Index: irp.c
===================================================================
--- ntoskrnl/io/iomgr/irp.c	(revision 67478)
+++ ntoskrnl/io/iomgr/irp.c	(working copy)
@@ -320,7 +320,7 @@
     if (!(NT_ERROR(Irp->IoStatus.Status)) ||
          (NT_ERROR(Irp->IoStatus.Status) &&
           (Irp->PendingReturned) &&
-          !(IsIrpSynchronous(Irp, FileObject))))
+          (IsIrpSynchronous(Irp, FileObject))))
     {
         /* Get any information we need from the FO before we kill it */
         if ((FileObject) && (FileObject->CompletionContext))