From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: 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 A1E40C47BC4 for ; Tue, 6 Jan 2026 08:38:37 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 38B6B10E4B3; Tue, 6 Jan 2026 08:38:37 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="jb3K29AZ"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.17]) by gabe.freedesktop.org (Postfix) with ESMTPS id F15A710E4B3 for ; Tue, 6 Jan 2026 08:38:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1767688716; x=1799224716; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=hOod1jjlh/0dtO4rhC/RM/7XF1hCynuwv/cpXPT/nFI=; b=jb3K29AZf703F3jYHT9w2iZp7SI9e23fOzHoYH4zaOjWTQs0T3D3+xUf 1+T4WKcJ/crKw1raBdfrdyVb3auWBngfTnGZaqbQVRvd0zyqAB96LreGB fzr3T+JGweqxzACA3Z+7YOvgu+Vu4IiwVZhHI20tAauA4MHpt5MAxCOdS LXbdbTTsReow/WEUjBCl8LdUlgDzzd9/6P+3oAqs5pj9vIlg8DyudGfKZ 90IGlWlikQwrseVkKICvZx9FT+xLt8UOzIWM1JfBAAlI6ifZ3pLzX/PKO jzbx1TcCRTYB3DBHi17YeUkxQYBeiVYdZ4KlNgC68ZhSbWh/4rlFtu6he g==; X-CSE-ConnectionGUID: lOZlEbqJTKWlKa+Dp/HD+w== X-CSE-MsgGUID: a+PHYEbZTty+ikhnm9A3/g== X-IronPort-AV: E=McAfee;i="6800,10657,11662"; a="68959465" X-IronPort-AV: E=Sophos;i="6.21,204,1763452800"; d="scan'208";a="68959465" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jan 2026 00:38:36 -0800 X-CSE-ConnectionGUID: EsVrX0UMQnaTJyenOAf0HA== X-CSE-MsgGUID: 7elxzEN3TUqcblIgk6XQ/A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,204,1763452800"; d="scan'208";a="207072465" Received: from pranay-x299-aorus-gaming-3-pro.iind.intel.com ([10.223.74.54]) by fmviesa005.fm.intel.com with ESMTP; 06 Jan 2026 00:38:34 -0800 From: Pranay Samala To: igt-dev@lists.freedesktop.org Cc: karthik.b.s@intel.com, sameer.lattannavar@intel.com, pranay.samala@intel.com Subject: [PATCH i-g-t] Avoid crash from uninitialized pipe_crc pointer Date: Tue, 6 Jan 2026 14:19:06 +0530 Message-Id: <20260106084906.31185-1-pranay.samala@intel.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: igt-dev@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development mailing list for IGT GPU Tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" The data_t structure was not initialized, leaving pipe_crc with an undefined value on first use and could result in freeing an invalid pointer. Initialize data_t to zero so pipe_crc starts as NULL and the cleanup path safely manages the CRC object. Signed-off-by: Pranay Samala --- tests/intel/kms_fb_coherency.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tests/intel/kms_fb_coherency.c b/tests/intel/kms_fb_coherency.c index 59bc29d19..ca915bc16 100644 --- a/tests/intel/kms_fb_coherency.c +++ b/tests/intel/kms_fb_coherency.c @@ -238,7 +238,7 @@ static void select_valid_pipe_output_combo(data_t *data) int igt_main() { - data_t data; + data_t data = { 0 }; igt_fixture() { data.drm_fd = drm_open_driver_master(DRIVER_INTEL | DRIVER_XE); -- 2.34.1