From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752195AbeA1SvJ (ORCPT ); Sun, 28 Jan 2018 13:51:09 -0500 Received: from mga12.intel.com ([192.55.52.136]:10963 "EHLO mga12.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752018AbeA1SvH (ORCPT ); Sun, 28 Jan 2018 13:51:07 -0500 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.46,427,1511856000"; d="scan'208";a="14996074" Date: Mon, 29 Jan 2018 02:50:10 +0800 From: kbuild test robot To: Anand Jain Cc: kbuild-all@01.org, David Sterba , Chris Mason , Chris Mason , Josef Bacik , linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] btrfs: fix err_cast.cocci warnings Message-ID: <20180128185010.GA26805@intel17.lkp.intel.com> References: <201801290206.Wy8wLcdm%fengguang.wu@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <201801290206.Wy8wLcdm%fengguang.wu@intel.com> User-Agent: Mutt/1.5.23 (2014-03-12) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: fengguang.wu@intel.com X-SA-Exim-Scanned: No (on bee); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Fengguang Wu fs/btrfs/volumes.c:742:10-17: WARNING: ERR_CAST can be used with fs_devices Use ERR_CAST inlined function instead of ERR_PTR(PTR_ERR(...)) Generated by: scripts/coccinelle/api/err_cast.cocci Fixes: bf155c98d312 ("btrfs: get device pointer from device_list_add()") CC: Anand Jain Signed-off-by: Fengguang Wu --- volumes.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -739,7 +739,7 @@ static noinline struct btrfs_device *dev if (!fs_devices) { fs_devices = alloc_fs_devices(disk_super->fsid); if (IS_ERR(fs_devices)) - return ERR_PTR(PTR_ERR(fs_devices)); + return ERR_CAST(fs_devices); list_add(&fs_devices->list, &fs_uuids);