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From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Christophe Leroy <christophe.leroy@c-s.fr>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>, Scott Wood <oss@buserror.net>
Cc: antoine.blangy@c-s.fr, linuxppc-dev@lists.ozlabs.org,
	linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [v2] powerpc/32: fix csum_partial_copy_generic()
Date: Wed, 10 Aug 2016 22:46:33 +1000 (AEST)	[thread overview]
Message-ID: <3s8W9k03Pwz9t1m@ozlabs.org> (raw)
In-Reply-To: <20160802080705.69A9F1A2394@localhost.localdomain>

On Tue, 2016-02-08 at 08:07:05 UTC, Christophe Leroy wrote:
> commit 7aef4136566b0 ("powerpc32: rewrite csum_partial_copy_generic()
> based on copy_tofrom_user()") introduced a bug when destination
> address is odd and initial csum is not null
> 
> In that (rare) case the initial csum value has to be rotated one byte
> as well as the resulting value is
> 
> This patch also fixes related comments
> 
> Fixes: 7aef4136566b0 ("powerpc32: rewrite csum_partial_copy_generic() based on copy_tofrom_user()")
> Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>

Applied to powerpc fixes, thanks.

https://git.kernel.org/powerpc/c/1bc8b816cb8058c31f61fe7844

cheers

      parent reply	other threads:[~2016-08-10 12:46 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-02  8:07 [PATCH v2] powerpc/32: fix csum_partial_copy_generic() Christophe Leroy
2016-08-02 12:41 ` Segher Boessenkool
2016-08-02 12:51 ` Segher Boessenkool
2016-08-04  3:53 ` Scott Wood
2016-08-04  6:15   ` Alessio Igor Bogani
2016-08-05  6:57     ` Michael Ellerman
2016-08-05  7:26       ` Christophe Leroy
2016-08-05  9:38         ` Michael Ellerman
2016-08-10 12:46 ` Michael Ellerman [this message]

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