From nobody Sat Nov 1 08:16:08 2025 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.zohomail.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; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1526318582010297.363420363337; Mon, 14 May 2018 10:23:02 -0700 (PDT) Received: from localhost ([::1]:47411 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fIHBd-0004Q6-By for importer@patchew.org; Mon, 14 May 2018 13:23:01 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40509) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fIH85-0001wp-60 for qemu-devel@nongnu.org; Mon, 14 May 2018 13:19:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fIH84-0006LY-7Z for qemu-devel@nongnu.org; Mon, 14 May 2018 13:19:21 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:32824 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fIH84-0006LH-3L for qemu-devel@nongnu.org; Mon, 14 May 2018 13:19:20 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id BAEB7407049C; Mon, 14 May 2018 17:19:19 +0000 (UTC) Received: from t460.redhat.com (unknown [10.33.36.101]) by smtp.corp.redhat.com (Postfix) with ESMTP id 8A3D82024CB4; Mon, 14 May 2018 17:19:18 +0000 (UTC) From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= To: qemu-devel@nongnu.org Date: Mon, 14 May 2018 18:19:13 +0100 Message-Id: <20180514171913.17664-4-berrange@redhat.com> In-Reply-To: <20180514171913.17664-1-berrange@redhat.com> References: <20180514171913.17664-1-berrange@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.7]); Mon, 14 May 2018 17:19:19 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.7]); Mon, 14 May 2018 17:19:19 +0000 (UTC) for IP:'10.11.54.4' DOMAIN:'int-mx04.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'berrange@redhat.com' RCPT:'' Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 66.187.233.73 Subject: [Qemu-devel] [PATCH 3/3] opts: remove redundant check for NULL parameter 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: Eduardo Habkost , "Michael S. Tsirkin" , Markus Armbruster , Paolo Bonzini , Richard Henderson 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" No callers of get_opt_value() pass in a NULL for the "value" parameter, so the check is redundant. Signed-off-by: Daniel P. Berrang=C3=A9 Reviewed-by: Eduardo Habkost --- util/qemu-option.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/util/qemu-option.c b/util/qemu-option.c index 8a68bc2314..a1ff682aac 100644 --- a/util/qemu-option.c +++ b/util/qemu-option.c @@ -75,9 +75,7 @@ const char *get_opt_value(const char *p, char **value) size_t capacity =3D 0, length; const char *offset; =20 - if (value) { - *value =3D NULL; - } + *value =3D NULL; while (1) { offset =3D strchr(p, ','); if (!offset) { @@ -88,11 +86,9 @@ const char *get_opt_value(const char *p, char **value) if (*offset !=3D '\0' && *(offset + 1) =3D=3D ',') { length++; } - if (value) { - *value =3D g_renew(char, *value, capacity + length + 1); - strncpy(*value + capacity, p, length); - (*value)[capacity + length] =3D '\0'; - } + *value =3D g_renew(char, *value, capacity + length + 1); + strncpy(*value + capacity, p, length); + (*value)[capacity + length] =3D '\0'; capacity +=3D length; if (*offset =3D=3D '\0' || *(offset + 1) !=3D ',') { --=20 2.17.0