| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.18 121/171] ext4: fix buffer leak in __ext4_read_dirblock() on error path | Date | Mon, 19 Nov 2018 17:28:37 +0100 |
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4.18-stable review patch. If anyone has any objections, please let me know.
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From: Vasily Averin <vvs@virtuozzo.com>
commit de59fae0043f07de5d25e02ca360f7d57bfa5866 upstream.
Fixes: dc6982ff4db1 ("ext4: refactor code to read directory blocks ...") Signed-off-by: Vasily Averin <vvs@virtuozzo.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu> Cc: stable@kernel.org # 3.9 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- fs/ext4/namei.c | 1 + 1 file changed, 1 insertion(+)
--- a/fs/ext4/namei.c +++ b/fs/ext4/namei.c @@ -126,6 +126,7 @@ static struct buffer_head *__ext4_read_d if (!is_dx_block && type == INDEX) { ext4_error_inode(inode, func, line, block, "directory leaf block found instead of index block"); + brelse(bh); return ERR_PTR(-EFSCORRUPTED); } if (!ext4_has_metadata_csum(inode->i_sb) ||
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