[WATCHDOG] wdt_pci - use pci_request_region

Use pci_request_region instead of request_region for this pci_driver.
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

drivers/watchdog/wdt_pci.c

@@ -647,14 +647,15 @@ static int __devinit wdtpci_init_one(struct pci_dev *dev,
 		goto out_pci;
 	}
 
-	irq = dev->irq;
-	io = pci_resource_start(dev, 2);
-
-	if (request_region(io, 16, "wdt_pci") == NULL) {
-		printk(KERN_ERR PFX "I/O address 0x%04x already in use\n", io);
+	if (pci_request_region(dev, 2, "wdt_pci")) {
+		printk(KERN_ERR PFX "I/O address 0x%04x already in use\n",
+			pci_resource_start(dev, 2));
 		goto out_pci;
 	}
 
+	irq = dev->irq;
+	io = pci_resource_start(dev, 2);
+
 	if (request_irq(irq, wdtpci_interrupt, IRQF_DISABLED | IRQF_SHARED,
 			 "wdt_pci", &wdtpci_miscdev)) {
 		printk(KERN_ERR PFX "IRQ %d is not free\n", irq);
@@ -717,7 +718,7 @@ static int __devinit wdtpci_init_one(struct pci_dev *dev,
 out_irq:
 	free_irq(irq, &wdtpci_miscdev);
 out_reg:
-	release_region(io, 16);
+	pci_release_region(dev, 2);
 out_pci:
 	pci_disable_device(dev);
 	goto out;
@@ -733,7 +734,7 @@ static void __devexit wdtpci_remove_one(struct pci_dev *pdev)
 		misc_deregister(&temp_miscdev);
 	unregister_reboot_notifier(&wdtpci_notifier);
 	free_irq(irq, &wdtpci_miscdev);
-	release_region(io, 16);
+	pci_release_region(pdev, 2);
 	pci_disable_device(pdev);
 	dev_count--;
 }