patch-2.3.4 linux/net/core/rtnetlink.c

• Lines: 15
• Date: Tue May 25 13:06:34 1999
• Orig file: v2.3.3/linux/net/core/rtnetlink.c
• Orig date: Fri May 14 18:55:30 1999

diff -u --recursive --new-file v2.3.3/linux/net/core/rtnetlink.c linux/net/core/rtnetlink.c
@@ -189,12 +189,14 @@
 	int s_idx = cb->args[0];
 	struct device *dev;
 
+	read_lock_bh(&dev_base_lock);
 	for (dev=dev_base, idx=0; dev; dev = dev->next, idx++) {
 		if (idx < s_idx)
 			continue;
 		if (rtnetlink_fill_ifinfo(skb, dev, RTM_NEWLINK, NETLINK_CB(cb->skb).pid, cb->nlh->nlmsg_seq) <= 0)
 			break;
 	}
+	read_unlock_bh(&dev_base_lock);
 	cb->args[0] = idx;
 
 	return skb->len;