scsi: hpsa: limit transfer length to 1MB, not 512kB

e2c7b43 was supposed to limit transfer length to 1MB, but got the unit of
max_sectors wrong.

Fixes: e2c7b433f729 ("scsi: hpsa: limit transfer length to 1MB")
Signed-off-by: Martin Wilck <mwilck@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/hpsa.c

@@ -976,7 +976,7 @@ static struct scsi_host_template hpsa_driver_template = {
 #endif
 	.sdev_attrs = hpsa_sdev_attrs,
 	.shost_attrs = hpsa_shost_attrs,
-	.max_sectors = 1024,
+	.max_sectors = 2048,
 	.no_write_same = 1,
 };