From owner-svn-src-all@FreeBSD.ORG Wed Feb 27 19:51:47 2013 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id CA7ED7AE; Wed, 27 Feb 2013 19:51:47 +0000 (UTC) (envelope-from tuexen@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) by mx1.freebsd.org (Postfix) with ESMTP id BBC9FA87; Wed, 27 Feb 2013 19:51:47 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.5/8.14.5) with ESMTP id r1RJpl0N081830; Wed, 27 Feb 2013 19:51:47 GMT (envelope-from tuexen@svn.freebsd.org) Received: (from tuexen@localhost) by svn.freebsd.org (8.14.5/8.14.5/Submit) id r1RJplnB081829; Wed, 27 Feb 2013 19:51:47 GMT (envelope-from tuexen@svn.freebsd.org) Message-Id: <201302271951.r1RJplnB081829@svn.freebsd.org> From: Michael Tuexen Date: Wed, 27 Feb 2013 19:51:47 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r247412 - head/sys/netinet 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: 2.1.14 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: Wed, 27 Feb 2013 19:51:47 -0000 Author: tuexen Date: Wed Feb 27 19:51:47 2013 New Revision: 247412 URL: http://svnweb.freebsd.org/changeset/base/247412 Log: Fix a potential race in returning setting errno when an association goes down. Reported by Mozilla in https://bugzilla.mozilla.org/show_bug.cgi?id=845513 MFC after: 3 days Modified: head/sys/netinet/sctputil.c Modified: head/sys/netinet/sctputil.c ============================================================================== --- head/sys/netinet/sctputil.c Wed Feb 27 19:50:46 2013 (r247411) +++ head/sys/netinet/sctputil.c Wed Feb 27 19:51:47 2013 (r247412) @@ -2678,6 +2678,7 @@ set_error: if (((stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) && ((state == SCTP_COMM_LOST) || (state == SCTP_CANT_STR_ASSOC))) { + SOCK_LOCK(stcb->sctp_socket); if (from_peer) { if (SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_COOKIE_WAIT) { SCTP_LTRACE_ERR_RET(NULL, stcb, NULL, SCTP_FROM_SCTPUTIL, ECONNREFUSED); @@ -2709,7 +2710,7 @@ set_error: if (((stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) && ((state == SCTP_COMM_LOST) || (state == SCTP_CANT_STR_ASSOC))) { - socantrcvmore(stcb->sctp_socket); + socantrcvmore_locked(stcb->sctp_socket); } sorwakeup(stcb->sctp_socket); sowwakeup(stcb->sctp_socket);