pinctrl: microchip-sgpio: Put fwnode in error case during ->probe()
device_for_each_child_node() bumps a reference counting of a returned variable.
We have to balance it whenever we return to the caller.
Fixes: 7e5ea974e6
("pinctrl: pinctrl-microchip-sgpio: Add pinctrl driver for Microsemi Serial GPIO")
Cc: Lars Povlsen <lars.povlsen@microchip.com>
Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20210606191940.29312-1-andy.shevchenko@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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@ -845,9 +845,11 @@ static int microchip_sgpio_probe(struct platform_device *pdev)
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i = 0;
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device_for_each_child_node(dev, fwnode) {
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ret = microchip_sgpio_register_bank(dev, priv, fwnode, i++);
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if (ret)
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if (ret) {
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fwnode_handle_put(fwnode);
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return ret;
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}
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}
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if (priv->in.gpio.ngpio != priv->out.gpio.ngpio) {
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dev_err(dev, "Banks must have same GPIO count\n");
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