[pschweitzer] 73113: [DISK] Don't overflow when computing disk size. Patch by Vort. CORE-12261

Author: pschweitzer
Date: Thu Nov  3 21:38:56 2016
New Revision: 73113

URL: http://svn.reactos.org/svn/reactos?rev=73113&view=rev
Log:
[DISK]
Don't overflow when computing disk size.
Patch by Vort.

CORE-12261

Modified:
    trunk/reactos/drivers/storage/class/disk/disk.c

Modified: trunk/reactos/drivers/storage/class/disk/disk.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/storage/class/disk/...
==============================================================================
--- trunk/reactos/drivers/storage/class/disk/disk.c	[iso-8859-1] (original)
+++ trunk/reactos/drivers/storage/class/disk/disk.c	[iso-8859-1] Thu Nov  3 21:38:56 2016
@@ -4283,7 +4283,7 @@
     DeviceExtension->DiskGeometry->Geometry.SectorsPerTrack = sectorsPerTrack;
     DeviceExtension->DiskGeometry->Geometry.TracksPerCylinder = tracksPerCylinder;
     DeviceExtension->DiskGeometry->Geometry.Cylinders.QuadPart = (LONGLONG)cylinders;
-    DeviceExtension->DiskGeometry->DiskSize.QuadPart = cylinders * tracksPerCylinder * sectorsPerTrack *
+    DeviceExtension->DiskGeometry->DiskSize.QuadPart = (LONGLONG)cylinders * tracksPerCylinder * sectorsPerTrack *
                                                        DeviceExtension->DiskGeometry->Geometry.BytesPerSector;

DebugPrint((3,