From: Herbert Xu Subject: [PATCH 2/8] [CRYPTO] authenc: Use RTA_OK to check length Date: Tue, 11 Dec 2007 11:50:20 +0800 Message-ID: References: <20071211034945.GA10099@gondor.apana.org.au> To: Linux Crypto Mailing List Return-path: Received: from rhun.apana.org.au ([64.62.148.172]:1769 "EHLO arnor.apana.org.au" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751775AbXLKDuY (ORCPT ); Mon, 10 Dec 2007 22:50:24 -0500 Received: from gondolin.me.apana.org.au ([192.168.0.6] ident=mail) by arnor.apana.org.au with esmtp (Exim 4.50 #1 (Debian)) id 1J1w8T-0005pF-IZ for ; Tue, 11 Dec 2007 14:50:21 +1100 Sender: linux-crypto-owner@vger.kernel.org List-ID: [CRYPTO] authenc: Use RTA_OK to check length This patch changes setkey to use RTA_OK to check the validity of the setkey request. Signed-off-by: Herbert Xu --- crypto/authenc.c | 2 +- 1 files changed, 1 insertion(+), 1 deletion(-) diff --git a/crypto/authenc.c b/crypto/authenc.c index 80d9d0b..aa442de 100644 --- a/crypto/authenc.c +++ b/crypto/authenc.c @@ -44,7 +44,7 @@ static int crypto_authenc_setkey(struct crypto_aead *authenc, const u8 *key, struct crypto_authenc_key_param *param; int err = -EINVAL; - if (keylen < sizeof(*rta)) + if (!RTA_OK(rta, keylen)) goto badkey; if (rta->rta_type != CRYPTO_AUTHENC_KEYA_PARAM) goto badkey;