linux-kernel - Re: [PATCH v2] lib/mpi: Fix kernel unaligned access in mpi_write_to

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Message-ID: <20160428010117.GA5262@gondor.apana.org.au>
Date:	Thu, 28 Apr 2016 09:01:17 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Sowmini Varadhan <sowmini.varadhan@...cle.com>
Cc:	tadeusz.struk@...el.com, linux-kernel@...r.kernel.org,
	smueller@...onox.de, mmarek@...e.com, arnd@...db.de,
	andrew.zaborowski@...el.com
Subject: Re: [PATCH v2] lib/mpi: Fix kernel unaligned access in
 mpi_write_to_sgl

On Wed, Apr 27, 2016 at 01:43:56PM -0400, Sowmini Varadhan wrote:
> 
> Commit 2d4d1eea540b ("lib/mpi: Add mpi sgl helpers") added
> mpi_write_to_sgl() which generates traps due to unaligned
> access on some platforms like sparc. Fix this by using
> the get_unaligned* and put_unaligned* functions.
> 
> Fixes: 2d4d1eea540b ("lib/mpi: Add mpi sgl helpers")
> Signed-off-by: Sowmini Varadhan <sowmini.varadhan@...cle.com>

Please cc linux-crypto.

Thanks,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt