diff options
| author |   Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> | 2009-11-25 21:05:35 +0900 |
|---|---|---|
| committer |   Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-12-04 15:56:10 -0800 |
| commit | 40717c39b1e6c064f48a263a27e58642221e8661 (patch) | |
| tree | 62c92897f5370900b5cfd6769bfa193ae1a61320 /drivers/pci | |
| parent | PCI: portdrv: add missing irq cleanup (diff) | |
| download | linux-dev-40717c39b1e6c064f48a263a27e58642221e8661.tar.xz linux-dev-40717c39b1e6c064f48a263a27e58642221e8661.zip | |
PCI: portdrv: minor cleanup for pcie_port_device_register
Minor cleanups for pcie_port_device_register().
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/pcie/portdrv_core.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c index 82a27f93d38b..758e3d339287 100644 --- a/drivers/pci/pcie/portdrv_core.c +++ b/drivers/pci/pcie/portdrv_core.c @@ -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: |