[CRYPTO] api: Allow multiple frontends per backend

This patch adds support for multiple frontend types for each backend
algorithm by passing the type and mask through to the backend type
init function.

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

crypto/algapi.c

@@ -401,7 +401,7 @@ struct crypto_tfm *crypto_spawn_tfm(struct crypto_spawn *spawn, u32 type,
 	if (unlikely((alg->cra_flags ^ type) & mask))
 		goto out_put_alg;
 
-	tfm = __crypto_alloc_tfm(alg);
+	tfm = __crypto_alloc_tfm(alg, type, mask);
 	if (IS_ERR(tfm))
 		goto out_put_alg;