Received: by 2002:a05:6a10:206:0:0:0:0 with SMTP id 6csp2422081pxj; Mon, 10 May 2021 02:32:21 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyOou3F6aSXmJRT706/uElANl0ohwUvS0tCz2hi9qjL8haOoVbDrLSIJzRrDFerweXsHZgo X-Received: by 2002:a05:6402:3109:: with SMTP id dc9mr28570412edb.13.1620639141733; Mon, 10 May 2021 02:32:21 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1620639141; cv=none; d=google.com; s=arc-20160816; b=ikLczKKB8m+SEH8V+OHDp6gMrH8/81YvJeo58oLIjpSTUqe1Jwn/y9Vo2w7CKQTJqr dy3d0KfSHDQcMP6lpIKGj6xBGWlqUsKXGmRGjKr3EDYR3PssmlJNmFxjmZnTYQYtkMZ2 8z9VsKaf4wdf15k1Mb2TQZTLAb1PgVl7QqKEQ6iMzOVSFJdetyiyh/m4YuGsXkBLyYqf VuhQHZJWq04XRP9Y3OTCIih2lZwy/R3oMXQB6f5cmOUHBEiJ0PgLz4YQV0Aye0vaTWED e1X4/4KRq2UziTFqkABZqFDX/gYk1BpHMXQVZkDHpOfGOUcgQhUJYxGoX341Gy/doWXo avjA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from; bh=hLNLG7mijocPOx0PIpadveepFJMc9VlXHhgaltn+plI=; b=BmSdunlysa5qnQjr2Q42FyhsNXC/LHwNGxzDTHhCA0owIo+CUqW2AI0jWVgYhpr6BR eHpKw2ePBbfgUymsrmUsR50C04k3NUZ4fRO4as03LFbWW2HQkVxOHQB7Mfk6w3mfWYCe u/N5n5fCmbSG2LM1loKI4D2M9FPbfsqDSIaoVN0wyHRytbpYVp/auOJfZqFmK6kbMSKd HeagUvpeHDv1JpSsm9cakGchwS1sBjdsN1rVAXptJHbpmiCXDok1auUbPXKXh1FrCi20 OrZRyiiYaUuIEi3IDL2wNjtdssP/2iBZRRjV+/qK5R77DIoZxuEy5BfnPWKDpfPZGsHM 54xw== 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=huawei.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id g3si1998559ejf.16.2021.05.10.02.31.58; Mon, 10 May 2021 02:32:21 -0700 (PDT) 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=huawei.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230293AbhEJJbr (ORCPT + 99 others); Mon, 10 May 2021 05:31:47 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:2751 "EHLO szxga04-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230093AbhEJJbq (ORCPT ); Mon, 10 May 2021 05:31:46 -0400 Received: from DGGEMS411-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4FdwgX42RmzqV1w; Mon, 10 May 2021 17:27:20 +0800 (CST) Received: from szvp000203569.huawei.com (10.120.216.130) by DGGEMS411-HUB.china.huawei.com (10.3.19.211) with Microsoft SMTP Server id 14.3.498.0; Mon, 10 May 2021 17:30:34 +0800 From: Chao Yu To: CC: , , , Chao Yu Subject: [PATCH 1/3] f2fs: compress: fix to call f2fs_put_dnode() paired with f2fs_get_block() Date: Mon, 10 May 2021 17:30:30 +0800 Message-ID: <20210510093032.35466-1-yuchao0@huawei.com> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.120.216.130] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org f2fs_get_block() and f2fs_put_dnode() should be called as a pair, add missing f2fs_put_dnode() in prepare_compress_overwrite(). Fixes: 4c8ff7095bef ("f2fs: support data compression") Signed-off-by: Chao Yu --- fs/f2fs/compress.c | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c index c208563eac28..d5cb0ba9a0e1 100644 --- a/fs/f2fs/compress.c +++ b/fs/f2fs/compress.c @@ -1088,6 +1088,7 @@ static int prepare_compress_overwrite(struct compress_ctx *cc, for (i = cc->cluster_size - 1; i > 0; i--) { ret = f2fs_get_block(&dn, start_idx + i); + f2fs_put_dnode(&dn); if (ret) { i = cc->cluster_size; break; -- 2.29.2