Merge branch 'mh/simplify-cache-tree-find'

* mh/simplify-cache-tree-find:
  cache_tree_find(): use path variable when passing over slashes
  cache_tree_find(): remove early return
  cache_tree_find(): remove redundant check
  cache_tree_find(): fix comment formatting
  cache_tree_find(): find the end of path component using strchrnul()
  cache_tree_find(): remove redundant checks

diff --cc cache-tree.c
Simple merge