEXT_CANWAIT);
IsVolume = BooleanFlagOn(Fcb->Flags, FCB_IS_VOLUME);
NoCache = BooleanFlagOn(IrpContext->Irp->Flags, IRP_NOCACHE);
/* fail if file is a directory and no paged read */
if (vfatFCBIsDirectory(Fcb) && !PagingIo)
@ -779,6 +781,10 @@ VfatWrite(
ASSERT(IrpContext->DeviceObject);
PagingIo = BooleanFlagOn(IrpContext->Irp->Flags, IRP_PAGING_IO);
CanWait = BooleanFlagOn(IrpContext->Flags, IRPCONTEXT_CANWAIT);
NoCache = BooleanFlagOn(IrpContext->Irp->Flags, IRP_NOCACHE);
// This request is not allowed on the main device object
if (IrpContext->DeviceObject == VfatGlobalData->DeviceObject)
{
@ -792,6 +798,9 @@ VfatWrite(
Fcb = IrpContext->FileObject->FsContext;
ASSERT(Fcb);
IsVolume = BooleanFlagOn(Fcb->Flags, FCB_IS_VOLUME);
IsFAT = BooleanFlagOn(Fcb->Flags, FCB_IS_FAT);
if (BooleanFlagOn(Fcb->Flags, FCB_IS_PAGE_FILE))
{
PFATINFO FatInfo = &IrpContext->DeviceExt->FatInfo;
@ -805,12 +814,6 @@ VfatWrite(
DPRINT("<%wZ>\n", &Fcb->PathNameU);
PagingIo = BooleanFlagOn(IrpContext->Irp->Flags, IRP_PAGING_IO);
CanWait = BooleanFlagOn(IrpContext->Flags, IRPCONTEXT_CANWAIT);
IsVolume = BooleanFlagOn(Fcb->Flags, FCB_IS_VOLUME);
IsFAT = BooleanFlagOn(Fcb->Flags, FCB_IS_FAT);
NoCache = BooleanFlagOn(IrpContext->Irp->Flags, IRP_NOCACHE);
/* fail if file is a directory and no paged read */
if (vfatFCBIsDirectory(Fcb) && !PagingIo)
{