[PATCHv2 4/7] openvswitch: Ensure flow is valid before executing ct

[Joe Stringer]

The ct action uses parts of the flow key, so we need to ensure that it
is valid before executing that action.

Fixes: 7f8a436 "openvswitch: Add conntrack action"
Signed-off-by: Joe Stringer <joestringer@xxxxxxxxxx>
Acked-by: Pravin B Shelar <pshelar@xxxxxxxxxx>
---
v2: Acked.
---
 net/openvswitch/actions.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c
index 4cb93f9..c6a39bf 100644
--- a/net/openvswitch/actions.c
+++ b/net/openvswitch/actions.c
@@ -1102,6 +1102,12 @@ static int do_execute_actions(struct datapath *dp, struct sk_buff *skb,
 			break;
 
 		case OVS_ACTION_ATTR_CT:
+			if (!is_flow_key_valid(key)) {
+				err = ovs_flow_key_update(skb, key);
+				if (err)
+					return err;
+			}
+
 			err = ovs_ct_execute(ovs_dp_get_net(dp), skb, key,
 					     nla_data(a));
 
-- 
2.1.4

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