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 X-Spam-Level: X-Spam-Status: No, score=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4D837C433DF for ; Wed, 19 Aug 2020 14:17:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2D21720639 for ; Wed, 19 Aug 2020 14:17:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597846625; bh=vTJUHVdF35cnboLxY4OxDfXFZrXo8IGxmY/aGjhnyJM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=nfzyEQcC+TX0FgKDl6PqWbIqlqShyXRGNFBEpBwgB5Utf7bDd/UX0xpvS8rSsfIhc Ky33etKHe3N3IeuOGgjNmNfoLlsIJ4nLhfg/t0bRN9/fPerem3f+BlkQo/xXXaoo1j S0zMv9LGlsF4NPoH/2iH2Obw8PzBLncrzwJw1y1M= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728433AbgHSOQr (ORCPT ); Wed, 19 Aug 2020 10:16:47 -0400 Received: from mail.kernel.org ([198.145.29.99]:36616 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726882AbgHSOQj (ORCPT ); Wed, 19 Aug 2020 10:16:39 -0400 Received: from localhost (unknown [213.57.247.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id AB0E82076E; Wed, 19 Aug 2020 14:16:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597846599; bh=vTJUHVdF35cnboLxY4OxDfXFZrXo8IGxmY/aGjhnyJM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XKi/GbBN5RqAlPUl9kLaBnPLwd6i67sIOjkR/rjij9RIXaYtwmzGzdtYUspZOgk6f UgzyYXdRJly1tMaVpE5bq+VQyhEXTf4pdCYSEwRfqjWH9FoBSAHAnbmKXBlQjGbhKP cX/JGDjq8TnBD3spLj5MFlebOrlrW4N87sL3hbfs= From: Leon Romanovsky To: Chris Mason , David Sterba , Josef Bacik Cc: Leon Romanovsky , linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/3] fs/btfrs: Fix -Wunused-but-set-variable warnings Date: Wed, 19 Aug 2020 17:16:28 +0300 Message-Id: <20200819141630.1338693-2-leon@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200819141630.1338693-1-leon@kernel.org> References: <20200819141630.1338693-1-leon@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Leon Romanovsky The compilation with W=1 generates the following warnings: fs/btrfs/sysfs.c:1630:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable] 1630 | int ret; | ^~~ fs/btrfs/sysfs.c:1629:6: warning: variable 'features' set but not used [-Wunused-but-set-variable] 1629 | u64 features; | ^~~~~~~~ Signed-off-by: Leon Romanovsky --- fs/btrfs/sysfs.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c index c8df2edafd85..d3652bcc2a86 100644 --- a/fs/btrfs/sysfs.c +++ b/fs/btrfs/sysfs.c @@ -1626,13 +1626,12 @@ void btrfs_sysfs_feature_update(struct btrfs_fs_info *fs_info, { struct btrfs_fs_devices *fs_devs; struct kobject *fsid_kobj; - u64 features; - int ret; + int __maybe_unused ret; if (!fs_info) return; - features = get_features(fs_info, set); + get_features(fs_info, set); ASSERT(bit & supported_feature_masks[set]); fs_devs = fs_info->fs_devices; -- 2.26.2