Index: flush.c
===================================================================
--- drivers/filesystems/fastfat/flush.c	(revision 71270)
+++ drivers/filesystems/fastfat/flush.c	(working copy)
@@ -115,7 +115,7 @@
         if (Status == STATUS_PENDING)
         {
             KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL);
-            Status = Irp->IoStatus.Status;
+            Status = IoStatusBlock.Status;
         }
 
         /* Ignore device not supporting flush operation */