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Subject[PATCH 3/3] iommu/vt-d: Use dev_is_pci() to check whether it is pci device
Date
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>
---
drivers/iommu/intel-iommu.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 43b9bfe..64d8942 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -2758,7 +2758,7 @@ static int iommu_no_mapping(struct device *dev)
struct pci_dev *pdev;
int found;

- if (unlikely(dev->bus != &pci_bus_type))
+ if (unlikely(!dev_is_pci(dev)))
return 1;

pdev = to_pci_dev(dev);
--
1.7.1



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