crypto: virtio - Use helper to set reqsize

The value of reqsize must only be changed through the helper.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Acked-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/virtio/virtio_crypto_akcipher_algs.c

@@ -479,6 +479,9 @@ static int virtio_crypto_rsa_init_tfm(struct crypto_akcipher *tfm)
 	ctx->enginectx.op.prepare_request = NULL;
 	ctx->enginectx.op.unprepare_request = NULL;
 
+	akcipher_set_reqsize(tfm,
+			     sizeof(struct virtio_crypto_akcipher_request));
+
 	return 0;
 }
 
@@ -505,7 +508,6 @@ static struct virtio_crypto_akcipher_algo virtio_crypto_akcipher_algs[] = {
 			.max_size = virtio_crypto_rsa_max_size,
 			.init = virtio_crypto_rsa_init_tfm,
 			.exit = virtio_crypto_rsa_exit_tfm,
-			.reqsize = sizeof(struct virtio_crypto_akcipher_request),
 			.base = {
 				.cra_name = "rsa",
 				.cra_driver_name = "virtio-crypto-rsa",
@@ -528,7 +530,6 @@ static struct virtio_crypto_akcipher_algo virtio_crypto_akcipher_algs[] = {
 			.max_size = virtio_crypto_rsa_max_size,
 			.init = virtio_crypto_rsa_init_tfm,
 			.exit = virtio_crypto_rsa_exit_tfm,
-			.reqsize = sizeof(struct virtio_crypto_akcipher_request),
 			.base = {
 				.cra_name = "pkcs1pad(rsa,sha1)",
 				.cra_driver_name = "virtio-pkcs1-rsa-with-sha1",