diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 35a785609364e375ea9caaa6c214b4b5a6364c5e..9846c6ab2aaa92eeab130a92fe4d7b8d539b624c 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -1626,7 +1626,7 @@ static unsigned int sd_completed_bytes(struct scsi_cmnd *scmd)
 		end_lba <<= 1;
 	} else {
 		/* be careful ... don't want any overflows */
-		u64 factor = scmd->device->sector_size / 512;
+		unsigned int factor = scmd->device->sector_size / 512;
 		do_div(start_lba, factor);
 		do_div(end_lba, factor);
 	}