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of_mdio: fix node leak in of_phy_register_fixed_link error path

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commit 48c1699d5335bc045b50989a06b1c526b17a25ff upstream.

Make sure to drop the of_node reference also on failure to parse the
speed property in of_phy_register_fixed_link().

Fixes: 3be2a49e5c08 ("of: provide a binding for fixed link PHYs")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2016-11-16 15:20:36 +01:00 committed by Greg Kroah-Hartman
parent 9ea08f4893
commit 620e769b26
1 changed files with 4 additions and 1 deletions
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drivers/of/of_mdio.c
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@ -334,8 +334,11 @@ int of_phy_register_fixed_link(struct device_node *np)
status.link = 1;
status.duplex = of_property_read_bool(fixed_link_node,
"full-duplex");
if (of_property_read_u32(fixed_link_node, "speed", &status.speed))
if (of_property_read_u32(fixed_link_node, "speed",
&status.speed)) {
of_node_put(fixed_link_node);
return -EINVAL;
}
status.pause = of_property_read_bool(fixed_link_node, "pause");
status.asym_pause = of_property_read_bool(fixed_link_node,
"asym-pause");