netdev-offload-tc: Reject rules with unsupported ct_state flags.
TC flower doesn't support some ct state flags such as
INVALID/SNAT/DNAT/REPLY. So it is better to reject this rule.
Fixes: ("netdev-offload-tc: Add conntrack support")
@@ -1646,6 +1646,7 @@ netdev_tc_flow_put(struct netdev *netdev, struct match *match,
flower.key.ct_state |= TCA_FLOWER_KEY_CT_FLAGS_NEW;
}
flower.mask.ct_state |= TCA_FLOWER_KEY_CT_FLAGS_NEW;
+ mask->ct_state &= ~OVS_CS_F_NEW;
}
if (mask->ct_state & OVS_CS_F_ESTABLISHED) {
@@ -1653,6 +1654,7 @@ netdev_tc_flow_put(struct netdev *netdev, struct match *match,
flower.key.ct_state |= TCA_FLOWER_KEY_CT_FLAGS_ESTABLISHED;
}
flower.mask.ct_state |= TCA_FLOWER_KEY_CT_FLAGS_ESTABLISHED;
+ mask->ct_state &= ~OVS_CS_F_ESTABLISHED;
}
if (mask->ct_state & OVS_CS_F_TRACKED) {
@@ -1660,14 +1662,13 @@ netdev_tc_flow_put(struct netdev *netdev, struct match *match,
flower.key.ct_state |= TCA_FLOWER_KEY_CT_FLAGS_TRACKED;
}
flower.mask.ct_state |= TCA_FLOWER_KEY_CT_FLAGS_TRACKED;
+ mask->ct_state &= ~OVS_CS_F_TRACKED;
}
if (flower.key.ct_state & TCA_FLOWER_KEY_CT_FLAGS_ESTABLISHED) {
flower.key.ct_state &= ~(TCA_FLOWER_KEY_CT_FLAGS_NEW);
flower.mask.ct_state &= ~(TCA_FLOWER_KEY_CT_FLAGS_NEW);
}
-
- mask->ct_state = 0;
}
if (mask->ct_zone) {
