diff options
| -rw-r--r-- | net/openvswitch/datapath.c | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c index e6a7d49..0cc66a4 100644 --- a/net/openvswitch/datapath.c +++ b/net/openvswitch/datapath.c @@ -1096,26 +1096,32 @@ static int ovs_flow_cmd_set(struct sk_buff *skb, struct genl_info *info) struct sw_flow_match match; struct sw_flow_id sfid; u32 ufid_flags = ovs_nla_get_ufid_flags(a[OVS_FLOW_ATTR_UFID_FLAGS]); - int error; + int error = 0; bool log = !a[OVS_FLOW_ATTR_PROBE]; bool ufid_present; - /* Extract key. */ - error = -EINVAL; - if (!a[OVS_FLOW_ATTR_KEY]) { - OVS_NLERR(log, "Flow key attribute not present in set flow."); - goto error; - } - ufid_present = ovs_nla_get_ufid(&sfid, a[OVS_FLOW_ATTR_UFID], log); - ovs_match_init(&match, &key, &mask); - error = ovs_nla_get_match(net, &match, a[OVS_FLOW_ATTR_KEY], - a[OVS_FLOW_ATTR_MASK], log); + if (a[OVS_FLOW_ATTR_KEY]) { + ovs_match_init(&match, &key, &mask); + error = ovs_nla_get_match(net, &match, a[OVS_FLOW_ATTR_KEY], + a[OVS_FLOW_ATTR_MASK], log); + } else if (!ufid_present) { + OVS_NLERR(log, + "Flow set message rejected, Key attribute missing."); + error = -EINVAL; + } if (error) goto error; /* Validate actions. */ if (a[OVS_FLOW_ATTR_ACTIONS]) { + if (!a[OVS_FLOW_ATTR_KEY]) { + OVS_NLERR(log, + "Flow key attribute not present in set flow."); + error = -EINVAL; + goto error; + } + acts = get_flow_actions(net, a[OVS_FLOW_ATTR_ACTIONS], &key, &mask, log); if (IS_ERR(acts)) { |