gpio/rockchip: fix refcount leak in rockchip_gpiolib_register()

[ Upstream commit 63ff545af7 ]

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: 936ee2675e ("gpio/rockchip: add driver for rockchip gpio")
Signed-off-by: Wang Yufen <wangyufen@huawei.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Wang Yufen 2022-12-05 14:19:56 +08:00 committed by Greg Kroah-Hartman
parent b8c2f0392d
commit 5cb8f1a784

View File

@ -605,6 +605,7 @@ 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;