From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Mon, 11 May 2015 09:47:55 +0000 (+0800)
Subject: crypto: authencesn - Use crypto_aead_set_reqsize helper
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=6650d09b3a0fea2c1f03f28f7a49309050529718;p=openwrt%2Fstaging%2Fblogic.git

crypto: authencesn - Use crypto_aead_set_reqsize helper

This patch uses the crypto_aead_set_reqsize helper to avoid directly
touching the internals of aead.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---

diff --git a/crypto/authencesn.c b/crypto/authencesn.c
index 91e2cc31086a..a3da6770bc9e 100644
--- a/crypto/authencesn.c
+++ b/crypto/authencesn.c
@@ -662,13 +662,14 @@ static int crypto_authenc_esn_init_tfm(struct crypto_tfm *tfm)
 			    crypto_ahash_alignmask(auth) + 1) +
 		      crypto_ablkcipher_ivsize(enc);
 
-	tfm->crt_aead.reqsize = sizeof(struct authenc_esn_request_ctx) +
-				ctx->reqoff +
-				max_t(unsigned int,
-				crypto_ahash_reqsize(auth) +
-				sizeof(struct ahash_request),
-				sizeof(struct skcipher_givcrypt_request) +
-				crypto_ablkcipher_reqsize(enc));
+	crypto_aead_set_reqsize(__crypto_aead_cast(tfm),
+		sizeof(struct authenc_esn_request_ctx) +
+		ctx->reqoff +
+		max_t(unsigned int,
+			crypto_ahash_reqsize(auth) +
+			sizeof(struct ahash_request),
+			sizeof(struct skcipher_givcrypt_request) +
+			crypto_ablkcipher_reqsize(enc)));
 
 	return 0;