tree 2d1bca0b3c73c0bc749f440fc9b06d2511a14167
parent 520ae6874726dbfdf52c779d387b584d95cfed7f
author Al Viro <viro@zeniv.linux.org.uk> 1431516488 -0400
committer Al Viro <viro@zeniv.linux.org.uk> 1431666645 -0400

namei: move saved_nd pointer into struct nameidata

these guys are always declared next to each other; might as well put
the former (pointer to previous instance) into the latter and simplify
the calling conventions for {set,restore}_nameidata()

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