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Commit 129dd967 authored by David S. Miller's avatar David S. Miller
Browse files

ucc_geth: Fix use-after-of_node_put() in ucc_geth_probe(). 



We can't put 'mdio' until after we've used it in the
fsl_pq_mdio_bus_name() call.

Also fix error return values.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ee76db5e

drivers/net/ucc_geth.c

+6 −5
Original line number Diff line number Diff line
@@ -3648,15 +3648,16 @@ static int ucc_geth_probe(struct of_device* ofdev, const struct of_device_id *ma 
		mdio = of_get_parent(phy);



		if (mdio == NULL)

			return -1;

			return -ENODEV;



		err = of_address_to_resource(mdio, 0, &res);

		of_node_put(mdio);



		if (err)

			return -1;



		if (err) {

			of_node_put(mdio);

			return err;

		}

		fsl_pq_mdio_bus_name(bus_name, mdio);

		of_node_put(mdio);

		snprintf(ug_info->phy_bus_id, sizeof(ug_info->phy_bus_id),

			"%s:%02x", bus_name, *prop);

	}