staging/lustre: Properly cast ll_fid2path argument to __user in ll_file_ioctl

When calling ll_fid2path, it expects a userspace pointer.

Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed