patch-2.3.15 linux/net/irda/irlan/irlan_eth.c

• Lines: 20
• Date: Mon Aug 23 10:01:02 1999
• Orig file: v2.3.14/linux/net/irda/irlan/irlan_eth.c
• Orig date: Wed Aug 18 11:38:49 1999

diff -u --recursive --new-file v2.3.14/linux/net/irda/irlan/irlan_eth.c linux/net/irda/irlan/irlan_eth.c
@@ -346,12 +346,18 @@
 	 * subnet.  
 	 */
 	DEBUG(4, "IrLAN: Sending gratuitous ARP\n");
-	in_dev = dev->ip_ptr;
+	in_dev = in_dev_get(dev);
+	if (in_dev == NULL)
+		return;
+	read_lock(&in_dev->lock);
+	if (in_dev->ifa_list)
 	arp_send(ARPOP_REQUEST, ETH_P_ARP, 
 		 in_dev->ifa_list->ifa_address,
 		 dev, 
 		 in_dev->ifa_list->ifa_address,
 		 NULL, dev->dev_addr, NULL);
+	read_unlock(&in_dev->lock);
+	in_dev_put(in_dev);
 }
 
 /*