diff options
| author | Liu Bo <bo.li.liu@oracle.com> | 2016-09-13 19:02:27 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-01-06 11:16:10 +0100 |
| commit | 107800061996dc872a9fa72fb806ac9dadf2cb6b (patch) | |
| tree | ceead2af6788823e893374b6b3870c1ef78de5a6 | |
| parent | 5a9b659edef60fb665786525528086b5df5e0e19 (diff) | |
Btrfs: fix memory leak in do_walk_down
commit a958eab0ed7fdc1b977bc25d3af6efedaa945488 upstream.
The extent buffer 'next' needs to be free'd conditionally.
Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | fs/btrfs/extent-tree.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 431364ab9c0e..099645ab986d 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -8488,6 +8488,7 @@ static noinline int do_walk_down(struct btrfs_trans_handle *trans, &wc->flags[level - 1]); if (ret < 0) { btrfs_tree_unlock(next); + free_extent_buffer(next); return ret; } |