hpt3x2n: Correct revision boundary

We have a revision that isn't correctly claimed as two drivers both go
for it: Fix the test accordingly. Noticed originally by Bill Nottingham.
Signed-off-by: NAlan Cox <alan@redhat.com>
Signed-off-by: NJeff Garzik <jeff@garzik.org>

drivers/ata/pata_hpt3x2n.c

@@ -521,8 +521,8 @@ static int hpt3x2n_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 			/* 371N if rev > 1 */
 			break;
 		case PCI_DEVICE_ID_TTI_HPT372:
-			/* 372N if rev >= 1*/
-			if (class_rev == 0)
+			/* 372N if rev >= 2*/
+			if (class_rev < 2)
 				return -ENODEV;
 			break;
 		case PCI_DEVICE_ID_TTI_HPT302: