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=-19.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 E7671C433E9 for ; Thu, 25 Mar 2021 11:35:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C0C5B61A23 for ; Thu, 25 Mar 2021 11:35:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230509AbhCYLfF (ORCPT ); Thu, 25 Mar 2021 07:35:05 -0400 Received: from mail.kernel.org ([198.145.29.99]:41320 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230478AbhCYLdE (ORCPT ); Thu, 25 Mar 2021 07:33:04 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 56D3161A81; Thu, 25 Mar 2021 11:28:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1616671714; bh=fk9QduYSwiKkapdVA2+fzoirhsw/ghmQIFXqvZuYu6c=; h=From:To:Cc:Subject:Date:From; b=CvA/kC0Ft2Zi/iKi709ipd+UUxu689We36U+Si+naBu4xS+OtjWwYELc7u4kQFUEg nycS7U7l8CspIhonTTOyNYAUziHJUcQ1LaNV1IndT0bD+nTA+IFsN2EY2M5f/JV2oE rfOzEgmKtVQsFtOFcBlSYOovOfE/dMLpliW/vm8EuoTfrFk4BNjk48en2YJulgEty4 +T2wSSXEj7pA+IePNySFjV/ulwAcVIlGSwRHpXFtrIkO/heeP+kX34V3GEjzriKqwo BYwsUQy6R0wk2My6tSXIfB+d064FTq4yMQ1ewmYY6ycc+WdtsNV82xk5E6amaMz3PJ JPSUVl8CBPNYQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Zhaolong Zhang , Theodore Ts'o , Sasha Levin , linux-ext4@vger.kernel.org Subject: [PATCH AUTOSEL 4.4 01/10] ext4: fix bh ref count on error paths Date: Thu, 25 Mar 2021 07:28:22 -0400 Message-Id: <20210325112832.1928898-1-sashal@kernel.org> X-Mailer: git-send-email 2.30.1 MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org From: Zhaolong Zhang [ Upstream commit c915fb80eaa6194fa9bd0a4487705cd5b0dda2f1 ] __ext4_journalled_writepage should drop bhs' ref count on error paths Signed-off-by: Zhaolong Zhang Link: https://lore.kernel.org/r/1614678151-70481-1-git-send-email-zhangzl2013@126.com Signed-off-by: Theodore Ts'o Signed-off-by: Sasha Levin --- fs/ext4/inode.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 881601691bd4..336e5c8f423e 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -1825,13 +1825,13 @@ static int __ext4_journalled_writepage(struct page *page, if (!ret) ret = err; - if (!ext4_has_inline_data(inode)) - ext4_walk_page_buffers(NULL, page_bufs, 0, len, - NULL, bput_one); ext4_set_inode_state(inode, EXT4_STATE_JDATA); out: unlock_page(page); out_no_pagelock: + if (!inline_data && page_bufs) + ext4_walk_page_buffers(NULL, page_bufs, 0, len, + NULL, bput_one); brelse(inode_bh); return ret; } -- 2.30.1