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Message-ID: <CAG48ez3SQNMKxMLNKCV4o8qAbqzB4d+EPo8a4wHzDgqkGAX8Dw@mail.gmail.com>
Date: Mon, 22 Jan 2018 20:00:40 +0100
From: Jann Horn <jannh@...gle.com>
To: Dan Williams <dan.j.williams@...el.com>
Cc: Thomas Gleixner <tglx@...utronix.de>, Mark Rutland <mark.rutland@....com>,
linux-arch <linux-arch@...r.kernel.org>, Kees Cook <keescook@...omium.org>,
Kernel Hardening <kernel-hardening@...ts.openwall.com>, Peter Zijlstra <peterz@...radead.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Jonathan Corbet <corbet@....net>,
Will Deacon <will.deacon@....com>, Linus Torvalds <torvalds@...ux-foundation.org>,
alan@...ux.intel.com
Subject: Re: [PATCH v4.1 01/10] Documentation: document array_ptr
On Sat, Jan 20, 2018 at 10:06 PM, Dan Williams <dan.j.williams@...el.com> wrote:
> From: Mark Rutland <mark.rutland@....com>
>
> Document the rationale and usage of the new array_ptr() helper.
[...]
> +A call to array_ptr(arr, idx, sz) returns a sanitized pointer to
> +arr[idx] only if idx falls in the [0, sz) interval. When idx < 0 or idx > sz,
"or idx >= sz"?
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