4480 	struct sk_buff *skb1;  in tcp_data_queue_ofo()  local
4538 		skb1 = rb_to_skb(parent);  in tcp_data_queue_ofo()
4539 		if (before(seq, TCP_SKB_CB(skb1)->seq)) {  in tcp_data_queue_ofo()
4543 		if (before(seq, TCP_SKB_CB(skb1)->end_seq)) {  in tcp_data_queue_ofo()
4544 			if (!after(end_seq, TCP_SKB_CB(skb1)->end_seq)) {  in tcp_data_queue_ofo()
4553 			if (after(seq, TCP_SKB_CB(skb1)->seq)) {  in tcp_data_queue_ofo()
4555 				tcp_dsack_set(sk, seq, TCP_SKB_CB(skb1)->end_seq);  in tcp_data_queue_ofo()
4560 				rb_replace_node(&skb1->rbnode, &skb->rbnode,  in tcp_data_queue_ofo()
4563 						 TCP_SKB_CB(skb1)->seq,  in tcp_data_queue_ofo()
4564 						 TCP_SKB_CB(skb1)->end_seq);  in tcp_data_queue_ofo()
4567 				tcp_drop(sk, skb1);  in tcp_data_queue_ofo()
4570 		} else if (tcp_ooo_try_coalesce(sk, skb1,  in tcp_data_queue_ofo()
4583 	while ((skb1 = skb_rb_next(skb)) != NULL) {  in tcp_data_queue_ofo()
4584 		if (!after(end_seq, TCP_SKB_CB(skb1)->seq))  in tcp_data_queue_ofo()
4586 		if (before(end_seq, TCP_SKB_CB(skb1)->end_seq)) {  in tcp_data_queue_ofo()
4587 			tcp_dsack_extend(sk, TCP_SKB_CB(skb1)->seq,  in tcp_data_queue_ofo()
4591 		rb_erase(&skb1->rbnode, &tp->out_of_order_queue);  in tcp_data_queue_ofo()
4592 		tcp_dsack_extend(sk, TCP_SKB_CB(skb1)->seq,  in tcp_data_queue_ofo()
4593 				 TCP_SKB_CB(skb1)->end_seq);  in tcp_data_queue_ofo()
4595 		tcp_drop(sk, skb1);  in tcp_data_queue_ofo()
4598 	if (!skb1)  in tcp_data_queue_ofo()
4825 	struct sk_buff *skb1;  in tcp_rbtree_insert()  local
4829 		skb1 = rb_to_skb(parent);  in tcp_rbtree_insert()
4830 		if (before(TCP_SKB_CB(skb)->seq, TCP_SKB_CB(skb1)->seq))  in tcp_rbtree_insert()