Re: [PATCH v3 0/4] Make sscanf() stricter

Andy Shevchenko
2023-06-20T13:53:19Z

On Tue, Jun 20, 2023 at 03:34:09PM +0200, Petr Mladek wrote:
> On Thu 2023-06-15 14:23:59, Andy Shevchenko wrote:
> > On Thu, Jun 15, 2023 at 08:06:46AM +0000, David Laight wrote:

...

> + %pj or another %p modifiers would be hard to understand either.
>
> Yes, we have %pe but I think that only few people really use it.
> And it is kind of self-explanatory because it is typically
> used together with ERR_PTR() and with variables called
> "err" or "ret".

j, besides the luck of no (yet) use in the kernel's printf(), is
described for printf(3)

j A following integer conversion corresponds to an intmax_t or uintmax_t
argument, or a following n conversion corresponds to a pointer to an
intmax_t argument.

So, I this among all proposals, this one is the best (while all of them may
sound not good).

--
With Best Regards,
Andy Shevchenko