From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Mon, 21 Oct 2013 05:37:31 +0000 (+0800)
Subject: gpu: host1x: Disable clock on probe failure
X-Git-Tag: v3.13-rc1~69^2~66^2~6
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9c78c4c38e2c1889f2514c3c76ef190b99f2524a;p=profile%2Fcommon%2Fkernel-common.git

gpu: host1x: Disable clock on probe failure

Add a missing clk_disable_unprepare() before returning from the driver's
.probe() function on error.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
---

diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c
index ab402a5..80da003 100644
--- a/drivers/gpu/host1x/dev.c
+++ b/drivers/gpu/host1x/dev.c
@@ -154,7 +154,7 @@ static int host1x_probe(struct platform_device *pdev)
 	err = host1x_syncpt_init(host);
 	if (err) {
 		dev_err(&pdev->dev, "failed to initialize syncpts\n");
-		return err;
+		goto fail_unprepare_disable;
 	}
 
 	err = host1x_intr_init(host, syncpt_irq);
@@ -175,6 +175,8 @@ fail_deinit_intr:
 	host1x_intr_deinit(host);
 fail_deinit_syncpt:
 	host1x_syncpt_deinit(host);
+fail_unprepare_disable:
+	clk_disable_unprepare(host->clk);
 	return err;
 }