linux-kernel - Re: [PATCH] crypto: fix nx-842 pSeries driver minimum buffer size

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] [day] [month] [year] [list]

Message-ID: <20150604081421.GB23360@gondor.apana.org.au>
Date:	Thu, 4 Jun 2015 16:14:21 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Dan Streetman <ddstreet@...e.org>
Cc:	"David S. Miller" <davem@...emloft.net>,
	linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] crypto: fix nx-842 pSeries driver minimum buffer size

On Tue, Jun 02, 2015 at 03:22:10PM -0400, Dan Streetman wrote:
> Reduce the nx-842 pSeries driver minimum buffer size from 128 to 8.
> Also replace the single use of IO_BUFFER_ALIGN macro with the standard
> and correct DDE_BUFFER_ALIGN.
> 
> The hw sometimes rejects buffers that contain padding past the end of the
> 8-byte aligned section where it sees the "end" marker.  With the minimum
> buffer size set too high, some highly compressed buffers were being padded
> and the hw was incorrectly rejecting them; this sets the minimum correctly
> so there will be no incorrect padding.
> 
> Signed-off-by: Dan Streetman <ddstreet@...e.org>

Applied.
-- 
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
--
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/