tree 05d3353e30ef94880acc1649c55f3198d185bb71
parent 88f1d316b9d0a213a9590fb5da6a72c0ec7012de
author Herbert Xu <herbert@gondor.apana.org.au> 1466000825 +0800
committer Herbert Xu <herbert@gondor.apana.org.au> 1466421877 +0800

crypto: gcm - Filter out async ghash if necessary

As it is if you ask for a sync gcm you may actually end up with
an async one because it does not filter out async implementations
of ghash.

This patch fixes this by adding the necessary filter when looking
for ghash.

Cc: stable@vger.kernel.org
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>