gpio: raspberrypi-exp: decrease refcount on firmware dt node
We're getting a reference RPi's firmware node in order to be able to
communicate with it's driver. We should decrease the reference count on
the dt node after being done with it.
Fixes: a98d90e7d5
("gpio: raspberrypi-exp: Driver for RPi3 GPIO expander via mailbox service")
Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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@ -206,6 +206,7 @@ static int rpi_exp_gpio_probe(struct platform_device *pdev)
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}
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fw = rpi_firmware_get(fw_node);
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of_node_put(fw_node);
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if (!fw)
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return -EPROBE_DEFER;
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