Re: [PATCH v1 1/1] gpiolib: cdev: Annotate struct linereq with __counted_by()

[Kees Cook <keescook@xxxxxxxxxxxx>]

On Mon, Sep 25, 2023 at 09:54:34AM +0300, Andy Shevchenko wrote:
> On Mon, Sep 18, 2023 at 12:15:53PM +0300, Andy Shevchenko wrote:
> > Prepare for the coming implementation by GCC and Clang of the __counted_by
> > attribute. Flexible array members annotated with __counted_by can have
> > their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS
> > (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family                                         functions).
> 
> Kees' patch is better, please ignore this one.

Oh! I didn't get CCed so I didn't know you'd sent this. :)

Thanks for taking the initiative on this, though! (But, yes,
initialization order matters.)

-- 
Kees Cook