linux-kernel - [PATCHv4 1/4] ARM: at91/tclib: prefer using of devm

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Date:	Sat,  6 Sep 2014 19:52:34 +0200
From:	Gaël PORTAY <gael.portay@...il.com>
To:	Arnd Bergmann <arnd@...db.de>,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-pwm@...r.kernel.org, Nicolas Ferre <nicolas.ferre@...el.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Thierry Reding <thierry.reding@...il.com>,
	Boris Brezillon <boris.brezillon@...e-electrons.com>,
	Alexandre Belloni <alexandre.belloni@...e-electrons.com>,
	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>
Cc:	Gaël PORTAY <gael.portay@...il.com>
Subject: [PATCHv4 1/4] ARM: at91/tclib: prefer using of devm_* functions

Signed-off-by: Gaël PORTAY <gael.portay@...il.com>
Acked-by: Boris Brezillon <boris.brezillon@...e-electrons.com>
---
 drivers/misc/atmel_tclib.c | 14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/drivers/misc/atmel_tclib.c b/drivers/misc/atmel_tclib.c
index c8d8e38..b514a2d 100644
--- a/drivers/misc/atmel_tclib.c
+++ b/drivers/misc/atmel_tclib.c
@@ -150,17 +150,15 @@ static int __init tc_probe(struct platform_device *pdev)
 	if (irq < 0)
 		return -EINVAL;
 
-	tc = kzalloc(sizeof(struct atmel_tc), GFP_KERNEL);
+	tc = devm_kzalloc(&pdev->dev, sizeof(struct atmel_tc), GFP_KERNEL);
 	if (!tc)
 		return -ENOMEM;
 
 	tc->pdev = pdev;
 
-	clk = clk_get(&pdev->dev, "t0_clk");
-	if (IS_ERR(clk)) {
-		kfree(tc);
-		return -EINVAL;
-	}
+	clk = devm_clk_get(&pdev->dev, "t0_clk");
+	if (IS_ERR(clk))
+		return PTR_ERR(clk);
 
 	/* Now take SoC information if available */
 	if (pdev->dev.of_node) {
@@ -171,10 +169,10 @@ static int __init tc_probe(struct platform_device *pdev)
 	}
 
 	tc->clk[0] = clk;
-	tc->clk[1] = clk_get(&pdev->dev, "t1_clk");
+	tc->clk[1] = devm_clk_get(&pdev->dev, "t1_clk");
 	if (IS_ERR(tc->clk[1]))
 		tc->clk[1] = clk;
-	tc->clk[2] = clk_get(&pdev->dev, "t2_clk");
+	tc->clk[2] = devm_clk_get(&pdev->dev, "t2_clk");
 	if (IS_ERR(tc->clk[2]))
 		tc->clk[2] = clk;
 
-- 
1.9.3

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