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From: Kamil Konieczny <k.konieczny@partner.samsung.com>
To: Christoph Manszewski <c.manszewski@samsung.com>,
	linux-crypto@vger.kernel.org
Cc: Krzysztof Kozlowski <krzk@kernel.org>,
	Vladimir Zapolskiy <vz@mleia.com>,
	Herbert Xu <herbert@gondor.apana.org.au>,
	"David S. Miller" <davem@davemloft.net>,
	linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Subject: Re: [PATCH v2 1/4] crypto: s5p-sss: Fix race in error handling
Date: Mon, 17 Sep 2018 17:47:24 +0200	[thread overview]
Message-ID: <20180917154726eucas1p18eb2e915a45177d5cd7a192278eacc48~VOpH40eWM2730527305eucas1p1o@eucas1p1.samsung.com> (raw)
In-Reply-To: <20180917151006eucas1p2226806b94605b061bc1bc3e9b5a6c495~VOIhXssSK0729007290eucas1p25@eucas1p2.samsung.com>



On 17.09.2018 17:09, Christoph Manszewski wrote:
> Remove a race condition introduced by error path in functions:
> s5p_aes_interrupt and s5p_aes_crypt_start. Setting the busy field of
> struct s5p_aes_dev to false made it possible for s5p_tasklet_cb to
> change the req field, before s5p_aes_complete was called.
> 
> Change the first parameter of s5p_aes_complete to struct
> ablkcipher_request. Before spin_unlock, make a copy of the currently
> handled request, to ensure s5p_aes_complete function call with the
> correct request.
> 
> Signed-off-by: Christoph Manszewski <c.manszewski@samsung.com>

Acked-by: Kamil Konieczny <k.konieczny@partner.samsung.com>

Thanks!
Kamil

-- 
Best regards,
Kamil Konieczny
Samsung R&D Institute Poland


  reply	other threads:[~2018-09-17 15:47 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1537196970-5987-1-git-send-email-c.manszewski@samsung.com>
     [not found] ` <CGME20180917151006eucas1p2226806b94605b061bc1bc3e9b5a6c495@eucas1p2.samsung.com>
2018-09-17 15:09   ` Christoph Manszewski
2018-09-17 15:47     ` Kamil Konieczny [this message]
2018-09-18  7:33     ` Krzysztof Kozlowski
     [not found] ` <CGME20180917151007eucas1p175be8c3c1119cff3189aa12722b21ca8@eucas1p1.samsung.com>
2018-09-17 15:09   ` [PATCH v2 2/4] crypto: s5p-sss: Fix Fix argument list alignment Christoph Manszewski
2018-09-17 15:47     ` Kamil Konieczny
     [not found] ` <CGME20180917151009eucas1p145fdde4a56241418a49a1da14c5bdb02@eucas1p1.samsung.com>
2018-09-17 15:09   ` [PATCH v2 3/4] crypto: s5p-sss: Minor code cleanup Christoph Manszewski
2018-09-17 15:49     ` Kamil Konieczny
     [not found] ` <CGME20180917151011eucas1p274a1407a02081b49aa03da85cc9aec4c@eucas1p2.samsung.com>
2018-09-17 15:09   ` [PATCH v2 4/4] crypto: s5p-sss: Add aes-ctr support Christoph Manszewski
2018-09-17 15:54     ` Kamil Konieczny

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