From patchwork Tue May 3 17:59:16 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jesse Barnes X-Patchwork-Id: 751052 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by demeter2.kernel.org (8.14.4/8.14.3) with ESMTP id p43IE5gd027793 for ; Tue, 3 May 2011 18:14:25 GMT Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 60A159EC2F for ; Tue, 3 May 2011 11:14:05 -0700 (PDT) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from oproxy7-pub.bluehost.com (oproxy7-pub.bluehost.com [67.222.55.9]) by gabe.freedesktop.org (Postfix) with SMTP id A87A79F06F for ; Tue, 3 May 2011 11:06:09 -0700 (PDT) Received: (qmail 22756 invoked by uid 0); 3 May 2011 17:59:29 -0000 Received: from unknown (HELO box514.bluehost.com) (74.220.219.114) by oproxy7.bluehost.com with SMTP; 3 May 2011 17:59:29 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=default; d=virtuousgeek.org; h=Received:From:To:Cc:Subject:Date:Message-Id:X-Mailer:In-Reply-To:References:X-Identified-User; b=o5LLnObQab0w6Q3teP+IDSBQT7OHZeVquugI4BLmMWlzZp3eMm7AX2AT03qRFD5asuhV21voaATaeoRymJrYam1Qz7eWoyjbVxAERy2DF1//IUwF8iX+l7rLW2do0K55; Received: from c-67-161-37-189.hsd1.ca.comcast.net ([67.161.37.189] helo=localhost.localdomain) by box514.bluehost.com with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.69) (envelope-from ) id 1QHJse-0004gv-Ce; Tue, 03 May 2011 11:59:28 -0600 From: Jesse Barnes To: dri-devel@lists.freedesktop.org, xorg-devel@lists.freedesktop.org, mesa-dev@lists.freedesktop.org Subject: [PATCH 3/5] GLX: don't crash when indirect clients try to set an event mask Date: Tue, 3 May 2011 10:59:16 -0700 Message-Id: <1304445561-9910-4-git-send-email-jbarnes@virtuousgeek.org> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1304445561-9910-1-git-send-email-jbarnes@virtuousgeek.org> References: <1304445561-9910-1-git-send-email-jbarnes@virtuousgeek.org> X-Identified-User: {10642:box514.bluehost.com:virtuous:virtuousgeek.org} {sentby:smtp auth 67.161.37.189 authed with jbarnes@virtuousgeek.org} X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.11 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: dri-devel-bounces+patchwork-dri-devel=patchwork.kernel.org@lists.freedesktop.org Errors-To: dri-devel-bounces+patchwork-dri-devel=patchwork.kernel.org@lists.freedesktop.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter2.kernel.org [140.211.167.43]); Tue, 03 May 2011 18:14:25 +0000 (UTC) After sending the GLXChangeDrawableAttributes request, we also set a local set of attributes on the DRI drawable. But in the indirect case this array won't be present, so skip the setting in that case to avoid a crash. Signed-off-by: Jesse Barnes --- src/glx/glx_pbuffer.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/src/glx/glx_pbuffer.c b/src/glx/glx_pbuffer.c index 5f91bc6..ec54f1e 100644 --- a/src/glx/glx_pbuffer.c +++ b/src/glx/glx_pbuffer.c @@ -137,6 +137,9 @@ ChangeDrawableAttribute(Display * dpy, GLXDrawable drawable, #ifdef GLX_DIRECT_RENDERING pdraw = GetGLXDRIDrawable(dpy, drawable); + if (!pdraw) + return; + for (i = 0; i < num_attribs; i++) { switch(attribs[i * 2]) { case GLX_EVENT_MASK: