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 56519C43458 for ; Wed, 1 Jul 2026 14:31:19 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B792710E5CD; Wed, 1 Jul 2026 14:31:18 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="jIq/Onj+"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.11]) by gabe.freedesktop.org (Postfix) with ESMTPS id 25FF110E4C1 for ; Wed, 1 Jul 2026 14:31:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1782916277; x=1814452277; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=Hz1Mgg9oMRCWopbV+9hgoxGte1BihnXtyhFtydMHWVk=; b=jIq/Onj+kALBS5I6yu1IjoutsiWsza3Y6JR5+HniI+6nFApzJj1ssW7L tpiJnUKPAYS417GJxQzyN1oFs7E8MLEgaGjh8NwPXG2bQHk51LBrCoglM bAc5SjU0Zzxb5O7r80HcjVuBI/X/D1oAdtknLticjxNMl7sJXBsY3W2iT ZvN9ofc+9Q9Zkxf2aWZid/WTyQDMYA1ZZod6R8Wi6JlatZesN06A7dVX/ Ao4WfMBAuLz15q5VtbQp5xP2EY4ptkB7EF/saUZA+5V5uZeDamwBPc9W+ CdxqR/PEqw12vXYiM5fvzumA7wSkhQLGNCePOyj9E0+FZ88bl1W484VTx w==; X-CSE-ConnectionGUID: bAzTYvxOTWyD32sDw/SH0Q== X-CSE-MsgGUID: NQaS0jSFSEK07//5pi8XTA== X-IronPort-AV: E=McAfee;i="6800,10657,11834"; a="94249933" X-IronPort-AV: E=Sophos;i="6.25,141,1779174000"; d="scan'208";a="94249933" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by fmvoesa105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jul 2026 07:31:17 -0700 X-CSE-ConnectionGUID: us/NUwmhT2ukmNr9+9KisA== X-CSE-MsgGUID: 3Y25KWDWRpu/BiwrCGmvdQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,141,1779174000"; d="scan'208";a="253233806" Received: from osgc-sh-dragon.sh.intel.com ([10.239.81.44]) by orviesa009-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jul 2026 07:31:15 -0700 From: Jonathan Cavitt To: dri-devel@lists.freedesktop.org Cc: alex.zuo@intel.com, jonathan.cavitt@intel.com, tobias.hector@amd.com, jason@jlekstrand.net, airlied@redhat.com, chris@chris-wilson.co.uk, christian.koenig@amd.com, david1.zhou@amd.com, lionel.g.landwerlin@intel.com Subject: [PATCH] drm/syncobj: Use kmalloc_objs for chains Date: Wed, 1 Jul 2026 22:31:11 +0800 Message-ID: <20260701143111.1410442-1-jonathan.cavitt@intel.com> X-Mailer: git-send-email 2.53.0 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 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Use kmalloc_objs instead of kmalloc_array when initializing chains in drm_syncobj_timeline_signal_ioctl. Concern caught by static analysis. Suggested-by: Christian König Signed-off-by: Jonathan Cavitt Cc: Tobias Hector Cc: Jason Ekstrand Cc: Dave Airlie Cc: Chris Wilson Cc: Chunming Zhou Cc: Lionel Landwerlin --- drivers/gpu/drm/drm_syncobj.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/drm_syncobj.c b/drivers/gpu/drm/drm_syncobj.c index c9dbf64c0c9f..2fa170a29a62 100644 --- a/drivers/gpu/drm/drm_syncobj.c +++ b/drivers/gpu/drm/drm_syncobj.c @@ -1619,7 +1619,7 @@ drm_syncobj_timeline_signal_ioctl(struct drm_device *dev, void *data, goto err_points; } - chains = kmalloc_array(args->count_handles, sizeof(void *), GFP_KERNEL); + chains = kmalloc_objs(*chains, args->count_handles, GFP_KERNEL); if (!chains) { ret = -ENOMEM; goto err_points; -- 2.53.0