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fsl/fman: Fix missing put_device() call in fman_port_probe

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The reference taken by 'of_find_device_by_node()' must be released when
not needed anymore.
Add the corresponding 'put_device()' in the and error handling paths.

Fixes: 18a6c85fcc ("fsl/fman: Add FMan Port Support")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Miaoqian Lin 2021-12-30 12:26:27 +00:00 committed by David S. Miller
parent 8b3170e075
commit bf2b09fedc
1 changed files with 7 additions and 5 deletions
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12
drivers/net/ethernet/freescale/fman/fman_port.c
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@ -1805,7 +1805,7 @@ static int fman_port_probe(struct platform_device *of_dev)
fman = dev_get_drvdata(&fm_pdev->dev);
if (!fman) {
err = -EINVAL;
goto return_err;
goto put_device;
}
err = of_property_read_u32(port_node, "cell-index", &val);
@ -1813,7 +1813,7 @@ static int fman_port_probe(struct platform_device *of_dev)
dev_err(port->dev, "%s: reading cell-index for %pOF failed\n",
__func__, port_node);
err = -EINVAL;
goto return_err;
goto put_device;
}
port_id = (u8)val;
port->dts_params.id = port_id;
@ -1847,7 +1847,7 @@ static int fman_port_probe(struct platform_device *of_dev)
} else {
dev_err(port->dev, "%s: Illegal port type\n", __func__);
err = -EINVAL;
goto return_err;
goto put_device;
}
port->dts_params.type = port_type;
@ -1861,7 +1861,7 @@ static int fman_port_probe(struct platform_device *of_dev)
dev_err(port->dev, "%s: incorrect qman-channel-id\n",
__func__);
err = -EINVAL;
goto return_err;
goto put_device;
}
port->dts_params.qman_channel_id = qman_channel_id;
}
@ -1871,7 +1871,7 @@ static int fman_port_probe(struct platform_device *of_dev)
dev_err(port->dev, "%s: of_address_to_resource() failed\n",
__func__);
err = -ENOMEM;
goto return_err;
goto put_device;
}
port->dts_params.fman = fman;
@ -1896,6 +1896,8 @@ static int fman_port_probe(struct platform_device *of_dev)
return 0;
put_device:
put_device(&fm_pdev->dev);
return_err:
of_node_put(port_node);
free_port: