PCI: rcar: Return -ENODEV from host bridge probe when no card present

R-Car PCIe does not support hotplug so it is appropriate to treat the
absence of a PCIe card as an -ENODEV error.

Signed-off-by: Harunobu Kurokawa <harunobu.kurokawa.dn@renesas.com>
[simon: updated changelog]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c
index aca85be101f83378ee0ca1b0cb15d31d164127c2..0d9b96c3c49dee63f01365b40a31612797f70e95 100644 (file)
--- a/drivers/pci/host/pcie-rcar.c
+++ b/drivers/pci/host/pcie-rcar.c
@@ -1165,7 +1165,7 @@ static int rcar_pcie_probe(struct platform_device *pdev)
        err = hw_init_fn(pcie);
        if (err) {
                dev_info(dev, "PCIe link down\n");
-               err = 0;
+               err = -ENODEV;
                goto err_pm_put;
        }