From owner-svn-src-stable@freebsd.org Sat Apr 7 20:37:44 2018 Return-Path: Delivered-To: svn-src-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id DA6BAF8340A; Sat, 7 Apr 2018 20:37:44 +0000 (UTC) (envelope-from tuexen@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 8DD308680C; Sat, 7 Apr 2018 20:37:44 +0000 (UTC) (envelope-from tuexen@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 mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 7CD9125B99; Sat, 7 Apr 2018 20:37:44 +0000 (UTC) (envelope-from tuexen@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w37KbiOI093876; Sat, 7 Apr 2018 20:37:44 GMT (envelope-from tuexen@FreeBSD.org) Received: (from tuexen@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w37Kbibe093875; Sat, 7 Apr 2018 20:37:44 GMT (envelope-from tuexen@FreeBSD.org) Message-Id: <201804072037.w37Kbibe093875@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: tuexen set sender to tuexen@FreeBSD.org using -f From: Michael Tuexen Date: Sat, 7 Apr 2018 20:37:44 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r332232 - stable/11/sys/netinet X-SVN-Group: stable-11 X-SVN-Commit-Author: tuexen X-SVN-Commit-Paths: stable/11/sys/netinet X-SVN-Commit-Revision: 332232 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 07 Apr 2018 20:37:45 -0000 Author: tuexen Date: Sat Apr 7 20:37:44 2018 New Revision: 332232 URL: https://svnweb.freebsd.org/changeset/base/332232 Log: MFC r328028: Don't provide a (meaningless) cmsg when proving a notification in a recvmsg() call. Modified: stable/11/sys/netinet/sctputil.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/netinet/sctputil.c ============================================================================== --- stable/11/sys/netinet/sctputil.c Sat Apr 7 20:34:57 2018 (r332231) +++ stable/11/sys/netinet/sctputil.c Sat Apr 7 20:37:44 2018 (r332232) @@ -45,7 +45,7 @@ __FBSDID("$FreeBSD$"); #include #include #include -#include /* for sctp_deliver_data() */ +#include #include #include #include @@ -6091,7 +6091,7 @@ sctp_m_free(struct mbuf *m) return (m_free(m)); } -void +void sctp_m_freem(struct mbuf *mb) { while (mb != NULL) @@ -6161,6 +6161,7 @@ sctp_soreceive(struct socket *so, struct sockaddr *from; struct sctp_extrcvinfo sinfo; int filling_sinfo = 1; + int flags; struct sctp_inpcb *inp; inp = (struct sctp_inpcb *)so->so_pcb; @@ -6188,15 +6189,24 @@ sctp_soreceive(struct socket *so, if (filling_sinfo) { memset(&sinfo, 0, sizeof(struct sctp_extrcvinfo)); } - error = sctp_sorecvmsg(so, uio, mp0, from, fromlen, flagsp, + if (flagsp != NULL) { + flags = *flagsp; + } else { + flags = 0; + } + error = sctp_sorecvmsg(so, uio, mp0, from, fromlen, &flags, (struct sctp_sndrcvinfo *)&sinfo, filling_sinfo); + if (flagsp != NULL) { + *flagsp = flags; + } if (controlp != NULL) { /* copy back the sinfo in a CMSG format */ - if (filling_sinfo) + if (filling_sinfo && ((flags & MSG_NOTIFICATION) == 0)) { *controlp = sctp_build_ctl_nchunk(inp, (struct sctp_sndrcvinfo *)&sinfo); - else + } else { *controlp = NULL; + } } if (psa) { /* copy back the address info */