Re: [PATCH] uio/uio_pci_generic: fix error return code in probe()

["Michael S. Tsirkin" <mst@redhat.com>]

On Thu, May 23, 2013 at 05:36:53PM +0800, Wei Yongjun wrote:
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> 
> Fix to return a negative error code from the error handling
> case instead of 0, as done elsewhere in this function.
> 
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

Acked-by: Michael S. Tsirkin <mst@redhat.com>

> ---
>  drivers/uio/uio_pci_generic.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/uio/uio_pci_generic.c b/drivers/uio/uio_pci_generic.c
> index 077ae12..d0b508b 100644
> --- a/drivers/uio/uio_pci_generic.c
> +++ b/drivers/uio/uio_pci_generic.c
> @@ -91,7 +91,8 @@ static int probe(struct pci_dev *pdev,
>  	gdev->info.handler = irqhandler;
>  	gdev->pdev = pdev;
>  
> -	if (uio_register_device(&pdev->dev, &gdev->info))
> +	err = uio_register_device(&pdev->dev, &gdev->info);
> +	if (err)
>  		goto err_register;
>  	pci_set_drvdata(pdev, gdev);
>