From: Kees Cook <keescook@chromium.org>
To: Andy Shevchenko <andy@kernel.org>
Cc: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>,
linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
llvm@lists.linux.dev, Linus Walleij <linus.walleij@linaro.org>,
Bartosz Golaszewski <brgl@bgdev.pl>,
Nathan Chancellor <nathan@kernel.org>,
Nick Desaulniers <ndesaulniers@google.com>,
Tom Rix <trix@redhat.com>
Subject: Re: [PATCH v1 1/1] gpiolib: cdev: Annotate struct linereq with __counted_by()
Date: Mon, 25 Sep 2023 10:17:32 -0700 [thread overview]
Message-ID: <202309251016.DEC84A52@keescook> (raw)
In-Reply-To: <ZREuqs2LkkF3jqD8@smile.fi.intel.com>
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
prev parent reply other threads:[~2023-09-25 17:17 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-18 9:15 [PATCH v1 1/1] gpiolib: cdev: Annotate struct linereq with __counted_by() Andy Shevchenko
2023-09-25 6:54 ` Andy Shevchenko
2023-09-25 17:17 ` Kees Cook [this message]
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