Re: [PATCH] PCI: rcar: Don't disable/unprepare clocks on prepare/enable failure

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On Wed, Aug 31, 2016 at 11:28:22AM +0200, Geert Uytterhoeven wrote:
> If clk_prepare_enable() fails, we must not call clk_disable_unprepare()
> in the error path.
> 
> Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>

Applied to pci/host-rcar for v4.9, thanks!

> ---
>  drivers/pci/host/pcie-rcar.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c
> index 65db7a2215090ff4..0f5c2b2b4f8dfcd2 100644
> --- a/drivers/pci/host/pcie-rcar.c
> +++ b/drivers/pci/host/pcie-rcar.c
> @@ -782,7 +782,7 @@ static int rcar_pcie_get_resources(struct platform_device *pdev,
>  	}
>  	err = clk_prepare_enable(pcie->clk);
>  	if (err)
> -		goto fail_clk;
> +		return err;
>  
>  	pcie->bus_clk = devm_clk_get(&pdev->dev, "pcie_bus");
>  	if (IS_ERR(pcie->bus_clk)) {
> @@ -792,7 +792,7 @@ static int rcar_pcie_get_resources(struct platform_device *pdev,
>  	}
>  	err = clk_prepare_enable(pcie->bus_clk);
>  	if (err)
> -		goto err_map_reg;
> +		goto fail_clk;
>  
>  	i = irq_of_parse_and_map(pdev->dev.of_node, 0);
>  	if (!i) {
> -- 
> 1.9.1
> 
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