From 3d31a14caae105051a26522636bfadceb60b7589 Mon Sep 17 00:00:00 2001
From: Pierre Schweitzer <pierre@reactos.org>
Date: Wed, 12 Mar 2014 19:54:08 +0000
Subject: [PATCH] [NTOSKRNL] Properly compute file name length for output
 buffer CORE-2582

svn path=/trunk/; revision=62484
---
 reactos/ntoskrnl/fsrtl/notify.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/reactos/ntoskrnl/fsrtl/notify.c b/reactos/ntoskrnl/fsrtl/notify.c
index 1018edfdaef..9c2a420abae 100644
--- a/reactos/ntoskrnl/fsrtl/notify.c
+++ b/reactos/ntoskrnl/fsrtl/notify.c
@@ -494,7 +494,7 @@ FsRtlNotifyUpdateBuffer(OUT PFILE_NOTIFY_INFORMATION OutputBuffer,
     {
         OutputBuffer->NextEntryOffset = 0;
         OutputBuffer->Action = Action;
-        OutputBuffer->FileNameLength = DataLength - sizeof(FILE_NOTIFY_INFORMATION);
+        OutputBuffer->FileNameLength = DataLength - FIELD_OFFSET(FILE_NOTIFY_INFORMATION, FileName);
         if (IsUnicode)
         {
             if (ParentName->Length)