crypto fix backport for 3.17 (F-21)

[Josh Boyer]

On Mon, Nov 10, 2014 at 10:09 AM, Dan Horák <dan at danny.cz> wrote:
> Hi kernel-maint,
>
> I'd like to ask you to backport
> http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/crypto/algif_skcipher.c?id=e2cffb5f493a8b431dc87124388ea59b79f0bccb
> to our F-21 kernel as soon as possible. Older kernel should be solved
> automagically when the patch goes to stable branches. For F-21 this is
> causing installation failure on encrypted device, see
> https://bugzilla.redhat.com/show_bug.cgi?id=1160289 for the whole
> history. It is affecting all arches with page size >= 64k, like ppc*
> and aarch64.

OK.  I'll get to this a bit later today.

josh