From dc7af8dc05bc46410b978dae14fda8414b65db30 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 3 May 2015 21:16:35 -0400
Subject: [PATCH] link_path_walk: nd->depth massage, part 9

Make link_path_walk() work with any value of nd->depth on entry -
memorize it and use it in tests instead of comparing with 1.
Don't bother with increment/decrement in path_init().

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