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- Fixed two really nasty bugs in I/O completion:

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- The user buffer wasn't written for incomplete I/O (warning levels) for METHOD_BUFFERED
  - Incomplete I/Os (warning levels) took a completely wrong path for completion.

svn path=/trunk/; revision=19087
This commit is contained in:
Alex Ionescu 2005-11-09 04:29:46 +00:00
parent a6e23ab5cf
commit 85f0828a18
1 changed files with 7 additions and 5 deletions
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12
reactos/ntoskrnl/io/irp.c
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@ -159,7 +159,9 @@ IopCompleteRequest(PKAPC Apc,
if (Irp->Flags & IRP_BUFFERED_IO)
{
/* Check if we have an input buffer and if we suceeded */
if (Irp->Flags & IRP_INPUT_OPERATION && NT_SUCCESS(Irp->IoStatus.Status))
if ((Irp->Flags & IRP_INPUT_OPERATION) &&
(Irp->IoStatus.Status != STATUS_VERIFY_REQUIRED) &&
!(NT_ERROR(Irp->IoStatus.Status)))
{
/* Copy the buffer back to the user */
RtlCopyMemory(Irp->UserBuffer,
@ -191,10 +193,10 @@ IopCompleteRequest(PKAPC Apc,
#if 1
/* Check for Success but allow failure for Async IRPs */
if (NT_SUCCESS(Irp->IoStatus.Status) ||
(Irp->PendingReturned &&
!SyncIrp &&
(FileObject == NULL || FileObject->Flags & FO_SYNCHRONOUS_IO)))
if (!(NT_ERROR(Irp->IoStatus.Status)) ||
((NT_ERROR(Irp->IoStatus.Status)) &&
(Irp->PendingReturned) && !(SyncIrp) &&
((FileObject == NULL) || (FileObject->Flags & FO_SYNCHRONOUS_IO))))
{
_SEH_TRY
{