On Fri, 2016-26-08 at 14:45:13 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 len is lower than cacheline size.
>
> In that case the resulting csum value doesn't have to be rotated one
> byte because the cache-aligned copy part is skipped so no alignment
> is performed.
>
> Fixes: 7aef4136566b0 ("powerpc32: rewrite csum_partial_copy_generic() based on copy_tofrom_user()")
> Cc: stable@xxxxxxxxxxxxxxx
> Reported-by: Alessio Igor Bogani <alessio.bogani@xxxxxxxxxx>
> Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxx>
> Tested-by: Alessio Igor Bogani <alessio.bogani@xxxxxxxxxx>
Applied to powerpc fixes, thanks.
https://git.kernel.org/powerpc/c/8540571e01f973d321b0821f4f
cheers
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