tree cd238ebc2916a0877344462c3c2c7b4ab7e22ef8
parent 071bf501379560a7631b8d75ac80165bf82735c4
author Al Viro <viro@zeniv.linux.org.uk> 1430700414 -0400
committer Al Viro <viro@zeniv.linux.org.uk> 1431310802 -0400

link_path_walk: nd->depth massage, part 2

collapse adjacent increment/decrement pairs.

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