linux-kernel - [PATCH v4 2/7] clk: meson: migrate to devm_of_clk_add_hw

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Date:   Sun, 8 Apr 2018 11:19:33 +0800
From:   Yixun Lan <yixun.lan@...ogic.com>
To:     Neil Armstrong <narmstrong@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Kevin Hilman <khilman@...libre.com>,
        Carlo Caione <carlo@...one.org>
CC:     Yixun Lan <yixun.lan@...ogic.com>, Rob Herring <robh@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...eaurora.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Qiufang Dai <qiufang.dai@...ogic.com>,
        <linux-amlogic@...ts.infradead.org>, <linux-clk@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH v4 2/7] clk: meson: migrate to devm_of_clk_add_hw_provider API

There is a protential memory leak, as of_clk_del_provider is
never called if of_clk_add_hw_provider has been executed.
Fix this by using devm variant API.

Suggested-by: Stephen Boyd <sboyd@...nel.org>
Signed-off-by: Yixun Lan <yixun.lan@...ogic.com>
---
 drivers/clk/meson/meson-aoclk.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clk/meson/meson-aoclk.c b/drivers/clk/meson/meson-aoclk.c
index 14862c22e20d..14a1e46a4de6 100644
--- a/drivers/clk/meson/meson-aoclk.c
+++ b/drivers/clk/meson/meson-aoclk.c
@@ -78,6 +78,6 @@ int meson_aoclkc_probe(struct platform_device *pdev)
 			return ret;
 	}
 
-	return of_clk_add_hw_provider(dev->of_node, of_clk_hw_onecell_get,
+	return devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get,
 		(void *) data->hw_data);
 }
-- 
2.15.1