Fixed a length calculation bug introduced with transfer-splitting code

 --> big file transfers work now

reactos/drivers/storage/floppy

diff -u -r1.5 -r1.6
--- readwrite.c	11 Mar 2004 06:48:22 -0000	1.5
+++ readwrite.c	11 Mar 2004 07:01:58 -0000	1.6
@@ -660,10 +660,15 @@

       KdPrint(("floppy: ReadWritePassive(): computing number of sectors to transfer (StartSector 0x%x): ", StartSector));
 
       /* 1-based sector number */

-      if( (DriveInfo->DiskGeometry.SectorsPerTrack - StartSector + 1) < Length / DriveInfo->DiskGeometry.BytesPerSector)

+      if( (DriveInfo->DiskGeometry.SectorsPerTrack - StartSector + 1) < 
+	  (Length - TransferByteOffset) / DriveInfo->DiskGeometry.BytesPerSector)
+	{

 	  CurrentTransferSectors = (UCHAR)DriveInfo->DiskGeometry.SectorsPerTrack - StartSector + 1;

+	}

       else

-	  CurrentTransferSectors = (UCHAR)(Length / DriveInfo->DiskGeometry.BytesPerSector);

+	{
+	  CurrentTransferSectors = (UCHAR)((Length - TransferByteOffset) / DriveInfo->DiskGeometry.BytesPerSector);
+	}

 
       KdPrint(("0x%x\n", CurrentTransferSectors));