[PATCH -next] PCI: keystone: Fix error return code in ks_add_pcie_port()

[Bjorn Helgaas]

On Thu, Jul 28, 2016 at 04:16:18PM +0000, Wei Yongjun wrote:
> Fix to return a negative error code from the request IRQ error
> handling case instead of 0, as done elsewhere in this function.
> 
> Signed-off-by: Wei Yongjun <weiyj.lk at gmail.com>

Applied with Murali's ack to pci/host-keystone for v4.9, thanks!

> ---
>  drivers/pci/host/pci-keystone.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/pci/host/pci-keystone.c b/drivers/pci/host/pci-keystone.c
> index 8ba2883..82b461b 100644
> --- a/drivers/pci/host/pci-keystone.c
> +++ b/drivers/pci/host/pci-keystone.c
> @@ -334,8 +334,9 @@ static int __init ks_add_pcie_port(struct keystone_pcie *ks_pcie,
>  	if (ks_pcie->error_irq <= 0)
>  		dev_info(&pdev->dev, "no error IRQ defined\n");
>  	else {
> -		if (request_irq(ks_pcie->error_irq, pcie_err_irq_handler,
> -				IRQF_SHARED, "pcie-error-irq", ks_pcie) < 0) {
> +		ret = request_irq(ks_pcie->error_irq, pcie_err_irq_handler,
> +				  IRQF_SHARED, "pcie-error-irq", ks_pcie);
> +		if (ret < 0) {
>  			dev_err(&pdev->dev, "failed to request error IRQ %d\n",
>  				ks_pcie->error_irq);
>  			return ret;
> 
> --
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