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authorJohan Hovold <jhovold@gmail.com>2014-05-08 10:09:21 +0200
committerDavid S. Miller <davem@davemloft.net>2014-05-09 15:51:19 -0400
commit7f52da56f76f61112a9c1db41975376764828e71 (patch)
tree3f0db059a1b10d8c154b81ab56bde52ae30aa61c /drivers/net
parent0953f78971040fff09064bb564d9ac0cd1fb4e69 (diff)
net: mdio-gpio: warn about missing bus alias id
Use a sane default bus id (rather than -ENODEV) and print a warning when the bus alias id is missing. Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/phy/mdio-gpio.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/phy/mdio-gpio.c b/drivers/net/phy/mdio-gpio.c
index 9c4defdec67..5f1a2250018 100644
--- a/drivers/net/phy/mdio-gpio.c
+++ b/drivers/net/phy/mdio-gpio.c
@@ -215,6 +215,10 @@ static int mdio_gpio_probe(struct platform_device *pdev)
if (pdev->dev.of_node) {
pdata = mdio_gpio_of_get_data(pdev);
bus_id = of_alias_get_id(pdev->dev.of_node, "mdio-gpio");
+ if (bus_id < 0) {
+ dev_warn(&pdev->dev, "failed to get alias id\n");
+ bus_id = 0;
+ }
} else {
pdata = dev_get_platdata(&pdev->dev);
bus_id = pdev->id;