From owner-svn-src-stable-11@freebsd.org Thu May 16 09:24:12 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 55484158E716; Thu, 16 May 2019 09:24:12 +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 EEE7E6C515; Thu, 16 May 2019 09:24:11 +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 C8F6F1EE68; Thu, 16 May 2019 09:24:11 +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 x4G9OBwx045411; Thu, 16 May 2019 09:24:11 GMT (envelope-from tuexen@FreeBSD.org) Received: (from tuexen@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x4G9OBPZ045409; Thu, 16 May 2019 09:24:11 GMT (envelope-from tuexen@FreeBSD.org) Message-Id: <201905160924.x4G9OBPZ045409@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: tuexen set sender to tuexen@FreeBSD.org using -f From: Michael Tuexen Date: Thu, 16 May 2019 09:24:11 +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: r347675 - 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: 347675 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: EEE7E6C515 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.98 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.998,0]; NEURAL_HAM_SHORT(-0.98)[-0.980,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] 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: Thu, 16 May 2019 09:24:12 -0000 Author: tuexen Date: Thu May 16 09:24:11 2019 New Revision: 347675 URL: https://svnweb.freebsd.org/changeset/base/347675 Log: MFC r345466: Fix more signed unsigned issues. This time on the send path. This is joint work with rrs@ and was found by running syzkaller. Modified: stable/11/sys/netinet/sctp_output.c stable/11/sys/netinet/sctp_structs.h Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/netinet/sctp_output.c ============================================================================== --- stable/11/sys/netinet/sctp_output.c Thu May 16 09:22:37 2019 (r347674) +++ stable/11/sys/netinet/sctp_output.c Thu May 16 09:24:11 2019 (r347675) @@ -6883,7 +6883,7 @@ sctp_sendall(struct sctp_inpcb *inp, struct uio *uio, ca->sndrcv.sinfo_flags &= ~SCTP_SENDALL; /* get length and mbuf chain */ if (uio) { - ca->sndlen = (int)uio->uio_resid; + ca->sndlen = uio->uio_resid; ca->m = sctp_copy_out_all(uio, ca->sndlen); if (ca->m == NULL) { SCTP_FREE(ca, SCTP_M_COPYAL); @@ -12525,7 +12525,7 @@ sctp_lower_sosend(struct socket *so, struct thread *p ) { - unsigned int sndlen = 0, max_len; + size_t sndlen = 0, max_len; int error, len; struct mbuf *top = NULL; int queue_only = 0, queue_only_for_init = 0; @@ -12577,12 +12577,12 @@ sctp_lower_sosend(struct socket *so, SCTP_LTRACE_ERR_RET(inp, stcb, net, SCTP_FROM_SCTP_OUTPUT, EINVAL); return (EINVAL); } - sndlen = (unsigned int)uio->uio_resid; + sndlen = uio->uio_resid; } else { top = SCTP_HEADER_TO_CHAIN(i_pak); sndlen = SCTP_HEADER_LEN(i_pak); } - SCTPDBG(SCTP_DEBUG_OUTPUT1, "Send called addr:%p send length %d\n", + SCTPDBG(SCTP_DEBUG_OUTPUT1, "Send called addr:%p send length %zu\n", (void *)addr, sndlen); if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) && @@ -12934,7 +12934,7 @@ sctp_lower_sosend(struct socket *so, /* Are we aborting? */ if (srcv->sinfo_flags & SCTP_ABORT) { struct mbuf *mm; - int tot_demand, tot_out = 0, max_out; + size_t tot_demand, tot_out = 0, max_out; SCTP_STAT_INCR(sctps_sends_with_abort); if ((SCTP_GET_STATE(stcb) == SCTP_STATE_COOKIE_WAIT) || @@ -12990,7 +12990,7 @@ sctp_lower_sosend(struct socket *so, ph++; SCTP_BUF_LEN(mm) = tot_out + sizeof(struct sctp_paramhdr); if (top == NULL) { - error = uiomove((caddr_t)ph, (int)tot_out, uio); + error = uiomove((caddr_t)ph, tot_out, uio); if (error) { /*- * Here if we can't get his data we @@ -13219,7 +13219,7 @@ skip_preblock: if ((max_len > SCTP_BASE_SYSCTL(sctp_add_more_threshold)) || (max_len && (SCTP_SB_LIMIT_SND(so) < SCTP_BASE_SYSCTL(sctp_add_more_threshold))) || - (uio->uio_resid && (uio->uio_resid <= (int)max_len))) { + (uio->uio_resid && (uio->uio_resid <= max_len))) { sndout = 0; new_tail = NULL; if (hold_tcblock) { Modified: stable/11/sys/netinet/sctp_structs.h ============================================================================== --- stable/11/sys/netinet/sctp_structs.h Thu May 16 09:22:37 2019 (r347674) +++ stable/11/sys/netinet/sctp_structs.h Thu May 16 09:24:11 2019 (r347675) @@ -164,7 +164,7 @@ struct sctp_copy_all { struct sctp_inpcb *inp; /* ep */ struct mbuf *m; struct sctp_sndrcvinfo sndrcv; - int sndlen; + size_t sndlen; int cnt_sent; int cnt_failed; };