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

From: Joe Perches
Date: Fri Jan 03 2014 - 12:39:17 EST

On Fri, 2014-01-03 at 09:08 -0800, Kees Cook wrote:
> I'm on board with the idea of embedding comm/pid/whatever,

I still think the space reduction isn't worth the

> but I
> either missed or do not understand why a second format-start character
> is being added. I think this will complicate audits and maybe trigger
> weird info leaks (imagine printing a string that was %-escaped, but
> not 0x1A-escaped?)
> Why not use % followed by 0x1A to be the start code, instead of just 0x1A?

gcc would bleat an error for
"unknown conversion type character 0x1a in format".

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at