stop passing nameidata to ->lookup()

Just the flags; only NFS cares even about that, but there are
legitimate uses for such argument.  And getting rid of that
completely would require splitting ->lookup() into a couple
of methods (at least), so let's leave that alone for now...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/ncpfs/dir.c b/fs/ncpfs/dir.c
index 32607f7..a0cff22 100644
--- a/fs/ncpfs/dir.c
+++ b/fs/ncpfs/dir.c
@@ -31,7 +31,7 @@
 static int ncp_readdir(struct file *, void *, filldir_t);
 
 static int ncp_create(struct inode *, struct dentry *, umode_t, struct nameidata *);
-static struct dentry *ncp_lookup(struct inode *, struct dentry *, struct nameidata *);
+static struct dentry *ncp_lookup(struct inode *, struct dentry *, unsigned int);
 static int ncp_unlink(struct inode *, struct dentry *);
 static int ncp_mkdir(struct inode *, struct dentry *, umode_t);
 static int ncp_rmdir(struct inode *, struct dentry *);
@@ -836,7 +836,7 @@
 	return result;
 }
 
-static struct dentry *ncp_lookup(struct inode *dir, struct dentry *dentry, struct nameidata *nd)
+static struct dentry *ncp_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags)
 {
 	struct ncp_server *server = NCP_SERVER(dir);
 	struct inode *inode = NULL;