Message ID | 20241129042629.18280-1-ville.syrjala@linux.intel.com (mailing list archive) |
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Headers | show
Return-Path: <dri-devel-bounces@lists.freedesktop.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4BAF5D70E1A for <dri-devel@archiver.kernel.org>; Fri, 29 Nov 2024 04:26:35 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6C7C110E15C; Fri, 29 Nov 2024 04:26:34 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="gNLqFmZp"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.17]) by gabe.freedesktop.org (Postfix) with ESMTPS id 23BA210E15C; Fri, 29 Nov 2024 04:26:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1732854393; x=1764390393; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=HLdW4U2SdYyoQCXrEzfasMMcmh4pmbrrjlJvK/rfrw8=; b=gNLqFmZpGZBYkEHMelsWSd2WmiqKc+Wa37SosYa+V1rr8iuUTg0gio8S yusrHzySP2ain5hL/OyK1AXJSGCXBlsBn1iHRM8XdToez75h0GJIfIuTY RCFQPVhR7BaLTH94Cb+ZJzdbodK8unupJ1mFiTcxQnb6ILqlKaDid5RA7 ibJNNrvT6gOH24CPkdzMZKd/NK3fvCCqZ7jlCCnR1VuK5maOVaY9phdHa yco66u++fYiYzBf7pV9r/qpaROtItSbsSeNlVTJIKEDXpHzKMg36zQkSS jE0o4K26J9XX8NtvMVs8pDAJXEhZnRLld+155ah70BQkg7VB89MX9LgPy g==; X-CSE-ConnectionGUID: oB720Nh5SQW4tW77YehNSg== X-CSE-MsgGUID: onhRtcRYQwWZ0Mz3/sYlKw== X-IronPort-AV: E=McAfee;i="6700,10204,11270"; a="33028014" X-IronPort-AV: E=Sophos;i="6.12,194,1728975600"; d="scan'208";a="33028014" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Nov 2024 20:26:33 -0800 X-CSE-ConnectionGUID: LjMo3wXPQi28mouWfn80BA== X-CSE-MsgGUID: lQ4ZW8HRRFaq61kXt8VEsA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,194,1728975600"; d="scan'208";a="92567169" Received: from stinkpipe.fi.intel.com (HELO stinkbox) ([10.237.72.74]) by fmviesa008.fm.intel.com with SMTP; 28 Nov 2024 20:26:30 -0800 Received: by stinkbox (sSMTP sendmail emulation); Fri, 29 Nov 2024 06:26:29 +0200 From: Ville Syrjala <ville.syrjala@linux.intel.com> To: dri-devel@lists.freedesktop.org Cc: intel-gfx@lists.freedesktop.org Subject: [PATCH 0/2] drm/modes: Fix div-by-zero in drm_mode_vrefresh() Date: Fri, 29 Nov 2024 06:26:27 +0200 Message-ID: <20241129042629.18280-1-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.45.2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development <dri-devel.lists.freedesktop.org> List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/dri-devel>, <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe> List-Archive: <https://lists.freedesktop.org/archives/dri-devel> List-Post: <mailto:dri-devel@lists.freedesktop.org> List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help> List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/dri-devel>, <mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe> Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org> |
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drm/modes: Fix div-by-zero in drm_mode_vrefresh()
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From: Ville Syrjälä <ville.syrjala@linux.intel.com> Fix a potential div-by-zero in drm_mode_vrefresh() TODO: should probably make drm_mode_setcrtc() not even print the (potentially partially) converted mode, and instead print the original umode.. Test-with: 20241128190927.26033-1-ville.syrjala@linux.intel.com Ville Syrjälä (2): drm/modes: Avoid divide by zero harder in drm_mode_vrefresh() drm/modes: Fix drm_mode_vrefres() docs drivers/gpu/drm/drm_modes.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-)