Received: by 2002:a05:6a10:8c0a:0:0:0:0 with SMTP id go10csp43429pxb; Thu, 21 Jan 2021 00:25:20 -0800 (PST) X-Google-Smtp-Source: ABdhPJy5qLoZ5NkjIzq8idrl09Y8CtXyUY/Qss9aSoZvL0Mu5+AyNpR8LQRBWoJEK7UrGigpYqaK X-Received: by 2002:a17:906:ce44:: with SMTP id se4mr8958665ejb.373.1611217520661; Thu, 21 Jan 2021 00:25:20 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1611217520; cv=none; d=google.com; s=arc-20160816; b=jYfNQBanSPDMQUug1VuopTt+5R1kc2C7OUmUL/ve3pkAdRZcgS0J2COZVDc7YkWCUL MbQOyrwBiLudxB5eu1HAMbtoUjni+ou/ib0EF4p10+3rQCk8In1s4vdQbcBdcTzednjJ BM3mYDXkYjbm5HEzxyB726a6ClUwSVyTvuF6hr9DEzslzO2r05bliLrcwPIxrCbsgqjA HZI583O+RSwaMYp4oBS8V0b0ZucX90uK3HP98ks331KAczBqUDi+dN1/8cMZQzO1W94f RHUVFRBod8EUUSDIfZOtPkJScfHcR5x1rAjC3dIxiQHFNDe9+ndG7AiO62eBjPxakQdT iZLA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:message-id:date:subject:cc:to:from; bh=suqvYnfUckuuaEeJ5rWt4LDa5mWkYj97oxWaxE+HdrU=; b=TaP4n/Ni6zfaqZBnpkJKdHXbhYQrXa98aVkoal5y3Seq1NLznEffWCYt9JNlA+RikJ bMxLbTjCKUSxakOkGTBOT2UVogJfhxWHvHodoGbqfjIucZ8vm+UYC2n0MtVxJ64eTVke YnktoY4H3UR3JxngpXYIIqrLV5aZoOnYY7GAjd51TRa8oF+9m8d2yy3K05vkNdOkb/6N SxqwN8XaHnc2qMdQmu17oIuIp+UP/P6gZXbtaNeade1K37bAAKcXeNiUCk05PfV1hD5w 5vS8n6MxuE/QTDoTuFAiocsWcfcNoc7GngGv82beKSU8j9jb0mPGIRNsNGo09a3PEIpG DFkQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id x8si1857111eds.299.2021.01.21.00.24.57; Thu, 21 Jan 2021 00:25:20 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727937AbhAUIWw (ORCPT + 99 others); Thu, 21 Jan 2021 03:22:52 -0500 Received: from out30-45.freemail.mail.aliyun.com ([115.124.30.45]:39035 "EHLO out30-45.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727783AbhAUIUn (ORCPT ); Thu, 21 Jan 2021 03:20:43 -0500 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R911e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04400;MF=abaci-bugfix@linux.alibaba.com;NM=1;PH=DS;RN=6;SR=0;TI=SMTPD_---0UMPXWIS_1611217189; Received: from j63c13417.sqa.eu95.tbsite.net(mailfrom:abaci-bugfix@linux.alibaba.com fp:SMTPD_---0UMPXWIS_1611217189) by smtp.aliyun-inc.com(127.0.0.1); Thu, 21 Jan 2021 16:19:55 +0800 From: Yang Li To: clm@fb.com Cc: josef@toxicpanda.com, dsterba@suse.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, Yang Li Subject: [PATCH] btrfs: remove redundant NULL check Date: Thu, 21 Jan 2021 16:19:47 +0800 Message-Id: <1611217187-50142-1-git-send-email-abaci-bugfix@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Fix below warnings reported by coccicheck: ./fs/btrfs/raid56.c:237:2-8: WARNING: NULL check before some freeing functions is not needed. Reported-by: Abaci Robot Signed-off-by: Yang Li --- fs/btrfs/raid56.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c index 93fbf87..5394641 100644 --- a/fs/btrfs/raid56.c +++ b/fs/btrfs/raid56.c @@ -233,8 +233,7 @@ int btrfs_alloc_stripe_hash_table(struct btrfs_fs_info *info) } x = cmpxchg(&info->stripe_hash_table, NULL, table); - if (x) - kvfree(x); + kvfree(x); return 0; } -- 1.8.3.1