[PATCH] ata_piix: fix host_set private_data intialization

To get host_set->private_data initialized reliably, all pinfos need to
point to the same hpriv.  Restore pinfo->private_data after pata pinfo
assignment.
Signed-off-by: Tejun Heo <htejun@gmail.com>

drivers/scsi/ata_piix.c

@@ -828,6 +828,7 @@ static void __devinit piix_init_sata_map(struct pci_dev *pdev,
 		case IDE:
 			WARN_ON((i & 1) || map[i + 1] != IDE);
 			pinfo[i / 2] = piix_port_info[ich5_pata];
+			pinfo[i / 2].private_data = hpriv;
 			i++;
 			printk(" IDE IDE");
 			break;