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

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Date:	Wed, 25 May 2011 23:34:11 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	msb@...omium.org
Cc:	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

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.

Besides the use of the SHA_* macros, I think your changes
actually make the code worse.
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