From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Zhaolong Zhang <zhangzl2013@126.com>,
Theodore Ts'o <tytso@mit.edu>, Sasha Levin <sashal@kernel.org>,
linux-ext4@vger.kernel.org
Subject: [PATCH AUTOSEL 4.9 01/13] ext4: fix bh ref count on error paths
Date: Thu, 25 Mar 2021 07:28:01 -0400 [thread overview]
Message-ID: <20210325112814.1928637-1-sashal@kernel.org> (raw)
From: Zhaolong Zhang <zhangzl2013@126.com>
[ Upstream commit c915fb80eaa6194fa9bd0a4487705cd5b0dda2f1 ]
__ext4_journalled_writepage should drop bhs' ref count on error paths
Signed-off-by: Zhaolong Zhang <zhangzl2013@126.com>
Link: https://lore.kernel.org/r/1614678151-70481-1-git-send-email-zhangzl2013@126.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
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 ccce89de6d7e..7e41f7ccbfb5 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -1979,13 +1979,13 @@ 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
next reply other threads:[~2021-03-25 11:34 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-25 11:28 Sasha Levin [this message]
2021-03-25 11:28 ` [PATCH AUTOSEL 4.9 13/13] ext4: do not iput inode under running transaction in ext4_rename() Sasha Levin
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