Staging: sep: Fix PCI irq usage

Don't read the IRQ from the device, the device has no idea what is going on
in the full bus topology and remapping above PCI. Use the pdev->irq field.
Signed-off-by: NAlan Cox <alan@linux.intel.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/sep/sep_dev.h

@@ -54,9 +54,6 @@ struct sep_device {
 	unsigned long resident_size;
 	void *resident_addr;
 
-	/* device interrupt (as retrieved from PCI) */
-	int sep_irq;
-
 	unsigned long rar_region_addr;
 
 	/* start address of the access to the SEP registers from driver */

drivers/staging/sep/sep_driver.c

@@ -2494,15 +2494,9 @@ static int __devinit sep_probe(struct pci_dev *pdev, const struct pci_device_id
 	/* set the IMR register - open only GPR 2 */
 	sep_write_reg(sep_dev, HW_HOST_IMR_REG_ADDR, (~(0x1 << 13)));
 
-	/* figure out our irq */
-	/* FIXME: */
-	error = pci_read_config_byte(pdev, PCI_INTERRUPT_LINE, (u8 *) & sep_dev->irq);
-
-	edbg("SEP Driver: my irq is %d\n", sep_dev->irq);
-
 	edbg("SEP Driver: about to call request_irq\n");
 	/* get the interrupt line */
-	error = request_irq(sep_dev->irq, sep_inthandler, IRQF_SHARED, "sep_driver", &sep_dev->reg_addr);
+	error = request_irq(pdev->irq, sep_inthandler, IRQF_SHARED, "sep_driver", &sep_dev->reg_addr);
 	if (error)
 		goto end_function;