From: Yijing Wang <wangyijing@huawei.com>
Date: Thu, 5 Dec 2013 11:43:42 +0000 (+0800)
Subject: iommu/vt-d: Use dev_is_pci() to check whether it is pci device
X-Git-Tag: next-20140108~35^2^3~18
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=dbad086433af81513c84678070522455fefebe2a;p=karo-tx-linux.git

iommu/vt-d: 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>
---

diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 43b9bfea48fa..64d8942d6d14 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);