From: Pierre Schweitzer <pierre@reactos.org>
Date: Sat, 9 Dec 2017 11:45:16 +0000 (+0100)
Subject: [FASTFAT] Fix size checking in VfatGetFileNameInformation()
X-Git-Tag: 0.4.9-dev~717
X-Git-Url: https://git.reactos.org/?p=reactos.git;a=commitdiff_plain;h=28343c6c0c5ca7a91778fcf46f08e1cc6213272c;hp=9f3c80193e5f5d9c0497033322c515cdb3690e8c

[FASTFAT] Fix size checking in VfatGetFileNameInformation()
---

diff --git a/drivers/filesystems/fastfat/dir.c b/drivers/filesystems/fastfat/dir.c
index 284c04bca10..1e657f19fda 100644
--- a/drivers/filesystems/fastfat/dir.c
+++ b/drivers/filesystems/fastfat/dir.c
@@ -101,17 +101,17 @@ VfatGetFileNameInformation(
     *Written = 0;
     Status = STATUS_BUFFER_OVERFLOW;
 
-    if (FIELD_OFFSET(FILE_NAMES_INFORMATION, FileName) > BufferLength)
+    if (FIELD_OFFSET(FILE_NAME_INFORMATION, FileName) > BufferLength)
         return Status;
 
-    if (First || (BufferLength >= FIELD_OFFSET(FILE_NAMES_INFORMATION, FileName) + DirContext->LongNameU.Length))
+    if (First || (BufferLength >= FIELD_OFFSET(FILE_NAME_INFORMATION, FileName) + DirContext->LongNameU.Length))
     {
         pInfo->FileNameLength = DirContext->LongNameU.Length;
 
-        *Written = FIELD_OFFSET(FILE_NAMES_INFORMATION, FileName);
-        if (BufferLength > FIELD_OFFSET(FILE_NAMES_INFORMATION, FileName))
+        *Written = FIELD_OFFSET(FILE_NAME_INFORMATION, FileName);
+        if (BufferLength > FIELD_OFFSET(FILE_NAME_INFORMATION, FileName))
         {
-            BytesToCopy = min(DirContext->LongNameU.Length, BufferLength - FIELD_OFFSET(FILE_NAMES_INFORMATION, FileName));
+            BytesToCopy = min(DirContext->LongNameU.Length, BufferLength - FIELD_OFFSET(FILE_NAME_INFORMATION, FileName));
             RtlCopyMemory(pInfo->FileName,
                          DirContext->LongNameU.Buffer,
                          BytesToCopy);