From owner-svn-src-all@freebsd.org Sun May 15 03:36:20 2016 Return-Path: Delivered-To: svn-src-all@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 74911B3A2A6; Sun, 15 May 2016 03:36:20 +0000 (UTC) (envelope-from ngie@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 3409619A0; Sun, 15 May 2016 03:36:20 +0000 (UTC) (envelope-from ngie@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id u4F3aJWb062169; Sun, 15 May 2016 03:36:19 GMT (envelope-from ngie@FreeBSD.org) Received: (from ngie@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id u4F3aJxd062168; Sun, 15 May 2016 03:36:19 GMT (envelope-from ngie@FreeBSD.org) Message-Id: <201605150336.u4F3aJxd062168@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: ngie set sender to ngie@FreeBSD.org using -f From: Garrett Cooper Date: Sun, 15 May 2016 03:36:19 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r299830 - head/contrib/bsnmp/snmpd X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 15 May 2016 03:36:20 -0000 Author: ngie Date: Sun May 15 03:36:19 2016 New Revision: 299830 URL: https://svnweb.freebsd.org/changeset/base/299830 Log: Fix -Wcast-align warnings Use memcpy instead of using direct assignment of void* pointers with CMSG_DATA(..), which changes alignment MFC after: 3 weeks Reported by: clang Sponsored by: EMC / Isilon Storage Division Modified: head/contrib/bsnmp/snmpd/main.c Modified: head/contrib/bsnmp/snmpd/main.c ============================================================================== --- head/contrib/bsnmp/snmpd/main.c Sun May 15 03:22:13 2016 (r299829) +++ head/contrib/bsnmp/snmpd/main.c Sun May 15 03:36:19 2016 (r299830) @@ -1169,7 +1169,7 @@ recv_dgram(struct port_input *pi, struct memcpy(laddr, CMSG_DATA(cmsg), sizeof(struct in_addr)); if (cmsg->cmsg_level == SOL_SOCKET && cmsg->cmsg_type == SCM_CREDS) - cred = (struct sockcred *)CMSG_DATA(cmsg); + memcpy(cred, CMSG_DATA(cmsg), sizeof(struct sockcred)); } if (pi->cred) @@ -1207,7 +1207,7 @@ snmpd_input(struct port_input *pi, struc ret = recv_stream(pi); } else { - struct in_addr *laddr; + struct in_addr laddr; memset(cbuf, 0, CMSG_SPACE(sizeof(struct in_addr))); msg.msg_control = cbuf; @@ -1216,11 +1216,11 @@ snmpd_input(struct port_input *pi, struc cmsgp->cmsg_len = CMSG_LEN(sizeof(struct in_addr)); cmsgp->cmsg_level = IPPROTO_IP; cmsgp->cmsg_type = IP_SENDSRCADDR; - laddr = (struct in_addr *)CMSG_DATA(cmsgp); + memcpy(&laddr, CMSG_DATA(cmsgp), sizeof(struct in_addr)); - ret = recv_dgram(pi, laddr); + ret = recv_dgram(pi, &laddr); - if (laddr->s_addr == 0) { + if (laddr.s_addr == 0) { msg.msg_control = NULL; msg.msg_controllen = 0; }