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 X-Spam-Level: X-Spam-Status: No, score=-6.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9D77CC433E0 for ; Mon, 6 Jul 2020 08:11:40 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 676FD2073E for ; Mon, 6 Jul 2020 08:11:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="K7j6/FJS" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 676FD2073E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:51824 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jsMDz-00049v-K5 for qemu-devel@archiver.kernel.org; Mon, 06 Jul 2020 04:11:39 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56704) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jsMCR-0001cn-FP for qemu-devel@nongnu.org; Mon, 06 Jul 2020 04:10:03 -0400 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:24602 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 1jsMCL-0003BN-1h for qemu-devel@nongnu.org; Mon, 06 Jul 2020 04:10:02 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1594022996; 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=5FySQseChNG03nnFnVbpbZzFh2Mcq/z2Y2mYUUMlrbQ=; b=K7j6/FJSD9+aEokadtecW1Yk0jr19+uBl1m62yTz4l4Pu7JB3/r0dsZvFRdke+vJ6Nh34h DNudyV7ZnhDDCKKRnMC4Th3d0+pz3/9u2xPO2IwPhY+0SOUyQt3NCrE+r8X8BD58P9z0/E nBmvOnRrWmv5J+VaYdDvgI4+8ELAfwE= 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-338-AZ9F0_UlNy6hmXQa9Vgozg-1; Mon, 06 Jul 2020 04:09:54 -0400 X-MC-Unique: AZ9F0_UlNy6hmXQa9Vgozg-1 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 mimecast-mx01.redhat.com (Postfix) with ESMTPS id 90A0E10059A8; Mon, 6 Jul 2020 08:09:52 +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 2933273FE5; Mon, 6 Jul 2020 08:09:52 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id AC01C11385FA; Mon, 6 Jul 2020 10:09:50 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH v3 04/44] macio: Tidy up error handling in macio_newworld_realize() Date: Mon, 6 Jul 2020 10:09:10 +0200 Message-Id: <20200706080950.403087-5-armbru@redhat.com> In-Reply-To: <20200706080950.403087-1-armbru@redhat.com> References: <20200706080950.403087-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 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 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 8bit 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 = 2020/07/06 01:22:37 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 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_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN 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: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, Mark Cave-Ayland , groug@kaod.org, pbonzini@redhat.com, David Gibson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" macio_newworld_realize() effectively ignores ns->gpio realization errors, leaking the Error object. Fortunately, macio_gpio_realize() can't actually fail. Tidy up. Cc: Mark Cave-Ayland Cc: David Gibson Signed-off-by: Markus Armbruster Reviewed-by: Eric Blake Acked-by: David Gibson Reviewed-by: Vladimir Sementsov-Ogievskiy --- hw/misc/macio/macio.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/hw/misc/macio/macio.c b/hw/misc/macio/macio.c index 42414797e2..be66bb7758 100644 --- a/hw/misc/macio/macio.c +++ b/hw/misc/macio/macio.c @@ -334,7 +334,9 @@ static void macio_newworld_realize(PCIDevice *d, Error **errp) &error_abort); memory_region_add_subregion(&s->bar, 0x50, sysbus_mmio_get_region(sysbus_dev, 0)); - qdev_realize(DEVICE(&ns->gpio), BUS(&s->macio_bus), &err); + if (!qdev_realize(DEVICE(&ns->gpio), BUS(&s->macio_bus), errp)) { + return; + } /* PMU */ object_initialize_child(OBJECT(s), "pmu", &s->pmu, TYPE_VIA_PMU); -- 2.26.2