crypto: rk3288 - Use helper to set reqsize

The value of reqsize must only be changed through the helper.
Signed-off-by: Ovidiu Panait <ovidiu.panait@windriver.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/rockchip/rk3288_crypto_skcipher.c

@@ -445,8 +445,8 @@ static int rk_cipher_tfm_init(struct crypto_skcipher *tfm)
 		return PTR_ERR(ctx->fallback_tfm);
 	}
 
-	tfm->reqsize = sizeof(struct rk_cipher_rctx) +
-		crypto_skcipher_reqsize(ctx->fallback_tfm);
+	crypto_skcipher_set_reqsize(tfm, sizeof(struct rk_cipher_rctx) +
+				    crypto_skcipher_reqsize(ctx->fallback_tfm));
 
 	return 0;
 }