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Commit 59c1ad3b authored by Yijing Wang's avatar Yijing Wang Committed by Bjorn Helgaas
Browse files

drm: Use list_for_each_entry() for bus traversal 



Replace list_for_each() + pci_bus_b() with list_for_each_entry().

Signed-off-by: default avatarYijing Wang <wangyijing@huawei.com>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
parent f0197e0c

drivers/gpu/drm/drm_fops.c

+2 −1
Original line number Diff line number Diff line
@@ -319,7 +319,8 @@ static int drm_open_helper(struct inode *inode, struct file *filp, 
			pci_dev_put(pci_dev);

		}

		if (!dev->hose) {

			struct pci_bus *b = pci_bus_b(pci_root_buses.next);

			struct pci_bus *b = list_entry(pci_root_buses.next,

				struct pci_bus, node);

			if (b)

				dev->hose = b->sysdata;

		}