networkd: Geneve Allow TTL to be zero.

Also verify VNI is set
2019-05-10 22:45:26 +09:00
parent aac350192b
commit 328184d1fc
2 changed files with 8 additions and 6 deletions
@@ -278,10 +278,10 @@ static int netdev_geneve_verify(NetDev *netdev, const char *filename) {
        assert(v);
        assert(filename);

-        if (v->ttl == 0) {
-                log_warning("Invalid Geneve TTL value '0' configured in '%s'. Ignoring", filename);
-                return -EINVAL;
-        }
+        if (v->id > GENEVE_VID_MAX)
+                return log_netdev_warning_errno(netdev, SYNTHETIC_ERRNO(EINVAL),
+                                                "%s: Geneve without valid VNI (or Virtual Network Identifier) configured. Ignoring.",
+                                                filename);

        return 0;
 }