From: Herbert Xu <herbert@gondor.apana.org.au>
To: Daniel Borkmann <daniel@iogearbox.net>
Cc: linux-crypto@vger.kernel.org, mancha security <mancha1@zoho.com>,
Hannes Frederic Sowa <hannes@stressinduktion.org>,
Stephan Mueller <smueller@chronox.de>,
Theodore Ts'o <tytso@mit.edu>
Subject: Re: [PATCH -crypto] lib: memzero_explicit: use barrier instead of OPTIMIZER_HIDE_VAR
Date: Fri, 20 Mar 2015 08:04:41 +1100 [thread overview]
Message-ID: <20150319210441.GA10752@gondor.apana.org.au> (raw)
In-Reply-To: <9419c18a95e98ba92f1aad8fda7da51771fdccea.1426700375.git.daniel@iogearbox.net>
On Wed, Mar 18, 2015 at 06:47:25PM +0100, Daniel Borkmann wrote:
> From: mancha security <mancha1@zoho.com>
>
> OPTIMIZER_HIDE_VAR(), as defined when using gcc, is insufficient to
> ensure protection from dead store optimization.
Patch applied. Thanks!
--
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
prev parent reply other threads:[~2015-03-19 21:04 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-18 17:47 [PATCH -crypto] lib: memzero_explicit: use barrier instead of OPTIMIZER_HIDE_VAR Daniel Borkmann
2015-03-18 19:01 ` Hannes Frederic Sowa
2015-03-18 21:30 ` Stephan Mueller
2015-03-19 21:04 ` Herbert Xu [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20150319210441.GA10752@gondor.apana.org.au \
--to=herbert@gondor.apana.org.au \
--cc=daniel@iogearbox.net \
--cc=hannes@stressinduktion.org \
--cc=linux-crypto@vger.kernel.org \
--cc=mancha1@zoho.com \
--cc=smueller@chronox.de \
--cc=tytso@mit.edu \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox