From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fengguang Wu Subject: [radeon-alex:drm-next-3.12-wip 31/90] WARNING: kfree(NULL) is safe this check is probably not required Date: Fri, 23 Aug 2013 07:43:11 +0800 Message-ID: <20130822234311.GB14463@localhost> References: <52163013.TL5RMI4ybbr4q9xC%fengguang.wu@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga03.intel.com (mga03.intel.com [143.182.124.21]) by gabe.freedesktop.org (Postfix) with ESMTP id 831A3E5FAA for ; Thu, 22 Aug 2013 16:43:12 -0700 (PDT) Content-Disposition: inline In-Reply-To: <52163013.TL5RMI4ybbr4q9xC%fengguang.wu@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: Alex Deucher Cc: kbuild-all@01.org, dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org Hi Alex, FYI, there are new warnings show up in tree: git://people.freedesktop.org/~agd5f/linux.git drm-next-3.12-wip head: 21419df38d4ba010b1ea80e2f91b853c8c3de7e5 commit: 38306848032ac045ac5a5f3145271bc01176883e [31/90] drm/radeon/dpm: add support for parsing the atom powertune table scripts/checkpatch.pl 0001-drm-radeon-dpm-add-support-for-parsing-the-atom-powe.patch WARNING: kfree(NULL) is safe this check is probably not required #73: drivers/gpu/drm/radeon/r600_dpm.c:1079: + if (rdev->pm.dpm.dyn_state.cac_tdp_table) + kfree(rdev->pm.dpm.dyn_state.cac_tdp_table); The warning also shows up in many of the follow up patches. [radeon-alex:drm-next-3.12-wip 32/90] WARNING: kfree(NULL) is safe [radeon-alex:drm-next-3.12-wip 35/90] WARNING: kfree(NULL) is safe [radeon-alex:drm-next-3.12-wip 36/90] WARNING: kfree(NULL) is safe [radeon-alex:drm-next-3.12-wip 38/90] WARNING: kfree(NULL) is safe [radeon-alex:drm-next-3.12-wip 39/90] WARNING: kfree(NULL) is safe --- 0-DAY kernel build testing backend Open Source Technology Center http://lists.01.org/mailman/listinfo/kbuild Intel Corporation