openvswitch: Validation of IPv6 set port action uses IPv4 header

[linux-flexiantxendom0-3.2.10.git] / net / openvswitch / datapath.c

diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 4cb615d..777716b 100644 (file)
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -421,6 +421,19 @@ static int validate_sample(const struct nlattr *attr,
        return validate_actions(actions, key, depth + 1);
 }
 
+static int validate_tp_port(const struct sw_flow_key *flow_key)
+{
+       if (flow_key->eth.type == htons(ETH_P_IP)) {
+               if (flow_key->ipv4.tp.src && flow_key->ipv4.tp.dst)
+                       return 0;
+       } else if (flow_key->eth.type == htons(ETH_P_IPV6)) {
+               if (flow_key->ipv6.tp.src && flow_key->ipv6.tp.dst)
+                       return 0;
+       }
+
+       return -EINVAL;
+}
+
 static int validate_set(const struct nlattr *a,
                        const struct sw_flow_key *flow_key)
 {
@@ -462,18 +475,13 @@ static int validate_set(const struct nlattr *a,
                if (flow_key->ip.proto != IPPROTO_TCP)
                        return -EINVAL;
 
-               if (!flow_key->ipv4.tp.src || !flow_key->ipv4.tp.dst)
-                       return -EINVAL;
-
-               break;
+               return validate_tp_port(flow_key);
 
        case OVS_KEY_ATTR_UDP:
                if (flow_key->ip.proto != IPPROTO_UDP)
                        return -EINVAL;
 
-               if (!flow_key->ipv4.tp.src || !flow_key->ipv4.tp.dst)
-                       return -EINVAL;
-               break;
+               return validate_tp_port(flow_key);
 
        default:
                return -EINVAL;