linux-kernel - [PATCH 2/5] hwrng: omap3-rom: Use devm_clk

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Date:	Thu, 27 Feb 2014 14:02:24 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Herbert Xu' <herbert@...dor.apana.org.au>
Cc:	linux-kernel@...r.kernel.org,
	'Pali Rohár' <pali.rohar@...il.com>,
	'Juha Yrjola' <juha.yrjola@...idboot.com>,
	'Tony Lindgren' <tony@...mide.com>,
	'Jingoo Han' <jg1.han@...sung.com>
Subject: [PATCH 2/5] hwrng: omap3-rom: Use devm_clk_get()

Use devm_clk_get() to make cleanup paths simpler.

Signed-off-by: Jingoo Han <jg1.han@...sung.com>
---
 drivers/char/hw_random/omap3-rom-rng.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/char/hw_random/omap3-rom-rng.c b/drivers/char/hw_random/omap3-rom-rng.c
index c853e9e..6f2eaff 100644
--- a/drivers/char/hw_random/omap3-rom-rng.c
+++ b/drivers/char/hw_random/omap3-rom-rng.c
@@ -103,7 +103,7 @@ static int omap3_rom_rng_probe(struct platform_device *pdev)
 	}
 
 	setup_timer(&idle_timer, omap3_rom_rng_idle, 0);
-	rng_clk = clk_get(&pdev->dev, "ick");
+	rng_clk = devm_clk_get(&pdev->dev, "ick");
 	if (IS_ERR(rng_clk)) {
 		pr_err("unable to get RNG clock\n");
 		return PTR_ERR(rng_clk);
@@ -120,7 +120,6 @@ static int omap3_rom_rng_remove(struct platform_device *pdev)
 {
 	hwrng_unregister(&omap3_rom_rng_ops);
 	clk_disable_unprepare(rng_clk);
-	clk_put(rng_clk);
 	return 0;
 }
 
-- 
1.7.10.4


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