From: Pierre Schweitzer <pierre@reactos.org>
Date: Tue, 25 Nov 2014 21:03:17 +0000 (+0000)
Subject: [NTFS]
X-Git-Tag: ReactOS-0.3.17-FOSDEM2015~587
X-Git-Url: https://git.reactos.org/?p=reactos.git;a=commitdiff_plain;h=fb11517f412a3c15b57b1027fafda429dd0901a9

[NTFS]
Make the bound check more consistent and more accurate

svn path=/trunk/; revision=65486
---

diff --git a/reactos/drivers/filesystems/ntfs/mft.c b/reactos/drivers/filesystems/ntfs/mft.c
index acecf2dd583..9b658c62e0e 100644
--- a/reactos/drivers/filesystems/ntfs/mft.c
+++ b/reactos/drivers/filesystems/ntfs/mft.c
@@ -558,7 +558,7 @@ NtfsFindMftRecord(PDEVICE_EXTENSION Vcb,
         IndexRoot = (PINDEX_ROOT_ATTRIBUTE)IndexRecord;
         IndexEntry = (PINDEX_ENTRY_ATTRIBUTE)((PCHAR)&IndexRoot->Header + IndexRoot->Header.FirstEntryOffset);
         /* Index root is always resident. */
-        IndexEntryEnd = (PINDEX_ENTRY_ATTRIBUTE)(IndexRecord + IndexRootCtx->Record.Resident.ValueLength);
+        IndexEntryEnd = (PINDEX_ENTRY_ATTRIBUTE)(IndexRecord + IndexRoot->Header.TotalSizeOfEntries);
         ReleaseAttributeContext(IndexRootCtx);
 
         DPRINT("IndexRecordSize: %x IndexBlockSize: %x\n", Vcb->NtfsInfo.BytesPerIndexRecord, IndexRoot->SizeOfEntry);