tree a8804b29b2e025a2d0f5a81d5f286b2c5d3fd84e
parent 55430e2ecee574e729c12d4063b3ecabfa98fa82
author Al Viro <viro@zeniv.linux.org.uk> 1240035272 -0400
committer Al Viro <viro@zeniv.linux.org.uk> 1244770560 -0400

switch exp_parent() to struct path

... and lose the always-NULL last argument (non-NULL case had been
split off a while ago).

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