linux-kernel - [PATCH 3/3] iommu/vt-d: Use dev_is_pci() to check whether it is pci device

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <1386243822-23972-1-git-send-email-wangyijing@huawei.com>
Date:	Thu, 5 Dec 2013 19:43:42 +0800
From:	Yijing Wang <wangyijing@...wei.com>
To:	Alex Williamson <alex.williamson@...hat.com>,
	Joerg Roedel <joro@...tes.org>,
	David Woodhouse <dwmw2@...radead.org>
CC:	<iommu@...ts.linux-foundation.org>, <linux-kernel@...r.kernel.org>,
	Yijing Wang <wangyijing@...wei.com>,
	Hanjun Guo <guohanjun@...wei.com>
Subject: [PATCH 3/3] 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@...wei.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


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/