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pinctrl: rockchip: Fix refcount leak in rockchip_pinctrl_parse_groups

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[ Upstream commit c818ae563bf99457f02e8170aabd6b174f629f65 ]

of_find_node_by_phandle() returns a node pointer with refcount incremented,
We should use of_node_put() on it when not needed anymore.
Add missing of_node_put() to avoid refcount leak.

Fixes: d3e5116119 ("pinctrl: add pinctrl driver for Rockchip SoCs")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Link: https://lore.kernel.org/r/20230102112845.3982407-1-linmq006@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Miaoqian Lin 2023-01-02 15:28:45 +04:00 committed by Greg Kroah-Hartman
parent 759756e2cf
commit 954a7a0011
1 changed files with 1 additions and 0 deletions
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drivers/pinctrl/pinctrl-rockchip.c
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@ -2536,6 +2536,7 @@ static int rockchip_pinctrl_parse_groups(struct device_node *np,
np_config = of_find_node_by_phandle(be32_to_cpup(phandle));
ret = pinconf_generic_parse_dt_config(np_config, NULL,
&grp->data[j].configs, &grp->data[j].nconfigs);
of_node_put(np_config);
if (ret)
return ret;
}