linux-kernel - [PATCH 9/9] alpha/pci: Use dev_is_pci() to check whether it is pci device

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Message-ID: <1386245081-27912-1-git-send-email-wangyijing@huawei.com>
Date:	Thu, 5 Dec 2013 20:04:41 +0800
From:	Yijing Wang <wangyijing@...wei.com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>,
	Richard Henderson <rth@...ddle.net>,
	Ivan Kokshaysky <ink@...assic.park.msu.ru>,
	Matt Turner <mattst88@...il.com>
CC:	<linux-pci@...r.kernel.org>, <linux-alpha@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>,
	Yijing Wang <wangyijing@...wei.com>,
	"Hanjun Guo" <guohanjun@...wei.com>
Subject: [PATCH 9/9] alpha/pci: 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>
---
 arch/alpha/kernel/pci_iommu.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/alpha/kernel/pci_iommu.c b/arch/alpha/kernel/pci_iommu.c
index a21d0ab..eddee77 100644
--- a/arch/alpha/kernel/pci_iommu.c
+++ b/arch/alpha/kernel/pci_iommu.c
@@ -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,
-- 
1.7.1


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