3c509: PnP resource management fix

In order to release PnP resources a card type must be set to EL3_PNP.
Previously, it was never set hence the PnP resources were not
released and device was left in incorrect state.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/3c509.c b/drivers/net/3c509.c
index edda6e1..8fafac9 100644
--- a/drivers/net/3c509.c
+++ b/drivers/net/3c509.c
@@ -385,6 +385,7 @@
 #if defined(__ISAPNP__)
 	static int pnp_cards;
 	struct pnp_dev *idev = NULL;
+	int pnp_found = 0;
 
 	if (nopnp == 1)
 		goto no_pnp;
@@ -430,6 +431,7 @@
 			pnp_cards++;
 
 			netdev_boot_setup_check(dev);
+			pnp_found = 1;
 			goto found;
 		}
 	}
@@ -560,6 +562,8 @@
 	lp = netdev_priv(dev);
 #if defined(__ISAPNP__)
 	lp->dev = &idev->dev;
+	if (pnp_found)
+		lp->type = EL3_PNP;
 #endif
 	err = el3_common_init(dev);