crypto: shash - Remove superfluous check in init_tfm

We're currently checking the frontend type in init_tfm.  This is
completely pointless because the fact that we're called at all
means that the frontend is ours so the type must match as well.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

crypto/shash.c

@@ -442,8 +442,6 @@ static unsigned int crypto_shash_ctxsize(struct crypto_alg *alg, u32 type,
 static int crypto_shash_init_tfm(struct crypto_tfm *tfm,
 				 const struct crypto_type *frontend)
 {
-	if (frontend->type != CRYPTO_ALG_TYPE_SHASH)
-		return -EINVAL;
 	return 0;
 }