packet: Add additional TCP flags extraction on IPv6.

[sliver-openvswitch.git] / lib / packets.c

diff --git a/lib/packets.c b/lib/packets.c
index 9d861da..8fb7f6b 100644 (file)
--- a/lib/packets.c
+++ b/lib/packets.c
@@ -487,9 +487,9 @@ packet_set_udp_port(struct ofpbuf *packet, ovs_be16 src, ovs_be16 dst)
 uint8_t
 packet_get_tcp_flags(const struct ofpbuf *packet, const struct flow *flow)
 {
-    /* XXX IPv6? */
-    if (flow->dl_type == htons(ETH_TYPE_IP) && packet->l4
-        && flow->nw_proto == IPPROTO_TCP && packet->l7) {
+    if ((flow->dl_type == htons(ETH_TYPE_IP) ||
+         flow->dl_type == htons(ETH_TYPE_IPV6)) &&
+        flow->nw_proto == IPPROTO_TCP && packet->l7) {
         const struct tcp_header *tcp = packet->l4;
         return TCP_FLAGS(tcp->tcp_ctl);
     } else {