diff options
Diffstat (limited to 'drivers/net/ethernet/faraday')
| -rw-r--r-- | drivers/net/ethernet/faraday/ftgmac100.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index 0b833572205f..4a2dadb91f02 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -1746,6 +1746,19 @@ cleanup_clk: return rc; } +static bool ftgmac100_has_child_node(struct device_node *np, const char *name) +{ + struct device_node *child_np = of_get_child_by_name(np, name); + bool ret = false; + + if (child_np) { + ret = true; + of_node_put(child_np); + } + + return ret; +} + static int ftgmac100_probe(struct platform_device *pdev) { struct resource *res; @@ -1865,7 +1878,7 @@ static int ftgmac100_probe(struct platform_device *pdev) /* Display what we found */ phy_attached_info(phy); - } else if (np && !of_get_child_by_name(np, "mdio")) { + } else if (np && !ftgmac100_has_child_node(np, "mdio")) { /* Support legacy ASPEED devicetree descriptions that decribe a * MAC with an embedded MDIO controller but have no "mdio" * child node. Automatically scan the MDIO bus for available |