diff --git a/drivers/pnp/base.h b/drivers/pnp/base.h
index b492569..37f7d85 100644
--- a/drivers/pnp/base.h
+++ b/drivers/pnp/base.h
@@ -4,7 +4,7 @@
 void pnp_eisa_id_to_string(u32 id, char *str);
 struct pnp_dev *pnp_alloc_dev(struct pnp_protocol *, int id, char *pnpid);
 struct pnp_id *pnp_add_id(struct pnp_dev *dev, char *id);
-int pnp_add_card_id(struct pnp_id *id, struct pnp_card *card);
+struct pnp_id *pnp_add_card_id(struct pnp_card *card, char *id);
 int pnp_interface_attach_device(struct pnp_dev *dev);
 void pnp_fixup_device(struct pnp_dev *dev);
 void pnp_free_option(struct pnp_option *option);