iommu/amd: Use dev_is_pci() to check whether it is pci device

Use PCI standard marco dev_is_pci() instead of directly compare
pci_bus_type to check whether it is pci device.

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Joerg Roedel <joro@8bytes.org>
This commit is contained in:
Yijing Wang 2013-12-05 19:42:41 +08:00 committed by Joerg Roedel
parent d6e0a2dd12
commit b82a2272b3

View file

@ -248,8 +248,8 @@ static bool check_device(struct device *dev)
if (!dev || !dev->dma_mask)
return false;
/* No device or no PCI device */
if (dev->bus != &pci_bus_type)
/* No PCI device */
if (!dev_is_pci(dev))
return false;
devid = get_device_id(dev);