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path: root/drivers/net/phy/mdio-gpio.c
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Diffstat (limited to 'drivers/net/phy/mdio-gpio.c')
-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;