4.4-stable review patch. If anyone has any objections, please let me know.
------------------ From: Liu Bo <[email protected]> commit a958eab0ed7fdc1b977bc25d3af6efedaa945488 upstream. The extent buffer 'next' needs to be free'd conditionally. Signed-off-by: Liu Bo <[email protected]> Reviewed-by: David Sterba <[email protected]> Signed-off-by: David Sterba <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- fs/btrfs/extent-tree.c | 1 + 1 file changed, 1 insertion(+) --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -8488,6 +8488,7 @@ static noinline int do_walk_down(struct &wc->flags[level - 1]); if (ret < 0) { btrfs_tree_unlock(next); + free_extent_buffer(next); return ret; }
