From patchwork Thu Oct 11 22:26:47 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Martin Wilck X-Patchwork-Id: 10637537 X-Patchwork-Delegate: christophe.varoqui@free.fr Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 46ADC15E2 for ; Thu, 11 Oct 2018 22:27:59 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 27FDC2C28E for ; Thu, 11 Oct 2018 22:27:59 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1809A2C2A3; Thu, 11 Oct 2018 22:27:59 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B528B2C28E for ; Thu, 11 Oct 2018 22:27:58 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 5A6C43002064; Thu, 11 Oct 2018 22:27:57 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id AA3B71A3D8; Thu, 11 Oct 2018 22:27:56 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id 7E036180B5B7; Thu, 11 Oct 2018 22:27:55 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id w9BMRrxL016762 for ; Thu, 11 Oct 2018 18:27:53 -0400 Received: by smtp.corp.redhat.com (Postfix) id 3297760478; Thu, 11 Oct 2018 22:27:53 +0000 (UTC) Delivered-To: dm-devel@redhat.com Received: from mx1.redhat.com (ext-mx01.extmail.prod.ext.phx2.redhat.com [10.5.110.25]) by smtp.corp.redhat.com (Postfix) with ESMTPS id A904760190; Thu, 11 Oct 2018 22:27:50 +0000 (UTC) Received: from smtp2.provo.novell.com (smtp2.provo.novell.com [137.65.250.81]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 8512D7F3E1; Thu, 11 Oct 2018 22:27:49 +0000 (UTC) Received: from apollon.suse.de.de (prv-ext-foundry1int.gns.novell.com [137.65.251.240]) by smtp2.provo.novell.com with ESMTP (TLS encrypted); Thu, 11 Oct 2018 16:27:46 -0600 From: Martin Wilck To: Christophe Varoqui Date: Fri, 12 Oct 2018 00:26:47 +0200 Message-Id: <20181011222707.3631-2-mwilck@suse.com> In-Reply-To: <20181011222707.3631-1-mwilck@suse.com> References: <20181011222707.3631-1-mwilck@suse.com> MIME-Version: 1.0 X-Greylist: Sender passed SPF test, Sender IP whitelisted by DNSRBL, ACL 216 matched, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Thu, 11 Oct 2018 22:27:50 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Thu, 11 Oct 2018 22:27:50 +0000 (UTC) for IP:'137.65.250.81' DOMAIN:'smtp2.provo.novell.com' HELO:'smtp2.provo.novell.com' FROM:'mwilck@suse.com' RCPT:'' X-RedHat-Spam-Score: -2.301 (RCVD_IN_DNSWL_MED, SPF_PASS) 137.65.250.81 smtp2.provo.novell.com 137.65.250.81 smtp2.provo.novell.com X-Scanned-By: MIMEDefang 2.83 on 10.5.110.25 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-loop: dm-devel@redhat.com Cc: dm-devel@redhat.com, Martin Wilck Subject: [dm-devel] [PATCH 01/21] libmultipath: fix use of uninitialized memory in write() X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.47]); Thu, 11 Oct 2018 22:27:57 +0000 (UTC) X-Virus-Scanned: ClamAV using ClamSMTP valgrind complained about this. Signed-off-by: Martin Wilck Reviewed-by: Benjamin Marzinski --- libmultipath/discovery.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libmultipath/discovery.c b/libmultipath/discovery.c index 873035e5..3550c3a7 100644 --- a/libmultipath/discovery.c +++ b/libmultipath/discovery.c @@ -661,7 +661,7 @@ sysfs_set_session_tmo(struct multipath *mpp, struct path *pp) } else { snprintf(value, 11, "%u", mpp->fast_io_fail); if (sysfs_attr_set_value(session_dev, "recovery_tmo", - value, 11) <= 0) { + value, strlen(value)) <= 0) { condlog(3, "%s: Failed to set recovery_tmo, " " error %d", pp->dev, errno); } @@ -693,7 +693,7 @@ sysfs_set_nexus_loss_tmo(struct multipath *mpp, struct path *pp) if (mpp->dev_loss) { snprintf(value, 11, "%u", mpp->dev_loss); if (sysfs_attr_set_value(sas_dev, "I_T_nexus_loss_timeout", - value, 11) <= 0) + value, strlen(value)) <= 0) condlog(3, "%s: failed to update " "I_T Nexus loss timeout, error %d", pp->dev, errno);