tree 4c31fc5f1710bafd79faa153839bbc617d1f715a
parent de27a5bf9caef3f1fca1f315aa58eee54fbf929a
author Al Viro <viro@zeniv.linux.org.uk> 1264884449 -0500
committer Al Viro <viro@zeniv.linux.org.uk> 1267643276 -0500

Clean follow_dotdot() up a bit

No need to open-code follow_up() in it and locking can be lighter.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>