The ivsize should be fetched from ablkcipher, not blkcipher.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
        inst->alg.cra_alignmask = auth->cra_alignmask | enc->cra_alignmask;
        inst->alg.cra_type = &crypto_aead_type;
 
-       inst->alg.cra_aead.ivsize = enc->cra_blkcipher.ivsize;
+       inst->alg.cra_aead.ivsize = enc->cra_ablkcipher.ivsize;
        inst->alg.cra_aead.maxauthsize = auth->cra_type == &crypto_hash_type ?
                                         auth->cra_hash.digestsize :
                                         auth->cra_digest.dia_digestsize;