linux-kernel - [PATCH] clk: imx6sx: fix refcount leak in imx6sx_clocks

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Message-Id: <20181226135510.5862-1-tiny.windzz@gmail.com>
Date:   Wed, 26 Dec 2018 08:55:10 -0500
From:   Yangtao Li <tiny.windzz@...il.com>
To:     shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
        fabio.estevam@....com, linux-imx@....com, mturquette@...libre.com,
        sboyd@...nel.org
Cc:     linux-arm-kernel@...ts.infradead.org, linux-clk@...r.kernel.org,
        linux-kernel@...r.kernel.org, Yangtao Li <tiny.windzz@...il.com>
Subject: [PATCH] clk: imx6sx: fix refcount leak in imx6sx_clocks_init()

The of_find_compatible_node() returns a node pointer with refcount
incremented, but there is the lack of use of the of_node_put() when
done. Add the missing of_node_put() to release the refcount.

Signed-off-by: Yangtao Li <tiny.windzz@...il.com>
---
 drivers/clk/imx/clk-imx6sx.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/clk/imx/clk-imx6sx.c b/drivers/clk/imx/clk-imx6sx.c
index 18527a335ace..91558b09bf9e 100644
--- a/drivers/clk/imx/clk-imx6sx.c
+++ b/drivers/clk/imx/clk-imx6sx.c
@@ -151,6 +151,7 @@ static void __init imx6sx_clocks_init(struct device_node *ccm_node)
 	np = of_find_compatible_node(NULL, NULL, "fsl,imx6sx-anatop");
 	base = of_iomap(np, 0);
 	WARN_ON(!base);
+	of_node_put(np);
 
 	clks[IMX6SX_PLL1_BYPASS_SRC] = imx_clk_mux("pll1_bypass_src", base + 0x00, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
 	clks[IMX6SX_PLL2_BYPASS_SRC] = imx_clk_mux("pll2_bypass_src", base + 0x30, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
-- 
2.17.0