From patchwork Tue Nov 2 22:36:32 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kim, Dongwon" X-Patchwork-Id: 1550035 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=) 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 bilbo.ozlabs.org (Postfix) with ESMTPS id 4HkQs16Y1mz9sRK for ; Wed, 3 Nov 2021 10:21:41 +1100 (AEDT) Received: from localhost ([::1]:40182 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mi363-0003At-Oi for incoming@patchwork.ozlabs.org; Tue, 02 Nov 2021 19:21:39 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:46574) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mi2lZ-00067y-Uq for qemu-devel@nongnu.org; Tue, 02 Nov 2021 19:00:29 -0400 Received: from mga05.intel.com ([192.55.52.43]:37799) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mi2lX-0004fS-1I for qemu-devel@nongnu.org; Tue, 02 Nov 2021 19:00:29 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10156"; a="317590706" X-IronPort-AV: E=Sophos;i="5.87,203,1631602800"; d="scan'208";a="317590706" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Nov 2021 16:00:16 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.87,203,1631602800"; d="scan'208";a="577405053" Received: from dongwonk-z390-aorus-ultra-intel-gfx.fm.intel.com ([10.105.129.122]) by FMSMGA003.fm.intel.com with ESMTP; 02 Nov 2021 16:00:16 -0700 From: Dongwon Kim To: qemu-devel@nongnu.org Subject: [PATCH 4/4] ui/gtk: gd_draw_event returns FALSE when no cairo surface is bound Date: Tue, 2 Nov 2021 15:36:32 -0700 Message-Id: <20211102223632.20466-4-dongwon.kim@intel.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20211102223632.20466-1-dongwon.kim@intel.com> References: <20211102133750.2s5elsswxtkfbn5y@sirius.home.kraxel.org> <20211102223632.20466-1-dongwon.kim@intel.com> MIME-Version: 1.0 Received-SPF: pass client-ip=192.55.52.43; envelope-from=dongwon.kim@intel.com; helo=mga05.intel.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, 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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Dongwon Kim , Gerd Hoffmann Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" gd_draw_event shouldn't try to repaint if surface does not exist for the VC. Cc: Gerd Hoffmann Signed-off-by: Dongwon Kim --- ui/gtk.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/ui/gtk.c b/ui/gtk.c index 8da673c18c..d2892ea6b4 100644 --- a/ui/gtk.c +++ b/ui/gtk.c @@ -778,6 +778,9 @@ static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque) if (!vc->gfx.ds) { return FALSE; } + if (!vc->gfx.surface) { + return FALSE; + } vc->gfx.dcl.update_interval = gd_monitor_update_interval(vc->window ? vc->window : s->window);