From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756777Ab1DYUYD (ORCPT ); Mon, 25 Apr 2011 16:24:03 -0400 Received: from 1wt.eu ([62.212.114.60]:33857 "EHLO 1wt.eu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756552Ab1DYUX4 (ORCPT ); Mon, 25 Apr 2011 16:23:56 -0400 Message-Id: <20110425200235.030970647@pcw.home.local> User-Agent: quilt/0.48-1 Date: Mon, 25 Apr 2011 22:03:19 +0200 From: Willy Tarreau To: linux-kernel@vger.kernel.org, stable@kernel.org, stable-review@kernel.org Cc: "David S. Miller" , Moritz Muehlenhoff , Greg Kroah-Hartman Subject: [PATCH 047/173] tcp: Make TCP_MAXSEG minimum more correct. In-Reply-To: <46075c3a3ef08be6d70339617d6afc98@local> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 2.6.27.59-stable review patch. If anyone has any objections, please let us know. ------------------ From: David S. Miller commit c39508d6f118308355468314ff414644115a07f3 upstream. Use TCP_MIN_MSS instead of constant 64. Reported-by: Min Zhang Signed-off-by: David S. Miller Cc: Moritz Muehlenhoff Signed-off-by: Greg Kroah-Hartman --- net/ipv4/tcp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -2117,7 +2117,7 @@ static int do_tcp_setsockopt(struct sock /* Values greater than interface MTU won't take effect. However * at the point when this call is done we typically don't yet * know which interface is going to be used */ - if (val < 64 || val > MAX_TCP_WINDOW) { + if (val < TCP_MIN_MSS || val > MAX_TCP_WINDOW) { err = -EINVAL; break; }