linux-kernel - Re: [PATCH] lib/vsprintf: add %pT[C012] format specifier

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Message-ID: <1389029698.2433.3.camel@joe-AO722>
Date:	Mon, 06 Jan 2014 09:34:58 -0800
From:	Joe Perches <joe@...ches.com>
To:	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
Cc:	keescook@...omium.org, pavel@....cz, akpm@...ux-foundation.org,
	geert@...ux-m68k.org, jkosina@...e.cz, viro@...iv.linux.org.uk,
	davem@...emloft.net, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] lib/vsprintf: add %pT[C012] format specifier

On Mon, 2014-01-06 at 23:00 +0900, Tetsuo Handa wrote:
> Joe Perches wrote:
> > Is this really necessary?
> No problem. %pT[012] are simply optimization (reducing number of function
> arguments for saving text size) and therefore I can drop them.
> What about below patch?

Hi Tetsuo.  Just a nit.

> diff --git a/lib/vsprintf.c b/lib/vsprintf.c
[]
> @@ -1232,7 +1248,7 @@ char *pointer(const char *fmt, char *buf, char *end, void *ptr,
>  {
>  	int default_width = 2 * sizeof(void *) + (spec.flags & SPECIAL ? 2 : 0);
>  
> -	if (!ptr && *fmt != 'K') {
> +	if (!ptr && *fmt != 'K' && *fmt != 'T') {

I think this new 'T' comparison isn't necessary.

cheers, Joe

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