From patchwork Wed May 22 13:47:23 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 1103350 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 458DZM2CcNz9s1c for ; Wed, 22 May 2019 23:51:39 +1000 (AEST) Received: from localhost ([127.0.0.1]:43703 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hTReb-0001I4-97 for incoming@patchwork.ozlabs.org; Wed, 22 May 2019 09:51:37 -0400 Received: from eggs.gnu.org ([209.51.188.92]:43452) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hTRac-0006sF-AC for qemu-devel@nongnu.org; Wed, 22 May 2019 09:47:31 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hTRab-0002ap-7l for qemu-devel@nongnu.org; Wed, 22 May 2019 09:47:30 -0400 Received: from mx1.redhat.com ([209.132.183.28]:39210) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hTRab-0002aE-0w for qemu-devel@nongnu.org; Wed, 22 May 2019 09:47:29 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 5B36330C1AF9 for ; Wed, 22 May 2019 13:47:28 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-116-28.ams2.redhat.com [10.36.116.28]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 2DC9A5426D for ; Wed, 22 May 2019 13:47:28 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id D2BC51132BD3; Wed, 22 May 2019 15:47:26 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Date: Wed, 22 May 2019 15:47:23 +0200 Message-Id: <20190522134726.19225-3-armbru@redhat.com> In-Reply-To: <20190522134726.19225-1-armbru@redhat.com> References: <20190522134726.19225-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.40]); Wed, 22 May 2019 13:47:28 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 2/5] tests/vhost-user-bridge: Fix misuse of isdigit() 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: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" vubr_set_host() passes char values to isdigit(). Undefined behavior when the value is negative. Fix by using qemu_isdigit() instead. Signed-off-by: Markus Armbruster Message-Id: <20190514180311.16028-3-armbru@redhat.com> Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Thomas Huth [Missing #include "qemu-common.h" fixed] --- tests/vhost-user-bridge.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/tests/vhost-user-bridge.c b/tests/vhost-user-bridge.c index 0033b61f2e..5b771de7a3 100644 --- a/tests/vhost-user-bridge.c +++ b/tests/vhost-user-bridge.c @@ -30,6 +30,7 @@ #define _FILE_OFFSET_BITS 64 #include "qemu/osdep.h" +#include "qemu-common.h" #include "qemu/atomic.h" #include "qemu/iov.h" #include "standard-headers/linux/virtio_net.h" @@ -645,7 +646,7 @@ vubr_host_notifier_setup(VubrDev *dev) static void vubr_set_host(struct sockaddr_in *saddr, const char *host) { - if (isdigit(host[0])) { + if (qemu_isdigit(host[0])) { if (!inet_aton(host, &saddr->sin_addr)) { fprintf(stderr, "inet_aton() failed.\n"); exit(1);