crypto: aesni-intel - Fixed build with binutils 2.16

This patch fixes the problem with 2.16 binutils.
Signed-off-by: NAidan O'Mahony <aidan.o.mahony@intel.com>
Signed-off-by: NAdrian Hoban <adrian.hoban@intel.com>
Signed-off-by: NGabriele Paoloni <gabriele.paoloni@intel.com>
Signed-off-by: NTadeusz Struk <tadeusz.struk@intel.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>