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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 9FA16C83F17 for ; Wed, 23 Jul 2025 13:36:54 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ueZdN-0006kC-Om; Wed, 23 Jul 2025 09:35:49 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ueZao-0005rU-20 for qemu-devel@nongnu.org; Wed, 23 Jul 2025 09:33:12 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ueZal-0003Zp-On for qemu-devel@nongnu.org; Wed, 23 Jul 2025 09:33:09 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1753277586; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=4FODRQNCnTMr2DNYg0zQMcKWGKTJnag5io3LmsuPTNg=; b=MqA9LuTlr/Z1Guaf0BByylS2ci9XBw2SsxYE6dBnHL4/1GZfgLgkpLzQzKX7EjVIxpGEqE K4mgSbXysMiyyP4CozOXSntOfYrQ9//ozmUa6vOixJSuUDnLd1EAm7cIDQUXgv0GynbUFn rLzzOfX+F8jIeTKJHh82upAJYR+9Bk4= Received: from mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-137-QfZDVVgkOnKkk2K_SAoO4A-1; Wed, 23 Jul 2025 09:33:02 -0400 X-MC-Unique: QfZDVVgkOnKkk2K_SAoO4A-1 X-Mimecast-MFC-AGG-ID: QfZDVVgkOnKkk2K_SAoO4A_1753277581 Received: from mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.15]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 253961944D04; Wed, 23 Jul 2025 13:33:01 +0000 (UTC) Received: from blackfin.pond.sub.org (unknown [10.45.242.2]) by mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id CEC3C19560A0; Wed, 23 Jul 2025 13:33:00 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 079A521E6925; Wed, 23 Jul 2025 15:32:58 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Cc: pbonzini@redhat.com, mtosatti@redhat.com, kvm@vger.kernel.org, aharivel@redhat.com Subject: [PATCH 2/2] vfio scsi ui: Error-check qio_channel_socket_connect_sync() the same way Date: Wed, 23 Jul 2025 15:32:57 +0200 Message-ID: <20250723133257.1497640-3-armbru@redhat.com> In-Reply-To: <20250723133257.1497640-1-armbru@redhat.com> References: <20250723133257.1497640-1-armbru@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.0 on 10.30.177.15 Received-SPF: pass client-ip=170.10.129.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -24 X-Spam_score: -2.5 X-Spam_bar: -- X-Spam_report: (-2.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.377, 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_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org qio_channel_socket_connect_sync() returns 0 on success, and -1 on failure, with errp set. Some callers check the return value, and some check whether errp was set. For consistency, always check the return value, and always check it's negative. Signed-off-by: Markus Armbruster --- hw/vfio-user/proxy.c | 2 +- scsi/pr-manager-helper.c | 9 ++------- ui/input-barrier.c | 5 +---- 3 files changed, 4 insertions(+), 12 deletions(-) diff --git a/hw/vfio-user/proxy.c b/hw/vfio-user/proxy.c index 2275d3fe39..2c03d49f97 100644 --- a/hw/vfio-user/proxy.c +++ b/hw/vfio-user/proxy.c @@ -885,7 +885,7 @@ VFIOUserProxy *vfio_user_connect_dev(SocketAddress *addr, Error **errp) sioc = qio_channel_socket_new(); ioc = QIO_CHANNEL(sioc); - if (qio_channel_socket_connect_sync(sioc, addr, errp)) { + if (qio_channel_socket_connect_sync(sioc, addr, errp) < 0) { object_unref(OBJECT(ioc)); return NULL; } diff --git a/scsi/pr-manager-helper.c b/scsi/pr-manager-helper.c index 6b86f01b01..aea751fb04 100644 --- a/scsi/pr-manager-helper.c +++ b/scsi/pr-manager-helper.c @@ -105,20 +105,15 @@ static int pr_manager_helper_initialize(PRManagerHelper *pr_mgr, .u.q_unix.path = path }; QIOChannelSocket *sioc = qio_channel_socket_new(); - Error *local_err = NULL; - uint32_t flags; int r; assert(!pr_mgr->ioc); qio_channel_set_name(QIO_CHANNEL(sioc), "pr-manager-helper"); - qio_channel_socket_connect_sync(sioc, - &saddr, - &local_err); + r = qio_channel_socket_connect_sync(sioc, &saddr, errp); g_free(path); - if (local_err) { + if (r < 0) { object_unref(OBJECT(sioc)); - error_propagate(errp, local_err); return -ENOTCONN; } diff --git a/ui/input-barrier.c b/ui/input-barrier.c index 9793258aac..0a2198ca50 100644 --- a/ui/input-barrier.c +++ b/ui/input-barrier.c @@ -490,7 +490,6 @@ static gboolean input_barrier_event(QIOChannel *ioc G_GNUC_UNUSED, static void input_barrier_complete(UserCreatable *uc, Error **errp) { InputBarrier *ib = INPUT_BARRIER(uc); - Error *local_err = NULL; if (!ib->name) { error_setg(errp, QERR_MISSING_PARAMETER, "name"); @@ -506,9 +505,7 @@ static void input_barrier_complete(UserCreatable *uc, Error **errp) ib->sioc = qio_channel_socket_new(); qio_channel_set_name(QIO_CHANNEL(ib->sioc), "barrier-client"); - qio_channel_socket_connect_sync(ib->sioc, &ib->saddr, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (qio_channel_socket_connect_sync(ib->sioc, &ib->saddr, errp) < 0) { return; } -- 2.49.0