This is a note to let you know that I've just added the patch titled pinctrl: rockchip: Fix refcount leak in rockchip_pinctrl_parse_groups to the 5.10-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: pinctrl-rockchip-fix-refcount-leak-in-rockchip_pinct.patch and it can be found in the queue-5.10 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 900970915588dce7af8542f03ba2701de6dca66f Author: Miaoqian Lin <linmq006@xxxxxxxxx> Date: Mon Jan 2 15:28:45 2023 +0400 pinctrl: rockchip: Fix refcount leak in rockchip_pinctrl_parse_groups [ 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: d3e5116119bd ("pinctrl: add pinctrl driver for Rockchip SoCs") Signed-off-by: Miaoqian Lin <linmq006@xxxxxxxxx> Link: https://lore.kernel.org/r/20230102112845.3982407-1-linmq006@xxxxxxxxx Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index 944c7254f672b..764c96ddfc768 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -2650,6 +2650,7 @@ 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; }