Commit dcaa73dc authored Sep 09, 2013 by Yijing Wang Committed by Bjorn Helgaas Sep 24, 2013

IB/qib: Use pci_is_root_bus() to check whether it is a root bus



Use pci_is_root_bus() instead of "if (bus->parent)" statement
for better readability.

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Mike Marciniszyn <mike.marciniszyn@intel.com>

parent 503275bf

drivers/infiniband/hw/qib/qib_pcie.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -590,7 +590,7 @@ static int qib_tune_pcie_caps(struct qib_devdata *dd)

		/* Find out supported and configured values for parent (root) */
		parent = dd->pcidev->bus->self;
		if (parent->bus->parent) {
		if (!pci_is_root_bus(parent->bus)) {
		qib_devinfo(dd->pcidev, "Parent not root\n");
		goto bail;
		}