ath79: fix unaligned access panic in ag71xx_mdio_probe

[openwrt/staging/dedeckeh.git] / target / linux / ath79 / files / drivers / net / ethernet / atheros / ag71xx / ag71xx_mdio.c

diff --git a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_mdio.c b/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_mdio.c
index 0bfc1546cd9be3b778d6417d5b4302955ee812b8..58aef748724ae85e4d3b91e291b32869becd35fa 100644 (file)
--- a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_mdio.c
+++ b/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_mdio.c
@@ -183,8 +183,8 @@ static int ag71xx_mdio_probe(struct platform_device *pdev)
                return -ENOMEM;
 
        am->mii_regmap = syscon_regmap_lookup_by_phandle(np, "regmap");
-       if (!am->mii_regmap)
-               return -ENOENT;
+       if (IS_ERR(am->mii_regmap))
+               return PTR_ERR(am->mii_regmap);
 
        mii_bus = devm_mdiobus_alloc(amdev);
        if (!mii_bus)