Use the fact that for the first loop rq->current_nr_sectors is always
set and unify moving to the next buffer for read/write requests.
There should be no functionality changes caused by this patch.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
        while (sectors_to_transfer > 0) {
                int this_transfer;
 
-               /*
-                * If we've filled the present buffer but there's another
-                * chained buffer after it, move on.
-                */
-               if (!write && rq->current_nr_sectors == 0 && rq->nr_sectors)
-                       cdrom_end_request(drive, 1);
-
                if (!rq->current_nr_sectors) {
                        if (!write)
                                /*
                /*
                 * current buffer complete, move on
                 */
-               if (write && rq->current_nr_sectors == 0 && rq->nr_sectors)
+               if (rq->current_nr_sectors == 0 && rq->nr_sectors)
                        cdrom_end_request(drive, 1);
        }