Index: src/libchcore/TLocalFilesystem.cpp
===================================================================
diff -u -N -rad4fe0f8085b15527158073aa76eb2d9ef80b0e5 -rfa8e76fc12b88c7ad1c6bf87ac502ce79c31d0ae
--- src/libchcore/TLocalFilesystem.cpp	(.../TLocalFilesystem.cpp)	(revision ad4fe0f8085b15527158073aa76eb2d9ef80b0e5)
+++ src/libchcore/TLocalFilesystem.cpp	(.../TLocalFilesystem.cpp)	(revision fa8e76fc12b88c7ad1c6bf87ac502ce79c31d0ae)
@@ -324,6 +324,8 @@
 		BOOL bResult = DeviceIoControl(hDevice, IOCTL_VOLUME_GET_VOLUME_DISK_EXTENTS, NULL, 0, pVolumeDiskExtents, stSize, &dwBytesReturned, NULL);
 		if (!bResult)
 		{
+			CloseHandle(hDevice);
+
 			// NOTE: when ERROR_INVALID_FUNCTION is reported here, it probably means that underlying volume
 			//       cannot support IOCTL_VOLUME_GET_VOLUME_DISK_EXTENTS properly (such case includes TrueCrypt volumes)
 			return std::numeric_limits<DWORD>::max();