linux-kernel - [PATCH v1 1/2] parport: serial: Get rid of IRQ

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Date:   Wed, 21 Jul 2021 18:02:15 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-kernel@...r.kernel.org
Cc:     Sudip Mukherjee <sudipm.mukherjee@...il.com>,
        gregkh@...uxfoundation.org
Subject: [PATCH v1 1/2] parport: serial: Get rid of IRQ_NONE abuse

IRQ_NONE definition is solely for IRQ handlers and not for generic
probe code. Replace it with plain integer.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/parport/parport_serial.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/parport/parport_serial.c b/drivers/parport/parport_serial.c
index 96b888bb49c6..14e2427676f0 100644
--- a/drivers/parport/parport_serial.c
+++ b/drivers/parport/parport_serial.c
@@ -607,11 +607,12 @@ static int parport_register(struct pci_dev *dev, const struct pci_device_id *id)
                                         def.) */
 		/* TODO: test if sharing interrupts works */
 		irq = dev->irq;
-		if (irq == IRQ_NONE) {
+		if (irq == 0)
+			irq = PARPORT_IRQ_NONE;
+		if (irq == PARPORT_IRQ_NONE) {
 			dev_dbg(&dev->dev,
 				"PCI parallel port detected: I/O at %#lx(%#lx)\n",
 				io_lo, io_hi);
-			irq = PARPORT_IRQ_NONE;
 		} else {
 			dev_dbg(&dev->dev,
 				"PCI parallel port detected: I/O at %#lx(%#lx), IRQ %d\n",
-- 
2.30.2