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ext4: fix bh ref count on error paths 

[ 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>
This commit is contained in:
Zhaolong Zhang 2021-03-02 17:42:31 +08:00 committed by Greg Kroah-Hartman
parent 721a6f64c0
commit 9b68d3ed8a
1 changed files with 3 additions and 3 deletions
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6
fs/ext4/inode.c
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@ -2076,13 +2076,13 @@ 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;
}