X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fipv6%2Fsit.c;h=1b8196c8d1456d4c2a88967e4b249ddec85ba472;hb=061964fb988ca51087948975da66ff523b3a5852;hp=e77239d02bf5323e014e8757f459c2505898431b;hpb=877c357e7511395bc923ec9efc2e8b021a17ed79;p=linux-2.6

diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index e77239d02b..1b8196c8d1 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -164,21 +164,18 @@ static struct ip_tunnel * ipip6_tunnel_locate(struct ip_tunnel_parm *parms, int
 
 	if (parms->name[0])
 		strlcpy(name, parms->name, IFNAMSIZ);
-	else {
-		int i;
-		for (i=1; i<100; i++) {
-			sprintf(name, "sit%d", i);
-			if (__dev_get_by_name(&init_net, name) == NULL)
-				break;
-		}
-		if (i==100)
-			goto failed;
-	}
+	else
+		sprintf(name, "sit%%d");
 
 	dev = alloc_netdev(sizeof(*t), name, ipip6_tunnel_setup);
 	if (dev == NULL)
 		return NULL;
 
+	if (strchr(name, '%')) {
+		if (dev_alloc_name(dev, name) < 0)
+			goto failed_free;
+	}
+
 	nt = netdev_priv(dev);
 	dev->init = ipip6_tunnel_init;
 	nt->parms = *parms;
@@ -186,16 +183,16 @@ static struct ip_tunnel * ipip6_tunnel_locate(struct ip_tunnel_parm *parms, int
 	if (parms->i_flags & SIT_ISATAP)
 		dev->priv_flags |= IFF_ISATAP;
 
-	if (register_netdevice(dev) < 0) {
-		free_netdev(dev);
-		goto failed;
-	}
+	if (register_netdevice(dev) < 0)
+		goto failed_free;
 
 	dev_hold(dev);
 
 	ipip6_tunnel_link(nt);
 	return nt;
 
+failed_free:
+	free_netdev(dev);
 failed:
 	return NULL;
 }
@@ -342,11 +339,11 @@ out:
 	skb_reset_network_header(skb2);
 
 	/* Try to guess incoming interface */
-	rt6i = rt6_lookup(&iph6->saddr, NULL, NULL, 0);
+	rt6i = rt6_lookup(&init_net, &iph6->saddr, NULL, NULL, 0);
 	if (rt6i && rt6i->rt6i_dev) {
 		skb2->dev = rt6i->rt6i_dev;
 
-		rt6i = rt6_lookup(&iph6->daddr, &iph6->saddr, NULL, 0);
+		rt6i = rt6_lookup(&init_net, &iph6->daddr, &iph6->saddr, NULL, 0);
 
 		if (rt6i && rt6i->rt6i_dev && rt6i->rt6i_dev->type == ARPHRD_SIT) {
 			struct ip_tunnel *t = netdev_priv(rt6i->rt6i_dev);
@@ -396,7 +393,7 @@ isatap_srcok(struct sk_buff *skb, struct iphdr *iph, struct net_device *dev)
 	fl.oif = dev->ifindex;
 	security_skb_classify_flow(skb, &fl);
 
-	dst = ip6_route_output(NULL, &fl);
+	dst = ip6_route_output(&init_net, NULL, &fl);
 	if (!dst->error && (dst->dev == dev) && (neigh = dst->neighbour)) {
 
 		addr6 = (struct in6_addr*)&neigh->primary_key;