From owner-svn-src-head@freebsd.org Wed Oct 4 21:15:46 2017 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 4B40FE42EDC; Wed, 4 Oct 2017 21:15:46 +0000 (UTC) (envelope-from cem@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 18DA7727EE; Wed, 4 Oct 2017 21:15:46 +0000 (UTC) (envelope-from cem@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id v94LFjdp050068; Wed, 4 Oct 2017 21:15:45 GMT (envelope-from cem@FreeBSD.org) Received: (from cem@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id v94LFjp4050067; Wed, 4 Oct 2017 21:15:45 GMT (envelope-from cem@FreeBSD.org) Message-Id: <201710042115.v94LFjp4050067@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: cem set sender to cem@FreeBSD.org using -f From: Conrad Meyer Date: Wed, 4 Oct 2017 21:15:45 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r324288 - head/sys/crypto/aesni X-SVN-Group: head X-SVN-Commit-Author: cem X-SVN-Commit-Paths: head/sys/crypto/aesni X-SVN-Commit-Revision: 324288 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 04 Oct 2017 21:15:46 -0000 Author: cem Date: Wed Oct 4 21:15:45 2017 New Revision: 324288 URL: https://svnweb.freebsd.org/changeset/base/324288 Log: aesni(4): CRYPTO_AES_NIST_GCM_16 mandates MAC Remove some dead conditionals and add an assertion around behavior already present in aesni_process(). Silence a few Coverity false positives. CIDs: 1381571, 1381557 Sponsored by: Dell EMC Isilon Modified: head/sys/crypto/aesni/aesni.c Modified: head/sys/crypto/aesni/aesni.c ============================================================================== --- head/sys/crypto/aesni/aesni.c Wed Oct 4 21:05:44 2017 (r324287) +++ head/sys/crypto/aesni/aesni.c Wed Oct 4 21:15:45 2017 (r324288) @@ -773,12 +773,15 @@ aesni_cipher_crypt(struct aesni_session *ses, struct c int error, ivlen; bool encflag, allocated, authallocated; + KASSERT(ses->algo != CRYPTO_AES_NIST_GCM_16 || authcrd != NULL, + ("AES_NIST_GCM_16 must include MAC descriptor")); + buf = aesni_cipher_alloc(enccrd, crp, &allocated); if (buf == NULL) return (ENOMEM); authallocated = false; - if (ses->algo == CRYPTO_AES_NIST_GCM_16 && authcrd != NULL) { + if (ses->algo == CRYPTO_AES_NIST_GCM_16) { authbuf = aesni_cipher_alloc(authcrd, crp, &authallocated); if (authbuf == NULL) { error = ENOMEM; @@ -851,7 +854,7 @@ aesni_cipher_crypt(struct aesni_session *ses, struct c iv); break; case CRYPTO_AES_NIST_GCM_16: - if (authcrd != NULL && !encflag) + if (!encflag) crypto_copydata(crp->crp_flags, crp->crp_buf, authcrd->crd_inject, GMAC_DIGEST_LEN, tag); else