Merge branch 'en/dir-traversal'

Fix-up to a topic that is already in 'master'.

* en/dir-traversal:
  dir: introduce readdir_skip_dot_and_dotdot() helper
  dir: update stale description of treat_directory()
  Revert "dir: update stale description of treat_directory()"
  Revert "dir: introduce readdir_skip_dot_and_dotdot() helper"

Author: gitster

dir.c

@@ -59,8 +59,7 @@ void dir_init(struct dir_struct *dir)
 	memset(dir, 0, sizeof(*dir));
 }
 
-struct dirent *
-readdir_skip_dot_and_dotdot(DIR *dirp)
+struct dirent *readdir_skip_dot_and_dotdot(DIR *dirp)
 {
 	struct dirent *e;