linux-kernel - Re: [PATCH] crypto: sha1: modify sha1_update to use SHA1_BLOCK

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1306381921.28839.17.camel@Joe-Laptop>
Date:	Wed, 25 May 2011 20:52:01 -0700
From:	Joe Perches <joe@...ches.com>
To:	David Miller <davem@...emloft.net>
Cc:	msb@...omium.org, linux-kernel@...r.kernel.org,
	herbert@...dor.hengli.com.au, linux-crypto@...r.kernel.org
Subject: Re: [PATCH] crypto: sha1: modify sha1_update to use SHA1_BLOCK_SIZE

On Wed, 2011-05-25 at 23:34 -0400, David Miller wrote:
> From: Mandeep Singh Baines <msb@...omium.org>
> Date: Wed, 25 May 2011 20:11:17 -0700
> > Plus some other minor cleanup.
> > Signed-off-by: Mandeep Singh Baines <msb@...omium.org>
> The temp[] buffer is explicitly places inside the inner most
> basic block so that the compiler doesn't allocate the stack
> space unless that code path is taken.

Does any version of gcc manage to do that?

Regardless, it's still a good idea to keep
declarations in the use scope.


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/