Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6

1 files changed, 11 insertions, 15 deletions

diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index da281581692c..dbaed69de06a 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -221,35 +221,31 @@ static struct ip_tunnel * ipip_tunnel_locate(struct ip_tunnel_parm *parms, int c
 
         if (parms->name[0])
                 strlcpy(name, parms->name, IFNAMSIZ);
-        else {
-                int i;
-                for (i=1; i<100; i++) {
-                        sprintf(name, "tunl%d", i);
-                        if (__dev_get_by_name(&init_net, name) == NULL)
-                                break;
-                }
-                if (i==100)
-                        goto failed;
-        }
+        else
+                sprintf(name, "tunl%%d");
 
         dev = alloc_netdev(sizeof(*t), name, ipip_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 = ipip_tunnel_init;
         nt->parms = *parms;
 
-        if (register_netdevice(dev) < 0) {
-                free_netdev(dev);
-                goto failed;
-        }
+        if (register_netdevice(dev) < 0)
+                goto failed_free;
 
         dev_hold(dev);
         ipip_tunnel_link(nt);
         return nt;
 
-failed:
+failed_free:
+        free_netdev(dev);
         return NULL;
 }