From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 08712C5ACC6 for ; Wed, 17 Oct 2018 03:15:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CAA3A205F4 for ; Wed, 17 Oct 2018 03:15:27 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CAA3A205F4 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linuxonhyperv.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727526AbeJQLI5 (ORCPT ); Wed, 17 Oct 2018 07:08:57 -0400 Received: from a2nlsmtp01-02.prod.iad2.secureserver.net ([198.71.225.36]:44682 "EHLO a2nlsmtp01-02.prod.iad2.secureserver.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727208AbeJQLIk (ORCPT ); Wed, 17 Oct 2018 07:08:40 -0400 Received: from linuxonhyperv2.linuxonhyperv.com ([107.180.71.197]) by : HOSTING RELAY : with ESMTP id CcHhgp7VmM0DPCcHhged9E; Tue, 16 Oct 2018 20:14:09 -0700 x-originating-ip: 107.180.71.197 Received: from kys by linuxonhyperv2.linuxonhyperv.com with local (Exim 4.91) (envelope-from ) id 1gCcHh-0000Dc-0u; Tue, 16 Oct 2018 20:14:09 -0700 From: kys@linuxonhyperv.com To: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, olaf@aepfle.de, apw@canonical.com, jasowang@redhat.com, sthemmin@microsoft.com, Michael.H.Kelley@microsoft.com, vkuznets@redhat.com Cc: Dexuan Cui , "K . Y . Srinivasan" , Haiyang Zhang , Stable@vger.kernel.org Subject: [PATCH 5/5] Tools: hv: kvp: Fix a warning of buffer overflow with gcc 8.0.1 Date: Wed, 17 Oct 2018 03:14:06 +0000 Message-Id: <20181017031406.773-5-kys@linuxonhyperv.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20181017031406.773-1-kys@linuxonhyperv.com> References: <20181017031241.669-1-kys@linuxonhyperv.com> <20181017031406.773-1-kys@linuxonhyperv.com> Reply-To: kys@microsoft.com X-CMAE-Envelope: MS4wfPn+tlSGFom0noQShjvm2HXO+z7VdaPgc1tmAxstN5iJ60TiJtpoZQPDZqt9Z9snG8+/0pVcrarVsmvkjTCGtMgJgursML9S4gYaC2RFjJxIXpYsnMw9 fvdTahNGm4b/Xj6vtodNMnWDqa36C0Z6TtJRKsxQMvtUW83cZhyIcrEiSMnsro5tFQj+dyK9wch2b3db9vZFZL6D/YwAkXPkeHSJDwmOmsUr4EBVUYQQJa2Q 3euAQipj2+OJUicdS6YedMCSVdLnsqZqnKDNWTslkfMIpfH0LJAKwK6Hn9DxKHA70gAValZIMFOWf472YNg3BjOcpXVvOsDK095tiV7Rlq0I5ugFuXYcaiim 0YXI0Q5KUPbyaRE8uZxjJmHnvfoBItVVt4WImP868mimQH9lCi429bSuCrQsqiNr0AyIRtrZwJYXMf/iyBev2z88eix4ICxbawRRgMYHJaiSkYNgh2XooJtD BSJm3V43eZf5ztxUATX2XXlErz/s/Acv7E6P8bHK0Rzjh3Tlc3f8MJcjjwo9UGN4iEEP/k/o+d+4J4lvmkwnA+EhJF8qGRRWvt71ljNHeibTrmuAb2OpoeWM PWkewaoJPY+R4V4Q2wupNpriyKOqyt25GWEgitgZfAYl0g== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dexuan Cui The patch fixes: hv_kvp_daemon.c: In function 'kvp_set_ip_info': hv_kvp_daemon.c:1305:2: note: 'snprintf' output between 41 and 4136 bytes into a destination of size 4096 Signed-off-by: Dexuan Cui Cc: K. Y. Srinivasan Cc: Haiyang Zhang Cc: Stephen Hemminger Cc: Signed-off-by: K. Y. Srinivasan --- tools/hv/hv_kvp_daemon.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/hv/hv_kvp_daemon.c b/tools/hv/hv_kvp_daemon.c index bbb2a8ef367c..b7c2cf7eaba5 100644 --- a/tools/hv/hv_kvp_daemon.c +++ b/tools/hv/hv_kvp_daemon.c @@ -1176,7 +1176,7 @@ static int kvp_set_ip_info(char *if_name, struct hv_kvp_ipaddr_value *new_val) int error = 0; char if_file[PATH_MAX]; FILE *file; - char cmd[PATH_MAX]; + char cmd[PATH_MAX * 2]; char *mac_addr; /* -- 2.18.0