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Date: Tue, 8 Mar 2022 07:11:54 +0000 From: Miaoqian Lin <linmq006@...il.com> To: Sean Wang <sean.wang@...nel.org>, Linus Walleij <linus.walleij@...aro.org>, Matthias Brugger <matthias.bgg@...il.com>, Hongzhou Yang <hongzhou.yang@...iatek.com>, linux-mediatek@...ts.infradead.org, linux-gpio@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org Cc: linmq006@...il.com Subject: [PATCH] pinctrl: mediatek: Fix missing of_node_put() in mtk_pctrl_init The device_node pointer is returned by of_parse_phandle() with refcount incremented. We should use of_node_put() on it when done. Fixes: a6df410d420a ("pinctrl: mediatek: Add Pinctrl/GPIO driver for mt8135.") Signed-off-by: Miaoqian Lin <linmq006@...il.com> --- drivers/pinctrl/mediatek/pinctrl-mtk-common.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c index 5f7c421ab6e7..334cb85855a9 100644 --- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c +++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c @@ -1038,6 +1038,7 @@ int mtk_pctrl_init(struct platform_device *pdev, node = of_parse_phandle(np, "mediatek,pctl-regmap", 0); if (node) { pctl->regmap1 = syscon_node_to_regmap(node); + of_node_put(node); if (IS_ERR(pctl->regmap1)) return PTR_ERR(pctl->regmap1); } else if (regmap) { @@ -1051,6 +1052,7 @@ int mtk_pctrl_init(struct platform_device *pdev, node = of_parse_phandle(np, "mediatek,pctl-regmap", 1); if (node) { pctl->regmap2 = syscon_node_to_regmap(node); + of_node_put(node); if (IS_ERR(pctl->regmap2)) return PTR_ERR(pctl->regmap2); } -- 2.17.1
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