ISAPNP: remove unused pnp_dev->regs field

The "regs" field in struct pnp_dev is set but never read, so remove it.
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Acked-By: Rene Herman <rene.herman@gmail.com>
Signed-off-by: Len Brown <len.brown@intel.com>

drivers/pnp/isapnp/core.c

@@ -416,10 +416,7 @@ static struct pnp_dev *__init isapnp_parse_device(struct pnp_card *card,
 	if (!dev)
 		return NULL;
 
-	dev->regs = tmp[4];
 	dev->card = card;
-	if (size > 5)
-		dev->regs |= tmp[5] << 8;
 	dev->capabilities |= PNP_CONFIGURABLE;
 	dev->capabilities |= PNP_READ;
 	dev->capabilities |= PNP_WRITE;

include/linux/pnp.h

@@ -253,7 +253,6 @@ struct pnp_dev {
 	struct pnp_resource_table *res;
 
 	char name[PNP_NAME_LEN];	/* contains a human-readable name */
-	unsigned short regs;		/* ISAPnP: supported registers */
 	int flags;			/* used by protocols */
 	struct proc_dir_entry *procent;	/* device entry in /proc/bus/isapnp */
 	void *data;