Preserve priority & extra_mark when offloading

net/netfilter/nf_flow_table_core.c

@@ -21,6 +21,8 @@ struct flow_offload_entry {
 	struct rcu_head		rcu_head;
 	/* Added for fwmark tracking */
 	__u32			mark;
+	__u32			priority;
+	__u32			extra_mark[1];
 	__u8			dsfield;
 };
 
@@ -87,6 +89,8 @@ flow_offload_alloc(struct nf_conn *ct, struct nf_flow_route *route, struct sk_bu
 	entry->ct = ct;
 	/* store skbmark ~@ND_Iain */
 	entry->mark = skb->mark;
+	entry->extra_mark[0] = skb->extra_mark[0];
+	entry->priority = skb->priority;
        /* store dsfield */
        if(entry->ct) {
                switch(nf_ct_l3num(entry->ct)) {
@@ -184,6 +188,8 @@ void nf_flow_table_acct(struct flow_offload *flow, struct sk_buff *skb, int dir)
 
 	/* restore fwmark ~@ND_Iain */
 	skb->mark = entry->mark;
+	skb->extra_mark[0] = entry->extra_mark[0];
+	skb->priority = entry->priority;
 	/* store dsfield */
 	if(entry->ct) {
 		switch(nf_ct_l3num(entry->ct)) {