From 0e15c65b3e6b67643799917f342df04d0473bb05 Mon Sep 17 00:00:00 2001 From: Mounir IDRASSI Date: Tue, 23 May 2017 12:31:46 +0200 Subject: Windows Driver: correct value of number of cylinders by adding 1 since our virtual partition starts at Extension->BytesPerSector and not 0. --- src/Driver/Ntvol.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'src/Driver') diff --git a/src/Driver/Ntvol.c b/src/Driver/Ntvol.c index 8be0393a..1c242408 100644 --- a/src/Driver/Ntvol.c +++ b/src/Driver/Ntvol.c @@ -704,7 +704,8 @@ NTSTATUS TCOpenVolume (PDEVICE_OBJECT DeviceObject, Extension->TracksPerCylinder = 1; Extension->SectorsPerTrack = 1; Extension->BytesPerSector = Extension->cryptoInfo->SectorSize; - Extension->NumberOfCylinders = Extension->DiskLength / Extension->BytesPerSector; + // Add extra sector since our virtual partition starts at Extension->BytesPerSector and not 0 + Extension->NumberOfCylinders = (Extension->DiskLength / Extension->BytesPerSector) + 1; Extension->PartitionType = 0; Extension->bRawDevice = bRawDevice; -- cgit v1.2.3