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memfs: GetVolumeInfo: ensure correct TotalSize and FreeSize calculations

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This commit is contained in:
Bill Zissimopoulos
2016-04-13 20:52:04 -07:00
parent 1239c610a5
commit 9df1c47a94
1 changed files with 3 additions and 3 deletions
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6
tst/memfs/memfs.cpp
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@@ -248,9 +248,9 @@ static NTSTATUS GetVolumeInfo(FSP_FILE_SYSTEM *FileSystem,
{ {
MEMFS *Memfs = (MEMFS *)FileSystem->UserContext; MEMFS *Memfs = (MEMFS *)FileSystem->UserContext;
VolumeInfo->TotalSize = Memfs->MaxFileNodes * Memfs->MaxFileSize; VolumeInfo->TotalSize = Memfs->MaxFileNodes * (UINT64)Memfs->MaxFileSize;
VolumeInfo->FreeSize = VolumeInfo->FreeSize = (Memfs->MaxFileNodes - MemfsFileNodeMapCount(Memfs->FileNodeMap)) *
(Memfs->MaxFileNodes - MemfsFileNodeMapCount(Memfs->FileNodeMap)) * Memfs->MaxFileSize; (UINT64)Memfs->MaxFileSize;
VolumeInfo->VolumeLabelLength = Memfs->VolumeLabelLength; VolumeInfo->VolumeLabelLength = Memfs->VolumeLabelLength;
memcpy(VolumeInfo->VolumeLabel, Memfs->VolumeLabel, Memfs->VolumeLabelLength); memcpy(VolumeInfo->VolumeLabel, Memfs->VolumeLabel, Memfs->VolumeLabelLength);