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Commit 40717c39 authored by Kenji Kaneshige's avatar Kenji Kaneshige Committed by Jesse Barnes
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PCI: portdrv: minor cleanup for pcie_port_device_register 



Minor cleanups for pcie_port_device_register().

Signed-off-by: default avatarKenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: default avatarJesse Barnes <jbarnes@virtuousgeek.org>
parent fbb5de70

drivers/pci/pcie/portdrv_core.c

+10 −11
Original line number Diff line number Diff line
@@ -297,13 +297,15 @@ static int pcie_device_init(struct pci_dev *pdev, int service, int irq) 
int pcie_port_device_register(struct pci_dev *dev)

{

	struct pcie_port_data *port_data;

	int status, capabilities, i, nr_serv;

	int status, capabilities, i, nr_service;

	int irqs[PCIE_PORT_DEVICE_MAXSERVICES];



	/* Get and check PCI Express port services */

	capabilities = get_port_device_capability(dev);

	if (!capabilities)

		return -ENODEV;



	/* Allocate driver data for port device */

	port_data = kzalloc(sizeof(*port_data), GFP_KERNEL);

	if (!port_data)

		return -ENOMEM;
@@ -315,7 +317,6 @@ int pcie_port_device_register(struct pci_dev *dev) 
	if (status)

		goto error_kfree;

	pci_set_master(dev);



	/*

	 * Initialize service irqs. Don't use service devices that

	 * require interrupts if there is no way to generate them.
@@ -328,20 +329,18 @@ int pcie_port_device_register(struct pci_dev *dev) 
	}



	/* Allocate child services if any */

	for (i = 0, nr_serv = 0; i < PCIE_PORT_DEVICE_MAXSERVICES; i++) {

	status = -ENODEV;

	nr_service = 0;

	for (i = 0; i < PCIE_PORT_DEVICE_MAXSERVICES; i++) {

		int service = 1 << i;



		if (!(capabilities & service))

			continue;



		status = pcie_device_init(dev, service, irqs[i]);

		if (!status)

			nr_serv++;

		if (!pcie_device_init(dev, service, irqs[i]))

			nr_service++;

	}

	if (!nr_serv) {

		status = -ENODEV;

	if (!nr_service)

		goto error_cleanup_irqs;

	}



	return 0;



error_cleanup_irqs: