diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 100c441..749c2a1 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -45,7 +45,7 @@
 
 static void pcmcia_check_driver(struct pcmcia_driver *p_drv)
 {
-	struct pcmcia_device_id *did = p_drv->id_table;
+	const struct pcmcia_device_id *did = p_drv->id_table;
 	unsigned int i;
 	u32 hash;
 
@@ -784,7 +784,7 @@
 
 
 static inline int pcmcia_devmatch(struct pcmcia_device *dev,
-				  struct pcmcia_device_id *did)
+				  const struct pcmcia_device_id *did)
 {
 	if (did->match_flags & PCMCIA_DEV_ID_MATCH_MANF_ID) {
 		if ((!dev->has_manf_id) || (dev->manf_id != did->manf_id))
@@ -890,7 +890,7 @@
 {
 	struct pcmcia_device *p_dev = to_pcmcia_dev(dev);
 	struct pcmcia_driver *p_drv = to_pcmcia_drv(drv);
-	struct pcmcia_device_id *did = p_drv->id_table;
+	const struct pcmcia_device_id *did = p_drv->id_table;
 	struct pcmcia_dynid *dynid;
 
 	/* match dynamic devices first */
diff --git a/include/pcmcia/ds.h b/include/pcmcia/ds.h
index 3fd5064..7b82080 100644
--- a/include/pcmcia/ds.h
+++ b/include/pcmcia/ds.h
@@ -56,7 +56,7 @@
 	int (*resume)		(struct pcmcia_device *dev);
 
 	struct module		*owner;
-	struct pcmcia_device_id	*id_table;
+	const struct pcmcia_device_id	*id_table;
 	struct device_driver	drv;
 	struct pcmcia_dynids	dynids;
 };