From nobody Tue Feb 10 13:36:12 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 163338258324075.41977627517974; Mon, 4 Oct 2021 14:23:03 -0700 (PDT) Received: from localhost ([::1]:43788 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mXVQM-00059G-4S for importer@patchew.org; Mon, 04 Oct 2021 17:23:02 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56776) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mXVNE-0001MV-Ff for qemu-devel@nongnu.org; Mon, 04 Oct 2021 17:19:49 -0400 Received: from mail.ilande.co.uk ([2001:41c9:1:41f::167]:35836 helo=mail.default.ilande.bv.iomart.io) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mXVND-0001yA-2o for qemu-devel@nongnu.org; Mon, 04 Oct 2021 17:19:48 -0400 Received: from [2a00:23c4:8b9d:4100:5d98:71b5:90ca:dad1] (helo=kentang.home) by mail.default.ilande.bv.iomart.io with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mXVMx-0008kv-PB; Mon, 04 Oct 2021 22:19:36 +0100 From: Mark Cave-Ayland To: qemu-devel@nongnu.org, laurent@vivier.eu Date: Mon, 4 Oct 2021 22:19:18 +0100 Message-Id: <20211004211928.15803-3-mark.cave-ayland@ilande.co.uk> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20211004211928.15803-1-mark.cave-ayland@ilande.co.uk> References: <20211004211928.15803-1-mark.cave-ayland@ilande.co.uk> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-SA-Exim-Connect-IP: 2a00:23c4:8b9d:4100:5d98:71b5:90ca:dad1 X-SA-Exim-Mail-From: mark.cave-ayland@ilande.co.uk Subject: [PATCH v2 02/12] macfb: fix invalid object reference in macfb_common_realize() X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on mail.default.ilande.bv.iomart.io) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2001:41c9:1:41f::167; envelope-from=mark.cave-ayland@ilande.co.uk; helo=mail.default.ilande.bv.iomart.io X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZM-MESSAGEID: 1633382585103100001 During realize memory_region_init_ram_nomigrate() is used to initialise the= RAM memory region used for the framebuffer but the owner object reference is incorrect since MacFbState is a typedef and not a QOM type. Change the memory region owner to be the corresponding DeviceState to fix t= he issue and prevent random crashes during macfb_common_realize(). Signed-off-by: Mark Cave-Ayland Fixes: 8ac919a0654 ("hw/m68k: add Nubus macfb video card") Reviewed-by: BALATON Zoltan Reviewed-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Laurent Vivier --- hw/display/macfb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/display/macfb.c b/hw/display/macfb.c index 2ec25c5d6f..b363bab889 100644 --- a/hw/display/macfb.c +++ b/hw/display/macfb.c @@ -365,7 +365,7 @@ static bool macfb_common_realize(DeviceState *dev, Macf= bState *s, Error **errp) memory_region_init_io(&s->mem_ctrl, OBJECT(dev), &macfb_ctrl_ops, s, "macfb-ctrl", 0x1000); =20 - memory_region_init_ram_nomigrate(&s->mem_vram, OBJECT(s), "macfb-vram", + memory_region_init_ram_nomigrate(&s->mem_vram, OBJECT(dev), "macfb-vra= m", MACFB_VRAM_SIZE, &error_abort); s->vram =3D memory_region_get_ram_ptr(&s->mem_vram); s->vram_bit_mask =3D MACFB_VRAM_SIZE - 1; --=20 2.20.1