Scott,
On 4 August 2016 at 05:53, Scott Wood <oss@xxxxxxxxxxxx> wrote:
> On Tue, 2016-08-02 at 10:07 +0200, 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()")
>> Cc: stable@xxxxxxxxxxxxxxx
>>
>> Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxx>
>> ---
>> v2: updated comments as suggested by Segher
>>
>> arch/powerpc/lib/checksum_32.S | 7 ++++---
>> 1 file changed, 4 insertions(+), 3 deletions(-)
>
> Alessio, can you confirm whether this fixes the problem you reported?
No unfortunately.
Ciao,
Alessio
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