From patchwork Tue Jul 7 21:24:20 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 1325556 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) 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 Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=H91TtOn2; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4B2Ckz6LG5z9sQt for ; Thu, 9 Jul 2020 07:54:35 +1000 (AEST) Received: from localhost ([::1]:37644 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jtI1R-0006tF-DJ for incoming@patchwork.ozlabs.org; Wed, 08 Jul 2020 17:54:33 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:35642) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jtHgh-0006pX-H4 for qemu-devel@nongnu.org; Wed, 08 Jul 2020 17:33:07 -0400 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:30223 helo=us-smtp-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1jtHgg-0002mb-3J for qemu-devel@nongnu.org; Wed, 08 Jul 2020 17:33:07 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1594243984; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=YiLPYp1sEs9XnIGPixoR+PI+DF0cIKbikqe4x2SJFVs=; b=H91TtOn254V9hIsgUk4cIBzWU5oNQHRl0bo8REH81l7CfLUzfrh+I1KYOHRhyJYerqV4M+ /5bfY1TvYlRqfSZye0bw9ADovBQgN/RXdi2lGWCh95cQgrqMSbReDizdjsCjLdJNjb19T6 S1uOawyb56V5CTDdi6n2Ob28XFpX340= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-313-16pv9xpEPzOAWHAlwKlJDw-1; Tue, 07 Jul 2020 17:25:15 -0400 X-MC-Unique: 16pv9xpEPzOAWHAlwKlJDw-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 4A71D87950B; Tue, 7 Jul 2020 21:25:14 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-143.ams2.redhat.com [10.36.112.143]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 1AEEA5C1D0; Tue, 7 Jul 2020 21:25:14 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id E6D2B112FB79; Tue, 7 Jul 2020 23:25:03 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PULL 10/53] qemu-option: Simplify around find_default_by_name() Date: Tue, 7 Jul 2020 23:24:20 +0200 Message-Id: <20200707212503.1495927-11-armbru@redhat.com> In-Reply-To: <20200707212503.1495927-1-armbru@redhat.com> References: <20200707212503.1495927-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=armbru@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.120; envelope-from=armbru@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/07 17:25:11 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -40 X-Spam_score: -4.1 X-Spam_bar: ---- X-Spam_report: (-4.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Vladimir Sementsov-Ogievskiy , Greg Kurz Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Markus Armbruster Reviewed-by: Eric Blake Reviewed-by: Vladimir Sementsov-Ogievskiy Message-Id: <20200707160613.848843-11-armbru@redhat.com> Reviewed-by: Greg Kurz --- util/qemu-option.c | 18 +++++------------- 1 file changed, 5 insertions(+), 13 deletions(-) diff --git a/util/qemu-option.c b/util/qemu-option.c index 14e211ddd8..e7b540a21b 100644 --- a/util/qemu-option.c +++ b/util/qemu-option.c @@ -277,7 +277,6 @@ static void qemu_opt_del_all(QemuOpts *opts, const char *name) const char *qemu_opt_get(QemuOpts *opts, const char *name) { QemuOpt *opt; - const char *def_val; if (opts == NULL) { return NULL; @@ -285,12 +284,10 @@ const char *qemu_opt_get(QemuOpts *opts, const char *name) opt = qemu_opt_find(opts, name); if (!opt) { - def_val = find_default_by_name(opts, name); - if (def_val) { - return def_val; - } + return find_default_by_name(opts, name); } - return opt ? opt->str : NULL; + + return opt->str; } void qemu_opt_iter_init(QemuOptsIter *iter, QemuOpts *opts, const char *name) @@ -319,8 +316,7 @@ const char *qemu_opt_iter_next(QemuOptsIter *iter) char *qemu_opt_get_del(QemuOpts *opts, const char *name) { QemuOpt *opt; - const char *def_val; - char *str = NULL; + char *str; if (opts == NULL) { return NULL; @@ -328,11 +324,7 @@ char *qemu_opt_get_del(QemuOpts *opts, const char *name) opt = qemu_opt_find(opts, name); if (!opt) { - def_val = find_default_by_name(opts, name); - if (def_val) { - str = g_strdup(def_val); - } - return str; + return g_strdup(find_default_by_name(opts, name)); } str = opt->str; opt->str = NULL;