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sys: FspFsvolQueryDirectoryCopyCache: check DirInfoCacheHint against DirInfoSize

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This commit is contained in:
Bill Zissimopoulos
2024-08-21 11:29:37 +01:00
parent 2bf9a6c16e
commit 9db17294da
1 changed files with 3 additions and 1 deletions
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4
src/sys/dirctl.c
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@@ -348,7 +348,9 @@ static NTSTATUS FspFsvolQueryDirectoryCopyCache(
FSP_FILE_NODE *FileNode = FileDesc->FileNode;
if (ResetCache || FileDesc->DirInfo != FileNode->NonPaged->DirInfo)
if (ResetCache ||
FileDesc->DirInfo != FileNode->NonPaged->DirInfo ||
FileDesc->DirInfoCacheHint >= DirInfoSize)
FileDesc->DirInfoCacheHint = 0; /* reset the DirInfo hint if anything looks fishy! */
FileDesc->DirInfo = FileNode->NonPaged->DirInfo;