Re: [PATCH 2/3] Use stringbuf to fix buffer overflows due to broken use of snprintf()

From: Petr Baudis <pasky@suse.cz>
Date: May 22, 2007, 13:43 UTC
Message-ID: <20070522134306.GL4489@pasky.or.cz>
In-Reply-To: <1179627879.32181.1286.camel@hurina>

On Sun, May 20, 2007 at 04:24:39AM CEST, Timo Sirainen wrote:

Show 6 quoted lines

> @@ -1823,14 +1824,14 @@ static void diff_fill_sha1_info(struct diff_filespec *one)
>  static void run_diff(struct diff_filepair *p, struct diff_options *o)
>  {
>  	const char *pgm = external_diff();
> -	char msg[PATH_MAX*2+300], *xfrm_msg;
> +	stringbuf(msg, PATH_MAX*2+300);

I don't find this style of declaring a variable too clear; I think it might be worthwhile to make this stand out more and uppercase the stringbuf() macro.

-- 
				Petr "Pasky" Baudis
Stuff: http://pasky.or.cz/
Ever try. Ever fail. No matter. // Try again. Fail again. Fail better.
		-- Samuel Beckett