From nobody Tue Feb 10 03:40:32 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1495921690915469.26682454443835; Sat, 27 May 2017 14:48:10 -0700 (PDT) Received: from localhost ([::1]:42068 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dEjZA-0006UW-KG for importer@patchew.org; Sat, 27 May 2017 17:48:08 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58871) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dEjXU-0005RL-7c for qemu-devel@nongnu.org; Sat, 27 May 2017 17:46:25 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dEjXT-0003If-7d for qemu-devel@nongnu.org; Sat, 27 May 2017 17:46:24 -0400 Received: from hera.aquilenet.fr ([2a01:474::1]:47330) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dEjXT-0003G9-18 for qemu-devel@nongnu.org; Sat, 27 May 2017 17:46:23 -0400 Received: from localhost (localhost [127.0.0.1]) by hera.aquilenet.fr (Postfix) with ESMTP id 36BF5C679; Sat, 27 May 2017 23:46:22 +0200 (CEST) Received: from hera.aquilenet.fr ([127.0.0.1]) by localhost (hera.aquilenet.fr [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id n0KOtcGO0lxM; Sat, 27 May 2017 23:46:21 +0200 (CEST) Received: from var.youpi.perso.aquilenet.fr (unknown [IPv6:2a01:cb19:181:c200:3602:86ff:fe2c:6a19]) by hera.aquilenet.fr (Postfix) with ESMTPSA id B2EECC681; Sat, 27 May 2017 23:46:19 +0200 (CEST) Received: from samy by var.youpi.perso.aquilenet.fr with local (Exim 4.89) (envelope-from ) id 1dEjXP-0008Uy-0f; Sat, 27 May 2017 23:46:19 +0200 X-Virus-Scanned: Debian amavisd-new at aquilenet.fr From: Samuel Thibault To: qemu-devel@nongnu.org Date: Sat, 27 May 2017 23:46:16 +0200 Message-Id: <20170527214618.32626-2-samuel.thibault@ens-lyon.org> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170527214618.32626-1-samuel.thibault@ens-lyon.org> References: <20170527214618.32626-1-samuel.thibault@ens-lyon.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2a01:474::1 Subject: [Qemu-devel] [PULL 1/3] slirp: Fix wrong mss bug. X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: jan.kiszka@siemens.com, Tao Wu , stefanha@redhat.com, Tao Wu Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" From: Tao Wu This bug was introduced by https://github.com/qemu/qemu/commit/98c6305 Signed-off-by: Tao Wu Reviewed-by: Philippe Mathieu-Daud=C3=A9 Signed-off-bu: Samuel Thibault --- slirp/tcp_input.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/slirp/tcp_input.c b/slirp/tcp_input.c index edb98f06f3..07bcbdb2dd 100644 --- a/slirp/tcp_input.c +++ b/slirp/tcp_input.c @@ -1587,11 +1587,11 @@ tcp_mss(struct tcpcb *tp, u_int offer) switch (so->so_ffamily) { case AF_INET: mss =3D MIN(IF_MTU, IF_MRU) - sizeof(struct tcphdr) - + sizeof(struct ip); + - sizeof(struct ip); break; case AF_INET6: mss =3D MIN(IF_MTU, IF_MRU) - sizeof(struct tcphdr) - + sizeof(struct ip6); + - sizeof(struct ip6); break; default: g_assert_not_reached(); --=20 2.11.0