Re: [PATCH] usb: usb3503: return correct error return on failure

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Sun, Jun 29, 2014 at 10:42:53PM +0100, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
> 
> Fix warning: drivers/usb/misc/usb3503.c:195:11: warning: 'err'
>   may be used uninitialized in this function [-Wmaybe-uninitialized]
> 
> err is not initialized, the error return should be PTR_ERR(clk)
> 
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> Reviewed-by: Jingoo Han <jg1.han@samsung.com>
> ---
>  drivers/usb/misc/usb3503.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/misc/usb3503.c b/drivers/usb/misc/usb3503.c
> index f43c619..c0c898d 100644
> --- a/drivers/usb/misc/usb3503.c
> +++ b/drivers/usb/misc/usb3503.c
> @@ -192,7 +192,8 @@ static int usb3503_probe(struct usb3503 *hub)
>  
>  		clk = devm_clk_get(dev, "refclk");
>  		if (IS_ERR(clk) && PTR_ERR(clk) != -ENOENT) {
> -			dev_err(dev, "unable to request refclk (%d)\n", err);
> +			dev_err(dev, "unable to request refclk (%ld)\n",
> +				PTR_ERR(clk));
>  			return PTR_ERR(clk);
>  		}
>  

This doesn't apply to my tree at all :(