From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Thu, 21 Nov 2013 03:07:09 +0000 (+0800)
Subject: pata_arasan_cf: add missing clk_disable_unprepare() on error path
X-Git-Tag: accepted/tizen/common/20141203.182822~842^2~11
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6c9e1499861f34919beb279ea8c7a40378486a24;p=platform%2Fkernel%2Flinux-arm64.git

pata_arasan_cf: add missing clk_disable_unprepare() on error path

Add the missing clk_disable_unprepare() before return from cf_init()
in the error handling case.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
---

diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c
index e88690e..73492dd 100644
--- a/drivers/ata/pata_arasan_cf.c
+++ b/drivers/ata/pata_arasan_cf.c
@@ -319,6 +319,7 @@ static int cf_init(struct arasan_cf_dev *acdev)
 	ret = clk_set_rate(acdev->clk, 166000000);
 	if (ret) {
 		dev_warn(acdev->host->dev, "clock set rate failed");
+		clk_disable_unprepare(acdev->clk);
 		return ret;
 	}