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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 99C38C433EF for ; Fri, 14 Jan 2022 22:03:51 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 3149E6B00A3; Fri, 14 Jan 2022 17:03:51 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 29C9B6B00A5; Fri, 14 Jan 2022 17:03:51 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 117146B00A6; Fri, 14 Jan 2022 17:03:51 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0121.hostedemail.com [216.40.44.121]) by kanga.kvack.org (Postfix) with ESMTP id 004B46B00A3 for ; Fri, 14 Jan 2022 17:03:50 -0500 (EST) Received: from smtpin20.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id B679C9879B for ; Fri, 14 Jan 2022 22:03:50 +0000 (UTC) X-FDA: 79030270620.20.E24C437 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by imf08.hostedemail.com (Postfix) with ESMTP id 756A216000C for ; Fri, 14 Jan 2022 22:03:47 +0000 (UTC) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 9BAF461FEE; Fri, 14 Jan 2022 22:03:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 947CBC36AE5; Fri, 14 Jan 2022 22:03:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1642197826; bh=KGBgco/Qg404H8hFSNDm02SFLKyBLNcFUj8aSRtbYg0=; h=Date:From:To:Subject:In-Reply-To:From; b=U3gp0LihsO4oM5ACeKGVsf0jhzD8k/+OjDZi6gBBEIYeufLg4bOK0h02Fh9DA3D0L zFmLFFgYIDBfvP2S5abfwjVllYbvaAc6MF8Dv2zvVArV7scXEmqs8/81tCZGKiMbBZ MfvpV6//C+3rdgCxdki9gKIsybsKayJ264aKQpw8= Date: Fri, 14 Jan 2022 14:03:45 -0800 From: Andrew Morton To: akpm@linux-foundation.org, colin.i.king@gmail.com, gechangwei@live.cn, ghe@suse.com, jlbec@evilplan.org, joseph.qi@linux.alibaba.com, junxiao.bi@oracle.com, linux-mm@kvack.org, mark@fasheh.com, mm-commits@vger.kernel.org, piaojun@huawei.com, torvalds@linux-foundation.org Subject: [patch 017/146] ocfs2: remove redundant assignment to pointer root_bh Message-ID: <20220114220345.-mGCap73R%akpm@linux-foundation.org> In-Reply-To: <20220114140222.6b14f0061194d3200000c52d@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Rspamd-Queue-Id: 756A216000C X-Stat-Signature: ipc7rayb1pubcnxsa8pfhx5ruw4ushq8 Authentication-Results: imf08.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=U3gp0Lih; dmarc=none; spf=pass (imf08.hostedemail.com: domain of akpm@linux-foundation.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org X-Rspamd-Server: rspam08 X-HE-Tag: 1642197827-934158 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Colin Ian King Subject: ocfs2: remove redundant assignment to pointer root_bh Pointer root_bh is being initialized with a value that is not read, it is being re-assigned later on closer to its use. The early initialization is redundant and can be removed. Link: https://lkml.kernel.org/r/20211228013719.620923-1-colin.i.king@gmail.com Signed-off-by: Colin Ian King Acked-by: Joseph Qi Cc: Mark Fasheh Cc: Joel Becker Cc: Junxiao Bi Cc: Changwei Ge Cc: Gang He Cc: Jun Piao Signed-off-by: Andrew Morton --- fs/ocfs2/alloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/fs/ocfs2/alloc.c~ocfs2-remove-redundant-assignment-to-pointer-root_bh +++ a/fs/ocfs2/alloc.c @@ -2040,7 +2040,7 @@ static void ocfs2_complete_edge_insert(h int i, idx; struct ocfs2_extent_list *el, *left_el, *right_el; struct ocfs2_extent_rec *left_rec, *right_rec; - struct buffer_head *root_bh = left_path->p_node[subtree_index].bh; + struct buffer_head *root_bh; /* * Update the counts and position values within all the _