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=-8.9 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,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 A6014C04AB1 for ; Sat, 11 May 2019 13:18:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 63CC02184C for ; Sat, 11 May 2019 13:18:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728603AbfEKNSy (ORCPT ); Sat, 11 May 2019 09:18:54 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:35474 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726319AbfEKNSy (ORCPT ); Sat, 11 May 2019 09:18:54 -0400 Received: from 1.general.cking.uk.vpn ([10.172.193.212] helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.76) (envelope-from ) id 1hPRtp-0003S1-S0; Sat, 11 May 2019 13:18:49 +0000 From: Colin King To: Ingo Molnar , Peter Zijlstra Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] sched: remove redundant assignment to variable utime Date: Sat, 11 May 2019 14:18:49 +0100 Message-Id: <20190511131849.4513-1-colin.king@canonical.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Colin Ian King The variable utime is being assigned a value however this is never read and later it is being reassigned to a new value. The assignment is redundant and hence can be removed. Addresses-Coverity: ("Unused Value") Signed-off-by: Colin Ian King --- kernel/sched/cputime.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/kernel/sched/cputime.c b/kernel/sched/cputime.c index ba4a143bdcf3..ad647711ffb8 100644 --- a/kernel/sched/cputime.c +++ b/kernel/sched/cputime.c @@ -616,10 +616,8 @@ void cputime_adjust(struct task_cputime *curr, struct prev_cputime *prev, * Once a task gets some ticks, the monotonicy code at 'update:' * will ensure things converge to the observed ratio. */ - if (stime == 0) { - utime = rtime; + if (stime == 0) goto update; - } if (utime == 0) { stime = rtime; -- 2.20.1