On Mon, 2012-06-04 at 14:02 +0930, Rusty Russell wrote:
> +	printk("ubi_mtd_param_parse: val = %s\n", val);
> +	WARN_ON(1);
>  	if (!val)
>  		return -EINVAL;

Hi, please, zap this printk() and WARN_ON().

-- 
Best Regards,
Artem Bityutskiy