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>

fs/hfs/dir.c

@@ -18,7 +18,7 @@
  * hfs_lookup()
  */
 static struct dentry *hfs_lookup(struct inode *dir, struct dentry *dentry,
-				 struct nameidata *nd)
+				 unsigned int flags)
 {
 	hfs_cat_rec rec;
 	struct hfs_find_data fd;

fs/hfs/inode.c

@@ -489,7 +489,7 @@ out:
 }
 
 static struct dentry *hfs_file_lookup(struct inode *dir, struct dentry *dentry,
-				      struct nameidata *nd)
+				      unsigned int flags)
 {
 	struct inode *inode = NULL;
 	hfs_cat_rec rec;