crypto: seqiv - Remove unused alg/spawn variable

This patch remove two unused variable and some dead "code" using it.

Fixes: 92932d03c2b3 ("crypto: seqiv - Remove AEAD compatibility code")

Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

crypto/seqiv.c

@@ -144,8 +144,6 @@ static int seqiv_aead_decrypt(struct aead_request *req)
 static int seqiv_aead_create(struct crypto_template *tmpl, struct rtattr **tb)
 {
 	struct aead_instance *inst;
-	struct crypto_aead_spawn *spawn;
-	struct aead_alg *alg;
 	int err;
 
 	inst = aead_geniv_alloc(tmpl, tb, 0, 0);
@@ -153,9 +151,6 @@ static int seqiv_aead_create(struct crypto_template *tmpl, struct rtattr **tb)
 	if (IS_ERR(inst))
 		return PTR_ERR(inst);
 
-	spawn = aead_instance_ctx(inst);
-	alg = crypto_spawn_aead_alg(spawn);
-
 	err = -EINVAL;
 	if (inst->alg.ivsize != sizeof(u64))
 		goto free_inst;