linux-kernel - [PATCH] t7l66xb: properly free clk32k clock source

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Message-Id: <1277977430.9342.5.camel@mola>
Date:	Thu, 01 Jul 2010 17:43:50 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	linux-kernel <linux-kernel@...r.kernel.org>
Cc:	Samuel Ortiz <sameo@...ux.intel.com>,
	Magnus Damm <damm@...nsource.se>,
	H Hartley Sweeten <hsweeten@...ionengravers.com>,
	Julia Lawall <julia@...u.dk>, Tejun Heo <tj@...nel.org>
Subject: [PATCH] t7l66xb: properly free clk32k clock source

This patch includes below fixes to properly free clk32k clock source:
1. remove a redundant clk_put in t7l66xb_probe error path
2. add missing clk_disable(t7l66xb->clk32k) and clk_put(t7l66xb->clk32k)
   to properly free the clock source.

Signed-off-by: Axel Lin <axel.lin@...il.com>
---
 drivers/mfd/t7l66xb.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/mfd/t7l66xb.c b/drivers/mfd/t7l66xb.c
index 5041d33..006c121 100644
--- a/drivers/mfd/t7l66xb.c
+++ b/drivers/mfd/t7l66xb.c
@@ -350,7 +350,6 @@ static int t7l66xb_probe(struct platform_device *dev)
 	t7l66xb->clk48m = clk_get(&dev->dev, "CLK_CK48M");
 	if (IS_ERR(t7l66xb->clk48m)) {
 		ret = PTR_ERR(t7l66xb->clk48m);
-		clk_put(t7l66xb->clk32k);
 		goto err_clk48m_get;
 	}
 
@@ -425,6 +424,8 @@ static int t7l66xb_remove(struct platform_device *dev)
 	ret = pdata->disable(dev);
 	clk_disable(t7l66xb->clk48m);
 	clk_put(t7l66xb->clk48m);
+	clk_disable(t7l66xb->clk32k);
+	clk_put(t7l66xb->clk32k);
 	t7l66xb_detach_irq(dev);
 	iounmap(t7l66xb->scr);
 	release_resource(&t7l66xb->rscr);
-- 
1.5.4.3



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