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author | Vasily Averin <vvs@virtuozzo.com> | 2018-11-08 06:36:23 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-11-21 11:19:22 +0300 |
commit | 4d01f0310cd0b9fae6b9b6ede317d33beb96be4f (patch) | |
tree | 8254ec41196c88830d1a506d44c87d53e17d903a | |
parent | b0f2b1fea812073888005c489f99766ab350c09b (diff) | |
download | linux-4d01f0310cd0b9fae6b9b6ede317d33beb96be4f.tar.xz |
ext4: fix buffer leak in __ext4_read_dirblock() on error path
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>
-rw-r--r-- | fs/ext4/namei.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c index 6f0ed6917076..ffa25753e929 100644 --- a/fs/ext4/namei.c +++ b/fs/ext4/namei.c @@ -126,6 +126,7 @@ static struct buffer_head *__ext4_read_dirblock(struct inode *inode, 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) || |