linux-kernel - Re: [PATCH v2 1/2] clocksource: sh_mtu2: Release clock when sh_mtu2

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Message-ID: <527CB887.8090703@linaro.org>
Date:	Fri, 08 Nov 2013 11:10:15 +0100
From:	Daniel Lezcano <daniel.lezcano@...aro.org>
To:	Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>,
	linux-arm-kernel@...ts.infradead.org
CC:	linux-sh@...r.kernel.org, Mike Turquette <mturquette@...aro.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/2] clocksource: sh_mtu2: Release clock when sh_mtu2_register()
 fails

On 10/29/2013 03:30 PM, Laurent Pinchart wrote:
> Fix the probe error path to release the clock resource when the
> sh_mtu2_register() call fails.
>
> Cc: Daniel Lezcano <daniel.lezcano@...aro.org>
> Cc: linux-kernel@...r.kernel.org
> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>

Applied in my tree as 3.13 fixes

> ---
>   drivers/clocksource/sh_mtu2.c | 11 +++++++++--
>   1 file changed, 9 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/clocksource/sh_mtu2.c b/drivers/clocksource/sh_mtu2.c
> index 4aac9ee..e6cfb32 100644
> --- a/drivers/clocksource/sh_mtu2.c
> +++ b/drivers/clocksource/sh_mtu2.c
> @@ -313,8 +313,15 @@ static int sh_mtu2_setup(struct sh_mtu2_priv *p, struct platform_device *pdev)
>   		goto err1;
>   	}
>
> -	return sh_mtu2_register(p, (char *)dev_name(&p->pdev->dev),
> -				cfg->clockevent_rating);
> +	ret = sh_mtu2_register(p, (char *)dev_name(&p->pdev->dev),
> +			       cfg->clockevent_rating);
> +	if (ret < 0)
> +		goto err2;
> +
> +	return 0;
> +
> + err2:
> +	clk_put(p->clk);
>    err1:
>   	iounmap(p->mapbase);
>    err0:
>


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