crypto: seqiv - Fix IV size in context size calculation

This patch fixes a bug in the context size calculation where we
were still referring to the old cra_aead.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

crypto/seqiv.c

@@ -812,7 +812,7 @@ static int seqniv_create(struct crypto_template *tmpl, struct rtattr **tb)
 
 	inst->alg.base.cra_alignmask |= __alignof__(u32) - 1;
 	inst->alg.base.cra_ctxsize = sizeof(struct seqiv_aead_ctx);
-	inst->alg.base.cra_ctxsize += inst->alg.base.cra_aead.ivsize;
+	inst->alg.base.cra_ctxsize += inst->alg.ivsize;
 
 done:
 	err = aead_register_instance(tmpl, inst);