Re: [PATCH] proc: reject "." and ".." as filenames

[Alexey Dobriyan]

On Mon, Mar 12, 2018 at 04:00:18PM -0700, Andrew Morton wrote:
> -	if (qstr.len == 1 && fn[0] == '.') {
> -		WARN(1, "name '.'\n");
> +	if (WARN(qstr.len == 1 && fn[0] == '.', "name '.'\n"))
>  		return NULL;
> -	}

Oh, I hate this style of WARN.
For one thing it overlaps with comma operator.