From patchwork Thu Jul 2 11:09:14 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 1321295 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=ddQSq8FG; 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 49yFwR5jFvz9sR4 for ; Thu, 2 Jul 2020 21:19:03 +1000 (AEST) Received: from localhost ([::1]:33286 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jqxF7-0004V6-AY for incoming@patchwork.ozlabs.org; Thu, 02 Jul 2020 07:19:01 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:52596) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jqx6D-0006kL-GU for qemu-devel@nongnu.org; Thu, 02 Jul 2020 07:09:49 -0400 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:41909 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 1jqx66-000109-WE for qemu-devel@nongnu.org; Thu, 02 Jul 2020 07:09:49 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1593688182; 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=Hepkkw8MHXhCsoSbYR8nMvnl97prfWhCF+s6hsSeYA8=; b=ddQSq8FGnPOE39tN9ypSvcT4dqMeIIyYHbxt0L/wC7Q2K3paBg8iKUM5Yoolu39cgl6J31 zyOVS54qsITubV0RrzWzCiBu/wT3H+XtHo9QB33dYAFPJMLzmIOgwahqkwPUwhDl6sMsDp nVyuNgavdbnwo/iZLiLqzirNaX3etKk= 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-231-58SKZQMwMc-DUEjUnmR1dg-1; Thu, 02 Jul 2020 07:09:38 -0400 X-MC-Unique: 58SKZQMwMc-DUEjUnmR1dg-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 D377DBFC0; Thu, 2 Jul 2020 11:09:36 +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 8119073FD4; Thu, 2 Jul 2020 11:09:36 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id C55751138477; Thu, 2 Jul 2020 13:09:31 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PULL 11/28] sd/milkymist-memcard: Plug minor memory leak in realize Date: Thu, 2 Jul 2020 13:09:14 +0200 Message-Id: <20200702110931.2953148-12-armbru@redhat.com> In-Reply-To: <20200702110931.2953148-1-armbru@redhat.com> References: <20200702110931.2953148-1-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 Received-SPF: pass client-ip=207.211.31.120; envelope-from=armbru@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 03:23:40 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: Michael Walle , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , =?utf-8?q?Phil?= =?utf-8?q?ippe_Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" milkymist_memcard_realize() leaks an Error object when realization of its "sd-card" device fails. Quite harmless, since we only ever realize this once, in milkymist_init() via milkymist_memcard_create(). Plug the leak. Fixes: 3d0369ba499866cc6a839f71212d97876500762d Cc: Philippe Mathieu-Daudé Cc: Michael Walle Signed-off-by: Markus Armbruster Message-Id: <20200630090351.1247703-10-armbru@redhat.com> Reviewed-by: Philippe Mathieu-Daudé --- hw/sd/milkymist-memcard.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/hw/sd/milkymist-memcard.c b/hw/sd/milkymist-memcard.c index 482e97191e..afdb8aa0c0 100644 --- a/hw/sd/milkymist-memcard.c +++ b/hw/sd/milkymist-memcard.c @@ -280,9 +280,8 @@ static void milkymist_memcard_realize(DeviceState *dev, Error **errp) blk = dinfo ? blk_by_legacy_dinfo(dinfo) : NULL; carddev = qdev_new(TYPE_SD_CARD); qdev_prop_set_drive(carddev, "drive", blk); - qdev_realize_and_unref(carddev, BUS(&s->sdbus), &err); - if (err) { - error_setg(errp, "failed to init SD card: %s", error_get_pretty(err)); + if (!qdev_realize_and_unref(carddev, BUS(&s->sdbus), &err)) { + error_propagate_prepend(errp, err, "failed to init SD card: %s"); return; } s->enabled = blk && blk_is_inserted(blk);