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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3ADC2C433EF for ; Fri, 12 Nov 2021 02:50:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1DF6B60F59 for ; Fri, 12 Nov 2021 02:50:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234513AbhKLCwu (ORCPT ); Thu, 11 Nov 2021 21:52:50 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53898 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229908AbhKLCws (ORCPT ); Thu, 11 Nov 2021 21:52:48 -0500 Received: from mail-pl1-x629.google.com (mail-pl1-x629.google.com [IPv6:2607:f8b0:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8E4E7C061766; Thu, 11 Nov 2021 18:49:58 -0800 (PST) Received: by mail-pl1-x629.google.com with SMTP id n8so7311968plf.4; Thu, 11 Nov 2021 18:49:58 -0800 (PST) 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=IBQs7fu+H8AhiV4259K+BvetOv7yqdM5oNTRoi6ACrs=; b=B5LePBIa4sFcc8s+Aixlq31jU7zs28gM15aVJSPAyGeYiOrILqDsA0JTEnoozIfTIw NxdYpRe0ZM0Mbl5z2cd9K2FLNn27t0XDSPpJ5oapztnHOVpnUWgokzPw9x5Jfv+Agb94 sls3VpkkhYI4Rp7RlqHhR1Yai0kpm/07F/IHXsPazWy4OBP8Bq436/4QyuIEaYeTFnGa lgryecKmB5cHtw45vV+G6sXC5NJyuVBzl8LVmWzoWzI3q9Eh5yHaIQQ/i/+fVPrUEVvr k8jELj0KmXEWGWZGimro8CEbtIrnfuwE9aOXg/2K6ibcp7xcuaYTdMjndijcnhWhzBG6 3Htg== 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=IBQs7fu+H8AhiV4259K+BvetOv7yqdM5oNTRoi6ACrs=; b=KXauKpkFpIBD1sF151fevYfVJ/VUdGZiTsucYm/GUpVINLIJ95g7GGKoT8JIz5tCtO MJjj2v9A1JBXTYzBXhFOgUzKP8JYsgQxmIhk2ZISxbAg08dXnBNmZxFegalPogOgBhkK pRHsDrnAfaJrlgHJF1OpHVkxd6z2J3zGcZd7TnJz/aAiAFMpt7fvXmwtvPM8B9x12fIF 7X4ZmsGCo3HW/YHyJVqHSymRBu4OuJs67ivIvSYGpBzCX1U8bMT2bTILhWujLyQra99w lG0fN1i4Eyv/qjVWTIcsbeXgmOKVgzdviNhtIjdbpTukZGODW1KAvZt7WLJeMlJ72yDs b9bg== X-Gm-Message-State: AOAM533c2vsFZI+HcISS1/7ryDIcwVVjAqHoKGpuGUiiKUBEXOi07k+L b3GTJnEgbp8vMcBQF9cmP2A= X-Google-Smtp-Source: ABdhPJx/qFQ/l4obeAdyLnDxa3K9tn6GsbP0tvKrDCLEaylWtAkAK5M2JcYz3JFsbjGigGvPxhp2UA== X-Received: by 2002:a17:90b:1c8f:: with SMTP id oo15mr32199824pjb.87.1636685398206; Thu, 11 Nov 2021 18:49:58 -0800 (PST) Received: from localhost.localdomain ([193.203.214.57]) by smtp.gmail.com with ESMTPSA id fw21sm9165995pjb.25.2021.11.11.18.49.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Nov 2021 18:49:57 -0800 (PST) From: cgel.zte@gmail.com X-Google-Original-From: chi.minghao@zte.com.cn To: clm@fb.com Cc: josef@toxicpanda.com, dsterba@suse.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, chiminghao , Zeal Robot Subject: [PATCH] fs:btrfs: remove unneeded variable Date: Fri, 12 Nov 2021 02:49:50 +0000 Message-Id: <20211112024950.5098-1-chi.minghao@zte.com.cn> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: chiminghao Fix the following coccicheck REVIEW: ./fs/btrfs/extent_map.c:299:5-8 REVIEW Unneeded variable Reported-by: Zeal Robot Signed-off-by: chiminghao --- fs/btrfs/extent_map.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c index 5a36add21305..1dcb5486ccb6 100644 --- a/fs/btrfs/extent_map.c +++ b/fs/btrfs/extent_map.c @@ -296,7 +296,6 @@ static void try_merge_map(struct extent_map_tree *tree, struct extent_map *em) int unpin_extent_cache(struct extent_map_tree *tree, u64 start, u64 len, u64 gen) { - int ret = 0; struct extent_map *em; bool prealloc = false; @@ -328,7 +327,7 @@ int unpin_extent_cache(struct extent_map_tree *tree, u64 start, u64 len, free_extent_map(em); out: write_unlock(&tree->lock); - return ret; + return 0; } -- 2.25.1