From nobody Thu May 7 16:14:27 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 17972C433EF for ; Tue, 24 May 2022 18:22:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240277AbiEXSWx (ORCPT ); Tue, 24 May 2022 14:22:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48162 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229726AbiEXSWw (ORCPT ); Tue, 24 May 2022 14:22:52 -0400 Received: from mail-pl1-x62c.google.com (mail-pl1-x62c.google.com [IPv6:2607:f8b0:4864:20::62c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E13608A303 for ; Tue, 24 May 2022 11:22:51 -0700 (PDT) Received: by mail-pl1-x62c.google.com with SMTP id b5so9501486plx.10 for ; Tue, 24 May 2022 11:22:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=NQ+IbxSoOWzvPpARlGDJuulp1WoAC1KNhcEUFQJVWLw=; b=YjX69PtOZfBAOveJE2bEYXqX+lWjUI0Kve/NDLqWuJsbYa9sTtwXg7YmPazee+niuT DW/VnXFP7ghPET8wm9rpnVi65J1KKjmpS9fWCO1txRyaVipScC494vSLj3km98F8+4RQ rsMiM4eaRCEWfEpoUoFPOjI+04QW1UXV1ggAhdaE0B9ONGHQbEe2/cNItxChTymcoH/M WnC8PRpqnMnbI+rjdvefwXoxgHJ40snKdlcF1u4Lf+WC+5UUzH9/PpupmhMvLC3dHP4g T7b7/g6IvIRZenL49Obh2mL5fP5fQZQZ09p0GDlvEZ6HsVUhRjV7KnPQxf6S6b1iFdIp u9tg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=NQ+IbxSoOWzvPpARlGDJuulp1WoAC1KNhcEUFQJVWLw=; b=QouDqZ+r1GEnWl6Ii1XWK8ydX7KLkZFFlXB1sNVdL19JfHP2VvqQ97IiJYwLVEbghk jM2qPVtI2GLgo9XLXfSeQXfHYq++AjEe1yXdKhjooOXyGW/aTbZOYXDfLnC/0IAelsLf iHzO/XjeaOc8kPL7vxUUp01g6ths4UZwy3sB83CJ80xuY1x8j6VDnXsiiBIYGGOBoDDM KEwlDgUT8RIgxc6+e0HK82rMKbiwjZUDaXm/sBJ9Q9MxqpUeBdbPlRSUGJkcmRrhr3O5 lBSaQS1C7aiEiWDr6jQc51ZFIOycmDhuLl+3QWKUfAMVZp5dHgGpA1cPCYLTUVWryYOE BVhg== X-Gm-Message-State: AOAM531jwubfnMSisRlZOXuv2GWEWme43bY/FudGijKf5jGclid/DBdJ CiImq8u08YvNl+VfIZrlRew= X-Google-Smtp-Source: ABdhPJw0pevw6L+J31pXA4AxzQC3sqeoJYUUppDxbwh0wnw4ck8awuR3dLEj2ejuHKgnYOaW5JOO5A== X-Received: by 2002:a17:90a:b017:b0:1df:6f31:c273 with SMTP id x23-20020a17090ab01700b001df6f31c273mr5831197pjq.167.1653416571356; Tue, 24 May 2022 11:22:51 -0700 (PDT) Received: from ubuntu.localdomain ([103.230.148.185]) by smtp.gmail.com with ESMTPSA id n5-20020a170903110500b0015e8d4eb2b8sm7595714plh.258.2022.05.24.11.22.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 24 May 2022 11:22:51 -0700 (PDT) From: Gautam Menghani To: akpm@linux-foundation.org, shakeelb@google.com, vasily.averin@linux.dev, mhocko@suse.com, manfred@colorfullife.com Cc: Gautam Menghani , linux-kernel@vger.kernel.org, linux-kernel-mentees@lists.linuxfoundation.org, skhan@linuxfoundation.org Subject: [PATCH] ipc: Remove dead code in perform_atomic_semop() Date: Tue, 24 May 2022 11:22:44 -0700 Message-Id: <20220524182244.42987-1-gautammenghani201@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Remove the line which is dead code. Fixes the clang scan warning: warning: Value stored to 'result' is never read [deadcode.DeadStores] result =3D curr->semval; Signed-off-by: Gautam Menghani Reviewed-by: Manfred Spraul Reviewed-by: Vasily Averin --- ipc/sem.c | 1 - 1 file changed, 1 deletion(-) diff --git a/ipc/sem.c b/ipc/sem.c index 0dbdb98fdf2d..156824bcda47 100644 --- a/ipc/sem.c +++ b/ipc/sem.c @@ -766,7 +766,6 @@ static int perform_atomic_semop(struct sem_array *sma, = struct sem_queue *q) for (sop =3D sops; sop < sops + nsops; sop++) { curr =3D &sma->sems[sop->sem_num]; sem_op =3D sop->sem_op; - result =3D curr->semval; =20 if (sop->sem_flg & SEM_UNDO) { int undo =3D un->semadj[sop->sem_num] - sem_op; --=20 2.25.1