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alpha/PCI: Use dev_is_pci() to identify PCI devices

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Use dev_is_pci() instead of checking bus type directly.

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Yijing Wang 2013-12-05 20:04:41 +08:00 committed by Bjorn Helgaas
parent 0021c0348b
commit 09296c0bbb
1 changed files with 1 additions and 1 deletions
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2
arch/alpha/kernel/pci_iommu.c
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@ -325,7 +325,7 @@ pci_map_single_1(struct pci_dev *pdev, void *cpu_addr, size_t size,
/* Helper for generic DMA-mapping functions. */
static struct pci_dev *alpha_gendev_to_pci(struct device *dev)
{
if (dev && dev->bus == &pci_bus_type)
if (dev && dev_is_pci(dev))
return to_pci_dev(dev);
/* Assume that non-PCI devices asking for DMA are either ISA or EISA,