Commit d3aa0cb4 authored Jun 27, 2011 by Jon Mason Committed by David S. Miller Jun 27, 2011

niu: remove unnecessary read of PCI_CAP_ID_EXP



The PCIE capability offset is saved during PCI bus walking.  It will
remove an unnecessary search in the PCI configuration space if this
value is referenced instead of reacquiring it.

Signed-off-by: Jon Mason <jdmason@kudzu.us>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 77c98e6a

drivers/net/niu.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -9797,7 +9797,7 @@ static int __devinit niu_pci_init_one(struct pci_dev *pdev,
		goto err_out_disable_pdev;
		}

		pos = pci_find_capability(pdev, PCI_CAP_ID_EXP);
		pos = pci_pcie_cap(pdev);
		if (pos <= 0) {
		dev_err(&pdev->dev, "Cannot find PCI Express capability, aborting\n");
		goto err_out_free_res;