From owner-svn-src-stable-11@freebsd.org Sun May 5 10:42:33 2019 Return-Path: Delivered-To: svn-src-stable-11@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 B15701585D25; Sun, 5 May 2019 10:42:33 +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 TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 5262F8E961; Sun, 5 May 2019 10:42:33 +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 294CF1E78D; Sun, 5 May 2019 10:42:33 +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 x45AgXQN076532; Sun, 5 May 2019 10:42:33 GMT (envelope-from tuexen@FreeBSD.org) Received: (from tuexen@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x45AgWMP076529; Sun, 5 May 2019 10:42:32 GMT (envelope-from tuexen@FreeBSD.org) Message-Id: <201905051042.x45AgWMP076529@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: tuexen set sender to tuexen@FreeBSD.org using -f From: Michael Tuexen Date: Sun, 5 May 2019 10:42:32 +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: r347146 - 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: 347146 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 5262F8E961 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.96 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_SHORT(-0.96)[-0.960,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-1.00)[-1.000,0] X-BeenThere: svn-src-stable-11@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for only the 11-stable src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 05 May 2019 10:42:33 -0000 Author: tuexen Date: Sun May 5 10:42:32 2019 New Revision: 347146 URL: https://svnweb.freebsd.org/changeset/base/347146 Log: MFC r333604: sctp_get_mbuf_for_msg() should honor the allinone parameter. When it is not required that the buffer is not a chain, return a chain. This is based on a patch provided by Irene Ruengeler. Modified: stable/11/sys/netinet/sctp_bsd_addr.c stable/11/sys/netinet/sctp_output.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/netinet/sctp_bsd_addr.c ============================================================================== --- stable/11/sys/netinet/sctp_bsd_addr.c Sun May 5 09:02:32 2019 (r347145) +++ stable/11/sys/netinet/sctp_bsd_addr.c Sun May 5 10:42:32 2019 (r347146) @@ -385,10 +385,7 @@ sctp_get_mbuf_for_msg(unsigned int space_needed, int w m_freem(m); return (NULL); } - } - if (SCTP_BUF_NEXT(m)) { - sctp_m_freem(SCTP_BUF_NEXT(m)); - SCTP_BUF_NEXT(m) = NULL; + KASSERT(SCTP_BUF_NEXT(m) == NULL, ("%s: no chain allowed", __FUNCTION__)); } #ifdef SCTP_MBUF_LOGGING if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_MBUF_LOGGING_ENABLE) { Modified: stable/11/sys/netinet/sctp_output.c ============================================================================== --- stable/11/sys/netinet/sctp_output.c Sun May 5 09:02:32 2019 (r347145) +++ stable/11/sys/netinet/sctp_output.c Sun May 5 10:42:32 2019 (r347146) @@ -7467,7 +7467,7 @@ dont_do_it: /* Not enough room for a chunk header, get some */ struct mbuf *m; - m = sctp_get_mbuf_for_msg(1, 0, M_NOWAIT, 0, MT_DATA); + m = sctp_get_mbuf_for_msg(1, 0, M_NOWAIT, 1, MT_DATA); if (m == NULL) { /* * we're in trouble here. _PREPEND below will free