linux-kernel - [PATCH 01/08] clocksource: sh_cmt: Take care of clk_put() when setup

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Message-Id: <20121214055332.10081.96498.sendpatchset@w520>
Date:	Fri, 14 Dec 2012 14:53:32 +0900
From:	Magnus Damm <magnus.damm@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	linux-sh@...r.kernel.org, johnstul@...ibm.com, horms@...ge.net.au,
	shinya.kuribayashi.px@...esas.com, tglx@...utronix.de,
	Magnus Damm <magnus.damm@...il.com>
Subject: [PATCH 01/08] clocksource: sh_cmt: Take care of clk_put() when setup_irq() fails

From: Magnus Damm <damm@...nsource.se>

Make sure clk_put() is called in case of failure in sh_cmt_setup().

Signed-off-by: Shinya Kuribayashi <shinya.kuribayashi.px@...esas.com>
Signed-off-by: Magnus Damm <damm@...nsource.se>
---

 drivers/clocksource/sh_cmt.c |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

--- 0001/drivers/clocksource/sh_cmt.c
+++ work/drivers/clocksource/sh_cmt.c	2012-12-14 12:50:02.000000000 +0900
@@ -708,17 +708,19 @@ static int sh_cmt_setup(struct sh_cmt_pr
 			      cfg->clocksource_rating);
 	if (ret) {
 		dev_err(&p->pdev->dev, "registration failed\n");
-		goto err1;
+		goto err2;
 	}
 	p->cs_enabled = false;
 
 	ret = setup_irq(irq, &p->irqaction);
 	if (ret) {
 		dev_err(&p->pdev->dev, "failed to request irq %d\n", irq);
-		goto err1;
+		goto err2;
 	}
 
 	return 0;
+err2:
+	clk_put(p->clk);
 
 err1:
 	iounmap(p->mapbase);
--
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