tree 8ac2dd1e244e4dd506bf9dd9826ac966aa64e84f
parent f5beed755bce1791d926ded9d83640b25e14a617
author Al Viro <viro@zeniv.linux.org.uk> 1430532510 -0400
committer Al Viro <viro@zeniv.linux.org.uk> 1431310713 -0400

namei: lift nameidata into filename_mountpoint()

when we go for on-demand allocation of saved state in
link_path_walk(), we'll want nameidata to stay around
for all 3 calls of path_mountpoint().

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