Revert "firewire: ohci: use devres for requested IRQ"

This reverts commit 5a95f1de.

As long as allocating any device interrupt vector for MSI, it is
inconvenient to utilize managed device resources for IRQ requesting.

Link: https://lore.kernel.org/r/20240331135037.191479-2-o-takashi@sakamocchi.jpSigned-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>

drivers/firewire/ohci.c

@@ -3758,16 +3758,17 @@ static int pci_probe(struct pci_dev *dev,
 
 	if (!(ohci->quirks & QUIRK_NO_MSI))
 		pci_enable_msi(dev);
-	err = devm_request_irq(&dev->dev, dev->irq, irq_handler,
-			       pci_dev_msi_enabled(dev) ? 0 : IRQF_SHARED, ohci_driver_name, ohci);
-	if (err < 0) {
+	if (request_irq(dev->irq, irq_handler,
+			pci_dev_msi_enabled(dev) ? 0 : IRQF_SHARED,
+			ohci_driver_name, ohci)) {
 		ohci_err(ohci, "failed to allocate interrupt %d\n", dev->irq);
+		err = -EIO;
 		goto fail_msi;
 	}
 
 	err = fw_card_add(&ohci->card, max_receive, link_speed, guid);
 	if (err)
-		goto fail_msi;
+		goto fail_irq;
 
 	version = reg_read(ohci, OHCI1394_Version) & 0x00ff00ff;
 	ohci_notice(ohci,
@@ -3780,8 +3781,9 @@ static int pci_probe(struct pci_dev *dev,
 
 	return 0;
 
+ fail_irq:
+	free_irq(dev->irq, ohci);
  fail_msi:
-	devm_free_irq(&dev->dev, dev->irq, ohci);
 	pci_disable_msi(dev);
 
 	return err;
@@ -3809,7 +3811,7 @@ static void pci_remove(struct pci_dev *dev)
 
 	software_reset(ohci);
 
-	devm_free_irq(&dev->dev, dev->irq, ohci);
+	free_irq(dev->irq, ohci);
 	pci_disable_msi(dev);
 
 	dev_notice(&dev->dev, "removing fw-ohci device\n");