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From: Theodore Ts'o <tytso@mit.edu>
To: "Jason A. Donenfeld" <Jason@zx2c4.com>
Cc: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] random: always fill buffer in get_random_bytes_wait
Date: Wed, 28 Feb 2018 17:59:35 -0500	[thread overview]
Message-ID: <20180228225935.GB3862@thunk.org> (raw)
In-Reply-To: <20180204220746.12441-1-Jason@zx2c4.com>

On Sun, Feb 04, 2018 at 11:07:46PM +0100, Jason A. Donenfeld wrote:
> In the unfortunate event that a developer fails to check the return
> value of get_random_bytes_wait, or simply wants to make a "best effort"
> attempt, for whatever that's worth, it's much better to still fill the
> buffer with _something_ rather than catastrophically failing in the case
> of an interruption. This is both a defense in depth measure against
> inevitable programming bugs, as well as a means of making the API a bit
> more useful.
> 
> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

Thanks, applied.

					- Ted

      parent reply	other threads:[~2018-02-28 22:59 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-04 22:07 Jason A. Donenfeld
2018-02-21  3:08 ` Jason A. Donenfeld
2018-02-28 22:59 ` Theodore Ts'o [this message]

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