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gpio/rockchip: fix refcount leak in rockchip_gpiolib_register()

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The node returned by of_get_parent() with refcount incremented,
of_node_put() needs be called when finish using it. So add it in the
end of of_pinctrl_get().

Fixes: 936ee2675eee ("gpio/rockchip: add driver for rockchip gpio")
Signed-off-by: Wang Yufen <wangyufen@huawei.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Wang Yufen 2022-12-05 14:19:56 +08:00 committed by Bartosz Golaszewski
parent 45fecdb9f6
commit 63ff545af7
1 changed files with 1 additions and 0 deletions
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drivers/gpio/gpio-rockchip.c
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@ -610,6 +610,7 @@ static int rockchip_gpiolib_register(struct rockchip_pin_bank *bank)
return -ENODATA;
pctldev = of_pinctrl_get(pctlnp);
of_node_put(pctlnp);
if (!pctldev)
return -ENODEV;