Re: [PATCH] staging: go7007: fix use of uninitialised pointer

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On Sun, Nov 10, 2013 at 07:37:57PM +0100, Michal Nazarewicz wrote:
> From: Michal Nazarewicz <mina86@xxxxxxxxxx>
> 
> The go variable is declade without initialisation and invocation of
> dev_dbg immediatelly tries to dereference it.
> ---
>  drivers/staging/media/go7007/go7007-usb.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/media/go7007/go7007-usb.c b/drivers/staging/media/go7007/go7007-usb.c
> index 58684da..457ab63 100644
> --- a/drivers/staging/media/go7007/go7007-usb.c
> +++ b/drivers/staging/media/go7007/go7007-usb.c
> @@ -1057,7 +1057,7 @@ static int go7007_usb_probe(struct usb_interface *intf,
>  	char *name;
>  	int video_pipe, i, v_urb_len;
>  
> -	dev_dbg(go->dev, "probing new GO7007 USB board\n");
> +	pr_debug("probing new GO7007 USB board\n");

Please either delete this entirely, or use the struct device in the
usb_interface pointer.

A driver should never have a "raw" pr_* call.

thanks,

greg k-h
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