net: arc_emac: Fix memleak in arc_mdio_probe
[ Upstream commit5.4-rM2-2.2.x-imx-squashede2d79cd887
] When devm_gpiod_get_optional() fails, bus should be freed just like when of_mdiobus_register() fails. Fixes:1bddd96cba
("net: arc_emac: support the phy reset for emac driver") Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
parent
268fe5a4c0
commit
719f92de3f
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@ -153,6 +153,7 @@ int arc_mdio_probe(struct arc_emac_priv *priv)
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if (IS_ERR(data->reset_gpio)) {
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error = PTR_ERR(data->reset_gpio);
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dev_err(priv->dev, "Failed to request gpio: %d\n", error);
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mdiobus_free(bus);
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return error;
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}
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