patch-2.1.105 linux/drivers/net/e2100.c

• Lines: 73
• Date: Sun Jun 7 10:37:41 1998
• Orig file: v2.1.104/linux/drivers/net/e2100.c
• Orig date: Mon Feb 23 18:12:05 1998

diff -u --recursive --new-file v2.1.104/linux/drivers/net/e2100.c linux/drivers/net/e2100.c
@@ -163,6 +163,9 @@
 	inb(ioaddr + E21_MEDIA); 		/* Point to media selection. */
 	outb(0, ioaddr + E21_ASIC); 	/* and disable the secondary interface. */
 
+	if (load_8390_module("e2100.c"))
+		return -ENOSYS;
+
 	if (ei_debug  &&  version_printed++ == 0)
 		printk(version);
 
@@ -176,6 +179,12 @@
 	for (i = 0; i < 6; i++)
 		printk(" %02X", station_addr[i]);
 
+	/* Allocate dev->priv and fill in 8390 specific dev fields. */
+	if (ethdev_init(dev)) {
+		printk (" unable to get memory for dev->priv.\n");
+		return -ENOMEM;
+	}
+
 	if (dev->irq < 2) {
 		int irqlist[] = {15,11,10,12,5,9,3,4}, i;
 		for (i = 0; i < 8; i++)
@@ -190,12 +199,6 @@
 	} else if (dev->irq == 2)	/* Fixup luser bogosity: IRQ2 is really IRQ9 */
 		dev->irq = 9;
 
-	/* Allocate dev->priv and fill in 8390 specific dev fields. */
-	if (ethdev_init(dev)) {
-		printk (" unable to get memory for dev->priv.\n");
-		return -ENOMEM;
-	}
-
 	/* Grab the region so we can find a different board if IRQ select fails. */
 	request_region(ioaddr, E21_IO_EXTENT, "e2100");
 
@@ -423,12 +426,15 @@
 		}
 		if (register_netdev(dev) != 0) {
 			printk(KERN_WARNING "e2100.c: No E2100 card found (i/o = 0x%x).\n", io[this_dev]);
-			if (found != 0) return 0;	/* Got at least one. */
+			if (found != 0) {	/* Got at least one. */
+				lock_8390_module();
+				return 0;
+			}
 			return -ENXIO;
 		}
 		found++;
 	}
-
+	lock_8390_module();
 	return 0;
 }
 
@@ -440,13 +446,15 @@
 	for (this_dev = 0; this_dev < MAX_E21_CARDS; this_dev++) {
 		struct device *dev = &dev_e21[this_dev];
 		if (dev->priv != NULL) {
+			void *priv = dev->priv;
 			/* NB: e21_close() handles free_irq */
-			unregister_netdev(dev);
-			kfree(dev->priv);
-			dev->priv = NULL;
 			release_region(dev->base_addr, E21_IO_EXTENT);
+			dev->priv = NULL;
+			unregister_netdev(dev);
+			kfree(priv);
 		}
 	}
+	unlock_8390_module();
 }
 #endif /* MODULE */