leds: lt3593: Put fwnode in any case during ->probe()

[ Upstream commit 7e1baaaa2407a642ea19b58e214fab9a69cda1d7 ]

device_get_next_child_node() bumps a reference counting of a returned variable.
We have to balance it whenever we return to the caller.

Fixes: 8cd7d6daba ("leds: lt3593: Add device tree probing glue")
Cc: Daniel Mack <daniel@zonque.org>
Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Andy Shevchenko 2021-05-29 14:19:33 +03:00 committed by Greg Kroah-Hartman
parent e39c73563a
commit 0a01dc7766

View File

@ -103,10 +103,9 @@ static int lt3593_led_probe(struct platform_device *pdev)
init_data.default_label = ":";
ret = devm_led_classdev_register_ext(dev, &led_data->cdev, &init_data);
if (ret < 0) {
fwnode_handle_put(child);
fwnode_handle_put(child);
if (ret < 0)
return ret;
}
led_data->cdev.dev->of_node = dev->of_node;
platform_set_drvdata(pdev, led_data);