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From: Bjorn Helgaas <bhelgaas@google.com>
To: Wei Yongjun <weiyj.lk@gmail.com>
Cc: kgene.kim@samsung.com, grant.likely@linaro.org,
	rob.herring@calxeda.com, jg1.han@samsung.com,
	tgih.jun@samsung.com, yongjun_wei@trendmicro.com.cn,
	linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org,
	Sylwester Nawrocki <sylvester.nawrocki@gmail.com>
Subject: Re: [PATCH] PCI: exynos: missing clk_disable_unprepare() on error in exynos_pcie_probe()
Date: Fri, 4 Oct 2013 16:50:39 -0600	[thread overview]
Message-ID: <20131004225039.GA26108@google.com> (raw)
In-Reply-To: <CAPgLHd_RTNxi-OYhmTZ35NttjnAg-gQ_WKHkUQr5ueMhXVLTMg@mail.gmail.com>

On Sun, Sep 29, 2013 at 10:29:11AM +0800, Wei Yongjun wrote:
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> 
> Add the missing clk_disable_unprepare() before return
> from exynos_pcie_probe() in the error handling case.
> 
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

Applied with Jingoo's ack and Sylwester's subject line to
pci/host-exynos.  Thanks!

Bjorn

> ---
>  drivers/pci/host/pci-exynos.c | 18 ++++++++++++------
>  1 file changed, 12 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/pci/host/pci-exynos.c b/drivers/pci/host/pci-exynos.c
> index 94e096b..e25598a 100644
> --- a/drivers/pci/host/pci-exynos.c
> +++ b/drivers/pci/host/pci-exynos.c
> @@ -487,18 +487,24 @@ static int __init exynos_pcie_probe(struct platform_device *pdev)
>  
>  	elbi_base = platform_get_resource(pdev, IORESOURCE_MEM, 0);
>  	exynos_pcie->elbi_base = devm_ioremap_resource(&pdev->dev, elbi_base);
> -	if (IS_ERR(exynos_pcie->elbi_base))
> -		return PTR_ERR(exynos_pcie->elbi_base);
> +	if (IS_ERR(exynos_pcie->elbi_base)) {
> +		ret = PTR_ERR(exynos_pcie->elbi_base);
> +		goto fail_bus_clk;
> +	}
>  
>  	phy_base = platform_get_resource(pdev, IORESOURCE_MEM, 1);
>  	exynos_pcie->phy_base = devm_ioremap_resource(&pdev->dev, phy_base);
> -	if (IS_ERR(exynos_pcie->phy_base))
> -		return PTR_ERR(exynos_pcie->phy_base);
> +	if (IS_ERR(exynos_pcie->phy_base)) {
> +		ret = PTR_ERR(exynos_pcie->phy_base);
> +		goto fail_bus_clk;
> +	}
>  
>  	block_base = platform_get_resource(pdev, IORESOURCE_MEM, 2);
>  	exynos_pcie->block_base = devm_ioremap_resource(&pdev->dev, block_base);
> -	if (IS_ERR(exynos_pcie->block_base))
> -		return PTR_ERR(exynos_pcie->block_base);
> +	if (IS_ERR(exynos_pcie->block_base)) {
> +		ret = PTR_ERR(exynos_pcie->block_base);
> +		goto fail_bus_clk;
> +	}
>  
>  	ret = add_pcie_port(pp, pdev);
>  	if (ret < 0)
> 

      parent reply	other threads:[~2013-10-04 22:50 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-29  2:29 [PATCH] PCI: exynos: missing clk_disable_unprepare() on error in exynos_pcie_probe() Wei Yongjun
2013-10-01  1:33 ` Jingoo Han
2013-10-01 13:49   ` Sylwester Nawrocki
2013-10-01 23:44     ` Jingoo Han
2013-10-04 22:50 ` Bjorn Helgaas [this message]

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