kill the last users of user_{path,lpath,path_dir}()

old wrappers with few callers remaining; put them out of their misery...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index 6f7848c..affa557 100644
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -67,7 +67,7 @@ xfs_find_handle(
 			return -EBADF;
 		inode = file_inode(f.file);
 	} else {
-		error = user_lpath((const char __user *)hreq->path, &path);
+		error = user_path_at(AT_FDCWD, hreq->path, 0, &path);
 		if (error)
 			return error;
 		inode = d_inode(path.dentry);