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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 CE14BC43387 for ; Sun, 23 Dec 2018 09:33:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A85F2218FD for ; Sun, 23 Dec 2018 09:33:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727157AbeLWJdz (ORCPT ); Sun, 23 Dec 2018 04:33:55 -0500 Received: from mail3-relais-sop.national.inria.fr ([192.134.164.104]:44293 "EHLO mail3-relais-sop.national.inria.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727117AbeLWJdz (ORCPT ); Sun, 23 Dec 2018 04:33:55 -0500 X-IronPort-AV: E=Sophos;i="5.56,386,1539640800"; d="scan'208";a="289991763" Received: from palace.lip6.fr ([132.227.105.202]) by mail3-relais-sop.national.inria.fr with ESMTP/TLS/AES128-SHA256; 23 Dec 2018 10:33:52 +0100 From: Julia Lawall To: "J. Bruce Fields" Cc: kernel-janitors@vger.kernel.org, Jeff Layton , linux-nfs@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 01/20] nfsd: drop useless LIST_HEAD Date: Sun, 23 Dec 2018 09:56:56 +0100 Message-Id: <1545555435-24576-2-git-send-email-Julia.Lawall@lip6.fr> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1545555435-24576-1-git-send-email-Julia.Lawall@lip6.fr> References: <1545555435-24576-1-git-send-email-Julia.Lawall@lip6.fr> Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org Drop LIST_HEAD where the variable it declares is never used. This was introduced in c5c707f96fc9a ("nfsd: implement pNFS layout recalls"), but was not used even in that commit. The semantic patch that fixes this problem is as follows: (http://coccinelle.lip6.fr/) // @@ identifier x; @@ - LIST_HEAD(x); ... when != x // Fixes: c5c707f96fc9a ("nfsd: implement pNFS layout recalls") Signed-off-by: Julia Lawall --- Successfully 0-day tested on 151 configurations. fs/nfsd/nfs4layouts.c | 1 - 1 file changed, 1 deletion(-) diff --git a/fs/nfsd/nfs4layouts.c b/fs/nfsd/nfs4layouts.c index 2b36aa037ce0..44517fb5c0de 100644 --- a/fs/nfsd/nfs4layouts.c +++ b/fs/nfsd/nfs4layouts.c @@ -656,7 +656,6 @@ nfsd4_cb_layout_done(struct nfsd4_callback *cb, struct rpc_task *task) struct nfsd_net *nn; ktime_t now, cutoff; const struct nfsd4_layout_ops *ops; - LIST_HEAD(reaplist); switch (task->tk_status) {