networkd: use proper cast to access VTI6 (#4399)

Fixes #4371.
2016-10-17 23:19:08 -04:00
parent 52c239d770
commit 59f62519f1
1 changed files with 7 additions and 1 deletions
@@ -201,12 +201,18 @@ static int netdev_ip6gre_fill_message_create(NetDev *netdev, Link *link, sd_netl
 }

 static int netdev_vti_fill_message_key(NetDev *netdev, Link *link, sd_netlink_message *m) {
-        Tunnel *t = VTI(netdev);
        uint32_t ikey, okey;
+        Tunnel *t;
        int r;

        assert(link);
        assert(m);
+
+        if (netdev->kind == NETDEV_KIND_VTI)
+                t = VTI(netdev);
+        else
+                t = VTI6(netdev);
+
        assert(t);

        if (t->key != 0)